Breaking Capacity: | High Voltage Circuit Breakers |
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Operation: | Electric Type |
Speed: | High-Speed Circuit Breaker |
Arc-extinguishing Medium: | Vacuum |
Installation: | Insert |
Poles Number: | 3 |
Customization: |
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VS1-24 Main Technical Data | |||
1 | Rated Frequency | Hz | 50/60 |
2 | Rated Voltage | kV | 24 |
3 | Short-time(1min) Power-frequency Withstand Voltage | kV | 65/79 |
4 | Lightning Impulse Withstand Voltage(Peak) | kV | 125/145 |
5 | Rated Current | A | 630~3150 |
6 | Rated Short-circuit Breaking Current | kA | 20~40 |
7 | Mechanical Endurance | Operations | ≥20000 |
8 | Switching Operations of Rated Short-circuit Breaking Current | Operations | 30 |
9 | Average Opening Speed (first 6 mm) | m/s | 0.9~1.3 |
10 | Average Closing Speed (last 6 mm) | m/s | 0.4~0.8 |
11 | Clearance Between Open Contacts | mm | 13±1 |
12 | Contact Over Trip | mm | 4±1 |
13 | Contact Bounce Duration at Closing Operation | ms | ≤3 |
14 | Out of Simultaneity of Contact Closing and Opening | ms | ≤2 |
15 | Maximum Rebound During Opening | mm | ≤2 |
16 | Closing Time | ms | 35~70 |
17 | Opening Time | ms | 20~50 |
18 | Energy Storage Time | s | ≤15 |
19 | Rated Operating Voltage | V | AC 110/220 |
DC 110/220 | |||
20 | Rated Operation Sequence | O-0.3s-CO-180S-CO | |
O-180s-CO-180S-CO |
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