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- E-mail: info@chyf.com
Description:
VSG/C-24 series side mounted vacuum circuit breaker is fixedly installed and is mainly used for fixed switchgear.The circuit breaker can be used alone or for ring network power supply,box type or various non-standard powersupply systems. Main advantages Safe and reliable, able to meet operational requirements under special conditions Over 22 years of manufacturing experience Brand vacuum arc extinguishing chamber and fixed sealing pole Reliable operating mechanism Excellent operational system ensures stable quality and convenient delivery Complete solutions, convenient ordering, and easy installation
| No. | ltem | Unit | Data | ||
| Rated voltage | KV | 24 | |||
| 2 | Rated frequency | HZ | 50/60 | ||
| 3 | Rated insulation leve | 1 min power frequency withstand voltage | KV | 65 | |
| Lightning impulse withstand voltage | 125 | ||||
| 4 | Rated current | A | 630 | 1250 | |
| 5 | Rated short-circuit breaking current | KA | 20 | 20 | |
| 25 | |||||
| 31.5 | |||||
| 6 | Rated short circuit closing current (peak) | KA | 50 | ||
| 63 | |||||
| 80 | |||||
| 7 | Contact resistance per phase | ≤50 | ≤45 | ||
| 8 | Contact opening distance | mm | 12±1 | ||
| 9 | Overtraye | ms | 3.5±0.5 | ||
| 10 | Contact closing bounce time | ms | ≤2 | ||
| 11 | Three phase opening and closing not synchronism | ms | ≤2 | ||
| 12 | Opening time | ms | 20-50 | ||
| 13 | Closing time | Ms | 30-70 | ||
| 14 | Average opening time | m/s | 1.1-1.6 | ||
| 15 | Average closing time | m/s | 0.5-1.0 | ||
