| Customization: | Available |
|---|---|
| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Electric Type |
|
Still deciding? Get samples of US$ 1000/pcs
Request Sample
|
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
Introducing the 12kv Outdoor Sf6 Medium Voltage Circuit Breaker (LW3), the ultimate solution for all your circuit breaker needs! This cutting-edge outdoor circuit breaker is designed to provide unparalleled performance and reliability, making it the perfect choice for a wide range of applications.
Featuring advanced SF6 technology, this circuit breaker is capable of withstanding even the toughest conditions, ensuring uninterrupted power supply at all times. With its innovative design and robust construction, the LW3-12 is built to last, providing you with years of trouble-free operation.
Whether you're looking for a circuit breaker for your home, office, or industrial facility, the LW3-12 is the perfect choice. With its easy-to-use operation mechanism, you can rest assured that your power supply will always be protected, no matter what.
| Item | Unit | Data | |
| Rated voltage | kV | 12 | |
| Max. working voltage | kV | 12 | |
| Rated insulation level(when the short circuit is filled with SF6 gas was 0.25Mpa,20ºC) | Lightning impulse withstand voltage(peak) | kV | 75 |
| 1 min P.F. withstand voltage | kV | 42 | |
| Rain test | kV | 34 | |
| Inverting impulse withstand voltage | kV | 85 | |
| Insulation level under zero gauge pressure | P.F. withstand voltage 1 min | kV | 30 |
| Inverting-phase withstand voltage 1 min | kV | 30 | |
| Max. phase voltage 5 min | kV | 12 | |
| Rated current | A | 400,630 | |
| Rated short-circuit breaking current | kA | 6.3 8 12.5 | |
| Breaking current under zero gauge pressure | A | 400 630 | |
| Rated operating sequence | type I | O-180s-CO-180s-CO | |
| type II III | O-0.3s-CO-180s-CO | ||
| Rated closing current( peak) | kA | 16 20 31.5 | |
| Rated dynamic stability current(peak) | kA | 16 20 31.5 | |
| Rated thermal stability current | kA | 6.3 3 12.5 | |
| Rated thermal stability times | s | 4 | |
){kind=link}