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Desmi Modular S N Monobloc, Operation And Maintenance Instructions, Page: 22 / 22

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Desmi Modular S N Monobloc Operation And Maintenance Instructions Download Page 22

 

______________________________________________________________________________ 
DESMI Pumping Technology A/S  

22  

Tagholm 1 
9400 Nørresundby – Denmark 
Tel: +45 96 32 81 11 Fax: +45 98 17 54 99 

E-mail: 

[email protected]

 

www.desmi.com

 

 

Type 

m2 

ml 

n2 

nl 

b 

D 

S 

h1 

h2 

I1 

S32-25-110 

110 

140 

160 

235 

59 

10 

12 

132 

155 

- 

S50-32-135N 

110 

140 

160 

230 

59 

10 

12 

132 

140 

- 

S70-50-175N 

160 

175 

190 

250 

55 

10 

15 

160 

180 

4x18 

S70-50-220N 

170 

240 

230 

300 

68 

12 

15 

190 

220 

4x18 

S70-50-275N 

210 

189 

280 

345 

65 

12 

19 

225 

240 

4x18 

S80-70-175N 

190 

220 

200 

273 

69 

13 

15 

180 

200 

8x18 

S80-70-220N 

190 

220 

230 

305 

70 

12 

15 

190 

220 

8x18 

S80-70-275N 

170 

210 

280 

360 

75 

12 

19 

225 

250 

8x18 

S100-80-175N 

220 

270 

230 

319 

72 

13 

15 

200 

240 

8x18 

S100-80-220N 

225 

265 

265 

365 

90 

15 

19 

250 

280 

8x18 

S100-80-275N 

225 

265 

280 

380 

90 

14 

19 

250 

280 

8x18 

S125-80-220N 

300 

260 

280 

382 

95 

16 

19 

250 

280 

8x18 

S125-80-275N 

260 

300 

320 

414 

90 

14 

19 

260 

300 

8x18 

S125-100-220N 

330 

370 

320 

445 

105 

16 

19 

280 

315 

8x18 

 

Type 

I2 

g 

a 

f 

Dn1  K1  D1  Dn2  K2  D2 

Q 

R 

S32-25-110 

- 

234  100  300 

1 

1/4”BSP suction – 1” discharge 

1/2"BSP 

S50-32-135N 

- 

234 

84 

300 

2”BSP suction – 1 1/4” discharge 

1/2"BSP 

S70-50-175N 

4x18  270  125  347  70  145  185  50  125  165 

1/4"BSP 

1/2"BSP 

S70-50-220N 

4x18  330  134,5  348  70  145  185  50  125  165 

1/4"BSP 

1/2"BSP 

S70-50-275N 

4x18  390  140  407  70  145  185  50  125  165 

1/4"BSP 

1/2"BSP 

S80-70-175N 

4x18  295  150,5  355  80  160  200  70  145  185 

1/4"BSP 

1/2"BSP 

S80-70-220N 

4x18  330  155  361  80  160  200  70  145  185 

1/4"BSP 

1/2"BSP 

S80-70-275N 

4x18  390  150  417  80  160  200  70  145  185 

1/4"BSP 

1/2"BSP 

S100-80-175N 

8x18  344  175,5  379  100  180  220  80  160  200 

1/4"BSP 

1/2"BSP 

S100-80-220N 

8x18  400  180  370  100  180  220  80  160  200 

1/4"BSP 

1/2"BSP 

S100-80-275N 

8x18  425  180  431  100  180  220  80  160  200 

1/4"BSP 

1/2"BSP 

S125-80-220N 

8x18  424  204  446  125  210  250  80  160  200 

1/4"BSP 

1/2"BSP 

S125-80-275N 

8x18  454  202  446  125  210  250  80  160  200 

1/4"BSP 

1/2"BSP 

S125-100-220N 

8x18  476  235  466  125  210 

 

250  100  180  220 

1/4"BSP 

1/2"BSP 

 

Summary of Contents for Modular S N Monobloc

Page 1: ...ng centrifugal pump Modular S N Monobloc DESMI PUMPING TECHNOLOGY A S Tagholm 1 DK 9400 N rresundby Denmark Tel 45 96 32 81 11 Fax 45 98 17 54 99 E mail desmi desmi com Internet www desmi com Special...

Page 2: ...TOR 10 6 4 FITTING SHAFT SEAL 11 6 5 FITTING IMPELLER 11 6 6 FITTING GUIDE RING AND GUIDE VANE PIECE ONLY S32 25 110N 11 6 7 FITTING BEARING COVER AND SHAFT SEAL COVER 12 6 8 FITTING COUPLING 12 6 9 S...

Page 3: ...mping Technology A S 3 Tagholm 1 9400 N rresundby Denmark Tel 45 96 32 81 11 Fax 45 98 17 54 99 E mail desmi desmi com www desmi com 17 1 SPARE PARTS LIST FOR PUMPS BIGGER THAN S32 25 110 AND S50 32 1...

Page 4: ...e pump has horizontal inlet on the centre line and vertical outlet at the top The back of the impeller is equipped with relief blades to reduce the load on the bearings Relief holes in the impeller en...

Page 5: ...XX YYY ZZZN MR XX YYY ZZZ Pump size where XXX Suction branch diameter YYY Pressure branch diameter ZZZ Standard impeller diameter M The material combination of the pump R The assembly combination of t...

Page 6: ...icated is the airborne noise including the motor The noise depends on the motor type supplied as the noise from the pump can be calculated as the noise level of the motor 2dB A The capacity of the pum...

Page 7: ...where indices in is suction branch out is pressure branch and calc are the values calculated by the user 3 INSTALLATION 3 1 MOUNTING FASTENING The pump should be mounted and fastened on a solid base p...

Page 8: ...m smaller than the impeller gap of the pump in question The max permissible loads on the flanges stated in paragraph 2 3 are to be observed At installations pumping hot or very cold liquids the operat...

Page 9: ...and pull the bearing housing with impeller and guide vane piece out of the pump casing Then remove Allen screw 29 only S32 25 110N and guide vane piece and guide ring can be dismantled from the bearin...

Page 10: ...ssary to remove the coupling from the pump shaft during normal maintenance Otherwise dismantle the coupling by removing the pointed screw and pulling off the coupling If the coupling is dismantled on...

Page 11: ...important to check that it is fitted correctly i e the chamfered lapped side is to face the seat The carbon ring can be held by a little grease When using oil on the shaft the bellows will settle and...

Page 12: ...using on the bearing housing Lead the bearing housing into place and fasten Note that the drain passage for the shaft seal faces downwards If the shaft cannot rotate freely dismantle the bearing housi...

Page 13: ...id The liquid also serves as coolant for the shaft seal In order to protect the shaft seal the pump must not run dry WARNING For safety reasons the pump is only allowed to operate against closed disch...

Page 14: ...ow signs of heavy erosion caused by cavitation corrosion which may at times render an impeller unfit for use in a very short time Not unusually do similar erosions occur in pipe bends and valves elsew...

Page 15: ...ce liquid in pump casing Wrong dimen sioning Contact DESMI Ventilate the system The pump has no or too low capacity 1 Wrong direction of rotation 2 Piping system choked 3 The pump is choked 4 Suction...

Page 16: ...HE PUMP When the piping system has been drained note that there is still liquid in the pump Remove the liquid by dismantling the pipe plug 3 in the inlet cover of the pump 11 2 BEARING The pump is equ...

Page 17: ...2 0 3 0 9 1 4 2 5 3 0 4 5 5 5 6 0 7 0 12 0 13 5 1 7 2 8 8 0 12 5 3 6 5 3 15 0 21 S50 32 135N 0 3 0 5 2 1 3 5 4 0 4 5 8 0 9 0 11 0 13 5 23 27 3 0 4 2 12 0 17 8 6 0 8 7 25 35 S70 50 175N 0 8 1 2 6 0 10...

Page 18: ...1998 A1 2009 Pumps and pump units for liquids Common safety requirements EN12162 2001 A1 2009 Liquid pumps Safety requirements Procedure for hydrostatic testing EN 60204 1 2006 A1 2009 Safety of mach...

Page 19: ...ELEVANT FOR DISASSEMBLY OR DISPOSAL AT END OF LIFE No damage materials are used in DESMI pumps please refer to DESMI Green Passport can be sent on request contact a DESMI sales office i e common recyc...

Page 20: ...and S50 32 135N 1 Pump casing 15 Bearing cover 29 O ring 2 Pipe plug 16 Allen screw 70 Set screw 3 Pipe plug 17 Shaft 71 Allen screw 4 Sealing ring 18 Shaft seal cover 72 Intermediate flange 5 Impell...

Page 21: ...10 Mech shaft seal 11 Water deflector 14 Support disc 15 Bearing 16 Sunk Key 17 Shaft 18 Shaft sealing cover 21 Gasket 22 Allen Screw 23 Inlet 24 Allen screw 25 Non return flap 26 Valve plate 28 Seali...

Page 22: ...320 414 90 14 19 260 300 8x18 S125 100 220N 330 370 320 445 105 16 19 280 315 8x18 Type I2 g a f Dn1 K1 D1 Dn2 K2 D2 Q R S32 25 110 234 100 300 1 1 4 BSP suction 1 discharge 1 2 BSP S50 32 135N 234 84...

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