Answer / alpglk

Typical Operating times for HV/EHV/UHV Circuit Breakers

Tripping/Opening: 25-40ms
Closing: 80-140ms

Answer / sreekanth bammidi

Generally the operating time of the circuit breakers
depends on the designer. The opening time of the breaker
should be less than the closing of the breaker. Opening
time should be less than or equal to 20msec (preferrable).
Closing time depends but preferrably less than 90msec.

Answer / arun

Circuit breaker closing tome 60 msec
triping time lessthan 40msec

Answer / vijay mali

Generally the operating time of the circuit breakers
depends on the designer. The opening time of the breaker
should be less than the closing of the breaker. Opening
time should be less than or equal to 20msec (preferrable).
Closing time depends but preferrably less than 90msec

Answer / rajesh kumar

circuit breaker closing time 40msec.
circuit breaker tripping time less than 20 msec.

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