If a ACB breaker is tripping and closing problem, then what will we check internal..?
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Check the overload current settings, and also check if any cable is faulty or grounded?.
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Answer / naveen joshi
closing and tripping of Acb (for local and remote) associated with coil (uv, shunt,closing) check wheather proper continuos supply to uv coil and closing and tripping circuit to the coil.if not works than it's breaker mechanism should be checked.
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