XM

HORIZONTAL
MULTISTAGE PUMP
XM Horizontal Multistage Pump

XM Horizontal Multistage Pump

XM Horizontal Centrifugal Multistage Pump

HANDLED LIQUIDS DESIGN FEATURES pump bearings are separate to the
The XM is an industrial grade Horizontal RELIABILITY WHERE IT COUNTS motor bearings, ensuring longevity.
multistage centrifugal pump designed for
+ Suction and Discharge flanges can be + Maximum casing pressure of 63 bar.
pumping at high pressures. It is capable + Available in ATEX Design for the
configured in a number of variations
of pressures up to 55 bar and flow rates at manufacture to match existing handling of flammable liquids.
of up to 1000m3/hr. This design can pipework.
withstand a maximum casing pressure of HIGH ENERGY EFFICIENCY
63 bar.
+ Separate pump & motor shaft ensures
the pump is of rugged construction.
+ Improved hydraulic efficiency with
Available in a range of enduring cast impeller trimmed to duty point ensure
Motors have a minimum efficiency class
materials from cast iron or bronze to a Minimum Efficiency Index of (MEI)
rating of IE3 and are of IEC Frame sizes
stainless and duplex, it is designed for of >0.4 with the most efficient models
as standard which are widely available
clean, or slightly contaminated, low reaching a MEI of 0.7.
should they be needed.
viscosity liquids which can be flammable, + Replaceable wear rings not only help
+ A shaft protection sleeve protects maintain efficiency, but also protect
without large solids or fibrous particles.
against damage from aggressive fluids,
The unit is fitted with a number of closed the pump casing from wear and ensure
or mechanical damage. a low NPSHR (Net Positive Suction
impellers and diffusers for maximum
efficiency. + A range of mechanical seal types to Head Required) value.
match your process requirements
The axial and radial forces are absorbed whether they be high temperature, ENGINEERED FOR YOUR
by a set of double ball bearings which corrosive or petroleum-based liquids PROCESS
act as thrust bearings and separate ball we offer Burgmann seals designed
bearing at the drive end. These work + The inlet and discharge flanges are
specifically for your application, or available in a number of orientations
in conjunction with the electric motor alternatively packed gland. depending on your pipework
bearings to ensure a heavy-duty design.
+ Robust heavy-duty design due to the configuration with discharge and
greased double ball bearings. The suction ports rotatable at 90° intervals.

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+ Impellers are of closed design and PUMP DESIGNATION
balanced statically or dynamically
according to ISO 1940 grade 6.3. Axial XM - K 100 / 6
thrust is balanced via holes in the
impeller reducing bearing loads.

Pump Type

Heavy Duty Design

Discharge Nozzle (DN-mm)

TECHNICAL DATA
Number of Stages
Discharge Flange: DN 32.....DN 250 mm
Capacity: up to 1000 m3/h
Head: up to 550 m
Speed: up to 3600 rpm
Operating
Temperature: 10°C up to +140 °C*
Casing Pressure (Pmax): 30 bar (63
bar)*
(Pmax: Suction Pressure + Shut off Head)
(*) The Material of pumps dffer according to the
type of pumped liquid, operating temperature and
pressure. Contact for detailed information.

+44 (0) 1773 302 660 www.northridgepumps.com

 500

400 150/10

1450 rpm
125 150/9
/
125 12 150/8 200/6 250/4
300 /11
100 125
100/15 /10 150/7
/ 125 200/5
100 14 /9
/13
100
/12 125 150/6 250/3
100 /8
/11 200/4
200 80 100
/ /10 125/7 150/5
80 15
/
80 14 100/9
/ 125/6
160 80 13
100/8
/12 150/4 200/3 250/2
Field Charts
XM Horizontal Multistage Pump

80 125/5
/11 100/7
65/ 80
11 /10
65/ 100/6
10 80/9 150/3
50/ 125/4
1 65/9
100 50 2 80/8
40/ /11
13 100/5
90 50/ 65/8 200/2
40/12 10 80/7
80 32/14 40/11 50/9 65/7 125/3
32/13 80/6 100/4
70 40/10 50/8
32/12 150/2
40/9 65/6
32/11 50/7 80/5
60
32/10 40/8
65/5

Head (m)
32/9 50/6 100/3
50 40/7
80/4 125/2
32/8
40/6 50/5 65/4
40 32/7

40/5 80/3
32/6 50/4
100/2
30
65/3
32/5 40/4

50/3
32/4
20 40/3 65/2 80/2

16
50/2

32/3 40/2

10
4 5 6 7 8 9 10 16 20 30 40 50 60 70 80 100 160 200 300 400 500 600 800 1000 1200

Heavy Duty Design Capacity (m3/h)

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 XM Horizontal Multistage Pump

Field Charts
1450 rpm
Narrow Impellers
500

400 125A/12
125A/11 200B/6
100A 125A/10
100A//15 125A/9
300 100A/14 200B/5
1
100A/ 3 125A/8 200A/6
250 12
100A/
11 125A/7 200B/4
100A/ 200A/5
10
200 100A/
9 125A/6
100A/ 200A/4
8
160 125A/5 200B/3
100A/
7
100A/ 125A/4
6 200A/3
100A/
100 5 200B/2
90 125A/3
head (m)

100A/ 200A/2
80 4
70
60
100A/
3
50
125A/2

40
100A/
2

30

20

15
40 50 60 100 160 200 300 400 500 700
2900 rpm Capacity (m3/h)
600

500 65A/10
65A/9
50/10 65A/8
400
40/12 50/9
32/13 40/11
50/8 65/7
300 32/12 40/10 80/6
32/11 40/9 50/7 65/6
32/10 40/8 80/5
50/6
32/9 65/5
40/7
200 32/8 50/5 80/4
32/7 40/6 65/4
160
32/6 40/5 50/4
80/3
32/5 40/4 65/3
Head (m)

50/3
100
90 32/4 40/3
80
80/2
70
65/2
32/3 50/2
60

50 40/2

40 32/2

30

20
5 6 7 8 9 10 16 20 30 40 50 60 100 160 200
Heavy Duty Design Capacity (m3/h)

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 034 260 073 030.2 070 044 423 005 210 006 *021.2 004 060 071 400 042 035 212
XM Horizontal Multistage Pump

XM - 32 - 40 - 50 - 65 Series
Sectional Drawings

220 200 072 421 048 *405.1 422 074 016 211 230 090 420 050 *020 *021.1 075 *405.2 030.1 088

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 XM Horizontal Multistage Pump

Sectional Drawings
XM - 80 - 100 - 125 - 150 - 200 - 250 Series
065 203 072 068 400 070 005 067 *020 006 210 004 071 042 030.1 069 260

392

391

034 220 088 030.2 044 016 420 015 211 *021.2 230 050 *021.1 090 421 060 202 035 212

Part List
004 Suction Casing 072 Spacer Sleeve (discharge side)
005 Discharge Casing 073 Spacer Sleeve
006 Stage Casing 074 Mechanical Seal Sleeve (discharge)
015 Pump Foot 075 Mechanical Seal Sleeve (suction)
016 Motor Pedestal 088 Thrower
*020 Diffuser 090 Casing Tiebolt
*021.1 Last Stage Diffuser 200 Ball Bearing
*021.2 Wear Ring (diffuser) 202 Cylindrical Roller Bearing
030.1 Wear Ring (stage casing) 203 Angular Contact Ball Bearing
030.2 Wear Ring (suction casing) 210 Impeller Key
034 Bearing Housing 211 Stage Key
035 Bearing Cover 212 Coupling Key
042 Sleeve Bearing 220 Retaining Ring
044 Sleeve Bearing Cover 230 Drain Plug
048 Gland 260 Grease Nipple
050 Lantern Ring 391 Shaft Nut
060 Mechanical Seal Cover 392 Lock Washer
065 Impeller 400 Stuffng Box Packing
067 Pump Shaft *405.1 Mechanical Seal (Discharge)
068 Shaft Sleeve (sleeve bearing) *405.2 Mechanical Seal (Suction)
069 Spacer Sleeve (bearing) 420 O-Ring (stage casing)
070 Shaft Sleeve (suction casing) 421 O-Ring (shaft protecting sleeve)
071 Shaft Protecting Sleeve (soft packing) 422 O-Ring (mechanical seal cover)
423 O-Ring (discharge casing)
* Optional
XM Horizontal Multistage Pump

Technical Data
L
ABb
B C A

l1 e

ABe
d

q2 q2
øz
U1 U2
u n1
m q1
EA
D E t n

“C” according to the number of stages (mm)

Pump Dimensions (mm)

Type 71 2 3 4 5 6 7 8 9 10 11 12 13 14 15
32 78 114 157 200 243 286 329 372 415 458 501 544 587 630
40 90 133 188 243 298 353 408 463 518 573 628 683 738
50 107 152 214 276 338 400 462 524 586 648 710 772
65 112 178 249 320 391 462 533 604 675 746 817
80 133 195 278 361 444 527 610 693 776 859 942 1025 1108 1191 1274
100 165 233 333 433 533 633 733 833 933 1033 1133 1233 1333 1433 1533
125 218 280 395 510 625 740 855 970 1085 1200 1315 1430
150 267 363 508 653 798 943 1088 1233 1378 1523
200 267 437 607 777 947 1117
250 520 722 924

Pump Dimensions (mm)

Type ABe ABb A B EA D L E e h m n n1 q1 q2 øz u1 u2
32 40 32 241 165 C+170 C+205 C+406 145 152 132 60 192 55 136 85 15 98,5 106,5
40 50 40 238 165 C+173 C+219 C+403 134 175 160 60 232 55 175 86,5 15 109,5 109,5
50 65 50 254 175 C+183 C+230 C+429 145 190 160 60 256 60 200 91,5 15 117 113
65 80 65 271 195 C+190 C+234 C+466 150 215 180 60 294 60 240 95 15 124 120
80 100 80 321 250 C+84 C+124 C+571 259 265 210 85 410 90 340 42 15 62 62
100 125 100 389 285 C+104 C+140 C+674 319 300 250 90 450 90 370 48 15 70 70
125 150 125 412 300 C+110 C+124 C+712 332 375 300 105 560 105 450 55 20 83 83
150 200 150 486 360 C+130 C+208 C+846 381 425 350 130 655 110 550 65 26 103 105
200 250 200 515 385 C+138 C+210 C+900 410 500 400 130 675 120 550 65 27 105 105
250 300 250 708 444 C+148 C+260 C+1152 577 627 472 155 775 150 625 74 32 130 129
Note: All rights reserved.
Heavy Duty Design

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 XM Horizontal Multistage Pump

Flange Dimensions
EN 1092 - 2

Suction & Discharge (PN16) Suction & Discharge (PN40) s

DNe/DNb
Df k s n Df k s n
32 140 100 19 4 140 100 19 4
40 150 110 19 4 150 110 19 4
50 165 125 19 4 165 125 19 4

DNe/DNb
65 185 145 19 4 185 145 19 8

Df
k
80 200 160 19 8 200 160 19 8
100 220 180 19 8 235 190 23 8
125 250 210 19 8 270 220 28 8
150 285 240 23 8 300 250 28 8
200 340 295 23 12 375 320 31 12

Technical Data
Standard Application Maximum number of stages according to shaft material

Shaft End Weight (kg) 1.4462 / 1.4021 1.4301 / 1.4401

Pump Pump
Type Type 1450 rpm 2900 rpm 1450 rpm 2900 rpm
d1 l1 v u G1 g (1750 rpm) (3500 rpm) (1750 rpm) (3500 rpm)
32 24 60 27 8 44 6 32 14(14) rpm) 13(13) 13(8)
40 24 60 27 8 58 9,5 40 13(13) 13(9) 12(10) 7(3)
50 28 65 31 8 89 13 50 12(12) 12(8) 11(8) 7(2)
65 32 65 35 10 92 20 65 11(11) 10(6) 11(8) 5(2)
80 38 80 41 10 128 26 80 11(11) 7(4) 6(4) 3(N/A)
100 42 110 45 12 177 42 100 9(7) 4(2) 4(2) -
125 48 110 51,5 14 330 75 125 7(5) - 3(N/A) -
150 55 110 59 16 580 120 150 5(3) - 3(N/A) -
200 70 140 74,5 20 920 200 200 3(2) - 3(N/A) -
Pump weight = G1 + (s x g) (s : number of stage) -

Heavy Duty Design Maximum number of stages according to shaft material

Shaft End Weight (kg) 1.4462 / 1.4021 1.4301 / 1.4401

Pump Pump
Type Type 1450 rpm 2900 rpm 1450 rpm 2900 rpm
d1 l1 v u G1 g (1750 rpm) (3500 rpm) (1750 rpm) (3500 rpm)
65A 38 65 41 10 105 20 65A - 10(7) - N/A
80 42 80 45 12 146 26 80 15(15) 6(3) 15(N/A) N/A
100 48 110 51,5 14 205 42 100 15(11) - N/A(N/A) -
125 55 110 59 16 370 75 125 12(8) - 8(N/A) -
150 65 110 69 18 630 120 150 10(6) - 7(N/A) -
200 70 140 74,5 20 945 200 200 6(4) - 5(N/A) -
250 100 220 106 28 1250 320 250 4(3) - 4(N/A) -
Pump weight = G1 + (s x g) (s : number of stage)

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XM Horizontal Multistage Pump

Bearing Type
Standard Application Heavty Duty Design
1450 rpm (1750 rpm) 1450 rpm (1750 rpm)

Pump Number Bearing Type Pump Number Bearing Type

Type of Stages Suction Discharge Type of Stages Suction Discharge
32 2....14(14) 6305 6305 80 11(11)....15(15) NU 309 2 x 7309
40 2....13(13) 6305 6305 100 9(9).....15(11) NU 310 2 x 7310
50 2....12(12) 6306 6306 125 7(7).....12(8) NU 312 2 x 7312
65 2....11(11) 6307 6307 150 5(5).....10(6) NU 314 2 x 7314
80 2....11(11) NU 308 3308 200 3(3).....6(4) NU 316 2 x 7316
100 2.....9(7) NU 309 3309 250 2(2).....4(3) NU 321 2 x 7321
125 2.....7(5) NU 310 3310
150 2.....5(3) NU 312 3312
200 2.....3(2) NU 315 2x7315

Standard Application Heavty Duty Design

2900 rpm (3500 rpm) 2900 rpm (3500 rpm)

Pump Number Bearing Type Number Bearing Type Pump Number Bearing Type
Type of Stages Suction Discharge of Stages Suction Discharge Type of Stages Suction Discharge
32 2....9(6) 6305 6305 10(7)...13(9) NU 305 6405 65A 8(N/A)....10(N/A) NU 308 2 x 7308
40 2....6(4) 6305 6305 7(5)....12(8) NU 305 6405 80 5(N/A).....6(N/A) NU 309 2 x 7309
50 2....5(3) 6306 6306 6(4)....10(6) NU 306 6406
65 2....4(2) 6307 6307 5(3).....7(4) NU 307 6407
80 - - - 2(2).....4(2) NU 308 3308

Technical Data

1.4021+QT
2.0975.01
2.1050.01

2.1096.01
0.7040
0.6025

0.7043

1.4008
1.4500
1.4409

1.4404

1.4460
1.4408

1.4469

1.0503
1.4309
1.4308

1.4462
1.0619

1.4021

1.4301
1.4517

1.4317

PRICE LIST

Suction Casing
Discharge Casing
Stage Casing
Diffuser
Impeller
Shaft
Bearing Housing
Wear Ring
Spacer Sleeve
Shaft Sleeve
Interstage Sleeve
Mechanical Seal (*) EN 12756
(*) Optional: Depending on customer requirement or request different types and brands of Standard manufacturing
mechanical seals are applicable. Optional

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 XM Horizontal Multistage Pump

Material Equivalents
DIN / EN AISI / SAE / ASTM
Cast Iron 0.6025 EN-GJL-250 (GG25) A48 Class 40B
Nodular Cast Iron 0.7040 EN-GJS-400-15 (GGG40) A536 60-40-18
Nodular Cast Iron 0.7043 EN-GJS-400-18-LT (GGG40.3) A536 60-40-18
Cast Steel 1.0619 GP240GHGS-C25 A216 WCB
Chrome Nickel Cast Steel 1.4308 GX5CrNi19-10 A351 CF8
Chrome Nickel Cast Steel (low carbon) 1.4309 GX2CrNi19-11 A351 CF3
Chrome Nickel Molybdenum Cast Steel 1.4408 GX5CrNiMo19-11-2 A351 CF8M
Chrome Nickel Molybdenum Cast Steel (low carbon) 1.4409 GX2CrNiMo19-11-2 A351 CF3M
Austenitic Cast Steel 1.4500 GX7NiCrMoCuNb25-20 A351 CN7M
Austenitic - Ferritic Cast Steel (duplex) 1.4517 GX2CrNiMoCuN25-6-3-3 A890 CD4MCuN
Austenitic - Ferritic Cast Steel (super duplex) 1.4469 GX2CrNiMoN26-7-4 A890 CE3MN
Martenzitic Stainless Cast Steel 1.4317 GX4CrNi13-4 A352 CA6NM
Martenzitic Stainless Cast Steel 1.4008 GX7CrNiMo12-1 A217 CA15
Cast Bronze (tin alloy) 2.1050.01 G-CuSn10 B427 C90700
Cast Bronze (nickel alloy) 2.0975.01 G-CuAl10Ni B148 C95500
Cast Bronze (leaded) 2.1096.01 G-CuSn5ZnPb B584 C83600
Carbon Steel 1.0503 C45 AISI 1045
Chrome Steel 1.4021 X20Cr13 A276 Type 420
Chrome Steel (heat treated) 1.4021 X20Cr13 A276 Type 420+QT
Chrome Nickel Steel 1.4301 X5CrNi18-10 A276 Type 304
Chrome Nickel Steel (low carbon) 1.4404 X2CrNiMo17-12-2 A276 Type 316L
Duplex (austenitic-ferritic) Steel 1.4460 X3CrNiMoN27-5-2 AISI 329
Duplex (austenitic-ferritic) Steel 1.4462 X2CrNiMoN22-5-3 UNS S32205

D S D S S D
Flange Positions
S
S
D D S D D S
S
D
S D

D S D S S D
DS S D D S D D D D S
D D
D D D D S S D
D
S S S S S S S S S

D
Clockwise rotation viewed
D D D D D D D D
from driver (Suction
S S S S S S S S S
flange is on the motor
side)
R3/0 R3/3 R3/9 R 0/0 R 0/3 R 0/9 R 9/0 R 9/9 R 9/3

R3/0 R3/3 R3/9 R 0/0 R 0/3 R 0/9 R 9/0 R 9/9 R 9/3

D SD S S D
S S
S D D S D D S S D
D
D SD S S D
S S Counter clockwise
S D D S D D S S D
D rotation viewed from
driver (Discharge flange is
D D D D D D D D D on the motor side)
S SS S S S S S S

L 3 / 0D L3/3 D D L3/9 L 0 / 0D L0/3 D D L0/9 L 9 / 0D DL9/9 L9/3 D

S SS S S S S S S

EXPLANATION
L3/0 L3/3 L3/9 L0/0 L0/3 L0/9 L9/0 L9/9 L9/3

L 3/0 Direction of rotation viewed from drive end

Discharge Flange Position (D) L: Left

R: Right
Suction Flange Position (D)

Direction of Rotation (D)

+44 (0) 1773 302 660 www.northridgepumps.com

ENGINEERED BEYOND
YOUR NEEDS FOR A
RANGE OF MARKET
SECTORS
+ Agriculture + Mechanical
+ Aviation + Mining
+ Beverage + Oil & Gas
+ Building Services + Paint Print & Varnish
+ Chemical Manufacture
+ Pharmaceutical
+ Decommissioning
+ Power Generation
+ Energy from Waste
+ Pulp & Paper
+ Energy Storage Industry
+ Railway
+ Foam Products
+ Food + Renewable Energy
+ Fuels, Biofuels & Petroleum + Rubber & Plastics
+ Household Chemicals + Surface Treatment
+ Marine + Wastewater Treatment

North Ridge House, 3 Chrysalis Way, Eastwood

Nottingham NG16 3RY United Kingdom
Tel: +44 (0) 1773 302 660
Email: sales@northridgepumps.com
Website: www.northridgepumps.com