GCK Withdrawable LV Switchgear
PC + MCC withdrawable switchboard for 660 V / 3150 A systems — 80 kA/1 s horizontal-bus withstand, IP40, many circuits per cabinet with local/remote/automatic operation.
- GB/T 7251.2-2023 LV switchgear and controlgear assemblies — Part 2
- High breaking capacity and dynamic-thermal stability; advanced rational structure with practical electrical sc
- Strong serialisation and universality — scheme units combine freely; one cabinet holds many circuits, saving f
- Elegant appearance, high protection grade, safe, reliable and easy to maintain
A cleaner, more reliable approach to MV switching
The HP-ELS series replaces SF₆ with environmentally friendly insulating media while keeping the proven safety and performance utilities expect from gas-insulated switchgear.
Product Overview
The GCK low-voltage withdrawable switchgear consists of Power Center (PC) and Motor Control Center (MCC) cabinets. It suits power plants, substations and industrial/mining users for AC 50 Hz distribution systems with operating voltage up to 660 V and current up to 3150 A — for power distribution, motor control and lighting. It complies with GB/T 7251.2-2023.
Technical specifications
Headline ratings at a glance, followed by the full technical data sheet. Exact values are confirmed per project configuration.
| Parameter | Value |
|---|---|
| Rated operating voltage / frequency | 380·660 V / 50 Hz |
| Rated insulation voltage | 660 V |
| Rated current (horizontal busbar) | 630–3150 A |
| Short-time withstand (horiz. / vert.) | 80 / 50 kA·1s |
| Peak withstand (horiz. / vert.) | 176 / 110 kA·0.1s |
| Main-circuit connectors | 200 / 400 A |
| PF withstand (1 min) | 2500 V |
| Protection / operation | IP40 · local / remote / auto |
| Receiving / feeder | 600×500 |
| Receiving / bus coupler | 800×700 · 1000×900 |
Reading the model designation
Generated automatically from each product's model code.
Overall dimensions
Cabinet height, width and depth options. Selection depends on cable type and incoming / outgoing configuration.
| Item | Dimensions (mm) | Scope of application |
|---|---|---|
| Width W | 600 / 800 / 1000 | By scheme |
| Depth D | 500 / 700 / 900 | By scheme |
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