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Generally at what power factor the electronic equipments
like computer, TV, EPABX etc.,operates. Please tell me.
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Generally close to 1, say 0.95, as oposed to for example,
motors.
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i am an maintenance engineer. one distribution board have 5 feeder. recently its ELR trips frequently, but it take some times after trip( 10min,20min..)but 3 feeder no load. two feeder only loaded. i checked one feeder IR value all values are above 50Mohm.but B phase to Earth is only 9Mohm.any problem about low value
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