WLDS1 DC Fast Circuit Breaker
WLDS1 DC fast circuit breaker is mainly used in industrial and mining transportation, urban rail transit, trolleybus and other industries with rated voltage DC1800V and below, rated current 4000A and below, DC traction power supply system or mine electric locomotive traction system, used as short circuit and overload protection switch for lines and equipment.
product parameters:
| Rated operating voltage | DC900V | DC1800V |
| maximum working voltage | DC1000V | DC2000V |
| Rated insulation voltage | DC3000V | |
| Rated operating current | 4000A ,2500A | |
| Rated short-circuit current/rated loop time constant | 90kA/100ms | |
| Rated short-circuit closing capacity | 128kA | |
| Electrical life | 1000 times | |
| mechanical life | ≥ 50000 times | |
| Operating coil rated voltage | DC24,48,110,220V | |
| Standard Dimensions (L×W×H) | 756×380×835(mm) | |
| Weight | 115kg | |
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