Provision of HV Apparatus Test Service for PP
Reference: 123/SC/19 1/14/2020, Location: Middle East
Category: Circuit Breakers
Scope of Work
The company announces its need for supply of HV Apparatus Test Service for PP.
Insulation resistance.
- AC withstand voltage test (circuit breaker main circuit to ground, phase to phase).
- Auxiliary circuit and control circuit AC withstand voltage test.
- Conductive loop resistance.
- Closing and opening time of the circuit breaker, the synchronism of the opening and closing, the contact opening distance, and the bounce process during closing.
- The minimum operating voltage of the operating mechanism, such as the closing contactor and the opening electromagnet coils.
- Insulation resistance and DC resistance of the closing contactor, branch, closing contactors, split and closing solenoid coils.
- Measurement of vacuum degree in vacuum interrupter.
- Check if the soft coupling clip on the moving contact is loose.
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