horizontal split case pumps esc series
Post on 23-Apr-2023
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ESC series horizontal split case pumps with high efficiency and durability offer high performance in high flow applications. It has double suction which reduces axial force at suction. Discharge and suction flanges are on the same axis. The pump consists of two parts, top and bottom and is connected to each other by bolts. Without disconnecting the pump from the pipe installation these bolts can be removed and repair and maintanance operations can be done easily.
Areas of Usage
• Water Supply, Treatment and Pressurization• Fire Fighting• Agricultural Irrigation and Drainage• HVAC• Industrial facilities• Mining• Marine and Ship Applications
Pump Specifications• Pump Body : GG25 Cast Iron• Pump Shaft : AISI420 Stainless Steel• Impeller : Bronze• Sealing Type : Gland Packing
Technical Specifications• Max. Flow Rate : 1250 m3/h• Max. Discharge Head : 225 mwc• Flange : DIN 2501• Connection : DN80 - DN200• Max. Operating Pressure : 25 Bar• Max. Ambient Temp. : 40°C• Temp. of Pumped Liquid : 0 - 105°C• Fluid Quality : Clean, solid abrasive particle-free, non-hard chemically neutral water
Motor Specifications• Network Connection : 3*400V, 50Hz• Motor Speed : 2900 rpm• Motor Power : 90 - 315 kW• Motor Efficiency : IE2• Protection Class : IP55• Insulation Class : F
Pump Identification Code
Pump Type
Outlet Flange Diameter (DN-mm)
Nominal Impeller Diameter (mm)
Motor Speed (rpm)
ESC 125 290 2900
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Family of Curves- 2900 rpm - 50 Hz
00
0
20
40
60
80
100
120
140
160
180
200
220
240
80 160 240 320 400 480 560 640 720 800 880 960 1040 1120 1200
2000 4000 6000 8000 10000 12000 14000 16000 18000 20000
100
200
300
400
500
600
700 300
400 800 1200 1600 2000 2400 2800 3200 3600 4000 4400 4800
400 800 1200 1600 2000 2400 2800 3200 3600 4000
Q[US gpm]
Q[Imp. gpm]
0
0
Q m3/h
Q I/min
0 0
[ft] [psi]
100-375G
80-370100-310G
125-290
150-290
ESC / 50Hz 2 KUTUPLU / 2950 d/dk / ISO-9906:2012-Grade 3B
H [
m]
250
200
150
100
50
4
Q[ I mp. gpm]Q[ I mp. gpm]
Q[ US gpm]20000
Q m3/h
Q I/s
100
60
80
120
140
160
180
200
240
280
320
360
400
440
480
520
560
400 600 800 1000 1200 1400 1600 1800
00 200 400 600 800 1000 1200 1400
6270
73
75
73
0
12
16
20
4
8
0
20
40
60
80
160
240
0
50
100
150
200
250
300
00 50 100 150 200 250 300 350 400
40050505050500
40
120
200
H [
m] H
[ft
]
ESC 80-370 ~ 2950 rpm ISO 9906:2012-Grade 3B
Pp [
kW]
Pp [
HP]
NPS
H [
m]
NPS
H [
ft]
80-370/200
80-370/185
80-370/132
80-370/110
ø330
ø310
ø285
ø260
ø330
200 kW
185 kW
132 kW
110 kW
Performance Curves
ESC 80-370 Series
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110
50
70
90
130
150
170
200
250
300
350
400
450
500
550
00
00
400 800 1200 1600 2000 2400
400 800 1200 1600 2000
0
4
8
12
0
10
20
30
300
200
10080
160
240
0
40
120
200
0 50 100 150 200 250 300 350 400 450 500 550
20 40 60 80 100 120 140 1600
0
Q[ I mp. gpm]Q[ I mp. gpm]
Q[ US gpm]
Q m3/h
Q I/s
0
ESC 100-310G ~ 2950 rpm ISO 9906:2012-Grade 3B
67 7276
79
81
79
ø320
ø301
ø278
ø254
100-310G/250
100-310G/200
100-310G/185
100-310G/132
ø320
250 kW
200 kW
185 kW
132 kW
Performance Curves
ESC 100-310G Series
6
Q[ I mp. gpm]Q[ I mp. gpm]
Q[ US gpm]200 400 600 800 1000 1400 1600 180000
200
80
00
320
400
480
560
640
720
H [
m]
H [
ft]
0
4
8
12
16
20
20
40
60
0
ø382
350
200
00 Q m3/h
0
Q I/s
100
200
300
120 200 280
100
300315 kW
250 kW
185 kW
ESC 100-375G ~ 2950 rpm ISO 9906:2012-Grade 3B
Pp [
kW]
Pp [
HP]
NPS
H [
m]
NPS
H [
ft]
0 20 100
240
160
120
1200 2000
200 400 600 800 1000 1200 1400 1600
6368
71
72
73
72
74
100-375G/382
100-375G/355
100-375G/325
400
40 60 80 120
250
150
50
220
180
140
100
40 80 160 240 320 360 400 440 480
Performance Curves
ESC 100-375G Series
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Q[ I mp. gpm]Q[ I mp. gpm]
Q[ US gpm]400 800 1200 1600 2000 2400 2800 3200
140
00
120
100
80
60
40
20
400 800 1200 1600 2000 2400 280000
100
150
200
250
300
350
400
45074
7880
82
85
82
80
78
125-290/110
125-290/160
125-290/185
125-290/250H [
m]
H [
ft]
0
5
10
15
20
25
25
50
75
0
ø276
ø254
ø232
150
130
110
90
70
50
30
ø302
ø302
240
160
80
00 Q m3/h
0
Q I/s
80
160
240
320
80 160 240 320 400 480 560 640 720 800
40
120
200
250 kW
185 kW
160 kW
110 kW
ESC 125-290 ~ 2950 rpm ISO 9906:2012-Grade 3B
Pp [
kW]
Pp [
HP]
NPS
H [
m]
NPS
H [
ft]
0 40 80 120 160 20020 60 100 140 180 220
η[%]
Performance Curves
ESC 125-290 Series
8
Q[ I mp. gpm]Q[ I mp. gpm]
Q[ US gpm]100000
110
100
80
60
40
20
00
100
70
150-290/315
H [
m]
H [
ft]
2
ø264
ø243
ø227
120
90
70
50
30
ø280
ø280
0 Q m3/h
Q I/s
315 kW
250 kW
185 kW
160 kW
ESC 150-290 ~ 2950 rpm ISO 9906:2012-Grade 3B
Pp [
kW]
Pp [
HP]
NPS
H [
m]
NPS
H [
ft]
0
140
180
220
260
300
340
380
2000 3000 4000 5000 6000
1000 2000 3000 4000
500 1500 2500 3500 4500 5500
500 1500 2500 3500 4500
7680
83
86
89
86
83
80
200 400 600 800 1000 1200
100 200 30050 150 250 350
140
220
300
60100
200
300
400
8
14
20
10
50
90
150-290/250
150-290/185150-290/160
Performance Curves
ESC 150-290 Series
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Pumps Dimensions and Weights
DI /
D2
k1 /
k2
n-d1 /
n-d2
s1 / s2
n3 n4n1 n2
s
4-d3 b1
a1 a2
h1DN
2
k2 D2
h2
h
s2 n-d2s1
DN
1
k1D1
n-d1
lf l2
l3
m2m1
b
t
d
ISO 7005 / DIN 2501 / PN16 DIN 2635 / PN40
DN1 / DN2 100 125 150 200 80
k1 / k2 180 210 240 295 160
D1 / D2 235 250 285 340 200
s1 / s2 26 26 26 30 24
n-d1 / n-d2 8 - ø 18 8 - ø 18 8 - ø 22 12 - ø 22 8 - ø 18
Model DN1 DN2 a1 a2 f I2 I3 h h1 h2 m1 m2 n1 n2 n3 n4 b1 d3 s d b I t kg
ESC 80 - 370 125 80 330 330 380 280 655 558 315 140 320 270 205 205 170 170 75 ø 24 23 ø 34 10 105 37.3 209
ESC 100 - 310G 150 100 330 330 380 300 685 605 355 170 320 270 235 235 200 200 80 ø 24 23 ø 39 12 105 42.3 263
ESC 100 - 375G 150 100 370 370 380 300 685 620 355 170 320 270 235 235 200 200 75 ø 24 23 ø 39 12 105 42.3 263
ESC 125 - 290 200 125 370 370 460 340 800 635 400 200 390 340 265 265 225 225 95 ø 24 23 ø 44 12 120 47.3 293
ESC 150 - 290 200 150 400 400 485 365 850 660 400 210 390 340 265 265 225 225 90 ø 24 23 ø 44 12 120 47.3 323
10
Exploded View
Code Part Name Piece Material
1a Casing Lower Half 1 Gray Cast Iron / GG25
1b Casing Upper Half 1 Gray Cast Iron / GG25
2 Impeller 1 Bronze / CuSn7
3 Cover Stuffing Box 2 Gray Cast Iron / GG25
4 Shaft 1 Stainless Stell / AISI 420
5 Casing Ring 2 Bronze / CuSn7
6 Housing Bearing Outboard 1 Gray Cast Iron / GG25
7 Housing Bearing Inboard 1 Gray Cast Iron / GG25
8 Lantern Ring 2 Bronze / CuSn7
9 Seal - Shaft Seal 2 Bronze / CuSn7
10 Gland 2 Bronze / CuSn7
11 Gland Holder 2 Gray Cast Iron / GG25
12 Bearing 2 See Bearing Chart
13 Bearing Seal Cover 2 KK-T NBR
14 Impeller Key 1 DIN 6885 - Ç45K
15 Retaining Ring 2 DIN 471
16 Ring 4 AISI 304
17 Packing 6 BURAFLON
18 O-Ring 2 NBR
19 O-Ring 2 NBR
20 O-Ring 7 NBR
21 Gasket Klingerit 2 t=1 mm
22 Stud 4 10.2
23 Bolt 14 DIN125A
24 Centring Pin 2 10.2
25 Bolt 8 10.2
26 Plug 7 G3/8''
27 Nut 4 8
28 Bolt 2 DIN125A
29 Motor Key 1 DIN 6885 - Ç45K
30 Washer 4 DIN125A
31 Washer 14 DIN125A
32 Seal Guard Sheet 2 DIN6885-A
1a
1b
2
3
4
5
7
6
5
3
8
8
9
9
11
1112
13
1312
15
15
16
16 17
1718
16
18
19
19
20
26
22
10
10
25
27
23
14
2916
21
22
2526
27
24
30
31
30 24
32
28
32
28
Material
Part Name
GG
25
GG
G40
CuS
n7
CuS
n10
AIS
I 420
AIS
I 316
AIS
I 30
4
Casing Lower Half
Casing Upper Half
Impeller
Shaft
Standard ProductOptional Product
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Assembly Drawing
No Parça Adı No Parça Adı
1a Casing Lower Half 18 O-Ring
1b Casing Upper Half 19 O-Ring
2 Impeller 20 O-Ring
3 Cover Stuffing Box 21 Gasket Klingerit
4 Shaft 22 Stud
5 Casing Ring 23 Stud
6 Housing Bearing Outboard 24 Centring Pin
7 Housing Bearing Inboard 25 Bolt
8 Lantern Ring 26 Plug
9 Seal - Shaft Seal 27 Nut
10 Gland 28 Nut
11 Gland Holder 29 Motor Key
12 Bearing 30 Gasket Klingerit
13 Bearing Seal Cover 31 Washer
14 Impeller Key 32 Washer
15 Retaining Ring 33 Seal Guard Sheet
16 Ring 34 Bolt
17 Packing
2
3
4
5
7
6
8
9
10
11
13
19
15
22
27
25
17
18
12
16
14
29
31
33
20
26
1b
1a
12
Technical Data
L
a
H H1
1b
1a 5 2
3
10
11
8
17
2722
Kod Parça Adı
1a Casing Lower Half
1b Casing Upper Half
2 Impeller
3 Cover Stuffing Box
5 Casing Ring
8 Lantern Ring
10 Gland
11 Gland Holder
17 Packing
22 Stud
27 Nut
Type Bearing(Motor Side)
Bearing(Dead Side)
Seal (Soft Packing)(H1xHxaxL)mm Sealing
ESC 80 - 370 6308 (40x90x23) 6308 (40x90x23) Ø75xØ55x12x60 2x ( 4 Soft Packing + 1 Lantern Ring)
ESC 100 - 310G NU308 (40x90x23) 6308 (40x90x23) x 2 Ø75xØ55x12x65 2x ( 4 Soft Packing + 1 Lantern Ring)
ESC 100 - 375G NU308(40x90x23) 6308 (40x90x23) x 2 Ø75xØ55x12x65 2x ( 4 Soft Packing + 1 Lantern Ring)
ESC 125 - 290 6309 (45x100x25) 6309 (45x100x25) Ø85xØ60x12x70 2x ( 4 Soft Packing + 1 Lantern Ring)
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Installation Types
PUMP INSTALLATION WITH DIESEL
PUMP INSTALLATION WITH ELECTRIC MOTOR
DIRECTION OF ROTATION AND FLOW
Direction of rotation clockwise(Motor from the drive end)
Direction of rotation counter clockwise(Motor from the drive end)
Direction of rotation counter clockwise(Motor from the drive end)
Direction of rotation clockwise(Motor from the drive end)
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