Rated current: 1A, 2A, 3A, 4A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A; Rated voltage: 230V ~ (1P ~ 2P, 1P + N), 400V ~ (2P ~ 4P, 3P + N); Frequency: 50Hz; Electromagnetic trip type: B, C, D; Number of poles: 1P, 1P+N, 2P, 3P, 3P+N, 4P; Mechanical life: 20,000 times; Electrical life: 10,000 times; Rated short-circuit breaking capacity: 6000A, 10000A (2P/230V); Running short circuit breaking capacity: 6000A, 7500A (2P/230V); Rated impulse withstand voltage: 4kV.