Grundfos BM 125 Installation And Operating Instructions Manual Download Page 18 | Manualshive

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150095

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ECM: 1197085

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Summary of Contents for BM 125

Page 1: ...BM BMhp Installation and operating instructions GRUNDFOS INSTRUCTIONS ...

Page 2: ...s to be stored it must be stored on a frost free location or it must be ensured that the motor liquid is frost proof 1 Symbols used in this document 2 2 General description 2 2 1 Pumped liquids 2 2 2 Sound pressure level 2 3 Delivery transportation and storage 2 3 1 Frost protection 2 4 Preparation 3 5 Installation 3 5 1 Booster modules connected in series and in parallel 4 6 Pipe connection 4 7 E...

Page 3: ...allation Grundfos booster modules are as standard supplied without a built in non return valve However a non return valve can be built in on request See fig 7 In systems involving the risk of water hammer in connection with start stop the necessary measures must be taken to minimise this risk The booster modules are suitable for both vertical and horizontal installation however the discharge port ...

Page 4: ...pass mounted above each other 6 Pipe connection The booster modules are fitted with clamp liners for Victaulic PJE clamp couplings on the suction and discharge sides See fig 10 Fig 10 Pipe connection using clamp couplings TM00 3760 1902 TM00 3761 1902 Air escape valve Closing valve Non return valve Pressure switch Flow switch Motor operated valve Diaphragm tank Pressure gauge Air escape valve Isol...

Page 5: ...y the speed to such a level that the necessary flow of cooling liquid past the motor is no longer ensured The permissible frequency ranges are 30 50 Hz and 30 60 Hz respectively During start the maximum acceleration time from 0 to 30 Hz is 3 seconds During stop the maximum deceleration time from 30 to 0 Hz is 3 seconds Depending on the frequency converter type it may expose the motor to detrimenta...

Page 6: ... 1 2 3 4 until all modules are running When module 2 is checked module 1 must be running When module 3 is checked modules 1 and 2 must be running etc If modules in series are also connected in parallel fig 8 the direction of rotation of each section connected in series should be checked After having checked the direction of rotation stop the modules in the order 4 3 2 1 The booster system is now r...

Page 7: ...nce with the estimated inlet pressure At a pressure lower than 0 5 bar for BM 4 and BM BMhp 6 and 1 bar for BM BMhp 8 an alarm is given and the module must be stopped without delay All discharge connections to the system should be fitted with a flow switch which will stop the system at the set minimum flows The above monitoring devices ensure a correct inlet pressure and a minimum flow of cooling ...

Page 8: ...rt circuited not cutting in Replace the coil Check the coil voltage d The control circuit has cut out or is defective Check the control circuit and the contacts in the monitoring devices pressure switch flow switch etc e The motor supply cable is defective Check motor and cable See also section 15 Checking of motor and cable 3 The booster system runs but gives no water or develops no pressure a No...

Page 9: ...ue and multiply by 100 The result is the current unbalance in For three phase motors the current unbalance must not exceed 5 If so or if the current exceeds the maximum operating current there are the following possible faults The contacts of the motor protective circuit breaker are burnt Replace the contacts Poor connection in leads possibly in terminal box Too high or too low supply voltage See ...

Page 10: ...endix 1 LOG BOOK for BM BMhp booster modules Product No Installation date Company your ref Country Type Start of operation City VFD Softstart Brand Date Amb temp Liquid temp Flow pressure Current A Voltage V Comments ...

Page 11: ...Appendix 11 System sketch ...

Page 12: ... tanács alábbi előírásainak IT Dichiarazione di conformità CE Grundfos dichiara sotto la sua esclusiva responsabilità che i prodotti BM e BMhp ai quali si riferisce questa dichiarazione sono conformi alle seguenti direttive del Consiglio riguardanti il riavvicinamento delle legislazioni degli Stati membri CE LT EB atitikties deklaracija Mes Grundfos su visa atsakomybe pareiškiame kad gaminiai BM i...

Page 13: ...nly to water pumps marked with the minimum efficiency index MEI See pump nameplate This EC declaration of conformity is only valid when published as part of the Grundfos installation and operating instructions publication number 150095 1116 Bjerringbro 9th November 2016 Carsten Høybye Pedersen Senior Manager Grundfos Holding A S Poul Due Jensens Vej 7 8850 Bjerringbro Denmark Person authorised to ...

Page 14: ...ɩɥɭɚɬɚɰɢɢ ˀ ˋ 1 ˀ ˋ 2 ʿ ˀ ʧ ʿ ˋ 3 ˁ ʻ BM BMh ˀ ˁ 004 2011 ʽ ˀ ˁ 010 2011 ʽ ˀ ˁ 020 2011 ˑ KAZ BM BMh ɉɚɣɞɚɥɚɧɭ ɛɨɣɵɧɲɚ ɧԝɫԕɚɭɥɵԕ ʤ ಢ ಱ ದ ದ ದಱ ಱ 1 ʿ ಱ ದ ದ 2 ʧ ಪ ದ ದಱ ౢಱ ಱ ದ ದ ౢಱ ಪ ದ ಪ 3 ಪ ದ ದ ದ ಢ ಢ ದ ˁ ದ BM BMh ಢ ದ ಪ ದ ˀ ˁ 004 2011 ʺ ದ ದ ˀ ˁ 010 2011 ದ ಪ ˀ ˁ 020 2011 ʶ ʽ ಢ ಪ ದ ಪ ...

Page 15: ...ʇɸɺʏʗʅʋɸʍ ʈɼʓʍɸʗʆ ʖɼʉɸɻʗʕɸʅ Ɍʗʏʙʍɻʝʏʔ Ɋʍʘɼʛ ʚɸʔʖɸʀʉʀʂ ʕɼʗʒʏʙʋ ʍʎʕɸʅ ʇʉʏʙʋʏʕ ɝɸʔ 3 ʖɼʉɼʆʏʙʀʌʏʙʍ ɸʗʖɸɻʗʋɸʍ ɸʋʔɸʀʕʂ ʕɼʗɸɹɼʗʌɸʃɵ ʍʎʕɸʅ ʔɸʗʛɸʕʏʗʋɸʍ ʑʂʖɸʆʂ ʕʗɸ ɨɼʉɼʆʏʙʀʌʏʙʍʍɼʗ ʇɸʕɸʔʖɸɺʗʋɸʍ ʋɸʔʂʍɵ BM BMh ʖʂʑʂ ʑʏʋʑɼʗɿ ʔɼʗʖʂʝʂʆɸʘʕɸʅ ɼʍ ʇɸʋɸʈɸʌʍ ɝɸʛʔɸʌʂʍ ɝʂʏʙʀʌɸʍ ʖɼʄʍʂʆɸʆɸʍ ʆɸʍʏʍɸʆɸʗɺʂ ʑɸʇɸʍʒʍɼʗʂɵ ǺǸ Ǻǹ 004 2011 ɪɸʅʗɸʕʏʃʖ ʔɸʗʛɸʕʏʗʏʙʋʍɼʗʂ ʕɼʗɸɹɼʗʌɸʃ ǺǸ Ǻǹ 010 2011 ɝɼʛɼʍɸʍɼʗʂ ʞ ʔɸʗʛɸʕʏʗʏʙʋʍɼʗʂ ɸʍʕʖɸʍɺʏʙʀʌɸʍ ʕ...

Page 16: ...16 ...

Page 17: ...ea Phone 82 2 5317 600 Telefax 82 2 5633 725 Latvia SIA GRUNDFOS Pumps Latvia Deglava biznesa centrs Augusta Deglava ielā 60 LV 1035 Rīga Tālr 371 714 9640 7 149 641 Fakss 371 914 9646 Lithuania GRUNDFOS Pumps UAB Smolensko g 6 LT 03201 Vilnius Tel 370 52 395 430 Fax 370 52 395 431 Malaysia GRUNDFOS Pumps Sdn Bhd 7 Jalan Peguam U1 25 Glenmarie Industrial Park 40150 Shah Alam Selangor Phone 60 3 55...

Page 18: ...7085 The name Grundfos the Grundfos logo and be think innovate are registered trademarks owned by Grundfos Holding A S or Grundfos A S Denmark All rights reserved worldwide Copyright Grundfos Holding A S www grundfos com ...

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