seisco quick guide - radiant floor heat

Quick Guide
SH Models for Radiant Floor Heating
Compliance & Listings: ANSI/UL 834, CSA, NSF, HUD, NEC
TANKLESS ELECTRIC WATER HEATERS
ROOM
THERMOSTAT
This new micro-boiler
is the ideal replacement
for traditional boilers and
tank-type heaters and is the
enabling technology for use
with active renewable energy
systems such as solar and
geothermal systems.
CIRCULATING
PUMP
EXPANSION
TANK
Hot Water
120 V
Power
Air
Separator
(Bleeder)
SHUT OFF
VALVES
Check
Valve
*Warranted
for Space
Heating
Applications
only. Not to
be used for
Water
Heating.
Return
Water
RADIANT
In-Floor
Tubing
MANIFOLD
240 V
Power
SEISCO
Space
Heater
BKR
BKR
Return Water
Double-Pole
Breakers
Features
• ANSI/UL 834 Approval Listing for
Space Heating Systems
• Works with tubing and manifold
systems
• No minimum flow activation required
• Built-in DSM Utility Integration option
• Compatible with Home Energy
Management Systems
• Heats fluid mixtures including
ethylene glycol (antifreeze)
• No moving parts
• Very small & compact
• Light weight modular construction
• No restriction to flow
• Standard 3/4 inch plumbing
connections
• Microprocessor digital control
• Power sharing & variable power
control technology
• Continuous venting
• Heats continuously only when
needed, no storage
• Self-diagnostics
• Redundant safety devices
• High performance polymer nylon
chamber material
• Built-in Leak detector and alarm
• Rust & corrosion resistant
SEISCO FLOW RATES, TEMPERATURE RISE & HEAT RATINGS
Seisco
Model
SH-09
SH-11
SH-14
SH-18
SH-22
SH-28
Heat Output
Rating
(BTU)
30,710
37,540
47,780
61,430
75,080
95,560
Max. GPM for
Temp. Rise of
10°F
6.1
7.5
9.6
12.3
15.0
19.1
Max. GPM for
Temp. Rise of
20°F
3.1
3.8
4.8
6.1
7.5
9.6
Max. GPM for
Temp. Rise of
48°F
1.3
1.6
2.0
2.6
3.1
4.0
Max. GPM for
Temp. Rise of
64°F
1.0
1.2
1.5
2.0
2.3
3.0
Max. GPM for
Temp. Rise of
76°F
0.8
1.0
1.3
1.6
2.0
2.5
GPM = Gallons per minute (Flow Rate)
SPACE HEATING & Active Renewable Energy Back-up SYSTEM Requirements
HEATING SYSTEM
Radiant Floor
Hydro-Heat
Baseboard Heat
Dual Heating
Solar Backup Heat
Geothermal Backup
Suggested
Seisco Model(s)
All Models*
SH-28+
SH-28*
SH-28+
SH-28, 22
SH-28, 22
Seisco Temp
Setting
100-120 F
125-135 F
130-140 F
120 F
120-135 F
120-135 F
Typical Heat Loss Rates for New Homes
Sq. Ft.
BTU Loss
3,000+ 80,000 to 125,000
2,500+ 50,000 to 80,000
1,500+ 35,000 to 50,000
800+ 20,000 to 35,000
** Plumbed in Parallel
Seisco Selection
(Use 2 SH-18’s or 2 SH-22s)**
(Use 1 SH-28 or 1 SH-22)
(Use 1 SH-18 or 1 SH-22)
(Use 1 SH-14 or 1 SH-18)
* The “Heat Loss Rate” (BTU/Hr.) should be calculated by a qualified heating contractor. Select a Seisco Model
BTU Rating using 125% of the calculated Heat Loss Rate for the area that is being heated.
SEISCO MODEL SPECIFICATIONS
Seisco
Model
Weight
(LBS)
Height
(INCHES)
Width
(INCHES)
Depth
(INCHES)
Plumbing
Fittings
(INCHES)
SH-09
15
15 ¾
10 ¼
6¼
SH-11
15
15 ¾
10 ¼
6¼
SH-14
15
15 ¾
10 ¼
6¼
SH-18
23
15 ¾
15 ¾
6¼
SH-22
23
15 ¾
15 ¾
6¼
SH-28
23
15 ¾
15 ¾
6¼
¾
¾
¾
¾
¾
¾
Models
Models
SH-28
SH-22
SH-18
SH-14
SH-11
SH-09
Heating
Elements
(WATTS X NO.)
4500 X 2
Energy Factor
0.99+
5500 X 2
0.99+
7000 X 2
0.99+
4500 X 4
0.99+
5500 X 4
0.99+
7000 X 4
0.99+
SEISCO ELECTRICAL RATINGS
Seisco
Model
SH-09
SH-11
SH-14
SH-18
SH-22
SH-28
Maximum
Power Rating
(kW)
9
11
14
18
22
28
Voltage
Rating
(VAC)
240
240
240
240
240
240
Maximum
Current Rating
(AMPS)
37.5
46
58
75
91
116
Number of
Circuits Required
(Two Wire)
1
1
2*
2
2
4**
Number of Circuit
Breakers Required
(Double Pole)
1
1
2*
2
2
4**
Circuit
Breaker Size
(AMPS)
50
60
40
50
60
40
* Optional one (1), 75 AMP circuit supply – Check with manufacturer for jumpers that must be installed on control board for this option.