Product Features

The GCK low-voltage withdrawable switchgear consists of two main components: the Power 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, serving as a distribution system for AC 50 Hz with a maximum operating voltage of up to 660 V and a maximum operating current of up to 3150 A. It is used for power distribution, motor control, lighting, and other electrical equipment applications, providing power conversion, distribution, and control functions.

Model Meaning

G: Enclosed switchgear

C: Pull-out type

K: Control Center

Terms of Use

Altitude not exceeding 2000 m;
The ambient air temperature shall not exceed +40°C, with an average temperature no higher than +35°C over any 24‑hour period, and the ambient air temperature shall not fall below -50°C.
Atmospheric Conditions: The air should be clean, with relative humidity not exceeding 50% at a temperature of +40°C. Higher relative humidity is permissible at lower temperatures, for example, 90% at +20°C.
Locations free from fire, explosion hazards, severe contamination, chemical corrosion, and violent vibrations; · The inclination relative to the vertical plane shall not exceed 5 degrees.
This product is suitable for transportation and storage at temperatures ranging from -25°C to +55°C, with short-term exposure (no more than 24 hours) up to +70°C.

Technical Parameters

Project		Parameters
Rated Operating Frequency (Hz)		50
Rated Operating Voltage (V)		380,660
Rated Insulation Voltage (V)		660
Rated Operating Current (A)	Horizontal busbar	400-4000
	Vertical busbar	600
Rated short-time withstand current	Horizontal busbar	80 kA (RMS) / 1 second
	Vertical busbar	50 kA (RMS) / 1 second
Rated peak withstand current	Horizontal busbar	176kA/0.1s
	Vertical busbar	110kA/0.1s
Main circuit connector (A)		200,400
Auxiliary Circuit Connector (A)		10
Power frequency withstand voltage for 1 minute (V)		2500
Protection Level		IP40
Operation Method		On-site, remote, automatic