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Technical Article

 

Low Voltage Switchgear Supplier

05-12 2025 | By:

GCS Type Withdrawable Switchgear

Product Overview

GCS type withdrawable switchgear (hereinafter referred to as the device) is a low-voltage withdrawable switchgear designed and developed by the joint design group of the two ministries according to the requirements of the competent departments of the industry, the majority of electric power users and the design units, which is in line with the national conditions, has high technical performance indexes, and is able to meet the needs of the development of electric power market and can compete with the existing introduced products. The device is widely used in industrial and mining enterprises, schools, hotels, railroad stations, high-speed service areas and other places with high requirements for power supply.

Product features

  1. Modular design: adopting drawer structure, which is convenient for overhaul, maintenance and expansion.
  2. Frame structure: assembled with C-beam steel, high strength and good anti-seismic performance.
  3. Protection level: The protection level is usually IP30, and can be increased to IP40 or higher according to demand.
  4. Insulation performance: adopting high quality insulating materials to ensure the safe operation of the equipment under high voltage environment.
  5. Fireproof design: the cabinet materials have flame retardant properties, reducing the risk of fire.
  6. Highly reliable components: adopting circuit breakers, contactors and other components of famous brands at home and abroad to ensure reliable operation of the equipment.
  7. Heat dissipation design: the cabinet body is designed with reasonable ventilation and heat dissipation structure to ensure the stable operation of the equipment for a long time.
  8. A variety of options: provide a variety of design options according to user needs to meet different application scenarios.
  9. Easy to expand: modular design is convenient for later expansion and transformation.

Model and meaning

G C S 20 H(Z) £ £
Combined Substation Common Tank Type Three-phase Performance Level Code High-voltage Wiring Mode

H:Ring Main Unit Type

Z:Terminal Type

Rated Capacity Voltage Class

Working conditions

Name Unit Project demand value
Fouling level III(Indoor)/Ⅳ(Outdoor)
Ambient temperature Ambient temperature -25℃~+40℃(Indoor)
Maximum daily temperature difference K 25
Hottest monthly average temperature 30
Maximum annual average temperature 20
Humidity Average daily relative humidity % ≤95
Monthly average relative humidity ≤90
Elevation M ≤2000
Earthquake resistance Horizontal ground acceleration m/s2 0.2g
Vertical ground acceleration m/s2 0.15g
3 cycles of sinusoidal resonance ≥1.67
Safety Factor
Installation place Indoor


GGD Low Voltage Fixed Switch Cabinet

Product Overview

GGD type AC low voltage distribution cabinet is suitable for power plants, substations, factories, mines, residential neighborhoods and other power users of AC 50Hz, rated working voltage 380V, rated working current up to 6300A distribution system, as the power, lighting and power distribution equipment for power conversion, distribution and control.

Product features

  1. Modular design: adopting modular structure, easy to install, maintain and expand.
  2. Frame structure: assembled by cold-formed steel, high strength and good anti-seismic performance.
  3. Protection level: The protection level is usually IP30, and can be increased to IP40 or higher according to demand.
  4. Insulation performance: High quality insulating materials are used to ensure the safe operation of the equipment in high voltage environment.
  5. Fireproof design: the cabinet materials have flame retardant properties, reducing the risk of fire.
  6. Highly reliable components: adopting circuit breakers, contactors and other components of famous brands at home and abroad to ensure reliable operation of the equipment.
  7. Heat dissipation design: the cabinet body is designed with reasonable ventilation and heat dissipation structure to ensure the stable operation of the equipment for a long time.
  8. A variety of options: provide a variety of design options according to user needs to meet different application scenarios.
  9. Easy to expand: modular design facilitates later expansion and transformation.
  10. High cost-effectiveness: simple structure, low manufacturing cost, high cost-effectiveness.
  11. Low maintenance cost: modular design and high quality components reduce maintenance cost.

Model and meaning

G G D £ £ £
AC low voltage distribution cabinet Fixed installation and fixed wiring of electrical components Cabinet for electric power Design serial number.

Breaking capacity of 15kA

Breaking capacity of 30kA

Breaking capacity of 50kA

Main circuit program code Auxiliary circuit program code

Working conditions

Name Unit Project demand value
Fouling level III(Indoor)/Ⅳ(Outdoor)
Ambient temperature Ambient temperature -25℃~+40℃(Indoor)
Maximum daily temperature difference K 25
Hottest monthly average temperature 30
Maximum annual average temperature 20
Humidity Average daily relative humidity % ≤95
Monthly average relative humidity ≤90
Elevation M ≤2000
Earthquake resistance Horizontal ground acceleration m/s2 0.2g
Vertical ground acceleration m/s2 0.15g
3 cycles of sinusoidal resonance ≥1.67
Safety Factor
Installation place Indoor

Product diagram











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