ABB ADVAC Installation And Operation Manual page 26

Medium voltage vacuum circuit breaker

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MAINTENANCE

Lubrication Points and Torque value

7.5ft-lbs

Lubricate

Shock Absorber

7.5ft-lbs

9ft-lbs

Lubricate

9ft-lbs

Lubricate

18.5ft-lbs

9ft-lbs

Opening spring

Charge Motor As-

Closing spring

sembly

Note:

Replacement of the EL Actuator (trip box) can only

be carried out by ABB personnel or by specially

skilled trained personnel, particularly for the necessary

adjustments.

1VAL050503-MB Rev B Replaces (1VAL057485-MB Rev. C) Oct 2013

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