Customization: | Available |
---|---|
Breaking Capacity: | High Voltage Circuit Breakers |
Operation: | Energy-storage Type |
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Items | Unit | Data |
Rated voltage | kV | 12 |
Rated current | A | 630/1250 |
Rated frequency | Hz | 56/60 |
Rated power frequency withstand voltage (1min) |
kV | 42/48 |
Rated impulse withstand voltage | kV | 75/85 |
Rated short-circuit breaking current | kA | 25 |
Rated short-circuit breaking times | Times | 30 |
Maximum DC component | 50% | |
Rated short-circuit making current | kA | 63 |
Rated operating sequence | O-0.3s-CO-180s-CO | |
Rated peak withstand current | kA | 63 |
Rated short-time withstand current | kA s | 25 |
Rated short circuit duration | 4 | |
Closing time | ms | ≤30 |
Opening time | ms | ≤15 |
Mechanical life | Times | 30000 |
Loop resistance | μΩ | ≤40 |
Zhejiang Volcano Electrical Technology Co.,ltd is a professional factory for prodcuing 10kV-40.5kV electrical equipments for power transmission and distribution, such as indoor&outdoor vacuum circuit breakers, Automatic reclosers, SF6 Load break switch, Isolating switch, Earthing switch, Air&gas insulated switchgear, Vacuum interrupters, Fuse cutouts ,Lightning arresters and insulation parts for HV switchgears,etc.
Our company has got ISO9001, 14001 and 18001 approved. We have passed many type testing for our prodcuts.