... number of loops:4 1 Application rangeSX1 terminal distribution box is widely used in high-rise buildings, hotels, hospitals, restaurant, stations, ports, airports ... and leakage current in AC50/60Hz, voltage up to 400V three-phase system and voltage up to 230V single-phase system, total ... -line: 24, 36, 453.2 Technology parameters3.2.1 Rated voltage: 230/4003.2.2 Rated current: Single line 63A, multi ...