Why the rating of the HT breakers are in 1250 Amp, while
the load on the breaker is around 50 Amp. ?
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Answer Posted / v.v.j.rao
The rating of the breaker current 1250 means it can carry
1250 amps after that % over loaad depends on O/Load setting
of 50%,75% or 100% only.If you put this breaker at 50 amps
oad this will not trip under any O/L condition of that
particular load.
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