KRAL Screw Pumps – Series EML/EMS.

KRAL Screw Pumps – Series EML / EMS.
Modular Oil burner - supply stations
You are searching for an economical oil
burner pump with elements providing
additional functions.
Model EML / EMS.
KRAL Oil burner - supply station.
ype EML for extra light fuel oil­.
T
Type EMS for heavy fuel oil.
Pressure stage up to 40 bar.
From 5 to 130 l/m.
You neither have the
time nor the skilled
personnel.
to select, layout and
synchronise individual
components as well
as procure them
for the assembly and
inspection of the
components and for
initial operation.
Who takes over
responsibility.
as general supplier for the
functioning and interplay
of all components?
Modular system for
every application.
Each type of burner has
different requirements to
fulfil, depending on the
system concept. The
functions of the KRAL oil
burner supply station can
be expanded individually,
for example with:
ressure regulation.
P
Degassing.
Flow metering.
Filter.
Gas-/Air-separator.
2
One detail
Left- / right-handed
installation.
The mounted display
instruments are able to
swivel. A left- or righthanded installation can
ensure individually.
Customised additions.
KRAL offers the optimal
solution for every customers need. Just ask us, we
have probably solved a
similar problem already!
The solution with modular construction.
6
7
8
9
10
1
Options.
2
1 electrical heating for filter
2 vent with automatic timing
3 diff. pressure indicator
optic. / electr.
4 expansion valve
5 drain valve on the suc tion side of the f­ ilter
3
4
5
3
6 pressure control device
7 control circuit for ball valve
8 ball valve with limit switch
9 back-stroke valve
10 oil leakage monitor in oil pan
That is why you should decide for KRAL
KRAL –
The reliable partner.
Performance test
on our own in-house
test bench.
Every KRAL oil burner
supply station is tested
individually on our test
bench, performance
tested, and if desired,
supplied with a test
record.
One contact partner.
The KRAL oil burner
supply station constitutes
a complete unit. The
entire system is produced
by a single manufacturer.
You therefore have only
one contact partner for all
inquiries. The handling of
your orders is significantly
more efficient.
4
Faithful delivery
reliability.
KRAL has a well-stocked
store of all components.
Because of this, fast and
punctual delivery is guaranteed every time.
The KRAL AG is a medium­sized family business,
which has developed continuously since its founding in 1950. Our KRAL
brand is well known for its
high standard of quality.
KRAL displacement
pumps are most success­
fully used in the delivery
and for pressure increase
of oils and particle- and
non-aggressive lubricating
media.
Typical applications include:
Marine, as feed and circulation pumps for fuels and lubricants.
Mechanical engi­
neering, as lubricant
and coolant pumps for
gears, engines, tur­
bines and hydraulic
systems.
Oil burner technology,
as ring line and transfer
pumps.
Plastics processing,
especially polyure thane applications.
Hydraulic Circuit Diagram.
EML11 / EMS11
EML12 / EMS12
Oil burner pump station as basic module consisting of:
Screw pump with built-in safety valve, largely sized
­suction filter and delivery ball valves as well as pressure
and vacuum gauges with shut-off facility.
Basic module with an additional pressure regulator.
The pressure regulating valve ensures a constant
pressure even with different consumption rates.
EML14
EML13 / EMS13
Basic module with an additional pressure regulator and
a gas / air separator with integrated commissioning
filter.
Basic module with an additional pressure regulator and
a gas / air separator with integrated commissioning filter
and flow meter.
ItemParts
ItemParts
1
2
3
7
4
KRAL Volumeter®
5
Digital display
12
6
Ball valve
17
Pump unit Filter
Air separator with
integrated filter
Item Parts
5
ItemParts
Constant pressure valve 18
Ventilation Vacuum gauge with 26
shut-off valve
Pressure gauge with
shut-off valve
Safety valve
Performance Characteristics
pump capacity l/h
50Hz
size
60Hz
motor filterRPM
min. inlet
surface
pressure
only for
50/60
152mm2/s EML14
Hz
50 Hz 60 Hz
Kw
min-1 min-1
cm2
30 bar
bar
6mm2/s
152mm2/s
6mm2/s
30 bar
30 bar
30 bar
404
644
892
1427
1877
2404
3185
4249
5850
575
872
1171
1761
2317
2966
3697
4930
6618
512
806
1108
1748
2300
2944
3848
5131
7082
683
1034
1387
2081
2739
3506
4361
5841
7894
-
2900
2900
2900
2900
2900
2900
2900
2900
2900
3400
3400
3400
3400
3400
3400
3400
3400
3400
1,1
1,5
1,5
2,2
3
4
4
5,5
7,5
320
320
320
580
580
580
720
720
720
304
544
792
1127
1577
2104
2885
3949
5550
475
772
1071
1461
2017
2666
3397
4630
6318
412
706
1008
1448
2000
2644
3548
4831
6782
583
934
1287
1781
2439
3206
4061
5514
7594
-
2900
2900
2900
2900
2900
2900
2900
2900
2900
3400
3400
3400
3400
3400
3400
3400
3400
3400
1,1
1,5
1,5
2,2
3
4
4
5,5
7,5
320
320
320
580
580
580
720
720
720
MF 5
MF 7
MF10
MF15
MF20
MF26
MF32
MF42
MF54
304
544
792
1127
1577
2104
2885
3949
5550
475
772
1071
1461
2017
2666
3397
4630
6318
412
706
1008
1448
2000
2644
3548
4831
6782
583
934
1287
1781
2439
3206
4061
5514
7594
-
2900
2900
2900
2900
2900
2900
2900
2900
2900
3400
3400
3400
3400
3400
3400
3400
3400
3400
1,1
1,5
1,5
2,2
3
4
4
5,5
7,5
320
320
320
580
580
580
720
720
720
MF 5
MF 7
MF10
MF15
MF20
MF26
MF32
MF42
MF54
304
544
792
1127
1577
2104
2885
3949
5550
-
412
706
1008
1448
2000
2644
3548
4831
6782
-
1,2
1,2
1,2
1,6
1,7
2
1,4
1,7
2
2900
2900
2900
2900
2900
2900
2900
2900
2900
3400
3400
3400
3400
3400
3400
3400
3400
3400
1,1
1,5
1,5
2,2
3
4
4
5,5
7,5
320
320
320
580
580
580
720
720
720
pump­
type
EML11/... - EMS11/...
EM..11/ 600.1
EM..11/ 900.1
EM..11/1200.1
EM..11/1800.1
EM..11/2400.1
EM..11/2600.1
EM..11/3300.1
EM..11/5000.1
EM..11/6500.1
MF 5
MF 7
MF10
MF15
MF20
MF26
MF32
MF42
MF54
EML12/... - EMS12/...
EM..12/ 600.1
EM..12/ 900.1
EM..12/1200.1
EM..12/1800.1
EM..12/2400.1
EM..12/2600.1
EM..12/3300.1
EM..12/5000.1
EM..12/6500.1
MF 5
MF 7
MF10
MF15
MF20
MF26
MF32
MF42
MF54
EML13/... - EMS13/...
EM..13/ 600.1
EM..13/ 900.1
EM..13/1200.1
EM..13/1800.1
EM..13/2400.1
EM..13/2600.1
EM..13/3300.1
EM..13/5000.1
EM..13/6500.1
EML14/...
EML14/ 600.1
EML14/ 900.1
EML14/1200.1
EML14/1800.1
EML14/2400.1
EML14/2600.1
EML14/3300.1
EML14/5000.1
EML14/6500.1
Please observe specified supply pressure and a maximum burner capacity of 2400 l/h applicable to series EML 14.
6
Dimension Drawing
EML11 / EMS11
EML12 / EMS12
EML13 / EMS13
size
dimensions in mm
DNs/PN16DNrDNdL11 L12 L2 L3 H1 H2 H31H32H33H41*
H42*H5
EM.../ 600
EM.../ 900
EM.../1200
EM.../1800
EM.../2400
EM.../2600
EM.../3300
EM.../5000
EM.../6500
DN25
DN25
DN25
DN40
DN40
DN40
DN40
DN40
DN40
∅22
∅22581736 782509363365480483495545 745389
∅22
∅22581736 794509363365480483495545 745389
∅22
∅22581736 794509363365480483495545 745389
∅28
∅28698880 9966944774776006296427611012557
∅28
∅2869888010326965025026256546677861037582
∅28
∅2869888010496965025026256546677861037582
∅28
∅2869888010496965025026256546677861037582
∅28
∅2869888011607225275276506796928111066607
∅28
∅2869888011607225275276506796928111066607
* dismounting height for filter element
7
EML14
size
EML14/ 600
EML14/ 900
EML14/1200
EML14/1800
EML14/2400
EML14/2600
EML14/3300
EML14/5000
EML14/6500
weight
dimensions in mm
DNr
DNd
L1
L2
L3
L4
L5
H1
H2
H3
H4**
H5
in kg
ø 22
ø 22
ø 22
ø 22
ø 22
ø 22
ø 28
ø 28
ø 28
ø 28
ø 28
ø 28
ø 28
ø 28
ø 28
ø 28
ø 28
ø 28
920
920
920
1031
1031
1031
1031
1031
1031
926
938
938
1147
1169
1186
1186
1273
1273
760
760
760
950
950
950
950
950
950
540
540
540
660
660
660
660
660
660
170
170
170
86
114
114
114
148
148
417
417
417
448
473
473
473
501
501
510
510
510
528
553
553
553
581
581
605
605
605
623
648
648
648
676
676
716
716
716
734
759
759
759
787
787
510
510
510
528
553
553
553
581
581
82
85
85
135
140
145
150
170
175
* only up to a burner output of 2400 l/h (values with higher level on request)
** dismounting height for filter element
8
flow­
meter
OME20
OME20
OME20
OME20
OME20*
OME20*
OME20*
OME20*
OME20*
KRAL Oil burner - supply station.
The following parameters are required for the station design:
Medium
Viscosity
Differential pressure
Regulating range of consumer
Medium temperature
Supply pressure
Feed rate
Maximum permissible pressure fluctuation
9
Edition 02/11. All rights reserved. Subject to change.
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