XL - 21 series power distribution box adopts the low voltage power distribution system which is one of the widely used power control distribution equipment nowadays. It is easy to install, can use flexibly, and it is easy to maintain, so it can fully meet the needs of the users.
XL - 21 products are mainly used in the industrial and residential buildings with the rated voltage of AC 400V and below, rated frequency of 50HZ. It functions as power distribution, lighting distribution, and power control and so on in the power system. For distribution box control circuit, it can provide overload, short circuit and leakage protection, and it also can do normal conversion among themselves.
Distribution box of the overvoltage category is secondary and tertiary, the protection grade is IP20 - IP55, products conforms to standards of GB7251.1, IEC60439-1 etc.
