| Customization: | Available |
|---|---|
| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Energy-storage Type |
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Features
1. Made of new material with high strength, high conductivity and high elasticity
2. Epoxy resin integrated molding, insulation tube with additional inner skirt and reinforcement, improve the level of insulation and resistance to dynamic and stable current
3. Arc extinguishing vacuum tube, anti-corrosion and wear-resisting, long contact life, more times allowed to open and close
Technical parameters :
| No. | Item | Unit | Data | ||
| 1 | Rated voltage | kV | 24 | ||
| 2 | Rated frequency | Hz | 50/60 | ||
| 3 | Rated insulation level | 1min power frequency withstand voltage | kV | 65 | |
| rated lighting impulse withstand voltage | 125 | ||||
| 4 | Rated current | A | 630 | 1250 | |
| 5 | Rated short-circuit breaking current | KA | 20 | 20 | |
| 25 | 25 | ||||
| 31.5 | 31.5 | ||||
| 6 | Rated short-circuit making current(peak) | KA | 50 | ||
| 63 | 63 | ||||
| 80 | 80 | ||||
| 7 | Each phase contact resistance | ≤50 | ≤45 | ||
Ambient condition
1. Ambient temperature: -10ºC-+40ºC;
2. The height above sea level: ≤1000 m;
3. Relative humidity: the average humidity.{a day should be no more than 95%;The average humidity of a month should be no more than 90%.
4. Saturated vapor pressure: the average pressure of a day should be no more than 2.2kPa; the average pressure of a month should be no more than 1.8Kpa;
5. It should be installed in the places without fire, explosion, serious filth, and chemical erosion and violent VSL ration.
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