The lighting distribution box is suitable for the power system with AC 50Hz, voltage 380V and rated current below 250A. It is used as lighting distribution, mainly used for centralized use in industrial and mining enterprises, hospitals, factories, residential communities, buildings, public lighting, shopping malls, workshops and other places Electric control.
The main switch of the lighting distribution box generally adopts MCCB molded case circuit breaker with rated current of 250A, and the sub-circuit switch adopts MCB miniature circuit breaker and leakage circuit breaker with rated current of 1A to 125A with a modulus of 18mm or 27mm. Electrical components such as isolation switches, metering transformers, metering watt-hour meters, indicator lights, ammeters, voltmeters, and surge protectors can also be added according to customer needs.
The lighting distribution box is divided into: indoor wall-mounted type and outdoor waterproof type. Indoor wall-mounted distribution boxes are divided into exposed wall-mounted and concealed embedded. The indoor wall-mounted type has a protection level of IP40, and the outdoor waterproof type has a protection level of IP54. Comply with GB7251.3 national standard.