The control box is suitable for factories, mines, enterprises, shopping malls, hotels, schools, airports, ports, hospitals, high-rise buildings, living quarters and other occasions. In the low-voltage power grid system with AC 50 / 60Hz and rated working voltage of AC 380V, it is used for power and lighting distribution and motor control. It is suitable for indoor wall mounted and outdoor floor mounted power distribution equipment. It can also be used in power system with AC 50 Hz and voltage below 500 V for fire pump control, submersible pump control, fire fan control, fan control, lighting distribution control, etc. the control modes include direct start control, star delta step-down start control, self coupling step-down start control, frequency converter start control, soft start control, etc. it can also use isolating switch, power supply control, etc The fuse switch is used as the isolating breakpoint. There are 99d303-2 standard atlas of common fans and 01d303-3 standard atlas of common water pumps.
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