Grundfos MS6000 Service Instructions Manual Download | Manualshive

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MS6000

Submersible motors

Service instructions

GRUNDFOS

INSTRUCTIONS

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Summary of Contents for MS6000

Page 1: ...MS6000 Submersible motors Service instructions GRUNDFOS INSTRUCTIONS ...

Page 2: ......

Page 3: ...lling procedure with a syringe 14 11 Final check 14 12 Maintenance and service 15 12 1 Fault finding 15 1 Checking the motor and cable 16 1 1 Insulation resistance 17 2 Winding resistances 18 2 1 MS6000T40 18 2 2 MS6000T60 19 2 3 Resistance values for cables 21 2 4 Cable connection 21 13 Exploded drawing of MS6000 22 14 Exploded drawing of MS6000F 23 Warning Prior to service work read these servic...

Page 4: ...200 220 V Configuration code Code Sleeve material Tempcon Rubber material Shaft seal Radial bearing Motor liquid Temperature Flange extension 45 EN 1 4301 Without NBR BBXP Soft SML3 T40 Without 50 EN 1 4301 With NBR BBXP Hard SML3 T40 Without 51 EN 1 4539 With FKM BQQV Hard SML3 T40 Without 53 EN 1 4301 With FKM BQQV Soft SML3 T60 Without 55 EN 1 4301 With NBR BBXP Soft SML3 T40 Without 56 EN 1 45...

Page 5: ...T60 60 C Voltage 3 x 340 380 50 440 60 3 x 340 380 V 50 Hz 3 x 440 V 60 Hz 3 x 200 50 200 220 60 3 x 200 V 50 Hz 3 x 200 220 V 60 Hz 3 x 220 230 50 3 x 220 230 V 50 Hz 3 x 400 50 460 60 3 x 380 400 415 V 50 Hz 3 x 440 460 480 V 60 Hz 3 x 400 50 400 440 60 3 x 400 V 50Hz 3 x 400 440 V 60 Hz 3 x 690 50 3 x 690 V 50 Hz 3 x 208 220 230 60 3 x 208 220 230 V 60 Hz 3 x 380 400 60 3 x 380 400 V 60 Hz 3 x ...

Page 6: ... 70 7 Nm 22a Screw with nylon washer 1 M5 x 20 3 5 0 5 Nm 24 O ring 1 Ø65 x 2 5 Rocol Sapphire Aqua Sil 41 Hexagon socket head cap screw 4 M10 x 20 46 5 Nm 45a Hexagon socket head cap screw 1 M5 x 25 4 5 0 5 Nm 46 Screw with nylon washer 4 M5 x 25 4 5 0 5 Nm 48 Screw 4 M5 x 20 4 5 0 5 Nm 50 Screw with nylon washer 4 M6 x 15 M6 x 16 4 5 0 5 Nm 221 Screw with nylon washer 2 M6 x 15 M6 x 16 4 5 0 5 N...

Page 7: ...is connected to a control unit type MP204 check the signal from the temperature transmitter of the motor Ohm the motor with the cable mounted on Meg the motor with the cable mounted on Ohm the motor with no cable directly on the terminals Meg the motor with no cable directly on the terminals Pos Description For pos Part number A Screwdrivers 32 49 B Torx 20 screwdriver 22a 50 221 C Torx 25 screwdr...

Page 8: ...n and remove the screws pos 41 together with the stop for bearing bracket s pos 42 Carefully pull out the rotor pos 2 from the stator housing and fix it in a vice Pull of the rotating part of the thrust bearing by using a puller pos O together with a plug pos P Remove the clamping flange pos 7a and radial bearing pos 4 from the rotor 40 kN thrust bearing Turn the motor to horizontal position Mount...

Page 9: ...d of the shaft and the bracket so the shaft is moved a bit back 14 Use a plastic mallet pos I and a punch pos R or S to fix the rotating part on the conus of the shaft Note It is important that the rotating part is fixed with one hard hit Failing this the rotating part may not be knocked all the way home on the conus Consequently the shaft height will change over time and the thrust bearing can be...

Page 10: ...washer pos 28 down on the shaft so its positioned in the recess of the radial bearing 34 Lubricate the rotating part of the shaft sealing pos 34 and the shaft with motor liquid 35 Fit the rotating part of the shaft seal onto the shaft and press it down using a punch pos V 36 Lubricate the recess inside the shaft seal housing pos 32 37 Press the stationary part of the shaft seal into the recess of ...

Page 11: ...7 5 kN or 27 kN thrust bearing Turn the motor to horizontal position Slacken and remove the screws pos 41 together with the stop for bearing bracket s pos 42 Carefully pull out the rotor pos 2 from the stator housing and fix it in a vice Pull of the rotating part of the thrust bearing by using a puller pos O together with a plug pos P Remove the clamping flange pos 7a and radial bearing pos 4 from...

Page 12: ...D end of the shaft and the bracket pos T so the shaft is moved a bit back 14 Use a plastic mallet pos I and a punch pos R or S to fix the rotating part on the conus of the shaft Note It is important that the rotating part is fixed with one hard hit Failing this the rotating part may not be knocked all the way home on the conus Consequently the shaft height will change over time and the thrust bear...

Page 13: ...ling pos 34 and the shaft with motor liquid 35 Fit the rotating part of the shaft seal onto the shaft and press it down using a punch pos V 36 Lubricate the recess inside the shaft seal housing pos 32 37 Press the stationary part of the shaft seal into the recess of the shaft seal housing using a punch pos V Note On MS6000R you must press a lip seal pos 32a into the shaft seal before you insert th...

Page 14: ...ties 6 Pull back the plunger of the syringe so air is evacuated from inside the motor 7 Press back the plunger to replace the evacuated air with motor liquid 8 Repeat this filling procedure until all air in the motor is evacuated and replaced with motor liquid 9 Refit the filling screw 11 Final check 10 Check that the shaft rotates freely and noiselessly Use the spline head driver pos Y combined w...

Page 15: ... Check the electrical installation and the submersible drop cable if the new fuses burn too b The ELCB or the voltage operated ELCB has tripped out Cut in the circuit breaker c Motor protective circuit breaker has tripped Cut in the motor protective circuit breaker takes places automatically or must be done manually Check the voltage if the motor protective circuit breaker trips again If the volta...

Page 16: ...r the control box for single phase operation Poor connection of conductors possibly in the cable joint See item 3 Too high or too low supply voltage See item 1 The motor windings are short circuited or partly disjointed See item 3 Damaged pump is causing the motor to be overloaded Pull out the pump for overhaul The resistance value of the motor windings deviates too much three phase Move the phase...

Page 17: ...ltage of 500 VDC If the rated motor voltage is 500 V the insulation resistance must be measured at a test voltage of 1000 VDC Note The insulation resistance must be measured in accordance with local regulations Rated voltage 500 V 500 V Condition of motor and cable MΩ MΩ New motor without submersible drop cable 200 200 Used motor which can be reinstalled in well 10 10 New motor in well 20 20 Motor...

Page 18: ... 2 1 28 11 1 03 13 0 825 15 0 695 18 5 0 555 22 0 425 26 0 415 30 0 315 3 x 380 400 415 V 50 Hz 5 5 2 46 3 70 7 5 1 84 2 75 9 2 1 48 2 22 11 1 18 1 76 13 1 00 1 50 15 0 815 1 22 18 5 0 645 0 970 22 0 565 0 850 26 0 465 0 695 30 0 385 0 575 3 x 500 525 V 50 Hz 5 5 3 86 7 5 3 00 9 2 2 30 11 1 86 13 1 50 15 1 26 18 5 1 02 22 0 880 26 0 735 30 0 615 3 x 208 220 230 V 60 Hz 5 5 7 5 0 615 0 925 7 5 10 0...

Page 19: ... 22 1 84 9 2 12 0 945 1 42 11 15 0 815 1 22 13 18 0 665 1 00 15 20 0 595 0 895 18 5 25 0 430 0 645 22 30 0 370 0 555 26 35 0 295 0 445 30 40 0 265 0 400 3 x 575 V 60 Hz 5 5 7 5 3 86 7 5 10 3 00 9 2 12 2 30 11 15 1 86 13 18 1 50 15 20 1 26 18 5 25 1 02 22 30 0 880 26 35 0 735 30 40 0 615 Voltage Output power Winding resistance kW hp Between two phases Ω DOL Across one phase Ω SD Voltage Output powe...

Page 20: ...22 1 82 11 15 1 06 1 60 13 18 0 805 1 21 15 20 0 680 1 02 18 5 25 0 550 0 825 22 30 0 475 0 713 3 x 575 V 60 Hz 5 5 7 5 2 86 7 5 10 2 34 9 2 12 1 94 11 15 1 64 13 18 1 30 15 20 1 02 18 5 25 0 840 22 30 0 755 3 x 200 220 V 60 Hz SF 1 00 5 5 7 5 0 485 7 5 10 0 380 9 2 12 0 310 11 15 0 380 13 18 0 310 15 20 0 255 18 5 25 0 213 22 30 0 182 3 x 400 440 V 60 Hz SF 1 00 5 5 7 5 1 84 7 5 10 1 44 9 2 12 1 ...

Page 21: ...For further information see the cable dimensioning tool included on the USB stick delivered with the pump 2 4 Cable connection Fig 19 Wiring diagrams Pos Flat cable Single leads 4 wire 3 wire 4 wire 1 Brown Red Red 2 Black Yellow Yellow 3 Grey Black Black 4 Green DOL SD TM06 0597 0514 u v w u v w 1 2 3 4 1 2 2 3 3 4 4 ...

Page 22: ...English GB 22 13 Exploded drawing of MS6000 Fig 20 Exploded view of MS6000 motor TM06 0554 0514 ...

Page 23: ...English GB 23 14 Exploded drawing of MS6000F Fig 21 Exploded view of MS6000F motor TM06 0555 0514 ...

Page 24: ... Higashi gotanda Shiagawa ku Tokyo 141 0022 Japan Phone 81 35 448 1391 Telefax 81 35 448 9619 Korea GRUNDFOS Pumps Korea Ltd 6th Floor Aju Building 679 5 Yeoksam dong Kangnam ku 135 916 Seoul Korea 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 P...

Page 25: ...e 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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