GCK ,GCL Low-voltage withdrawable switchgear
1,Outline
GCK low-voltage withdrawable switchgear for power plants, metallurgical rolling, oil chemical industry, textile, ports, building hotels and mining enterprises, high-rise buildings and other places, as AC three-phase four-wire or five-wire system, voltage 380V, 50Hz power distribution and motor control of the power system to use, the use of steel cabinet, assembled from a combination of various functional units are relatively independent, and promote the use of leverage to promote institutional bodies to ensure that the same unit can be interchanged to improve reliability.
2, Type meaning
3, Normal conditions of use
1 The ambient air temperature is not higher than 40 ℃, not lower than -50 ℃, and within 24 hours the average temperature does not exceed + 35 ℃;
4, Main technical parameters
Project | Unit | Numerical value | |
Rated volage | V | AC380,AC660 | |
Rated power | Hz | 50/60 | |
Rated operating current | Horizontal bus | A | Less than or equal 4000 |
Vertical bus | A | Less than or equal 1600 | |
Rated short-time withstand current (1s) | kA | 30,50,80 | |
Rated peak withstand current | kA | 63,105,176 | |
Dielectric strength | V/1min | 2500 | |
Rated insulation voltage | V | 660,1000 | |
Control motor capacity | kW | 0.5~155 | |
Protection level |
| IP30/IP40 | |
Dimensions (length * width * height) | mm | 600(8001000)*600(8001000)*2200 |