Main Question or Discussion Point
hi..i want to know if anyone of you can confirm of BS 142:1966 for relay coordination time is 0.4s? thx
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Please stop using txt speak here in the forums. Please check your private messages (PMs) about it.hi...nope..i don't hv d copy..i've been looking in d i'net...but..i need to verify if BS142:1966 states that the grading time from relay to relay is o.4s..