Product characteristics
PKD-port /660 (380) Mine general low-voltage distribution box is installed against the wall in the household, and the wiring in front of the box is repaired.
The protection level reaches IP54, which can effectively prevent dust and water from entering the cabinet.
Main uses and scope of application
Pkd-port /660 (380) Mine general low-voltage distribution box, is a kind of AC low-voltage distribution device, mainly suitable for coal mine no gas, no dust explosion site and other similar underground industrial production sites, as a power lighting and distribution equipment for power conversion, distribution and control.
Use environment
Ambient temperature :-20℃-+40℃.
Altitude: No more than 2000m.
The monthly average relative humidity of the surrounding air is not more than 95% (25℃).
In a gas or steam environment without damaging insulation.
In places where there is no danger of gas, coal dust explosion and non-coal mines.
Product execution standard
GB/T 12173-2008 "Mining general Electrical Equipment"
Q/320206KQJF29-2022 "PKD-Port /660 (380) Mining general low-voltage distribution box"
Overall structure
Pkd-port /660 (380) Mine general low-voltage distribution box, single front door open distribution device. Its basic structure is made of steel plate bending and Angle steel welding. The front right side can be equipped with a switch operation handle, as the power to cut off and connect the operation, the door can be installed with operation buttons, indicators and display instruments, open the door, the distribution box inside the equipment is open for easy maintenance, the distribution box is equipped with air circuit breaker, fuse as short circuit protection, but also equipped with contactor and thermal relay. The door and the shell are welded with ground screws, and the shell is reliably connected to the ground.
The main rated parameters of the switchgear are as follows
a)Rated voltage: 660V, 380V.
b)Rated current: 400A, 250A, 200A, 160A, 100A, 50A.
c)Rated frequency: 50Hz.
d)Shell protection grade: not less than IP54.
