Custom Electrical Switchgear Units for Reliable Low Voltage Distribution Systems

Product Description

GCK Low-Voltage Withdrawable Switchgear for Power Distribution and Motor Control

  GCK low-voltage withdrawable switchgear is designed for AC 50Hz power distribution systems with a rated working voltage up to 660V and a maximum rated current up to 3150A. It is suitable for power plants, substations, industrial facilities and other applications requiring reliable power distribution, motor control and equipment protection.

  The switchgear adopts a modular withdrawable structure and can be configured as a Power Distribution Center (PDC) or Motor Control Center (MCC). Multiple functional units can be arranged within one cabinet, providing flexible circuit combinations, efficient use of installation space and convenient inspection and maintenance.

  Its robust structure provides reliable electrical and mechanical performance, while standardized functional units simplify system expansion and component replacement. The switchgear can be designed in accordance with applicable IEC 61439 and GB/T 7251 requirements to meet different project specifications and operating conditions.

Product Parameters

GCK(L) - X - X
1 2 3 4 5

1:Closed

2.Pull-out

3.Application code: K-control center, L-power

4.Design number: 1, 2, 3

5.The main circuit scheme number

Working Environment

Altitude: no more than 2000m;

Ambient temperature: the temperature is not higher than +40°C, and the average temperature over a 24h period is not higher than +35°C, and the ambient air temperature is not lower than -50°C;

Atmospheric conditions: clean air, relative humidity not exceeding 50% at +40°C, high relative humidity allowed at lower temperatures, e.g. 90% at +20°C;

The unit is adapted for transport and storage at temperatures ranging from -25C to +55°C and up to +70°C in a short period of time (not exceeding 24h), at which the unit should not suffer any irreparable damage and should work normally under normal conditions;

Places free of fire, explosion hazards, serious pollution, chemical corrosion and severe vibration;

Tilt to vertical planes no more than 5°;

Technical Parameters

Name		Parameter
Rated operating frequency (Hz)		50
Rated operating voltage (V)		380/660
Rated insulation voltage (V)		660(1000)
Rated operating current (A)	Horizontal busbar	1600-4000
	Vertical busbar	2000-400
Rated short-time withstand current	Horizontal busbar	80KA(valid)/1s
	Vertical busbar	50KA(valid)/1s
Rated peak withstand current	Horizontal busbar	176KA/0.1S
	100 busbar	105KA/0.1S
Main circuit connector (A)		200,400
Auxiliary circuit connector (A)		10
Power frequency withstand voltage for 1 minute (V)		2200
Protection level		IP42
Operation mode		Local, remote, automatic

Detailed Photos

Wenzhou Naisite Electric Co., Ltd stands at the forefront of transmission and distribution equipment manufacturing. Since its inception in 2011, the company has been a beacon of technological innovation in transmission and distribution, pioneering advancements with products like new energy prefabricated solutions, secondary fusion ring cages, and eco-friendly cabinets. Additionally, Wenzhou Naisite offers transformers, cable branch boxes, and intelligent high and low voltage substations. These products find applications across diverse sectors such as electric power, railways, petrochemicals, subways, municipal construction, steel, and coal. As a leader within the Wenzhou Yueqing Economic Development Zone-the heart of China's electrical appliance industry-the company is recognized for its achievements in environmental protection, miniaturization, intelligence, and maintenance-free design, alongside a state-of-the-art domestic intelligent distribution network.

Wenzhou Naisite Electric Co., Ltd prides itself on a suite of sophisticated inspection and testing equipment that includes a vacuum box helium leak detection system and a local discharge test laboratory. These cutting-edge facilities support the development of advanced technologies in a rigorous research environment, ensuring all products are tested to meet international IEC standards. The company has attained ISO9001 quality system certification, ISO14001 environmental system certification, and OHSAS18001 occupational health and safety management system certification. Furthermore, its products have received the CNAS national accreditation laboratory certification report, affirming their excellence and reliability.

Q: Are you a trading company or manufacturer ?

A: We are a professional factory with 10 years experience in the field of High and Low voltage switchgears,Substation,transformers,cable distribution box and various electrical equipment, such as vacuum circuit breaker , load break switch etc.Our factory is the excellent supplier of State Grid Corporation of China .

Q: Do you accept customized serveice ?

A: We offer OEM/ODM service , can print your logo on product . our professional technical and quotation team can provice a satisfied project according to your drawing and parameters .

Q: What is your MOQ?

A: Our MOQ is 1 piece .

Q:How long is your delivery lead time ?

A: It depends on your product requirement and quantity . Generally , 5~10 working days is available .

Q: How do you solve quality problems?

A: Please porvide detailed photoes of quality problems. our technical and quality testing department will analyse.we will make a satisfied soluton within 2 days.

Q: What is your payment terms ?

A: 30%T/T in advance,70% before shipment . West union , L/C are also acceptable .