FKW18 Load Breaker
KEY WORDS:High pressure vacuum switch
Classification：
DETAILS
Description：
FKW18 Outdoor load break switch is used in outdoor 12/24/36kV three phase AC 50/60Hz power system, it composed of disconnect blade, arc extinguishing chamber and operating mechanism.
Techincal parameters：
| Items | Unit | Data |
| Rated voltage | kV | 12,24,36 |
| Rated frequency | Hz | 50,60 |
| Rated current | A | 630 |
| Rated active load breaking current | A | 630 |
| Rated loop breaking current | A | 630 |
| 5% rated active load breaking current | A | 31.5 |
| Rated power transformer breaking current | A | 1250 |
| Rated short-circuit making current | kA | 50 |
| Rated short-circuit duration | s | 4 |
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