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Maintenance guide BUE/BUL2

 

1ZSC000498-ABH en, Rev. 1

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1.  Position indicator with drag hands for max. and min. 

position

2.  Tap-change in progress indicator 

(Red: in progress, White: in position)

3.  Counter
4.  Outgoing shaft with multi-hole coupling half
5.  Shaft for hand crank
6.  Locking device prepared for padlock
7.  (Option) Outlet

8.  Emergency stop
9.  RAISE/LOWER switch
10.  LOCAL/REMOTE switch 
11.  Protective motor switch
12.  Air vent
13.  Door-operated switch for lamp
14.  Lamp
15.  Descriptions and circuit diagram 
16.  Hand crank

Fig. 3. Cabinet layout of motor-drive mechanism, type BUL2.

Содержание BUE

Страница 1: ...Motor drive mechanisms types BUE and BUL2 Maintenance guide 1ZSC000498 ABH en Rev 1...

Страница 2: ...ntative ABB makes no warranty or representation and assumes no liability for the accuracy of the information in this document or for the use of such information All information in this document is sub...

Страница 3: ...ate injury It may also be used to alert against unsafe practices CAUTION may also indicate property damage only hazards INFO provides additional information to assist in carrying out the work describe...

Страница 4: ......

Страница 5: ...ption 13 3 4 Counter 13 3 5 Heater 13 3 6 Toothed belt 14 3 7 Motor cable connections 14 3 8 Overhaul type BUE 14 3 8 1 Disc brake 14 3 8 2 Brake for the holding contact 15 3 8 3 Position transmitter...

Страница 6: ......

Страница 7: ...al to the service life of the transformer Minimum maintenance is required for trouble free operations The motor drive mechanism is attached to the transformer tank and connected to the on load tap cha...

Страница 8: ...itch 5 RAISE LOWER switch 6 Outgoing shaft 7 Lamp 40 W socket E27 8 Lifting eye 9 Counter 10 Tap change in progress indicator 11 Position indicator with drag hands for max and min position 12 Shaft fo...

Страница 9: ...chanical design of motor drive mechanism type BUE Position transmitter Contact plate Brake Roll pin Supporting shaft Holding contact Brake disc Brake block Brake for holding contact Cam disc Motor Too...

Страница 10: ...ress White in position 3 Counter 4 Outgoing shaft with multi hole coupling half 5 Shaft for hand crank 6 Locking device prepared for padlock 7 Option Outlet 8 Emergency stop 9 RAISE LOWER switch 10 LO...

Страница 11: ...1 Operation counter Roller Notch Cam disc Brake arm Geneva wheel Grease Grease Adjusting screw Holding contact Brake disc Multi position switches Limit switch Bracket Toothed belt Grease Fig 4 Mechani...

Страница 12: ...cator increases decreases one step and the counter advances one step for each operation Record the counter s value The counter shows the number of operations run by the tap changer the overhaul schedu...

Страница 13: ...3 8 3 for BUE Section 3 9 2 for BUL2 Lubrication Section 3 8 4 for BUE Section 3 9 3 for BUL2 Reconnect the power supply and carry out operation tests according to the instructions in the tap changer...

Страница 14: ...ured on the hand crank This can be adjusted by tightening both of the spring bolts on the brake Using the hand crank operate the motor drive mechanism until the brake is fully open At this point the l...

Страница 15: ...must be adjusted 0 8 mm 0 3 0 3 Contact arm View A A Moving contact Fixed contact Contact plate Contact arm Geneva wheel Fig 7 Contact arm play 3 8 3 Position transmitter and other position switches C...

Страница 16: ...Maintenance guide BUE BUL2 1ZSC000498 ABH en Rev 1 NOTE The small bevel gear for the position indicator shaft must be greased Fig 8 Lubrication points type BUE Grease Grease Oil Grease Grease Grease O...

Страница 17: ...ISE and LOWER operations No adjustment of the contacts should be made If there is excessive dust it can be removed from the circuit boards and the transparent covers with a vacuum cleaner without disa...

Страница 18: ...E or LOWER impulse and after about one second press the emergency stop The operation should be interrupted Reset the emergency stop by turning the knob clockwise and switch on the protective motor swi...

Страница 19: ...5 10 kg 5 kg 65 kg Silver 10 g 10 g x Plastics chlorsulphonated polyethylene x x x polyamide with MoS2 x x phenol resin laminate x polyester x x x PVC x x x carbonate plastic x x x Rubbers nitrile ru...

Страница 20: ...opyright 2012 ABB All rights reserved 1ZSC000498 ABH en Rev 1 2012 11 15 ABB AB Components SE 771 80 Ludvika Sweden Phone 46 240 78 20 00 Fax 46 240 121 57 E Mail sales se abb com www abb com electric...

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