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Electrical Cabinet
GCS Series drawer type L.V. switchgear
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Description

Product Overview
    It is applicable for power plants, petroleum, petrochemical, metallurgy, textile, high-rise buildings and other industries’ distribution systems, has high degree automation in power plants, petrochemical system. In the place that request to interface with computer, as a three-phase AC power generating and supplying system’s electricity distribution (frequency is 50 (60) HZ, rated working voltage is 380V (660V), rated current is less than or equal to 4000A), used for motor centralized control, and the low voltage electrical equipment used by reactive power compensation.
Design Standards
    National Standard GB7251.1-2005 "Low-voltage switchgear assembly";
    National Professional Standard ZBK36001 "low-voltage withdrawable equipment assembly and control equipment" JB / T9661-1999;
    International Standard IEC439-1 "Low-voltage switchgear equipment assembly and control equipment."
Model meaning
    GCS’s meanings: G: Closed distribution cabinets, C: Withdraw type, S: Senyuan electric system
Main technical parameters

Main circuit rated voltage(V)
AC380(400)、(660)
Auxiliary circuit rated voltage(V)
AC220、380 (400) DC 110、220
Rated frequency
50 (60)
Rated insulation voltage(V)
600 (1000)
Rated current(A)
horizontal direction wiring
4000
Vertical busbar
1000
Busbar rated short-circuit withstand current(KA/IS)
50, 80
Busbar rated current peak withstand current(KA/0.1S)
105, 176
Power-frequency test voltage
Main circuit
2500
(V/lmin)
Auxiliary circuit
1760
Busbar
Three-phase four-wire system
A.B.C.PEN
Three-phase five-wire system(MCC)
A.B.C.PE.N
Protection grade
IP30.IP40
 
 

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