GCS low voltage withdraw able switchgear
GCS low voltage withdraw able switchgear
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Product overview
It is suitable for power distribution system in power plant, petroleum, chemical industry, metallurgy, textile, high-rise building etc. It is three-phase AC frequency 50 (60)Hz, rated voltage of 380 (400), (600)V, rated current up to 4000 A device in power supply system.
Performance
Design of the device meets the following criteria；
IEC439-1 Low-voltage switchgear and control equipment；
GB7251 Low-voltage switchgear；
Zbk360001 Low-voltage withdraw able switchgear；
Basic parameters
Main
circuit rated voltage (v)
Cross
flow 380(400),(660)
Auxiliary
circuit rated voltage (v)
Cross flow 220，380(400)
Straight flow 110/220
Rated
frequency (HZ)
50(60)
Rated
insulation voltage (v)
660(1000)
Rated
current (V)
The level o bus
≤400
Vertical bus (MCC)
1000
Bus
bar rated short time withstand current (KA/1s)
50.80
Bus
bar rated peak withstand current
(KA/0.1s)
105，176
Power
frequency test voltage (V/1min)
The main circuit
2500
Auxiliary circuit
1760
Bus
bar
Three –phase four –wire system
A,B,C,PEN
Three –phase five –wire system
A,B,C,PE,N
Protection
class
IP30,IP40
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XL-21 low voltage power distribution switchgear (cabinet)
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