GCK Series Low Voltage Withdrawable Switchgear
Product Description:
GCK series Low voltage withdrawable switchgear (hereinafter called switchgear) is developed by our company as it digests and absorbs advanced technologies of similar international products. It adopts to: three phase AC 50Hz, 60Hz, rated voltage 660V, rated current 5000A and bellowing three phase four wire and three phase five wire power system. Regarding as acceptance and distribution of electric energy, it is suitable in power plant, substation, industrial and mining enterprises, building and hotel, airport, wharf.etc.
This product is in line with the international standard IEC 61439-2, the national standard GB 7251.12, with the characteristics of high breaking capacity, good dynamic thermal stability, novel structure, reasonable, complete electrical scheme, series, strong applicability, high degree of protection, is ideal Renewed products, its technical level has reached the contemporary international level.
Service conditions
- Ambient temperature: Max:+40℃, Min: -5℃(daily average temperature not more than +35℃)
- Fresh air, relative humidity not more than 50%(at max temperature of +40℃), higher relative humidity only allowed at lower temperature( such as 90% at the temperature of +20℃), but considering the change of temperature, condensation may causes some effect.
- Altitude: the inclination of a vertical plane is not more than 5 degree during installation of device, the altitude is not more than 2000m.
- In non-explosive media, the media is free of gases and conductive dust that can corrode metal gases and damage insulation. The usage of the product beyond the environment for demanded technical condition Client should negotiate with our company.
Technical Parameters:
| S.N | Description | Unit | Parameters |
| 1 | Rated insulated voltage | V | AC690,AC1000 |
| 2 | Rated operating voltage | V | AC380,AC400,AC690 |
| 3 | Rated current of horizontal bus | A | 最大至5000 |
| 4 | Rated current of vertical bus | A | 最大至1600 |
| 5 | Max current of feed circuit | A | 4000 |
| 6 | Max current of drawer circuit | A | 800 |
| 7 | Max capacity of control motor | kW | 320 |
| 8 | Peak withstand current of horizontal bus(0.1s) | kA | 40,105,176,220 |
| 9 | Short time withstand current of horizontal bus(1s) | kA | 20,50,80,100 |
| 10 | Peak withstand current of vertical bus(0.1s) | kA | 40,105,143 |
| 11 | Short time withstand current of vertical bus(1s) | kA | 20,50,65 |
| 12 | Rated power frequency withstand voltage(1min) | V | 1890 |
| 13 | Secondary power frequency withstand voltage(1min) | V | 1890 |
| 14 | Protection degree of enclosure | IP30,P40,IP42 | |
| 15 | Dimension of enclosure | mm | Width 600(800, 1000) X Depth 800(1000) X Height 2200 |
Order notes:
The following information should be provided by the clients:
a.Main wiring scheme and single wiring system diagram;
b. Schematic diagram or schematic wiring diagram;
c. Specifications and quantity of electrical equipments in each switchgear;
d. Permutation and combination, layout plan of switchgear.
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