HB series safety breakers are manufactured accordng to Japan standard, select the recommended wire size for your current rating before you order.
20A will be used to general branch circuit 30A dedicated high capacity circuits, 15A or below are used as protection of equipment, taking consideration of the machine's char with the following characteristics:
●Number of pole or Element number: 2P1E
●Overcurrent tripping operation: Thermal system;
●Protection Feature: Overcurrent and short circuit