| Customization: | Available |
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| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Electric Type |
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Description:
12kv vacuum circuit breaker for indoor
1.Rated voltage 12KV
2.Rated current 630/1250/1600A
3.short-circuit breaking current
Technical data:
| No. | Item | Unit | Value | ||
| 1 | Rated voltage | KV | 12 | ||
| 2 | Rated lighting impulse withstand voltage | KV | Inter phase or to ground 75, fructure 80 | ||
| 3 | Rated short-time power frequency withstand voltage | KV | Inter phase or to ground 42, fructure 48 | ||
| 4 | Rated short-circuit breaking current | KA | 20,25 | 31.5 | 40 |
| 5 | Rated current | A | 630/1250/1600 /2000/2500/3150 | ||
| 6 | Rated thermo stability current(valid) | KA | 25 | 31.5 | 40 |
| 7 | Rated dynamic stability current(peak) | KA | 63 | 80 | 100 |
| 8 | Rated short-circuit making current(peak) | KA | 63 | 80 | 100 |
| 9 | Rated operations of short-circuit breaking current | Times | 50(40kA is 30) | ||
| 10 | Rated working current of over current and tripping coil | A | 5 | ||
| 11 | Rated operating sequence | 0-0.3s-CO-180s -CO | |||
| 12 | Rated current of auxiliarate switch | A | AC10,DC5 | ||
| 13 | Rated voltage of energy saving release | V | AC.DC220 AC.DC110 | ||
| 14 | Closing time | Times | ≤75 | ||
| 15 | Opening time | ≤60(40) | |||
| 16 | Power of energy saving motor | W | 275 | ||
| 17 | Energy saving time | S | ≤15 | ||
| 18 | Mechanical life | Times | 20000 | ||
COMPANY PROFILE:
AN HUANG isa modern company of professional design and manufacturer of 3.6kV to 40.5kV Medium Voltage cable accessories, electric components and whole set cabinet Subsidiaries:Anhuang Electric Power Technology Co.,Ltd
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