Specializing in the production of GN19 12C/630A indoor high voltage isolation switch 400A panel type knife gate disconnecter
- Category: >>>
- Supplier: Boerstn Electric Co. Ltd.
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Product Overview
Description
Description
Boerstn GN19-12 indoor HV disconnect switch applies to power system of rated voltage below 12KV, AC 50/60Hz. It is equipped with CS6-1 manual-operating mechanism and is used to break and make circuit under no-load. There are additional pollution type, high-altitude type and electrified display.
Working Condition
- The altitude: 1000m~3000m
- The ambient temperature: -30°C~40°C
- The relative humidity of air: monthly≤90°C,daily≤95°C
- The wind pressure: ≤700pa(wind speed 34m/s)
- Amplitude: earthquake degree 8
- Environment degree: degree III
- Cannot be use on the condition of the danger of fire and blast, heavy pollution, chemical etching, strong shake etc.
Options Selection
Technical Data
| Model No | Rated voltage | Rated current (A) | Rated short time withstand current(4s) KA | Rated peak withstand current KA |
| GN19-12/400-12.5 | 12kV | 400A | 12.5 | 31.5 |
| GN19-12/630-20 | 12kV | 630A | 20 | 50 |
| GN19-12/1000-31.5 | 12kV | 1000A | 31.5 | 80 |
| GN19-12/1250-12.5 | 12kV | 1250A | 31.5 | 80 |
| GN19-12C/400-12.5 | 12kV | 400A | 12.5 | 31.5 |
| GN19-12C/630-20 | 12kV | 630A | 20 | 50 |
| GN19-12C/1000-31.5 | 12kV | 1000A | 31.5 | 80 |
| GN19-12C/1250-31.5 | 12kV | 1250A | 31.5 | 80 |
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