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HVA-12~40.5kV indoor high voltage AC vacuum circuit breaker
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HVA-12~40.5kV indoor high voltage AC vacuum circuit breaker
Details description
| Parameter name | Unit | HVA-12 | HVA-24 | HVA-40.5 |
| Rated working voltage | kV | 12 | 24 | 40.5 |
| Rated frequency | Hz | 50 | ||
| Rated power frequency withstand voltage | kV | 42 | 65 | 95 |
| Lightning impulse withstand voltage | kV | 75 | 125 | 185 |
| Rated current | A | 630~4000 | 630~3150 | 630~3150 |
| Rated short-circuit breaking current | kA | 20/25/31.5/40 | 25/31.5 | 25/31.5 |
| Rated short-time withstand current | 20/25/31.5/40 | 25/31.5 | 25/31.5 | |
| Rated peak withstand current | 50/63/80/100 | 63/80 | 63/80 | |
| Rated short-circuit making current | 50/63/80/100 | 63/80 | 63/80 | |
| Rated capacitive breaking current | A | 630/400 | ||
| Rated short-circuit current duration | s | 4 | ||
| Mechanical life | times | 30000 | 20000 | |
| Rated short-circuit current breaking times | 50 | 30 | ||
| Rated operating voltage | V | AC/DC 110~220 | ||
| Rated operating sequence | Automatic reclosing: O-0.3s-CO-180s-CO | |||
| Non-automatic reclosing: 0O-180s-CO-180s-CO | ||||
| Classification | E2-M2-C2 | |||
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Sales Hotline: 0519-85779127
Address：No. 88,Environmental Protection Road(No.4),Environmental Protection Park,HI-TECT District,Changzhou,Jiangsu
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