CN
The GCS low‑voltage draw‑out type switchgear is a high‑performance product tailored to market requirements. It is applied in key links such as power distribution, motor control and reactive‑power compensation. Adopting a modular draw‑out structure, it can achieve a rated current up to 6300 A. It is equipped with computer interface and supports automatic control, and is suitable for power distribution systems in power plants, petroleum, chemical, metallurgical and other industries.
This product complies with standards: GB/T 7251, JB/T 9661, IEC 61439.
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Rated voltage of main circuit (V) |
400 |
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Rated insulation voltage (V) |
690 |
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Frequency (Hz) |
50 (60) |
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Rated current (A) |
Horizontal busbar |
≤6300 |
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Vertical busbar |
≤1600 |
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Rated short‑time withstand current of busbar (kA/1s) |
50, 65, 80, 100 |
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Rated peak withstand current of busbar (kA) |
105, 143, 176, 220 |
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Power‑frequency withstand test voltage (V/min) |
Main circuit |
2500 |
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Auxiliary circuit |
1760 |
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Busbar |
Three‑phase four‑wire system |
A, B, C, PEN |
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Three‑phase five‑wire system |
A, B, C, PE, N |
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Degree of protection of enclosure |
IP41, IP40, IP31, IP30 |
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Drawer unit |
Drawer size |
1/2, 1, 1.5, 2, 3 |
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Working positions |
"Connected", "Test", "Disconnected" |
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