Description:
The operating mechanism of the circuit breaker is spring energy storage type, which can be operated by AC or DC energy storage, or can be manually operated. The circuit breaker can also be equipped with a long-life permanent magnet operating mechanism, which can have a mechanical life of 60,000 times and can be used in the occasion with frequent operation. 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 Accept OEM&ODM:YES Certificate: CE,Test reports Production time: 7~ 12 working days Warranty period: 12 Months
| No. | Item | Unit | Data | ||
| Rated voltage | KV | 24 | |||
| 2 | Rated frequency | Hz | 50 | ||
| 3 | Rated current | A | 630 | 1250 | 1600 |
| 4 | Rated short circuit breaking current | KA | 20 | 25 | 31.5 |
| 5 | Rated short circuit closing current (peak) | KA | 50 | 63 | 80 |
| 6 | Rated short circuit duration | S | 4 | ||
| 7 | Rated short circuit breaking current breaking time | Times | 20 | ||
| 8 | Rated operating sequence | 0-0.3s-CO-180s-CO | |||
| 9 | Rated lightning impulse withstand volltage (Between open contacts) | KV | 125 | ||
| 10 | Rated 1 min power frequency withstand voltage (Between open contacts) | KV | 65 | ||
| 11 | Closing time | ms | ≤100 | ||
| 12 | Opening time | ms | ≤50 | ||
| 13 | Mechanical life | Times | 20000 | ||
| 14 | Rated energy storage and operating voltage | V | ∽220/]10 | ||
| 15 | Break time | ms | ≤65 | ||
| 16 | Energy storage time | S | ≤10 | ||
