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High Voltage Vacuum Circuit Breaker 33KV
Features:
Breaking Capacity: High Voltage Circuit Breakers
Operation: Electric Type
Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection
Speed: High-Speed Circuit Breaker
Arc-extinguishing Medium: Vacuum
Installation: Fixed
Structure: ACB
High Voltage Vacuum Circuit Breaker 33KV
Features:
Breaking Capacity: High Voltage Circuit Breakers
Operation: Electric Type
Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection
Speed: High-Speed Circuit Breaker
Arc-extinguishing Medium: Vacuum
Installation: Fixed
Structure: ACB
Description
High Voltage Vacuum Circuit Breaker 33KV is used for high voltage circuit protection. It is suitable for high-voltage dc and ac systems, operating at voltages up to 200KV. High Voltage Vacuum Circuit Breaker 33KV comprises a high voltage overload relay that has overload current limiting capability and very good mechanical fault detection. The leading designer installed the High Voltage Vacuum Circuit Breaker 33KV in electrical projects like Solar plants, Industrial plants, etc.
| No. | Item | Unit | Parameters | |||
| 1 | Rated voltage | KV | 30, 33, 35, 36, 38, 40.5 | |||
| 2 | Rated current | A | 1250 | 1600 | 2000, 2500 | |
| 3 | Rated short-circuit breaking current | KA | 25 | 31.5 | 25 | 31.5 |
| 4 | Peak dynamic current | KA | 63 | 80 | 63 | 80 |
| 5 | 4S thermal current | KA | 25 | 31.5 | 25 | 31.5 |
| 6 | Rated short-circuit closing current(peak) | KA | 63 | 80 | 63 | 80 |
| 7 | Rated short-circuit breaking current breaking no | times | 20 | |||
| 8 | operation sequency | O-0.3s-CO-180S-CO | ||||
| 9 | 1min power frequency voltage | KV | 95 | |||
| 10 | lighting impulse withstand voltage (peak) | KV | 185 | |||
| 11 | Mechanical life | times | 10000 | |||
| 12 | Rated single capacitor device on-off current | A | 630 | |||
| 13 | Rated voltage electrical energy storage | V | AC/DC 110, 220 | |||
| 14 | Energy storage power rating | W | ≤230 | |||
| 15 | Energy storage time | S | ≤15S | |||
| 16 | Hop tripping coil rated voltage | V | AC/DC: 110,120 220 | |||
| 17 | Hop tripping coil rated current | A | 1.05 (110v), 0.96(220V) | |||
| 18 | Contactor opening distance | mm | 20±2 | |||
| 19 | contactor contact TNP | mm | 7.5±1.5 | |||
| 20 | at the different period of 3 consistency | ms | ≤2 | |||
| 21 | contact closing bounce time | ms | ≤3 | |||
| 22 | leading electrical circuit resistance(exclude contactor arm) | µΩ | ≤40 | |||
