Single-pole breakers are wired with one hot wire and one neutral wire.
Double-pole breakers have two hot wires that are connected by a single neutral wire.
Three Pole circuit breaker have 3 protected poles and 6A In rated current and C tripping curve.
4pole MCCB have one additional 4th pole for neutral wire connection so that between neutral and any of the other three will supply.
Miniature circuit breakers are intended to prevent damage to an electrical circuit as a result of excess current.
They are designed to trip during an overload or short circuit to protect against electrical faults and equipment failure.
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