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GCS Low voltage draw out switchgear

GCS low-voltage withdrawable switchgear (hereinafter referred to as the device) is a low-voltage withdrawable switchgear designed and developed by the two joint design teams according to the requirements of industry competent departments, power users and design units, which meets the national conditions, has high technical performance indicators, can meet the development needs of the power market and can compete with the existing imported products. The device has been widely used by power users.
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Product overview
GCS low-voltage withdrawable switchgear (hereinafter referred to as the device) is a low-voltage withdrawable switchgear designed and developed by the two joint design teams according to the requirements of industry competent departments, power users and design units, which meets the national conditions, has high technical performance indicators, can meet the development needs of the power market and can compete with the existing imported products. The device has been widely used by power users.

 

Model meaning

G

C

S

Enclosed switchgear Draw out type Electrical system Auxiliary circuit scheme No Main circuit scheme No

 

Working conditions
◊ the ambient air temperature shall not be higher than 40 ℃, not lower than - 5 ° C, and the average temperature within 24 hours shall not be higher than + 35 ° C;
◊ for indoor installation and use, the altitude of the place of use shall not exceed 2000m;
◊ the relative humidity of the surrounding air shall not exceed 50% when the maximum temperature is + 40 ° C, and it shall be allowed at a lower temperature; Larger relative temperature
(e.g. 90% at + 20 ° C), considering that condensation may occur occasionally due to temperature changes;
◊ when the equipment is installed, the inclination with the vertical plane shall not exceed 5 °;
◊ the equipment shall be installed in places without violent vibration and impact and places where it is insufficient to cause corrosion of electrical components.

 

Technical parameter

Project Parameter
Rated voltage of main circuit (V) Communication 380(400)、(660)
Rated voltage of auxiliary circuit (V) Communication220、380(400) direct 110/220
Rated frequency (Hz) 50(60)
Rated insulation voltage (V) 660(1000)
Rated current (a) Horizontal bus, vertical bus (MCC) W4000、1000
Rated short-time withstand current of bus (Ka / LS) 50,80
Rated peak withstand current of bus (Ka / o.ls) 105,176
Power frequency test voltage(V/lmin) Main and auxiliary circuits 2500、 1760
A bus or bus bar Three phase four wire system, three phase five wire system A, B, C, PEN、A, B, C, PE, N
Degree of protection IP30, IP40

 

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