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Home/Gas Insulated Switchgear Parts/GIS Circuit Breaker/GIS Circuit Breaker Without Disconnector and Earthing GIS Circuit Breaker Without Disconnector and Earthing
Electrical ProductsParameters of GIS Circuit Breaker Without Disconnector And Earthing
| No. | Item | Unit | Data |
| 1 | Rated Frequency | Hz | 50 |
| 2 | Rated Current | A | 630 |
| 3 | Rated Short Time Withstand Current | KA | 20/25 |
| 4 | Rated Peak Withstand Current | KA | 63 |
| 5 | Rated Short Circuit Duration | s | 2 |
| 6 | Rated Short Circuit Making Current | KA | 63 |
| 7 | Operation Time | Times | 5000 |
Use Conditions of GIS Circuit Breaker Without Disconnector And Earthing
1. The altitude does not exceed 2000m, earthquake intensity does not exceed 8 degree.
2. Ambient temperature is below 40 °C, above -30°C. Daily average value of relative humidity is 95%, month average value is below 90%.
3. Not suitable for places with frequent violent vibration, steam, gas, chemical corrosion, salt spray, dirt and dust, fire, explosion that could significantly effect the performance.
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