Environmental Conditions
◆ Altitude: lower than 1000 m; ◆ Ambient temperature: up to +40°C, greater than -25°C; ◆ Relative humidity: daily average ≤ 95%, monthly average ≤ 90% (+25°C); ◆ Areas without risks of fire, explosion, pollution, chemical corrosion and severe vibration;
Technical Parameters
| Item | Unit | Parameter | |
| Rated voltage／Maximum working voltage | KV | 10/ 12 | |
| Rated current | A | 630 | |
| Busbar current | Incoming cable | A | 630 |
| Outgoing cable | 125 | ||
| Rated short time withstand current | KA | 20 | |
| Rated peak withstand current | KA | 50 | |
| Rated closed-loop breaking current | KA | 50 | |
| Rated mainly active load-breaking current | A | 630 | |
| Rated cable-charging current | KA | 20 | |
| Power frequency withstand voltage (1 min) | KV | 42 | |
| Rated lightening impulse withstand voltage | KV | 75 | |
| Mechanical endurance | Vacuum load break switch | times | 10000 |
| Dimension (W×D×H) | mm | 850×900×2000 | |
| Weight | kg | 200 ~ 300kg | |
