The ZN85-40.5/T2000-31.5 is a high-performance indoor HV vacuum breaker designed for robust switching of load, overload, and fault currents. Engineered for three-phase AC 50Hz, 40.5KV power systems, it is the ideal solution for power plants, transformer substations, and industrial mining establishments.
| Item | Unit | Parameter |
|---|---|---|
| Rated voltage | KV | 40.5 |
| Rated current | A | 1250 1600 2000 |
| Short circuit breaking current | KA | 25 31.5 40 |
| Mechanical life | Times | 10000 |
| Breaking time | ms | ≤80 |
| Rated operating voltage | V | DC/AC:100/200 |