TSL - Tubular Centrifugal Fans

Transcription

TSL - Tubular Centrifugal Fans
Turning Air Into Solutions.
TUBULAR CENTRIFUGAL INLINE FANS
MODEL TSL
CATALOG 1001
April 2014
CentrifugalInlineFans
Model TSL
The TSL is an inline centrifugal flow fan featuring
the reliable performance of a centrifugal fan with the
space saving advantages of an axial type fan. The
TSL offers high efficiencies in the commonly selected
area. The TSL has a higher and broader efficiency range compared to competitive tubular fans and
square inline fans. Lower operating speed for a given
performance provides longer and more reliable operation. Also, higher efficiency leads to quieter operation.
The unique wheel design allows air to flow with a
minimum of turbulence and losses. Extra-wide blade
design delivers a larger air volume. A removable discharge cone facilitates maintenance and service. Applications with larger motors utilize a pivot-style motor
base for ease of belt tension adjustments.
Standard Specifications
•
•
Model TSL
Arr. 9
•
•
High efficient open back plate airfoil wheel, sizes
182 through 890 (patent #5,171,128)
Average bearing life (AFBMA L-50) exceeds 200,000
hours at maximum class RPM
Shaft diameters sized so that maximum operating
speed does not exceed 70% of first critical speed
Wheels are statically and dynamically balanced
prior to assembly. Fans with motors and drives
mounted by Twin City Fan are test run as a complete assembly and rechecked for balance at the
specified operating speed.
Capabilities & Features
•
•
©2012 Twin City Fan Companies, Ltd., Minneapolis, MN.
All rights reserved. Catalog illustrations cover the general
appearance of Twin City Fan & Blower products at the time
of publication and we reserve the right to make changes in
design and construction at any time without notice.
•
•
•
•
•
Sizes 12.25" and 15" diameter with flat-blade backward inclined wheel
Sizes 18.25" through 89" diameter with patented
open back plate airfoil wheel
Class I, II, and III construction
Arrangements 1, 4 and 9
Horizontal and vertical mounting arrangements
Airflow to 221,700 CFM
Static pressures to 9" w.g
Twin City Fan & Blower certifies that the
Model TSL fans shown herein are licensed
to bear the AMCA Seal. The ratings
shown are based on tests and procedures
performed in accordance with AMCA
Publication 211 and AMCA Publication
311 and comply with the requirements of
the AMCA Certified Ratings Program. See
Catalog 1002 for sound ratings.
2
Twin City Fan Catalog 1001
Model TSL is available with the UL/cUL 705
listing for electrical, File No. E158680.
WheelDesign
The TSL Tubular Centrifugal Fan employs a specially
designed non-overloading airfoil wheel. In a tubular
centrifugal fan, the air turns 90° after leaving the
wheel. Twin City Fan & Blower’s unique wheel design
with open back plate (patent #5,171,128) allows this
turn to be made with a minimum of turbulence and
loss. Also, the extra-wide blade design helps deliver
a larger air volume for a given wheel diameter. The
TSL wheel improves overall efficiency and reduces
overall sound levels.
TSL Wheel
Model TSL by Twin City Fan &
Blower: Streamlined airflow makes
use of the open backplate wheel
design.
Competition’s Design: Turbulent
airflow causes loss of efficiency.
100
POWER
100
SP
80
TOTAL
EFFICIENCY
80
60
60
TYPICAL
SELECTION
REGION
40
40
20
20
0
BRAKE POWER IN % OF MAX. POWER
STATIC PRESSURE IN % OF SHUTOFF NO DELIVERY (SND)
Typical Non-overloading Characteristic Curve
For Model TSL Tubular Centrifugal Fans
20
40
60
80
100
VOLUME - IN % OF WIDE OPEN VOLUME (WOV)
Performance Comparison — 361⁄2" Wheel Diameter Tubular Centrifugal Fans
PERFORMANCE
CFM
17330
14660
10660
19990
33500
31990
SP
1.5"
1"
2"
3"
7"
0.75"
TWIN CITY FAN
TUBULAR CENTRIF.
RPM
BHP
774
6.5
646
3.8
686
4.6
977
13.6
1562
55.0
1175
18.4
MANUFACTURER A
TUBULAR CENTRIF.
RPM
BHP
799
7.3
670
4.3
698
4.8
1004
14.9
1610
60.4
1234
22.8
MANUFACTURER B
TUBULAR CENTRIF.
RPM
BHP
876
7.7
734
4.5
715
4.6
1080
15.2
1750
63.1
1370
24.0
MANUFACTURER C
TUBULAR CENTRIF.
RPM
BHP
840
7.7
670
5.8
790
8.1
1062
16.1
1700
65.0
1230
18.7
MANUFACTURER D
TUBULAR CENTRIF.
RPM
BHP
775
9.4
640
5.5
775
7.2
N/A
N/A
N/A
N/A
N/A
N/A
ALL PERFORMANCE COMPARISONS ARE BASED ON MANUFACTURERS’ PUBLISHED DATA.
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3
Applications&Selection
Tubular centrifugal fans such as the TSL are
used primarily for low to medium pressure
return air systems in heating, ventilating, and
air conditioning applications. They are generally
more compact than comparable scroll type centrifugal fans and often will fit into tight spaces or in
overhead ductwork where other fans of the same duty
may not. This is particularly true of the TSL inline fans,
which were specifically engineered with a wider efficiency
range. This allows selection of smaller fans while maintaining high efficiencies and low operating costs.
While there are many considerations that must be taken
into account when selecting a fan for a particular application, the first and most obvious is the operating characteristic of the fan. The fan selected must be capable
of moving the required amount of air against the calculated system static pressure. Fans selected at or just
below the maximum static efficiency point (underlined
figures in the performance tables) will provide the most
efficient and quietest operation. This, however, does not
necessarily mean that a fan selected at this point is the
best fan for the job. The most efficient fan is usually the
largest fan that can be chosen to provide stable operation for a given performance. Usually there is a trade-off
between higher equipment cost vs. lower operating cost.
There are also many site specific considerations such as
physical size and quiet operation which must be evaluated before a final selection is made.
This is one area where the unique features of the TSL
fan can provide a real advantage over other inline fans.
A smaller TSL fan operating further down from the
maximum efficiency figures may be selected without significantly increasing the horsepower requirements, RPM,
or sound power levels. This means you have less of a
compromise to make between size and cost vs. operating cost and quiet operation. With the TSL fan, you can
have both high efficiency and lower first cost.
All of the features that give the standard TSL its high
efficiency are utilized on all styles and arrangements that
Twin City Fan & Blower offers. When supplied with a
curb cap, discharge cap, and weather cover, the TSL
fan becomes a quiet, efficient, and stable upblast style
roof exhauster. TSL fans can also be specified for
many industrial applications, such as paint spray booths.
These installations typically utilize special features such
as clamshell or swingout construction, which allow easy
access for cleaning and maintenance.
ConstructionFeatures
Housings
All fans are constructed of heavy-gauge steel and
continuously welded for strength and rigidity. The tubular shape of the housing provides a streamlined
airflow giving TSL fans much higher efficiencies when
compared to square inline fans. All TSL fans are provided with punched inlet and outlet flanges as standard. A sealed belt tube is also standard
Straightening Vanes
Straightening vanes convert tangential velocity pressure into useful static pressure potential, reducing
turbulence and increasing efficiency. Extensive testing
of various shapes and locations has resulted in the
most efficient aerodynamic design of the straightening vanes. This efficient construction, coupled with
the new wheel design, is responsible for the higher
and broader efficiency range in the most commonly
selected region of the fan curve.
Post Type Motor
Support (smaller
motors)
Straightening
Vanes
Sealed Belt
Tube
4
Inner Cylinder
The inner tube is rigidly constructed to support the
shaft and bearings. The removable discharge cone
provides full access to the shaft, bearings, and fan
sheave. It is strongly recommended that an access
door be provided in the ductwork adjacent to the discharge end of the fan for such service.
A rectangular belt tube encloses the drive. The rectangular design allows a larger fan sheave to be placed
closer to the bearings and thus increase the drive side
bearing life.
Motor Mounting Platform
Heavy duty design for handling large motors. Catalog
drawings (pages 16-18) indicate the maximum frame
size for different fan sizes. The motor mounting platform allows easy adjustment of belt tension. The motor
mounting platform is offered in eight standard locations
to allow for motor accessibility and space requirements. Both styles of motor bases allow for a large
range of belt centers in case the v-belt drive has to
be changed. See page 5 for available motor mounting
locations.
Removable
Discharge
Cone
Twin City Fan Catalog 1001
Saddle Type
Motor Support
(larger motors)
StandardConstruction
Model TSL fans are available for horizontal and vertical mounting. Built in sizes 122 through 890, and in
several styles as illustrated below, a wide variety of
operating requirements are easily handled.
Vertical Construction
Arrangement 9 is widely used for tubular fans. In Arrangement 9, the motor is supported by a motor platform welded directly to the fan housing. Arrangement 1
is also available.
Floor or Ceiling Mounted — Four vertical brackets are welded to either end of the fan housing.
Bracket location is determined by airflow direction
and support details (see drawing below).
Vertical construction is available in sizes
122 through 542. Consult factory for larger
sizes.
Horizontal Construction
Roof Mounted — A curb cap provides weathertight
seal for roof curb mounted fans. A discharge cap and
weather cover are also available for the upblast style
roof ventilator.
Horizontal Base Mounted (HBM) — Support legs are
provided at each end of the fan for floor mounting.
Horizontal Ceiling Hung (HCH) — For duct mounted
fans, four suspension clips are welded to the fan
casing to allow ceiling suspension using rod hangers.
VRM – Vertical
Roof Mount
HBM – Horizontal
Base Mount
MountingArrangements
Motor Positions
A
H
HCH
Viewed From
Outlet End
A
B
G
H
HBM
Viewed From
Outlet End
C
B
G
C
D
F
E
Discharge Designations for Vertical Flow Options
↑
AIRFLOW
↑
AIRFLOW
VRM
VUN
Vertical Roof
Vertical Up
Mount
No Brackets
(Usually Curb
Mounted)
↑
AIRFLOW
↑
AIRFLOW
AIRFLOW
↓
AIRFLOW
↓
VUI
VUO
VDI
VDO
Discharge Up
Discharge Up Discharge Down Discharge Down
Floor Mount
Ceiling Hung
Ceiling Hung
Floor Mount
Support Brackets Support Brackets Support Brackets Support Brackets
On Inlet
On Outlet
On Inlet
On Outlet
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AIRFLOW
↓
VDN
Vertical Down
No Brackets
5
OptionalDesigns
Clamshell Design
Two clamshell style doors swing open to provide
complete access to the interior of the fan for maintenance or cleaning without removal of ductwork. Heavy
duty hinges, positive locking latches, and full gasketing provide a complete seal when doors are closed.
An access door provides access to the bearings.
Available on all fan sizes, typically vertical mount due
to the weight of the doors.
Swingout Design
Clamshell Design
Provides full access to the wheel and inner casing.
The entire wheel/shaft/bearing assembly is mounted
on a large swingout door. Since the inlet cone pivots
with the door, fan performance is preserved. Ideal for
systems requiring frequent cleaning without removal of
ductwork. Swingout construction is ­­available for vertical mounting only. Available on sizes 182 and larger.
Fumehood Exhaust Design
Swingout Design
Twin City Fan & Blower offers a specially modified version of the TSL fan designated as “TFE” (Tubular Fume
Exhaust) for laboratory fume hood exhaust applications,
available in sizes 90 through 542. The TFE fan consists
of a vertically mounted TSL unit with a reinforced curb
cap and a modified discharge cap. The discharge cap
includes an outlet venturi to permit the outlet velocity
to meet the specific roof exhaust requirements. TFE
fans in a standard configuration utilize an extended
discharge with optional stack extensions available. The
heavy duty curb cap will permit stack extensions up
to 10 feet (120 inches) total height from the roof line
without need for guide wires.
Refer to Catalog 1500 for selection and specifications.
Venturi Discharge
Cap Assembly
with Nozzle
Optional Stack
Extension
Weather
Cover
Model TSL Fan
with Extended
Housing
Optional Isolation Damper
Mixing Box
Optional
Bypass Damper
Removable
Access Panel
Optional Roof Curb
6
Twin City Fan Catalog 1001
Accessories
Support Legs — Horizontal Flow
For horizontal flow with floor mounting, support legs
are welded to the fan flange with bolt holes aligned
for connection of ductwork.
Support Legs — Vertical Flow
For vertical flow with either floor or ceiling mounting,
support legs are welded to the fan housing for fourpoint support.
Suspension Clips
For horizontal flow with ceiling mounting, four clips of
formed angle are welded to the fan housing for suspension via tie rods to the ceiling support structure.
Discharge Cap
Support Legs,
Horizontal
Support Legs,
Vertical
Discharge Cap
Curb Cap
Shaft Seal
Inlet/Outlet
Screens
Belt Guard
Companion Flange
TSL units can be provided with a discharge cap for
rooftop mounting. Discharge caps are designed for
vertical discharge with butterfly type dampers to seal
out the weather when the fan is shut off and minimal
flow obstruction when the fan is operating. See page
9, Table 2 for minimum flow rates.
Curb Cap
TSL units can be supplied with a curb cap, attached
to the fan’s inlet flange for curb mounting.
Shaft Seal
To limit the air entering the inner cylinder and avoid
contact of airstream contaminants with the bearings
and V-belt drive, a shaft seal can be provided. The
shaft seal consists of a non-asbestos rubbing ring
held in place by a cover plate at the wheel end of
the inner cylinder. Please note that a shaft seal does
not make the inner cylinder gas tight.
Inlet and Outlet Screens
Safety screening can be provided for installation in the
fan inlet or outlet.
Belt Guard­­
Available in Arrangement 9 belt driven fans, the belt
guard encloses the motor sheave and V-belts. The
guard is easily removable for inspection and maintenance.
Companion Flanges
For ease of installation of adjacent ductwork, companion flanges can be provided. Flanges are rolled angle
rings, drilled to match the fan’s inlet or outlet flange.
Spark-Resistant Construction
TSL fans are available with spark-resistant construction. Various grades of spark resistance are as dictated by AMCA: Types A, B, and C.
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7
Accessories
Vibration Isolation
TSL fans can be provided with spring or rubber-inshear isolators as an option. Spring isolators can be
provided for floor mount or ceiling hung orientation.
Weather Cover
For outdoor installations, the weather cover completely encloses the motor and V-belt drive from the elements. Provided with slots for ventilation, the cover
is easily removable for inspection and maintenance.
Weather covers are available for either horizontal or
vertical flow fans.
Inlet Vanes
Variable inlet vanes provide economical, stable, and
efficient air volume control for manual or motorized
operation.
Weather Cover
Vibration Isolation
Variable inlet vanes are widely used to control air volumes at partial load conditions, resulting in substantial
savings in energy. Inlet vane control offers wide range
regulation, excellent operating cost savings, simplicity in operation, and long trouble-free operation at a
relatively low initial cost.
Variable inlet vanes cause the air entering the fan to
spin in the direction of wheel rotation, resulting in
reduction in capacity, pressure, and brake horsepower. With the use of inlet vanes, the fan performance
curve is repositioned from fully open to the closed
position of inlet vanes as shown below.
Variable Inlet Vanes
Low maintenance, easy assembly, disassembly, and
long life are prime features of this vane design. Blades
are supported with fatigue resistant steel shafts and
two needle roller bearings riding on a zone hardened
surface to minimize the wear. Bearings are lubricated for life with high grade moisture-resistant grease
and protected with special seals. The vane bearing
housings are welded in position and stiffened with a
welded-on support ring. The welded structure eliminates flutter and vibration while utilizing a cantilevered
design.
Energy Savings
Using Inlet Vanes
Performance Curve at
Different Vane Settings
10
200
100
160
80
SP @ VANE SETTING
100
STATIC PRESSURE (IN W.C.)
50
6
120
BHP @ VANE
SETTING
4
80
100
75
25
0
2
0
8
25
0
2
50
4
6
VOLUME (CFM) x 10,000
40
8
10
% OF DESIGN POWER
8
BRAKEPOWER (BHP)
SYSTEM CURVE
75
60
40
20
0
Twin City Fan Catalog 1001
20
40
60
% OF DESIGN VOLUME
80
100
Table 1. Maximum RPM, Wheel Weights, and WR2 (moment of inertia in lb-ft2)
122
150
182
200
222
245
270
300
330
365
402
445
490
542
600
660
730
807
890
MAX.
RPM
3583
2927
2237
2042
1835
1667
1486
1338
1216
1081
981
887
806
728
658
598
541
489
444
CLASS I
WEIGHT
LB
14
20
32
38
62
74
86
101
123
157
194
274
317
411
524
748
944
1151
1841
WR2
LB-FT2
1.8
4.3
9.3
13
23
35
51
77
114
185
273
430
622
1060
1705
2573
4230
6595
12706
MAX.
RPM
4676
3819
2917
2662
2393
2173
1938
1745
1586
1410
1279
1157
1051
949
858
780
705
638
579
CLASS II
WEIGHT
LB
19
26
36
41
62
74
86
119
144
181
216
328
384
480
573
807
944
1217
1843
WR2
LB-FT2
2.6
5.8
10
14
23
35
51
95
134
216
321
563
822
1237
1854
2888
4250
7080
12606
MAX.
RPM
—
—
3689
3367
3026
2748
2441
2197
1998
1776
1611
1457
1323
1195
1081
983
888
833
729
CLASS III
WEIGHT
LB
—
—
57
64
92
105
121
141
183
243
278
405
468
576
680
965
1121
1356
1920
WR2
LB-FT2
—
—
15
20
35
49
71
107
179
293
404
672
968
1506
2212
3576
5039
8032
13674
SIZE
122
150
182
200
222
245
270
300
330
365
402
445
490
542
CFM
1051
1707
2532
3527
3527
4693
6574
7605
8712
11158
15891
15891
20904
26613
EngineeringData
FAN
SIZE
Table 2. Minimum Volume
Required to Open
Discharge Cap
Table 3. Bare Fan Weights (lb)
ARRANGEMENT I
FAN
SIZE
CLASS I
122
150
182
200
222
245
270
300
330
365
402
445
490
542
600
660
730
807
890
—
—
355
396
460
540
680
1050
1450
1600
1990
2465
3000
3700
5200
6500
9000
11000
14500
ARRANGEMENT 9
CLASS II CLASS III CLASS I
—
—
391
436
506
594
748
1155
1595
1760
2189
2712
3300
4070
5720
7150
9900
12100
15950
—
—
430
479
556
653
822
1270
1754
1936
2407
2983
3630
4477
6292
7865
10890
13810
17545
220
240
273
330
360
405
490
780
1010
1250
1400
1900
2400
3200
4300
5850
7800
9900
13000
CLASS II CLASS III
240
260
300
363
396
446
539
838
1111
1375
1540
2090
2640
3520
4730
6435
8580
10890
14300
—
—
330
379
435
490
598
943
1222
1512
1694
2299
2904
3872
5203
7078
9438
11979
15730
PerformanceData
122 TSL
Wheel Dia.: 12.25"
CFM
OV
755
906
1057
1208
1359
1510
1661
1812
2114
2416
2718
3020
3322
3624
3926
4228
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
0.5" SP
RPM BHP
1193 0.12
1321 0.17
1456 0.22
1596 0.28
1743 0.37
1896 0.46
2053 0.58
2213 0.73
2537 1.08
2867 1.55
3200 2.14
3536 2.88
3874 3.78
Wheel Type: Flat Blade BI
Tip Speed FPM = 3.21 x RPM
1" SP
RPM BHP
1483 0.23
1568 0.28
1679 0.35
1804 0.43
1937 0.52
2073 0.63
2212 0.76
2357 0.91
2660 1.28
2974 1.77
3295 2.39
3621 3.15
3951 4.06
Inlet & Outlet Area: 1.51 ft2
Inlet & Outlet Dia.: 16.56"
Fan Efficiency Grade = FEG63
Max. BHP = 0.073 (RPM÷1000)3
1.5" SP
2" SP
3" SP
4" SP
5" SP
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
1885
1991
2108
2236
2370
2505
2785
3081
3390
3707
0.49
0.58
0.69
0.81
0.96
1.12
1.51
2.01
2.65
3.43
2093
2169
2272
2386
2511
2642
2912
3192
3486
3792
MAXIMUM RPM:
Class I — 3583
Class II — 4000
Legend:
Class I =Regular face to left of Class II
Class II=Regular face in light shaded area
Class III=Bold face to right of Class II
0.64
0.74
0.86
1.00
1.16
1.34
1.76
2.28
2.92
3.72
2589
2676
2781
2893
3144
3411
3684
3968
1.24
1.39
1.57
1.78
2.26
2.85
3.54
4.36
2965
3039
3136
3358
3609
3875
1.84
2.02
2.25
2.78
3.42
4.20
3372
3568
3796
2.75
3.32
4.01
3771
3981
3.88
4.62
3974
4.49
Performance shown is for installation Type B: Free inlet, ducted outlet.
Power rating (BHP) does not include transmission losses.
Performance ratings do not include the effects of appurtenances (accessories).
Underlined figures indicate maximum static efficiency.
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9
PerformanceData
150 TSL
Wheel Dia.: 15.00"
CFM
OV
1125
1350
1575
1800
2025
2250
2475
2700
3150
3600
4050
4500
4950
5400
5850
6300
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
0.5" SP
RPM BHP
971 0.18
1075 0.25
1184 0.33
1298 0.42
1417 0.54
1541 0.69
1668 0.86
1797 1.07
2061 1.60
2328 2.29
2598 3.16
2871 4.24
3145 5.56
3419 7.13
3695 8.98
MAXIMUM RPM:
Wheel Dia.: 18.25"
OV
1670
2004
2338
2672
3006
3340
3674
4008
4676
5344
6012
6680
7348
8016
8684
9352
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
0.5" SP
RPM BHP
766 0.21
834 0.26
909 0.33
990 0.42
1076 0.52
1164 0.64
1255 0.79
1348 0.96
1538 1.39
1731 1.93
1927 2.63
2125 3.48
2324 4.51
2524 5.73
2725 7.17
2926 8.83
MAXIMUM RPM:
Wheel Dia.: 20.00"
OV
2020
2424
2828
3232
3636
4040
4444
4848
5656
6464
7272
8080
8888
9696
10504
11312
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
MAXIMUM RPM:
1" SP
RPM BHP
975 0.41
1022 0.49
1079 0.58
1145 0.69
1216 0.81
1293 0.96
1374 1.12
1458 1.31
1634 1.79
1816 2.38
2003 3.12
2194 4.02
2387 5.09
2582 6.37
2778 7.85
2976 9.56
0.5" SP
RPM BHP
701 0.25
763 0.32
833 0.40
908 0.51
987 0.63
1068 0.78
1152 0.96
1237 1.17
1412 1.69
1590 2.37
1770 3.21
1952 4.26
2135 5.52
2319 7.02
2503 8.78
2689 10.83
1536
1621
1716
1820
1928
2038
2264
2504
2754
3011
3272
3536
3802
Class I — 2042
Fan Efficiency Grade = FEG60
Max. BHP = 0.202 (RPM÷1000)3
1768
1851
1943
2044
2150
2369
2595
2833
3081
3336
3594
1.10
1.28
1.48
1.72
1.98
2.61
3.37
4.32
5.49
6.91
8.57
2111
2181
2265
2356
2558
2775
2996
3226
3465
3712
1.84
2.07
2.34
2.64
3.36
4.23
5.25
6.46
7.91
9.63
2419
2477
2555
2734
2937
3152
3372
3598
2.74
3.01
3.34
4.12
5.08
6.22
7.52
9.02
2749 4.10
2906 4.93
3090 5.95
3295 7.17
3510 8.59
3730 10.20
3073
3242
3432
3639
5.78
6.87
8.15
9.65
3240 6.69
3390 7.81 3535 8.79 3682
3568 9.17 3702 10.21
3763 10.73
9.83
Class II — 3819
Inlet & Outlet Area: 3.34 ft2
Inlet & Outlet Dia.: 24.25"
Fan Efficiency Grade = FEG71
Max. BHP = 0.46 (RPM÷1000)3
1.5" SP
2" SP
3" SP
4" SP
5" SP
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
1233 0.85
1287 0.98
1349 1.13
1416 1.30
1488 1.49
1564 1.70
1727 2.21
1899 2.85
2078 3.63
2262 4.58
2449 5.70
2639 7.02
2832 8.56
3026 10.32
1420 1.30
1473 1.47
1532 1.66
1597 1.87
1667 2.11
1818 2.66
1980 3.34
2151 4.16
2329 5.16
2511 6.33
2696 7.69
2885 9.27
3075 11.08
Class II — 2917
1702 2.21
1749 2.43 1949 3.28
1802 2.69 1993 3.58
1861 2.97 2044 3.90 2214 4.89
1993 3.62 2158 4.63 2316 5.70
2138 4.38 2289 5.49 2435 6.66
2294 5.29 2433 6.49 2567 7.74
2459 6.37 2586 7.64 2711 8.99
2631 7.62 2748 8.98 2863 10.40
2808 9.08 2917 10.53 3024 12.04
2988 10.74 3090 12.28 3190 13.88
3172 12.65 3268 14.28 3362 15.96
2467
2574
2697
2832
2976
3129
3288
3454
6.82
7.85
9.04
10.38
11.88
13.59
15.51
17.68
2610
2710
2823
2950
3087
3232
3385
3545
7.99
9.10
10.37
11.81
13.41
15.20
17.20
19.45
2840
2945
3064
3195
3334
3481
3635
10.40
11.74
13.26
14.97
16.85
18.94
21.27
2965
3065
3176
3300
3434
3576
11.73
13.16
14.76
16.56
18.54
20.73
Class III — 3689
Inlet & Outlet Area: 4.04 ft2
Inlet & Outlet Dia.: 27.13"
Fan Efficiency Grade = FEG71
Max. BHP = 0.73 (RPM÷1000)3
1.5" SP
2" SP
3" SP
4" SP
5" SP
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
1128 1.03
1178 1.19 1298 1.57
1234 1.37 1347 1.78 1555 2.66
1297 1.57 1402 2.01 1600 2.95 1781 3.97
1363 1.80 1463 2.27 1649 3.26 1822 4.33
1434 2.07 1527 2.56 1703 3.60 1869 4.72
1584 2.69 1666 3.23 1825 4.39 1975 5.61
1742 3.47 1816 4.07 1959 5.32 2096 6.66
1907 4.43 1973 5.07 2103 6.43 2229 7.88
2076 5.58 2137 6.29 2255 7.75 2370 9.28
2248 6.96 2304 7.71 2413 9.28 2520 10.93
2423 8.57 2475 9.39 2576 11.06 2675 12.82
2600 10.45 2648 11.32 2743 13.12 2835 14.97
2779 12.62 2824 13.55 2912 15.45 2998 17.40
Class II — 2662
Legend:
Class I =Regular face to left of Class II
Class II=Regular face in light shaded area
Class III=Bold face to right of Class II
10
0.72
0.86
1.02
1.21
1.42
1.67
2.24
2.98
3.91
5.06
6.44
8.08
9.99
Wheel Type: Airfoil
Tip Speed FPM = 5.24 x RPM
1" SP
RPM BHP
891 0.50
934 0.59
987 0.70
1048 0.83
1114 0.98
1185 1.16
1260 1.37
1337 1.60
1499 2.17
1667 2.90
1839 3.81
2014 4.91
2192 6.23
2371 7.78
2552 9.61
2734 11.71
Inlet & Outlet Area: 2.25 ft2
Inlet & Outlet Dia.: 20.25"
1.5" SP
2" SP
3" SP
4" SP
5" SP
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
Wheel Type: Airfoil
Tip Speed FPM = 4.78 x RPM
Class I — 2237
200 TSL
CFM
1" SP
RPM BHP
1209 0.34
1277 0.42
1367 0.52
1468 0.63
1576 0.78
1686 0.94
1799 1.13
1916 1.35
2161 1.90
2416 2.62
2676 3.52
2941 4.64
3208 5.99
3478 7.60
3749 9.48
Class I — 2927
182 TSL
CFM
Wheel Type: Flat Blade BI
Tip Speed FPM = 3.93 x RPM
2024
2118
2228
2351
2483
2624
2772
2925
3083
5.91
6.90
8.06
9.39
10.90
12.64
14.63
16.88
19.42
2256
2355
2469
2593
2726
2867
3015
3167
8.26
9.50
10.96
12.58
14.42
16.50
18.87
21.51
2386
2478
2583
2700
2827
2961
3102
3250
9.66
11.01
12.56
14.31
16.27
18.45
20.89
23.66
2597
2694
2805
2925
3054
3189
3332
12.58
14.21
16.08
18.15
20.45
22.99
25.85
2711
2803
2906
3021
3144
3275
14.18
15.92
17.87
20.07
22.48
25.15
Class III — 3367
Performance shown is for installation Type B: Free inlet, ducted outlet.
Power rating (BHP) does not include transmission losses.
Performance ratings do not include the effects of appurtenances (accessories).
Underlined figures indicate maximum static efficiency.
Twin City Fan Catalog 1001
Wheel Dia.: 22.25"
CFM
OV
2485
2982
3479
3976
4473
4970
5467
5964
6958
7952
8946
9940
10934
11928
12922
13916
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
0.5" SP
RPM BHP
629 0.31
684 0.39
746 0.50
813 0.62
883 0.78
956 0.96
1031 1.18
1107 1.43
1262 2.06
1421 2.88
1582 3.91
1744 5.18
1908 6.72
2072 8.54
2237 10.68
2403 13.17
MAXIMUM RPM:
Wheel Dia.: 24.50"
OV
3005
3606
4207
4808
5409
6010
6611
7212
8414
9616
10818
12020
13222
14424
15626
16828
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
0.5" SP
RPM BHP
570 0.37
620 0.47
676 0.60
737 0.75
800 0.93
866 1.16
934 1.42
1003 1.73
1144 2.49
1288 3.48
1433 4.71
1580 6.24
1728 8.08
1877 10.28
2027 12.86
2176 15.84
MAXIMUM RPM:
Wheel Dia.: 27.00"
OV
3640
4368
5096
5824
6552
7280
8008
8736
10192
11648
13104
14560
16016
17472
18928
20384
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
MAXIMUM RPM:
0.5" SP
RPM BHP
508 0.42
552 0.53
599 0.66
652 0.83
709 1.04
767 1.28
827 1.57
888 1.91
1013 2.74
1140 3.80
1268 5.13
1398 6.76
1529 8.74
1660 11.07
1792 13.81
1925 17.01
Inlet & Outlet Area: 4.97 ft2
Inlet & Outlet Dia.: 30.19"
1" SP
RPM BHP
726 0.74
761 0.88
803 1.04
852 1.24
905 1.46
962 1.72
1023 2.02
1085 2.36
1216 3.21
1351 4.27
1490 5.60
1632 7.21
1775 9.14
1921 11.43
2067 14.10
2214 17.18
1012 1.27
1056 1.46 1165 1.93
1107 1.68 1208 2.18
1162 1.93 1257 2.47
1221 2.21 1311 2.79
1284 2.53 1368 3.14
1418 3.29 1492 3.96
1559 4.24 1625 4.97
1706 5.41 1766 6.21
1857 6.82 1912 7.68
2011 8.50 2061 9.42
2167 10.46 2213 11.45
2325 12.75 2368 13.81
2484 15.37 2525 16.52
Class II — 2393
1396
1435
1479
1527
1635
1754
1883
2019
2160
2305
2453
2604
Class I — 1486
3.28
3.62
4.00
4.42
5.39
6.52
7.88
9.49
11.36
13.53
16.01
18.85
1599
1635
1677
1771
1879
1997
2123
2256
2394
2537
2683
4.89
5.32
5.81
6.90
8.18
9.67
11.39
13.39
15.68
18.31
21.28
1816
1900
1998
2107
2225
2350
2482
2619
2760
7.27
8.48
9.90
11.53
13.38
15.49
17.92
20.68
23.78
2024
2112
2213
2324
2443
2568
2699
2835
10.15
11.68
13.45
15.45
17.70
20.24
23.10
26.33
2141
2224
2316
2421
2533
2653
2779
2910
11.88
13.56
15.42
17.58
19.96
22.63
25.63
28.98
2330
2417
2515
2622
2736
2857
2984
15.47
17.48
19.75
22.29
25.08
28.20
31.68
2433
2515
2606
2708
2818
2934
17.45
19.59
21.96
24.64
27.60
30.84
Class III — 3026
Inlet & Outlet Area: 6.01 ft2
Inlet & Outlet Dia.: 33.19"
Fan Efficiency Grade = FEG71
Max. BHP = 2.00 (RPM÷1000)3
1.5" SP
2" SP
3" SP
4" SP
5" SP
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
918
958
1004
1054
1107
1164
1285
1413
1546
1683
1822
1963
2106
2251
1.53
1.76
2.03
2.33
2.67
3.05
3.97
5.12
6.52
8.22
10.23
12.60
15.34
18.52
1057
1096
1141
1189
1241
1353
1474
1601
1733
1868
2006
2146
2288
Class II — 2173
2.34
2.64
2.99
3.37
3.79
4.78
6.01
7.49
9.27
11.36
13.81
16.65
19.91
1267
1303
1342
1386
1483
1591
1707
1830
1958
2089
2223
2360
3.97
4.39
4.84
5.35
6.51
7.88
9.51
11.44
13.71
16.31
19.30
22.72
1452
1484
1522
1606
1704
1811
1925
2045
2170
2299
2431
5.92
6.44
7.03
8.33
9.88
11.67
13.75
16.15
18.91
22.07
25.64
1648
1724
1812
1911
2017
2131
2250
2374
2501
8.79
10.25
11.96
13.93
16.15
18.71
21.63
24.94
28.66
1837
1916
2008
2108
2215
2328
2447
2570
12.28
14.11
16.26
18.67
21.37
24.42
27.89
31.77
1944
2018
2102
2196
2297
2406
2519
2638
14.38
16.39
18.66
21.24
24.10
27.34
30.92
34.96
2115
2193
2281
2378
2482
2591
2705
18.72
21.13
23.86
26.92
30.32
34.07
38.23
2208
2282
2365
2457
2556
2661
21.11
23.68
26.56
29.80
33.35
37.26
Class III — 2748
Wheel Type: Airfoil
Tip Speed FPM = 7.07 x RPM
1" SP
RPM BHP
651 0.84
677 0.99
715 1.17
758 1.38
804 1.62
852 1.89
905 2.23
960 2.61
1077 3.56
1197 4.74
1320 6.19
1445 7.93
1572 10.02
1700 12.48
1829 15.33
1959 18.63
Fan Efficiency Grade = FEG71
Max. BHP = 1.24 (RPM÷1000)3
1.5" SP
2" SP
3" SP
4" SP
5" SP
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
Wheel Type: Airfoil
Tip Speed FPM = 6.41 x RPM
Class I — 1667
270 TSL
CFM
1" SP
RPM BHP
800 0.61
838 0.72
885 0.86
939 1.02
998 1.21
1061 1.42
1128 1.67
1197 1.96
1341 2.66
1491 3.55
1645 4.65
1801 5.98
1960 7.60
2120 9.49
2281 11.70
2444 14.27
Class I — 1835
245 TSL
CFM
Wheel Type: Airfoil
Tip Speed FPM = 5.83 x RPM
PerformanceData
222 TSL
Inlet & Outlet Area: 7.28 ft2
Inlet & Outlet Dia.: 36.56"
Fan Efficiency Grade = FEG75
Max. BHP = 3.18 (RPM÷1000)3
1.5" SP
2" SP
3" SP
4" SP
5" SP
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
819
853
894
938
983
1031
1137
1251
1370
1491
1614
1739
1865
1993
1.73
1.98
2.28
2.60
2.96
3.37
4.38
5.67
7.25
9.12
11.32
13.89
16.85
20.28
943
976
1016
1059
1103
1198
1304
1417
1535
1655
1777
1901
2026
Class II — 1938
Legend:
Class I =Regular face to left of Class II
Class II=Regular face in light shaded area
Class III=Bold face to right of Class II
2.64
2.97
3.35
3.77
4.22
5.28
6.62
8.28
10.29
12.61
15.30
18.39
21.91
1134
1161
1194
1234
1320
1411
1511
1619
1733
1850
1970
2091
4.48
4.94
5.43
6.00
7.27
8.72
10.49
12.62
15.16
18.09
21.45
25.21
1302
1324
1355
1430
1517
1607
1704
1810
1921
2036
2154
6.70
7.25
7.90
9.33
11.04
12.94
15.15
17.81
20.91
24.46
28.49
1473
1534
1614
1701
1791
1887
1991
2101
2214
9.92
11.51
13.41
15.56
17.93
20.64
23.83
27.54
31.71
1637
1706
1788
1876
1966
2063
2166
2274
13.82
15.86
18.20
20.84
23.70
26.99
30.75
35.04
1738
1796
1871
1955
2044
2135
2232
2335
16.23
18.41
20.92
23.74
26.90
30.31
34.17
38.55
1885
1951
2031
2117
2206
2299
2396
21.05
23.70
26.73
30.08
33.74
37.77
42.21
1974
2032
2105
2188
2275
2365
23.83
26.64
29.80
33.36
37.24
41.46
Class III — 2441
Performance shown is for installation Type B: Free inlet, ducted outlet.
Power rating (BHP) does not include transmission losses.
Performance ratings do not include the effects of appurtenances (accessories).
Underlined figures indicate maximum static efficiency.
www.tcf.com
11
PerformanceData
300 TSL
Wheel Dia.: 30.00"
CFM
OV
4500
5400
6300
7200
8100
9000
9900
10800
12600
14400
16200
18000
19800
21600
23400
25200
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
0.5" SP
RPM BHP
457 0.52
497 0.65
540 0.82
587 1.02
638 1.28
691 1.59
746 1.96
801 2.37
913 3.40
1027 4.71
1143 6.36
1260 8.38
1378 10.83
1496 13.72
1615 17.12
1735 21.09
MAXIMUM RPM:
Wheel Dia.: 33.00"
OV
5445
6534
7623
8712
9801
10890
11979
13068
15246
17424
19602
21780
23958
26136
28314
30492
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
0.5" SP
RPM BHP
416 0.63
452 0.79
491 0.99
534 1.24
580 1.55
629 1.93
678 2.36
728 2.87
830 4.11
934 5.70
1039 7.69
1146 10.16
1253 13.11
1360 16.60
1468 20.71
1577 25.51
MAXIMUM RPM:
Wheel Dia.: 36.50"
OV
6665
7998
9331
10664
11997
13330
14663
15996
18662
21328
23994
26660
29326
31992
34658
37324
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
MAXIMUM RPM:
0.5" SP
RPM BHP
367 0.73
395 0.90
428 1.12
465 1.39
503 1.72
543 2.12
584 2.58
626 3.11
711 4.38
799 6.03
888 8.08
978 10.58
1068 13.56
1159 17.11
1251 21.30
1343 26.12
1" SP
RPM BHP
533 1.25
554 1.47
585 1.74
621 2.07
658 2.42
698 2.84
741 3.33
787 3.92
882 5.33
981 7.11
1081 9.27
1184 11.90
1288 15.03
1393 18.72
1498 22.97
1605 27.94
Fan Efficiency Grade = FEG75
Max. BHP = 5.39 (RPM÷1000)3
1.5" SP
2" SP
3" SP
4" SP
5" SP
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
737
768
805
845
885
929
1024
1127
1234
1343
1454
1567
1681
1796
2.14
2.45
2.81
3.22
3.66
4.17
5.42
7.02
8.97
11.28
14.01
17.20
20.89
25.13
849
879
915
953
993
1079
1175
1277
1383
1491
1601
1713
1826
3.26
3.67
4.14
4.65
5.21
6.53
8.20
10.27
12.74
15.61
18.94
22.79
27.16
Class II — 1745
1021
1045
1075
1111
1189
1271
1361
1459
1561
1667
1775
1884
5.54
6.10
6.71
7.42
8.99
10.80
12.97
15.63
18.76
22.41
26.56
31.22
1172
1192
1220
1288
1366
1448
1535
1630
1730
1834
1940
8.28
8.96
9.77
11.55
13.65
16.03
18.75
22.03
25.85
30.27
35.23
1326
1382
1453
1532
1613
1700
1793
1892
1995
12.26
14.25
16.57
19.24
22.18
25.55
29.47
34.04
39.28
1474
1536
1610
1689
1771
1858
1951
2049
17.09
19.60
22.50
25.75
29.33
33.39
38.05
43.40
1565
1617
1685
1761
1840
1923
2010
2103
20.07
22.76
25.88
29.39
33.23
37.50
42.25
47.68
1697
1757
1829
1907
1987
2070
2158
26.02
29.32
33.06
37.23
41.74
46.68
52.21
1777
1829
1895
1970
2049
2130
29.45
32.91
36.82
41.23
46.07
51.29
Class III — 2197
Inlet & Outlet Area: 10.89 ft2
Inlet & Outlet Dia.: 44.69"
Fan Efficiency Grade = FEG75
Max. BHP = 8.68 (RPM÷1000)3
1.5" SP
2" SP
3" SP
4" SP
5" SP
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
670
698
732
768
805
844
931
1025
1122
1221
1322
1424
1528
1632
2.58
2.96
3.41
3.90
4.44
5.04
6.56
8.50
10.86
13.65
16.95
20.79
25.27
30.36
772
799
831
867
903
981
1068
1161
1257
1356
1456
1557
1660
Class II — 1586
3.95
4.44
4.99
5.63
6.31
7.90
9.92
12.42
15.40
18.91
22.95
27.56
32.87
928
950
978
1010
1081
1156
1237
1326
1419
1515
1613
1713
6.70
7.38
8.14
8.97
10.88
13.08
15.69
18.90
22.69
27.09
32.10
37.79
1065
1084
1109
1171
1242
1316
1396
1482
1573
1667
1764
10.00
10.85
11.81
13.98
16.52
19.38
22.72
26.66
31.30
36.61
42.66
1206
1256
1321
1392
1466
1546
1630
1720
1813
14.85
17.23
20.05
23.25
26.81
30.95
35.65
41.19
47.48
1340
1396
1464
1536
1610
1689
1773
1862
20.68
23.70
27.25
31.19
35.49
40.39
45.99
52.45
1422
1470
1531
1601
1673
1748
1827
1912
24.25
27.54
31.27
35.56
40.22
45.36
51.10
57.71
1543
1597
1663
1734
1806
1882
1962
31.50
35.46
40.02
45.08
50.48
56.49
63.19
1615
1663
1723
1791
1863
1936
35.60
39.84
44.57
49.89
55.76
62.02
Class III — 1998
Wheel Type: Airfoil
Tip Speed FPM = 9.56 x RPM
Inlet & Outlet Area: 13.33 ft2
Inlet & Outlet Dia.: 49.44"
Fan Efficiency Grade = FEG75
Max. BHP = 14.65 (RPM÷1000)3
1" SP
1.5" SP
2" SP
3" SP
4" SP
5" SP
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
493
517
544
575
609
646
683
762
844
929
1015
1102
1191
1280
1370
1.73
2.03
2.37
2.77
3.22
3.76
4.36
5.86
7.72
10.01
12.72
15.92
19.72
24.09
29.13
Class I — 1081
619
644
672
703
737
810
888
968
1051
1136
1221
1308
1396
3.47
3.94
4.47
5.06
5.74
7.35
9.41
11.88
14.84
18.31
22.26
26.85
32.09
709
734
760
790
856
930
1006
1086
1168
1252
1337
1423
Class II — 1410
Legend:
Class I =Regular face to left of Class II
Class II=Regular face in light shaded area
Class III=Bold face to right of Class II
12
Inlet & Outlet Area: 9.00 ft2
Inlet & Outlet Dia.: 40.63"
Wheel Type: Airfoil
Tip Speed FPM = 8.64 x RPM
Class I — 1216
365 TSL
CFM
1" SP
RPM BHP
586 1.03
610 1.22
644 1.44
683 1.71
724 2.00
768 2.35
815 2.75
865 3.23
970 4.40
1079 5.88
1189 7.66
1302 9.83
1417 12.43
1532 15.46
1648 18.99
1765 23.08
Class I — 1338
330 TSL
CFM
Wheel Type: Airfoil
Tip Speed FPM = 7.85 x RPM
5.19
5.82
6.47
7.23
8.97
11.16
13.76
16.93
20.61
24.86
29.68
35.14
844
868
893
946
1009
1080
1154
1231
1310
1392
1475
8.59
9.52
10.47
12.47
14.89
17.82
21.22
25.23
29.84
35.17
41.13
985
1034
1088
1150
1218
1291
1367
1445
1525
13.77
16.26
18.98
22.15
25.78
30.04
34.97
40.60
46.97
1116
1165
1220
1281
1349
1422
1496
1573
20.19
23.29
26.75
30.64
35.15
40.37
46.15
52.80
1239
1289
1344
1406
1475
1547
1621
27.80
31.58
35.73
40.49
45.99
52.12
58.94
1306
1355
1407
1464
1527
1596
1667
32.16
36.51
41.09
46.12
51.78
58.22
65.25
1418
1468
1521
1579
1644
1713
41.52
46.57
51.89
57.76
64.47
71.87
1478
1527
1577
1632
1692
1758
46.53
52.15
57.83
64.04
70.91
78.62
Class III — 1776
Performance shown is for installation Type B: Free inlet, ducted outlet.
Power rating (BHP) does not include transmission losses.
Performance ratings do not include the effects of appurtenances (accessories).
Underlined figures indicate maximum static efficiency.
Twin City Fan Catalog 1001
Wheel Dia.: 40.25"
CFM
OV
8080
9696
11312
12928
14544
16160
17776
19392
22624
25856
29088
32320
35552
38784
42016
45248
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
0.5" SP
RPM BHP
332 0.88
358 1.10
388 1.36
421 1.69
455 2.08
491 2.55
528 3.11
566 3.75
643 5.29
723 7.29
803 9.74
884 12.75
966 16.37
1048 20.64
1131 25.67
1214 31.48
MAXIMUM RPM:
Wheel Dia.: 44.50"
OV
9900
11880
13860
15840
17820
19800
21780
23760
27720
31680
35640
39600
43560
47520
51480
55440
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
Wheel Dia.: 49.00"
OV
11990
14388
16786
19184
21582
23980
26378
28776
33572
38368
43164
47960
52756
57552
62348
67144
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
MAXIMUM RPM:
2.08
2.47
2.88
3.34
3.89
4.54
5.27
7.10
9.35
12.08
15.36
19.24
23.80
29.03
35.16
561
584
609
637
667
733
803
876
951
1027
1105
1183
1263
4.21
4.79
5.42
6.14
6.94
8.89
11.36
14.37
17.95
22.08
26.92
32.41
38.78
643
665
689
715
775
841
911
983
1057
1132
1209
1287
Class II — 1279
6.31
7.06
7.87
8.75
10.86
13.46
16.68
20.48
24.92
29.99
35.82
42.43
765
786
809
857
914
977
1044
1114
1186
1259
1334
Fan Efficiency Grade = FEG75
Max. BHP = 23.89 (RPM÷1000)3
10.42
11.52
12.69
15.12
18.06
21.53
25.64
30.51
36.13
42.46
49.65
893
937
985
1041
1103
1169
1237
1307
1379
16.73
19.73
22.96
26.80
31.24
36.39
42.28
49.03
56.67
1011
1056
1105
1160
1222
1287
1354
1424
24.46
28.28
32.41
37.12
42.63
48.84
55.84
63.92
33.65
38.21
43.26
49.02
55.63
63.03
71.29
1183
1228
1274
1326
1383
1444
1509
38.95
44.31
49.74
55.89
62.76
70.36
78.98
1285
1330
1377
1430
1488
1551
50.36
56.46
62.80
69.98
78.00
87.05
1339
1383
1429
1478
1532
1591
56.39
63.16
70.15
77.58
85.86
95.08
Inlet & Outlet Area: 19.80 ft2
Inlet & Outlet Dia.: 60.25"
Fan Efficiency Grade = FEG75
Max. BHP = 39.47 (RPM÷1000)3
1.5" SP
2" SP
3" SP
4" SP
5" SP
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
508
528
551
577
605
664
728
794
862
931
1001
1073
1145
5.16
5.85 582 7.73
6.63 602 8.65 692
7.54 624 9.65 712
8.55 648 10.75 732
10.91 702 13.33 776
13.97 762 16.53 828
17.67 825 20.45 885
22.06 890 25.10 946
27.16 958 30.63 1009
33.04 1026 36.86 1074
39.93 1096 44.05 1141
47.71 1166 52.09 1209
Class II — 1157
12.75
14.15
15.53
18.54
22.17
26.41
31.49
37.43
44.30
52.18
61.02
808
848
892
943
999
1059
1121
1184
1250
20.48
24.16
28.17
32.89
38.32
44.67
51.96
60.18
69.69
915
956
1000
1051
1106
1165
1227
1290
29.97
34.67
39.68
45.58
52.18
59.81
68.60
78.45
Inlet & Outlet Area: 23.98 ft2
Inlet & Outlet Dia.: 66.31"
0.5" SP
1" SP
1.5" SP
2" SP
3" SP
4" SP
5" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
273 1.31
294 1.63 367 3.11
319 2.02 385 3.66
346 2.51 405 4.27 461 6.24
374 3.08 428 4.98 480 7.11 528 9.34
404 3.80 453 5.79 500 8.02 546 10.45 628 15.42
434 4.61 480 6.73 523 9.09 566 11.66 646 17.11
466 5.59 508 7.83 549 10.34 588 13.01 665 18.85 733 24.74
529 7.88 567 10.53 603 13.23 637 16.12 704 22.41 770 29.28 831 36.34
594 10.81 628 13.88 660 16.86 692 20.05 751 26.78 810 34.14 867 41.85
660 14.46 691 17.97 720 21.33 749 24.78 803 31.95 856 39.83 908 48.08
727 18.95 755 22.84 782 26.67 808 30.41 858 38.04 907 46.44 954 55.19
794 24.30 820 28.62 845 32.88 869 37.02 916 45.34 961 54.05 1004 63.21
862 30.70 885 35.30 908 39.93 931 44.59 975 53.67 1017 62.81 1058 72.53
930 38.16 952 43.23 973 48.20 994 53.21 1035 63.06 1075 72.93 1113 82.91
998 46.75 1019 52.29 1039 57.72 1058 63.01 1097 73.81 1134 84.25 1170 94.77
Class II — 1051
Legend:
Class I =Regular face to left of Class II
Class II=Regular face in light shaded area
Class III=Bold face to right of Class II
1016
1057
1102
1153
1209
1268
1329
41.28
46.90
53.05
60.15
68.22
77.31
87.51
1071
1111
1154
1200
1252
1308
1367
47.76
54.21
61.07
68.41
76.89
86.34
96.94
1163
1204
1247
1295
1348
1404
61.70
69.20
77.03
85.83
95.75
106.61
1212
1252
1293
1338
1387
1441
69.11
77.43
85.85
95.07
105.21
116.64
Class III — 1457
Wheel Type: Airfoil
Tip Speed FPM = 12.83 x RPM
Class I — 806
1122
1167
1217
1273
1335
1400
1467
Class III — 1611
Wheel Type: Airfoil
Tip Speed FPM = 11.65 x RPM
Class I — 887
490 TSL
CFM
446
469
493
520
551
584
618
690
764
840
918
997
1077
1157
1239
0.5" SP
1" SP
RPM BHP RPM BHP
301 1.08
324 1.34 404 2.56
351 1.67 424 3.02
381 2.07 446 3.52
413 2.57 471 4.10
445 3.14 499 4.78
479 3.83 529 5.77
513 4.61 560 6.48
583 6.51 625 8.71
655 8.95 692 11.47
728 11.99 761 14.82
801 15.66 832 18.88
876 20.16 904 23.68
950 25.39 976 29.24
1025 31.56 1049 35.72
1100 38.67 1123 43.23
MAXIMUM RPM:
Inlet & Outlet Area: 16.16 ft2
Inlet & Outlet Dia.: 54.44"
1" SP
1.5" SP
2" SP
3" SP
4" SP
5" SP
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
Class I — 981
445 TSL
CFM
Wheel Type: Airfoil
Tip Speed FPM = 10.54 x RPM
PerformanceData
402 TSL
Fan Efficiency Grade = FEG75
Max. BHP = 63.89 (RPM÷1000)3
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP
922
959
1000
1047
1097
1151
1206
49.93
56.70
64.18
72.92
82.52
93.63
105.88
972
1009
1047
1089
1136
1187
1241
57.78
65.73
73.83
82.78
92.99
104.48
117.44
1056
1093
1132
1175
1223
1275
74.75
83.80
93.28
103.79
115.77
129.28
1100
1137
1174
1215
1259
1308
83.61
93.86
104.02
115.24
127.40
141.24
Class III — 1323
Performance shown is for installation Type B: Free inlet, ducted outlet.
Power rating (BHP) does not include transmission losses.
Performance ratings do not include the effects of appurtenances (accessories).
Underlined figures indicate maximum static efficiency.
www.tcf.com
13
PerformanceData
542 TSL
Wheel Dia.: 54.25"
CFM
OV
14680
17616
20552
23488
26424
29360
32296
35232
41104
46976
52848
58720
64592
70464
76336
82208
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
Class I — 728
600 TSL
Wheel Dia.: 60.00"
OV
17970
21564
25158
28752
32346
35940
39534
43128
50316
57504
64692
71880
79068
86256
93444
100632
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
Wheel Dia.: 66.00"
21750
26100
30450
34800
39150
43500
47850
52200
60900
69600
78300
87000
95700
104400
113100
121800
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
MAXIMUM RPM:
Class II — 858
Class I — 598
14
750
783
820
861
906
955
1005
1056
44.43
51.28
58.91
67.51
77.28
88.76
101.56
115.94
833
866
903
945
990
1039
1088
61.25
69.46
78.61
89.20
100.92
114.60
129.35
878
911
945
983
1026
1072
1120
70.82
80.47
90.30
101.28
113.98
128.05
143.64
953
987
1022
1061
1104
1150
91.38
102.64
114.20
127.13
141.69
157.84
993
1026
1060
1097
1137
1181
102.29
114.71
127.37
141.10
156.11
172.98
Inlet & Outlet Area: 35.94 ft2
Inlet & Outlet Dia.: 81.19"
Fan Efficiency Grade = FEG75
Max. BHP = 175.88 (RPM÷1000)3
4" SP
5" SP
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
599 37.16
629 43.94 678 54.32
661 51.08 708 62.74 753 74.87
699 59.71 741 71.94 783 84.96
740 69.43 779 82.73 817 96.35
784 80.79 820 94.80 855 109.32
830 94.00 864 108.75 896 123.79
877 109.01 909 124.34 940 140.41
926 126.29 956 142.34 985 158.81
794
824
855
890
928
969
1013
86.69
98.54
110.67
124.39
139.55
156.48
175.85
862
892
924
960
999
1041
111.92
125.39
139.66
155.83
173.71
193.71
898
928
959
992
1028
1068
125.21
140.48
156.08
172.66
190.92
211.67
Inlet & Outlet Area: 43.50 ft2
Inlet & Outlet Dia.: 89.31"
Fan Efficiency Grade = FEG75
Max. BHP = 283.26 (RPM÷1000)3
2" SP
3" SP
4" SP
5" SP
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
392 16.95
406 19.04
420 21.12
436 23.51
473 29.26
513 36.21
556 44.94
600 55.20
645 67.12
691 80.83
738 96.55
786 114.54
Class II — 780
Legend:
Class I =Regular face to left of Class II
Class II=Regular face in light shaded area
Class III=Bold face to right of Class II
5" SP
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
Class III — 1081
Wheel Type: Airfoil
Tip Speed FPM = 17.28 x RPM
0.5" SP
1" SP
1.5" SP
RPM BHP RPM BHP RPM BHP
203 2.38
218 2.94 272 5.60
237 3.68 286 6.65
257 4.55 301 7.77 342 11.30
278 5.62 318 9.05 356 12.86
300 6.90 337 10.56 371 14.53
323 8.43 357 12.28 389 16.58
346 10.15 377 14.19 407 18.68
393 14.32 421 19.11 448 24.06
441 19.61 466 25.14 490 30.59
490 26.24 513 32.60 535 38.80
540 34.44 560 41.32 580 48.25
590 44.21 609 51.97 627 59.55
640 55.71 657 64.03 674 72.40
690 69.09 707 78.50 722 87.32
741 84.84 756 94.66 771 104.56
Fan Efficiency Grade = FEG75
Max. BHP = 106.28 (RPM÷1000)3
Class III — 1195
Wheel Type: Airfoil
Tip Speed FPM = 15.71 x RPM
Class I — 658
660 TSL
OV
Class II — 949
0.5" SP
1" SP
1.5" SP
2" SP
3" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
223 1.96
240 2.43 299 4.62
260 3.02 314 5.47
282 3.74 331 6.41 376 9.32
306 4.65 349 7.43 392 10.66 431 13.99
330 5.70 370 8.68 408 12.00 446 15.67 513 23.14
355 6.95 392 10.10 427 13.62 462 17.46 528 25.71
380 8.35 415 11.75 448 15.47 480 19.48 543 28.24
432 11.81 463 15.79 492 19.79 520 24.14 575 33.61
485 16.20 513 20.83 539 25.28 565 30.04 613 40.10
539 21.69 564 26.90 588 31.99 611 37.03 656 47.95
593 28.32 616 34.15 638 39.88 660 45.62 701 57.11
648 36.37 669 42.78 690 49.29 709 55.35 748 67.97
704 46.05 723 52.98 742 59.99 760 66.78 796 80.40
759 57.10 777 64.71 794 72.12 812 79.86 845 94.48
815 70.10 832 78.35 848 86.39 864 94.47 895 110.35
MAXIMUM RPM:
CFM
Inlet & Outlet Area: 29.36 ft2
Inlet & Outlet Dia.: 73.38"
0.5" SP
1" SP
1.5" SP
2" SP
3" SP
4" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
247 1.61
265 1.98 331
3.7
288 2.48 348 4.50
312 3.06 366 5.24 416 7.63
338 3.79 386 6.08 433 8.68 477 11.46
365 4.66 409 7.08 452 9.86 493 12.79 567 18.88
392 5.65 434 8.28 472 11.11 511 14.27 583 20.91
420 6.81 459 9.61 495 12.61 531 15.94 600 23.02 662 30.31
477 9.61 512 12.90 544 16.17 575 19.73 636 27.48 695 35.81
536 13.22 567 17.00 596 20.66 624 24.46 678 32.79 731 41.75
596 17.72 623 21.91 650 26.12 676 30.61 725 39.12 772 48.62
656 23.17 681 27.89 705 32.52 729 37.16 775 46.65 818 56.68
717 29.78 740 35.00 762 40.12 784 45.23 826 55.32 867 66.04
778 37.56 799 43.22 820 48.93 840 54.50 880 65.66 918 76.87
839 46.61 859 52.84 878 58.93 897 65.07 934 77.11 970 89.15
901 57.24 919 63.82 937 70.44 955 77.11 990 90.26 1023 102.91
MAXIMUM RPM:
CFM
Wheel Type: Airfoil
Tip Speed FPM = 14.20 x RPM
467 28.12
480 31.11
493 34.04 544 44.83
523 40.73 572 53.21 617 65.93
558 48.71 601 61.83 644 76.05
596 57.91 635 72.10 674 87.19
637 69.01 673 84.11 708 100.02
680 82.24 713 97.86 745 114.49
724 97.42 755 113.94 785 131.35
768 114.23 798 132.26 826 150.24
814 133.69 842 152.90 869 172.16
685
712
743
777
815
854
895
90.78
102.88
116.71
132.13
150.02
169.56
191.86
722
749
777
809
844
881
921
104.98
119.20
133.77
150.45
169.07
189.38
212.82
784
811
840
873
908
946
135.62
151.77
168.98
188.73
210.05
234.10
817
844
872
902
935
971
151.87
170.20
188.98
209.04
231.35
256.18
Class III — 983
Performance shown is for installation Type B: Free inlet, ducted outlet.
Power rating (BHP) does not include transmission losses.
Performance ratings do not include the effects of appurtenances (accessories).
Underlined figures indicate maximum static efficiency.
Twin City Fan Catalog 1001
Wheel Dia.: 73.00"
CFM
OV
26625
31950
37275
42600
47925
53250
58575
63900
74550
85200
95850
106500
117150
127800
138450
149100
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
0.5" SP
RPM BHP
183 2.89
197 3.59
214 4.49
232 5.54
251 6.84
271 8.42
292 10.31
313 12.43
355 17.47
399 24.04
443 32.10
488 42.07
533 53.95
579 68.28
625 85.00
670 103.81
MAXIMUM RPM:
Wheel Dia.: 80.75"
OV
32585
39102
45619
52136
58653
65170
71687
78204
91238
104272
117306
130340
143374
156408
169442
182476
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
Wheel Dia.: 89.00"
OV
39595
47514
55433
63352
71271
79190
87109
95028
110866
126704
142542
158380
174218
190056
205894
221732
500
600
700
800
900
1000
1100
1200
1400
1600
1800
2000
2200
2400
2600
2800
MAXIMUM RPM:
310 13.93
322 15.75 354 20.67
336 17.87 367 23.28 422
351 20.16 380 25.90 434
368 22.86 395 28.94 446
405 29.42 428 35.88 473
443 37.41 464 44.35 504
484 47.55 503 55.07 539
525 59.22 543 67.72 576
567 72.89 583 82.03 615
610 88.84 625 99.00 655
653 106.92 668 118.51 695
697 127.86 711 140.32 737
Class II — 705
34.35
38.08
41.73
49.87
59.41
70.90
84.45
100.70
119.40
140.12
164.23
492
517
544
574
609
645
683
722
762
54.91
65.05
75.91
88.14
103.15
119.91
139.62
162.13
187.57
558
582
609
640
674
710
747
786
80.74
92.92
106.47
122.29
140.32
160.85
183.93
210.85
619
644
672
703
737
773
810
110.90
126.02
142.93
161.97
183.62
208.12
235.39
653
677
703
731
763
797
833
128.59
145.72
164.01
183.73
206.76
232.08
260.62
709
734
760
789
821
856
166.05
186.26
207.18
230.62
257.01
287.07
739
763
788
816
846
878
186.08
208.18
230.86
256.19
283.66
313.48
Class III — 888
Inlet & Outlet Area: 65.17 ft2
Inlet & Outlet Dia.: 109.31"
223 8.47
234 9.99
246 11.62 280 17.00
260 13.57 291 19.26 320 25.29
275 15.73 304 21.91 332 28.55
292 18.43 318 24.83 344 31.82
309 21.41 333 28.05 357 35.38
344 28.58 366 35.96 387 43.93
381 37.67 401 45.95 420 54.47
419 48.69 437 57.96 455 67.50
458 61.96 475 72.64 491 82.92
498 77.90 513 89.40 528 100.91
538 96.37 552 109.02 565 121.12
578 117.58 591 131.27 604 145.08
618 141.75 631 157.11 643 171.88
Class II — 638
381
392
403
428
456
488
521
556
592
629
666
Fan Efficiency Grade = FEG75
Max. BHP = 776.60 (RPM÷1000)3
41.87
46.47
50.98
61.19
72.87
87.14
103.50
123.23
145.99
172.02
200.70
445
467
492
519
550
583
617
653
689
67.29
79.40
93.00
107.90
125.83
146.65
170.46
198.64
229.63
504
527
551
579
610
642
676
711
98.54
114.25
130.59
149.96
172.27
196.94
225.74
258.47
560
582
607
635
666
699
732
135.99
154.05
174.45
197.69
224.40
254.85
287.71
590
612
636
661
690
721
753
157.08
178.28
201.13
224.97
253.23
284.54
318.81
641
663
687
714
743
774
203.23
227.34
253.43
283.04
315.48
351.46
668
690
713
737
764
794
227.62
254.99
283.23
312.60
345.99
383.95
Class III — 833
Wheel Type: Airfoil
Tip Speed FPM = 23.30 x RPM
0.5" SP
RPM BHP
150 4.28
162 5.38
176 6.72
191 8.33
206 10.19
223 12.63
239 15.22
257 18.54
292 26.18
327 35.64
364 47.96
401 62.87
438 80.64
475 101.55
513 126.60
550 154.68
Fan Efficiency Grade = FEG75
Max. BHP = 468.90 (RPM÷1000)3
1" SP
1.5" SP
2" SP
3" SP
4" SP
5" SP
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
Class I — 489
890 TSL
CFM
246 6.86
258 8.08
272 9.49
287 11.02
304 12.83
323 15.06
341 17.38
381 23.45
422 30.91
464 39.93
507 50.76
550 63.37
595 78.71
639 95.93
684 116.05
Wheel Type: Airfoil
Tip Speed FPM = 21.14 x RPM
0.5" SP
RPM BHP
166 3.57
178 4.39
193 5.45
210 6.81
227 8.38
245 10.30
264 12.61
283 15.22
321 21.39
361 29.49
401 39.43
441 51.41
482 66.08
523 83.34
565 103.99
606 127.22
MAXIMUM RPM:
Inlet & Outlet Area: 53.25 ft2
Inlet & Outlet Dia.: 98.81"
1" SP
1.5" SP
2" SP
3" SP
4" SP
5" SP
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
Class I — 541
807 TSL
CFM
Wheel Type: Airfoil
Tip Speed FPM = 19.11 x RPM
PerformanceData
730 TSL
Inlet & Outlet Area: 79.19 ft2
Inlet & Outlet Dia.: 120.50"
Fan Efficiency Grade = FEG75
Max. BHP = 1263 (RPM÷1000)3
1" SP
1.5" SP
2" SP
3" SP
4" SP
5" SP
6" SP
7" SP
8" SP
9" SP
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
202 10.24
212 12.08
223 14.08 254 20.64
236 16.50 264 23.39
250 19.22 276 26.67
265 22.40 288 30.00
280 25.91 302 34.03
312 34.68 332 43.66
346 45.88 364 55.90
381 59.53 397 70.68
416 75.51 431 88.25
452 94.73 465 108.28
488 116.96 501 132.56
524 142.48 536 159.26
561 172.45 572 190.34
Class I — 444
291
301
312
324
351
381
413
445
479
513
548
583
Class II — 579
Legend:
Class I =Regular face to left of Class II
Class II=Regular face in light shaded area
Class III=Bold face to right of Class II
30.93
34.60
38.61
43.01
53.31
66.13
82.10
100.39
122.54
147.44
176.22
208.36
346
356
366
388
414
443
473
504
537
570
604
51.00
56.61
62.12
74.14
88.68
106.02
125.96
149.27
177.21
208.19
243.47
404
424
446
471
499
529
560
592
625
81.90
96.65
112.67
131.16
152.83
178.17
207.27
240.71
278.76
457
478
500
525
553
583
613
645
119.49
138.66
158.71
181.82
208.74
239.86
273.75
313.82
508
528
551
577
604
634
664
165.12
187.09
212.22
241.22
272.22
309.26
349.25
536
556
577
600
626
654
683
191.57
217.43
244.27
273.66
307.55
345.36
386.92
582
602
624
647
674
702
247.43
276.81
308.88
342.52
383.00
426.45
606
626
647
669
694
721
276.42
309.70
344.21
380.27
421.78
467.55
Class III — 729
Performance shown is for installation Type B: Free inlet, ducted outlet.
Power rating (BHP) does not include transmission losses.
Performance ratings do not include the effects of appurtenances (accessories).
Underlined figures indicate maximum static efficiency.
www.tcf.com
15
DimensionalData
Horizontal
MOTOR
FR
BT
MAX. FRAME
LOC.
A
MC
FLANGE
AIR
B.C.
DUCT
BELT TUBE WIDTH
MAX. SHEAVE DIA. NOT
TO EXCEED BT - 1.00
ROTATION
MAX.
FLOW
TH
O.D.
INSIDE
DIA.
CA CB CC
NH NUMBER OF
DH DIA. HOLES
ON CB DIA. B.C.
SD
HSG. GAUGE
DIA. SHAFT
TA
OUTLET END
EQUALLY SPACED
STRADDLING
CENTERLINE
HOR - HORIZONTAL DISCHARGE
A
BB
H
BN
B
G
D
SUPPORT
LEGS
FOUR BH
DIA. MTG. HOLES
BE
1.5
C
D
F
M
M
BF
HBM
HCH
HORIZONTAL BASE MOUNTED
BB
BD
BE
BF
BH
BM
BN
122
1.00
1.00
1.50
1.50
1.50
1.50
1.50
1.50
1.50
2.00
2.00
2.00
2.00
2.00
2.50
2.50
2.50
2.56
2.56
23.25
27.75
28.25
31.50
35.50
40.75
44.25
49.50
54.75
60.25
66.75
74.63
82.38
91.63
100.63
111.38
123.50
137.00
151.13
1.06
1.06
1.06
1.06
1.31
1.31
1.31
1.31
1.31
1.56
1.69
1.69
1.69
2.44
2.44
2.44
2.44
2.44
2.44
23.13
27.63
29.19
32.44
35.94
41.19
44.69
49.88
55.13
61.13
67.38
75.25
83.00
90.75
100.75
111.50
123.63
137.25
151.38
0.44
0.44
0.44
0.56
0.56
0.56
0.56
0.56
0.56
0.56
0.81
0.81
0.81
0.81
0.81
1.06
1.06
1.06
1.06
0.56
0.56
0.56
0.56
0.56
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
1.06
1.06
1.06
1.06
1.06
1.06
19.75
23.50
27.75
30.13
33.13
36.25
39.63
43.75
47.88
52.56
57.56
63.38
69.44
76.56
85.38
93.56
102.94
115.50
126.56
BT
CA
CB
5.25 16.56 18.50
6.50 20.25 22.13
6.50 24.69 26.75
7.25 27.06 29.13
8.00 30.06 32.13
8.93 33.13 35.13
9.75 36.50 38.50
10.93 40.56 43.13
12.00 44.63 47.25
13.25 49.38 52.00
14.75 54.38 57.50
16.25 60.19 63.25
18.00 66.25 69.38
19.88 73.38 77.00
22.13 81.19 84.75
24.25 89.31 92.88
26.88 98.75 104.38
29.50 109.25 114.63
32.63 120.31 126.06
E
SUSPENSION
CLIPS
FOUR BM
CLIP HOLES
G
SIZE
150
182
200
222
245
270
300
330
365
402
445
490
542
600
660
730
807
890
BD
CC
D
DH
19.75
23.38
28.00
30.31
33.38
36.38
39.75
44.88
49.00
53.75
59.75
65.50
71.63
79.75
87.50
95.63
107.13
117.63
128.75
12.00
14.00
16.00
18.00
20.00
21.00
23.00
25.00
27.00
29.00
33.00
36.00
39.00
43.00
47.00
52.00
57.00
62.00
68.50
0.56
0.56
0.69
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
MOTOR LOCATION
VIEWED FROM
OUTLET END
HORIZONTAL CEILING HUNG
FR
G
M
184T 19.75 8.38
215T 23.38 10.19
256T 28.00 12.50
256T 30.31 13.66
286T 33.38 15.19
365T 36.38 16.69
365T 39.75 18.38
365T 44.88 20.94
365T 49.00 23.00
365T 53.75 25.38
405T 59.75 28.38
445T 65.50 31.25
445T 71.63 34.31
445T 79.75 38.38
445T 87.50 42.25
445T 95.63 46.31
445T 107.13 52.06
445T 117.63 57.31
445T 128.75 62.88
MC
NH
23.13
25.73
34.45
36.20
39.15
43.61
46.41
49.38
50.81
53.75
61.77
66.72
70.18
74.01
78.41
82.77
87.76
93.25
99.06
8
8
12
12
12
12
12
16
16
16
16
16
24
24
24
24
24
24
24
CL I
SD
CL II
CL III
1.000
1.000
1.187
1.437
1.437
1.437
1.687
1.937
1.937
1.937
2.187
2.437
2.687
2.937
2.937
3.437
3.437
3.937
3.937
1.000
1.187
1.437
1.437
1.437
1.937
1.937
2.187
2.187
2.437
2.437
2.687
2.937
3.437
3.437
3.937
3.937
4.437
4.937
—
—
1.437
1.437
1.437
1.937
2.187
2.437
2.437
2.437
2.937
3.437
3.437
3.937
3.937
3.937
4.437
4.937
5.437
TA
TH
25.25
29.75
31.25
34.50
38.50
43.75
47.25
52.50
57.75
64.25
70.75
78.63
86.38
95.63
105.63
116.38
128.50
142.13
156.25
10
10
12
12
12
12
12
10
10
10
10
10
10
10
10
10
10
7
7
AC14028B
DIMENSIONS ARE SUBJECT TO CHANGE. CERTIFIED DRAWINGS AVAILABLE ON REQUEST.
16
Twin City Fan Catalog 1001
OD. FLANGE
CC
DIA. B.C.
CB
BT
CA
1.50
(4) .56
BELT TUBE WIDTH
(NOTE 3)
INSIDE DUCT
DIA.
MTG. HOLES
BL
NOTE 1
4.00 45
2.00
SD
DIA. SHAFT
TA
NOTE 1
ROTATION
TH
HSG. GAUGE
MOTOR
FR
NOTE 2
NH NUMBER OF
DH DIA. HOLES
ON CB DIA. B.C.
MAX. FRAME
SUPPORT LEGS
FOUR PLACES
45
DimensionalData
Vertical
MC
MAX.
EQUALLY SPACED
STRADDLING
CENTERLINE
AIR
FLOW
VIEWED FROM OUTLET END
VUI - VERTICAL UP DISCHARGE WITH FLOOR MOUNT SUPPORT LEGS
AIR
FLOW
AIR
FLOW
VUI
(SEE NOTE 2)
NOTES:
1. Two locking collars are included to prevent shifting
of components.
2. Support legs shown are provided as an accessory.
3. Maximum sheave diameter not to exceed "BT" - 1.00.
AIR
FLOW
AIR
FLOW
DISCHARGE UP
FLOOR MOUNT
VUO
DISCHARGE UP
CEILING HUNG
VDI
DISCH. DOWN
CEILING HUNG
VDO
DISCH. DOWN
FLOOR MOUNT
SIZE
BL
BT
CA
CB
CC
DH
FR
MC
NH
122
150
182
200
222
245
270
300
330
365
402
445
490
542
21.75
25.38
33.00
35.38
38.00
41.38
44.75
49.88
54.00
58.75
64.75
70.50
76.63
84.75
5.25
6.50
6.50
7.25
8.00
8.93
9.75
10.93
12.00
13.25
14.75
16.25
18.00
19.88
16.56
20.25
24.69
27.06
30.06
33.13
36.50
40.56
44.63
49.38
54.38
60.19
66.25
73.38
18.50
22.13
26.75
29.13
32.13
35.13
38.50
43.13
47.25
52.00
57.50
63.25
69.38
77.00
19.75
23.38
28.00
30.31
33.38
36.38
39.75
44.88
49.00
53.75
59.75
65.50
71.63
79.75
0.56
0.56
0.69
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
184T
215T
256T
256T
286T
365T
365T
365T
365T
365T
405T
445T
445T
445T
23.13
25.73
34.45
36.20
39.15
43.61
46.41
49.38
50.81
53.75
61.77
66.72
70.18
74.01
8
8
12
12
12
12
12
16
16
16
16
16
24
24
CL I
SD
CL II
CL III
1.000
1.000
1.187
1.437
1.437
1.437
1.687
1.937
1.937
1.937
2.187
2.437
2.687
2.937
1.000
1.187
1.437
1.437
1.437
1.937
1.937
2.187
2.187
2.437
2.437
2.687
2.937
3.437
—
—
1.437
1.437
1.437
1.937
2.187
2.437
2.437
2.437
2.937
3.437
3.437
3.937
TA
TH
25.25
29.75
31.25
34.50
38.50
43.75
47.25
52.50
57.75
64.25
70.75
78.63
86.38
95.63
10
10
12
12
12
12
12
10
10
10
10
10
10
10
AC14029
DIMENSIONS ARE SUBJECT TO CHANGE. CERTIFIED DRAWINGS AVAILABLE ON REQUEST.
www.tcf.com
17
NH NUMBER OF
DH DIA. HOLES
ON CB DIA. B.C.
O.D. DISCH. CAP
A
DISCHARGE CAP
SEE NOTE 3
CK
DUCT
FLANGE
A
CG
EQUALLY SPACED
STRADDLING
CENTERLINE
AIR
FLOW
SD
DIA. SHAFT
BT
INSIDE
CC CA
O.D.
DimensionalData
Vertical w/Curb & Discharge Cap
CH
BELT TUBE WIDTH
NOTE 1
TA
1.0
NOTE 1
MC
TH
MAX.
HSG. GAUGE
VIEW A - A
WITHOUT DISCHARGE CAP
MOTOR FR
CJ
MAX. FRAME
CURB CAP
SEE NOTE 3
2.00
2.75
CD
O.D. HSG.
CE
INSIDE SQ.
VRM - VERTICAL DISCHARGE WITH DISCHARGE CAP AND CURB CAP
NOTES:
1. Two locking collars are included to prevent shifting of components.
2. Maximum sheave diameter not to exceed BT - 1.00.
3. Discharge cap and curb cap are optional accessories.
SIZE
BT
CA
CB
CC
CD
CE
CG
CH
CJ
CK
DH
FR
MC
NH
122
150
182
200
222
245
270
300
330
365
402
445
490
542
5.25
6.50
6.50
7.25
8.00
8.93
9.75
10.93
12.00
13.25
14.75
16.25
18.00
19.88
16.56
20.25
24.69
27.06
30.06
33.13
36.50
40.56
44.63
49.38
54.38
60.19
66.25
73.35
18.50
22.13
26.75
29.13
32.13
35.13
38.50
43.13
47.25
52.00
57.50
63.25
69.38
77.00
19.75
23.38
28.00
30.31
33.38
36.38
39.75
44.88
49.00
53.75
59.75
65.50
71.63
79.75
16.81
20.50
24.88
27.25
30.25
33.31
36.69
40.81
44.88
49.63
54.63
60.44
66.50
73.63
23.75
27.38
34.88
37.38
40.38
43.38
46.75
51.00
55.13
59.88
64.88
69.63
78.00
88.75
27.00
30.00
34.00
40.00
40.00
46.00
46.00
53.00
59.00
60.00
67.00
73.00
80.00
86.50
45.75
50.75
55.88
62.25
66.25
74.75
78.50
87.25
95.50
102.00
111.75
123.13
135.38
154.50
5.50
6.00
6.63
6.75
6.75
7.00
7.25
7.75
7.75
7.75
8.00
8.50
9.00
9.25
15.00
15.00
18.00
21.00
21.00
24.00
24.00
27.00
30.00
30.00
33.00
36.00
40.00
49.63
0.56
0.56
0.69
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
0.81
184T
215T
256T
256T
286T
365T
365T
365T
365T
365T
405T
445T
445T
445T
23.13
25.73
34.45
36.20
39.15
43.61
46.41
49.38
50.81
53.75
61.77
66.72
70.18
74.01
8
8
12
12
12
12
12
16
16
16
16
16
24
24
CL I
SD
CL II
CL III
1.000
1.000
1.187
1.437
1.437
1.437
1.687
1.937
1.937
1.937
2.187
2.437
2.687
2.937
1.000
1.187
1.437
1.437
1.437
1.937
1.937
2.187
2.187
2.437
2.437
2.687
2.937
3.437
—
—
1.437
1.437
1.437
1.937
2.187
2.437
2.437
2.437
2.937
3.437
3.437
3.937
TA
TH
25.25
29.75
31.25
34.50
38.50
43.75
47.25
52.50
57.75
64.25
70.75
78.63
86.38
95.63
10
10
12
12
12
12
12
10
10
10
10
10
10
10
AC14029D
DIMENSIONS ARE SUBJECT TO CHANGE. CERTIFIED DRAWINGS AVAILABLE ON REQUEST.
18
Twin City Fan Catalog 1001
Fans shall be designed for maximum efficiency. Fans shall have a sharply rising pressure characteristic extending
through the operating range and continuing to rise well beyond the efficiency peak to assure quiet and stable
operation under all conditions. Horsepower characteristics shall be truly self-limiting and shall reach a peak in
the normal selection area.
PERFORMANCE — Fans shall be tested in accordance with AMCA 211 and AMCA 311 test codes for air moving
devices and shall be guaranteed by the manufacturer to deliver rated published performance levels. Fans shall
be licensed to bear the AMCA certified ratings seal for both sound and air.
HOUSING — Housings shall be cylindrical and welded steel throughout. Inlets shall be fully streamlined. Housings shall be suitably braced to prevent vibration or pulsation.
WHEEL — Wheel diameters shall be in accordance with the standard sizes adopted by AMCA Standard 99-2414
for centrifugal tubular type fans. Fan wheel sizes 122 and 150 shall have single thickness plate-type blades. Fan
wheel sizes 182 and larger shall have die-formed airfoil blades designed for maximum efficiency and quiet operation. Blades shall be continuously welded to the back plate and wheel cone. Partial welding is not acceptable.
The wheel shall be specifically designed for inline fans to offer a higher and broader efficiency range. The back
plate of the wheel shall be designed to offer lower resistance to the air leaving the wheel. Wheels shall be statically and dynamically balanced and the complete fan assembly shall be test balanced at or near the operating
speed at the factory prior to shipment.
TypicalSpecifications
Fans shall be model TSL Tubular Centrifugal Inline Fans, of the non-overloading design, as manufactured by Twin
City Fan & Blower, Minneapolis, Minnesota.
SHAFT — Shafts shall be AISI 1040 or 1045 hot rolled steel, accurately turned, ground, polished, and ring
gauged for accuracy. Shafts shall be sized for the first critical speed of at least 1.43 times the maximum speed.
BEARINGS — Bearings shall be heavy duty, grease lubricated, anti-friction ball or roller, self-aligning, pillow block
type and selected for an average bearing life (AFBMA L-50) in excess of 200,000 hours at the maximum fan
RPM. Bearings shall be equipped with extended lubrication lines with grease fittings outside of the fan housing.
DRIVE — Motor sheaves shall be cast iron, variable pitch on applications 20 HP and smaller, and fixed pitch
on 25 HP and larger.
INLET VANES — Inlet vanes, where specified, shall be of the external type for sizes 122 & 150 and nested for
sizes 182 and larger. Inlet vanes shall be designed for economical, stable, and efficient air volume control at
partial load conditions.
ACCESSORIES — When specified, accessories such as belt guards (standard or OSHA), weather covers, bolted
or quick-opening access doors, inlet and outlet companion flanges, and other accessories as required by the
application shall be provided by Twin City Fan & Blower to maintain one source responsibility.
FINISH AND COATING — The entire fan assembly, excluding the shaft, shall be thoroughly degreased and deburred before application of a rust-preventative primer. After the fan is completely assembled, a finish coat of
paint shall be applied to the entire assembly. The fan shaft shall be coated with a petroleum-based rust protectant. Aluminum components shall be unpainted.
FACTORY RUN TEST — All fans with motors and drives mounted by Twin City Fan shall be completely assembled and test run as a unit at the specified operating speed prior to shipment. Each wheel shall be statically
and dynamically balanced in accordance with ANSI/AMCA 204-96 “Balance Quality and Vibration Levels for Fans”
to Fan Application Category BV-3, Balance Quality Grade G6.3. Balance readings shall be taken by electronic type
equipment in the axial, vertical, and horizontal directions on each of the bearings. Records shall be maintained
and a written copy shall be available upon request.
GUARANTEE — The manufacturer shall guarantee the workmanship and materials for its TSL Tubular Centrifugal
Inline Fans for at least one (1) year from startup or eighteen (18) months from shipment, whichever occurs first.
www.tcf.com
19
INDUSTRIAL & COMMERCIAL FANS
Centrifugal Fans | Utility Sets | Plenum & Plug Fans | Inline Centrifugal Fans
Mixed Flow Fans | Tubeaxial & Vaneaxial Fans | Propeller Wall Fans | Propeller Roof Ventilators
Centrifugal Roof & Wall Exhausters | Ceiling Ventilators | Gravity Ventilators | Duct Blowers
Radial Bladed Fans | Radial Tip Fans | High Efficiency Industrial Fans | Pressure Blowers
Laboratory Exhaust Fans | Filtered Supply Fans | Mancoolers | Fiberglass Fans | Custom Fans
TWIN CITY FAN & BLOWER | WWW.TCF.COM
TwinCity
City FanFan
Companies,
Ltd.
A Twin
Company
.5MWG04/14
5959 Trenton Lane N | Minneapolis, MN 55442 | Phone: 763-551-7600 | Fax: 763-551-7601

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