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Desmi NSLH Compact Spacer, Инструкция по эксплуатации и обслуживанию

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OPERATION AND MAINTENANCE INSTRUCTIONS 

 

 

DESMI end suction centrifugal pump 

NSLV and NSLH Compact Spacer 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 

 
 
 

DESMI Pumping Technology A/S 

Tagholm 1 

– DK-9400 Nørresundby – Denmark 

 

      Tel.:   +45 96 32 81 11 

Fax:   +45 98 17 54 99 

E-mail: 

[email protected]

 

Internet: 

www.desmi.com

  

 

 

Manual: 

T1514 

 

Language: 

English 

 

Revision: 

A(08/21) 

 

 

Special pump No. ............................................... 

 

 

Содержание NSLH Compact Spacer

Страница 1: ...entrifugal pump NSLV and NSLH Compact Spacer 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 Manu...

Страница 2: ......

Страница 3: ...FITTING IMPELLER 8 6 6 FITTING SHAFT SEAL COVER 8 6 7 FITTING COUPLING 8 6 8 SHAFT 9 7 FROST PROTECTION 9 8 DISMANTLING 9 9 START UP 9 9 1 START UP 10 10 SYSTEM BALANCING 10 11 INSPECTION AND MAINTEN...

Страница 4: ...tion and maintenance instructions are divided into two parts covering the groups 215 265 and 330 415 as the designs of these two groups are different The numbers refer to the standard impeller diamete...

Страница 5: ...r bracket special motor bracket 16 Compact spacer i e pumps shown in this manual Z may be the following i PN16 flanges j PN25 flanges k Special flange l Other shaft seal m BS flanges n ANSI flanges o...

Страница 6: ...Mz Nm Mx Nm Mt 65 215 65 265 650 840 750 1340 510 310 380 700 80 215 80 265 80 330 800 950 850 1500 550 350 400 750 100 215 100 265 100 330 100 415 1000 1250 1150 2000 650 400 500 900 125 215 125 265...

Страница 7: ...the necessary safety measures 3 2 WIRING Wiring to be carried out by authorised skilled workmen according to the rules and regulations in force 4 TRANSPORT STORAGE The weights of the pumps in A and D...

Страница 8: ...73 and pull off A gentle heating of the pump and motor coupling parts may facilitate the dismantling Remove the screws 22 that keep the shaft seal cover 18 to the pump casing 1 Loosen shaft seal cove...

Страница 9: ...ing cover support disc and bearing and press the bearing into place up against the support disc Fit ring lock 12 330 415 Fit cover under bearing 26 6 3 FITTING WATER DEFLECTOR 215 265 Assemble bearing...

Страница 10: ...t seal cover in the O ring groove and hold it with a little grease However check the material of the O ring first As standard the material is NITRILE but it may be EPDM which will be damaged by minera...

Страница 11: ...Alternatively it is possible to use anti freeze liquids in normal constructions 8 DISMANTLING Before dismantling the pump make sure that it has stopped Empty the pump of liquid before it is dismantle...

Страница 12: ...vance It is however decisively important to the quantity of liquid delivered A considerably smaller delivery head than expected will increase the quantity of liquid delivered causing increased power c...

Страница 13: ...viewed from shaft end the direction of the arrow Clean or replace Clean the pump Find the leakage repair the fault non return valve not submerged Check data sheet Q H curve and NPSH or contact DESMI...

Страница 14: ...HAFT SEAL 11 1 DRAINING THE 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 at the bottom of the pump 11 2 BEA...

Страница 15: ...hours 80 g If the pumped liquid temperature is below 80 C the following types of grease are recommended ESSO Beacon 2 BP Energrease EP grease 2 Shell Alvania grease 2 Mobil Mobil lux grease EP 2 elle...

Страница 16: ...ure bar SG iron Max RPM 65 215 16 32 1800 3600 125 265 7 14 1800 1800 65 265 14 5 29 1800 3600 150 330 7 13 27 1800 1800 80 330 15 15 32 1800 3600 150 415 9 13 26 1800 1800 80 215 13 26 1800 3600 150...

Страница 17: ...ds Common safety requirements EN12162 2001 A1 2009 Liquid pumps Safety requirements Procedure for hydrostatic testing EN 60204 1 2006 A1 2009 Safety of machinery Electrical equipment of machines item...

Страница 18: ...TION RELEVANT 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...

Страница 19: ...ring 14 Support disc 15 Bearing cover 16 Sunk key 17 Shaft 18 Shaft seal cover 19 Allen screw 21 O ring 22 Allen screw 36 Pointed screw 58 Copper pipe only on NSLV 59 Hexagon nipple Plug on NSLH 60 Se...

Страница 20: ...12 Ring lock 13 Ball bearing 14 Support disc 15 Bearing cover 16 Sunk key 17 Shaft 18 Shaft seal cover 19 Allen screw 21 O ring 22 Allen screw 27 Sealing ring 2 36 Pointed screw 58 Copper pipe only NS...

Страница 21: ...key 17 Shaft 18 Shaft seal cover 19 Allen screw 21 O ring 22 Allen screw 27 Sealing ring 2 36 Pointed screw 58 Copper pipe only NSLV 59 Hex nipple Plug on NSLH 60 Set screw 61 Hexagon nipple 63 Motor...

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