Rated current: 1A, 2A, 3A, 4A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A Rated voltage: 230V~(1P, 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: 10000A; Running short circuit breaking capacity: 7500A; Rated impulse withstand voltage: 4kV