| Customization: | Available |
|---|---|
| Breaking Capacity: | Low Voltage Circuit Breakers |
| Operation: | Electric Type |
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Indoor AC HV Load Switch is suitable in 50Hz,rated voltage of 12Kv the three-phase AC power system as the breaking load short-circuit current of the power and used the Closing. until the combination of electrical short-circuit current can be breaking any current can be used as protection purposes.
The ambient temperature: -25ºC-+40ºC,alpine region,≥-40ºC
The altitude:≤1000M
Relative humidity: daily average value is not greater than 95%, monthly average is not greater than 90%
The ambient air should not be obviously polluted corrosive or flammable gases and water vapor
The load switch can be equipped with CS6-1 manual operation mechanism, CS manual or CJ electric operation mechanism dedicated to this product
Load switches with fuses cut short circuit current
| Name | Unit | Data | ||
| Rated voltage | KV | 12 | ||
| Insulation level | 1min frequency voltage | KV | Phase to phase, to earth 42 | Isolation fracture48 |
| Lightning impulse withstand voltage | Phase to phase.to earth 75 | Isolation fracture85 | ||
| Rated current | A | 400 | 630 | |
| 4S Rated thermal current | KA | 12.5 | 20 | |
| Rated active load breaking current(Peak) | KA | 31.5 | 50 | |
| Rated short circuit making current(peak) | KA | 31.5 | 50 | |
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