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What is 0.3 sec in Duty Cycle “ O-0.3 sec - CO- 3min” on the Name Plate of the Cicuit Breaker?
0.3 sec is the Dead Time
3 min is the Reclaim Time.
A Cicuit Breaker is considered Low Voltage Type, if its Rated Voltage is ?
Less than 1000 V.
For a High Voltage, AC CB, the Rated Short Circuit Current is passed for How much time?
In EHV CB’s, what is the Operating time between, instant of receiving the Trip Signal and final Contact Seperation?
0.03 seconds (30 milli seconds).