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XL-21 power distribution box
Model
X----------------------------------------control box
L----------------------------------------power
21---------------------------------------LV switch cabinet.
□---------------------------------------plan No.
 
General

     XL-21 LV power distribution cabinet is suitable for the power plant, industrial and mining enterprises, to distribute the power distribution in the AC 500V and below three-phase four-wire or three-phase five-wire system. TXL-21 LV power distribution cabinet can be only mounted against the wall in the building. The shell is made of the bending steel plate; the knife switch operation handle is on the top of the right column to transfer the power. There are various kinds of circuit breaker for the users.
 
 
Technical parameter

 
Item
Unit
parameters
Rated working voltage
V
AC380、AC660
Rated frequency
HZ
50/60
Rated short time withstand current (1s)
KA
50
Rated withstand current (peak)
KA
105
Dielectric strength
V/1min
2500
Rated insulation voltage
V
660
Protection degree
 
IP30/IP40
External dimension (W*D*H)
mm
600(800、1000)*350(400、600)*1600(1800)
 
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