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GCK Low-voltage withdrawable switchgear

The GCk low-voltage withdrawable switchgear consists of two parts: the power distribution center (pC) cabinet and the motor control center(MCC).

Overview

The GCk low-voltage withdrawable switchgear consists of two parts: the power distribution center (PC) cabinet and the motor control center(MCC). It is suitable for power users such as power plants, substations, and industrial and mining enterprises in AC 50Hz distribution systemswith a maximum working voltage of 660V and a maximum working current of 3150A. 1t is used for power distribution, motor control, and lightingdistribution equipment for power conversion, distribution, and control.

Model Meaning

Model Meaning

Terms of Use

▪ Altitude does not exceed 2000m:

▪ Ambient air temperature does not exceed +40'c , and the average temperature over 24 hours does not exceed +35'c ; ambient air temperaturedoes not fall below -50°C;

▪ Atmospheric conditions: clean al, relative humidity does not exced 50% at +40'c,and higher relative humidityis permited at lower temperatures,e.g. 90% at +20'c;

▪ No risk of fire, explosion, severe contamination, chemical corrosion, or severe vibration;

▪ Inclination from the vertical plane does not exceed 5 :

▪ This produc is suitable for transportation and storage at temperatures ranging from -25'c to +55'c, and can withstand temperatures up to +70'c for short periods (not exceeding 24 hours).

Note: fthe above conditions of use cannot be met, the user should raise the issue with the manufacturer at the time of ordering and negotiate a solution.

Main Technical Parameters

Item Argument
Rated operating frequency 50
Rated operating voltage(V) 380,660
Rated insulation voltage(V) 660
Rated operating current(A) Horizontal bus 630-3150
Vertical busbar 600
Rated short-time withstand current Horizontal bus 80kA(valid value)/1 second
Vertical busbar 50kA(valid value)/1second
Rated peak withstand current Horizontal bus 176kA/0.1s
Vertical busbar 110kA/0.1s
Main circuit connector(A) 200,400
Auxiliary circuit connector(A) 10
Power frequency withstand voltage1 min(V) 2500
Class of protection IP40
Mode of operation In situ,far away,automatic

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