bH 6.6KV AIR CIRCUIT BREAKER RETROFIT
WHIPP & BOURNE CIRCUIT BREAKER
Old and obsolete circuit breakers are prone to failure. SIM Switchgear provide a retrofitting service to prevent costly problems such as power outages.
The vacuum retrofit for the Whipp & Bourne 6.6KV BH Air Circuit Breaker involves installing a new ABB VD4 Circuit Breaker into the existing carriage.
Slight modifications are undertaken to the main earthing and interlocking, but switchboard busbars remain untouched. It’s a cost-effective way to ensure uninterrupted power and future support.
The retrofit package includes updating standard drawings for each circuit type on CAD.
– Efficient Upgrade For Aging Equipment
– Guaranteed Future Support
– Innovative Method Saves Time & Money
– Updated CAD Drawings
TECHNICAL DATA VACUUM CONTACTOR TYPE VD4
Stadard : IEC 62271-100/2001 IEC 60056/1987
Rated Insulation Level : 75kV
Rated Operational Voltages : 12kV
Rated Service Current : 1600/2400A
Rated Frequency : 50Hz
Short Circuit Breaking Capacity : 50kA
Short Circuit Withstand Capacity : 50kA / 3 Sec