Model Number: DZ55-63 3P Brand Name: CCZ Key Specifications/Special Features: ApplicationDZ55LE-63 is applicable to a line of AC 50/60Hz, rated voltage 230V for single pole two-wire, 2-pole or 400V for 3-pole, 3-pole 4-wire, 4-pole and rated current up to 40AIt can protect the line and motor from overload and short circuitIt can also be used for infrequent line conversion and infrequent motor startIt conforms to the standards of IEC 61009 Type DZ55-63 Pole 1P 2P 3P 4P Rated voltage 230 400 400 400 AC Rated voltage <60 125 125 250V DC Rate short circuit breaking 1-40A: 6kA 50-63A AC: 4.5kA Rate short circuit breaking 10 15 25 25kA DC