| Customization: | Available |
|---|---|
| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Electric Type |
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SF6 live tank circuit breaker is an outdoor porcelain pillar structure, equipped with CT10A spring operating mechanism. The mechanism and the body have a variety of layout forms such as high type, parallel, parallel lengthened, vertical, etc. The overall volume is small, light weight, simple structure, small operation work, and easy installation and debugging. Mechanical life 5000 times, suitable for frequent operation.Using spiral arc + auxiliary pressurized gas self-energizing interrupter, excellent breaking performance, electric life up to 21 times, open and close capacitor bank, reactor group no cut-off overvoltage.
The altitude does not exceed 2,500 meters;
Plateau type does not exceed 4000 meters above sea level;
Ambient temperature *** temperature does not exceed +40 degrees, *** temperature is not lower than -30 degrees.
Relative air humidity: the daily average is not more than 95%, the monthly average is not more than 90% (25ºC);
Wind speed is not more than 35 m/s;
The anti-pollution level is level II;
The whole product adopts stainless steel structure. Fasteners, panels and shells are made of stainless steel, and the internal bracket is hot-dip galvanized, which will never rust.
The inner transformer metering grade iron core is made of microcrystalline alloy with high magnetic permeability, and the accuracy level can reach 0.2 or 0.2s. Each phase of the product can be equipped with 2-4 current transformers.
| Name | Unit | Data |
| Rated voltage | KV | 40.5 |
| Rated current | A | 1600/2000/2500 |
| Rated frequency | HZ | 50 |
| Rated short circuit breaking current | KA | 31.5 |
| Rated short-circuit current (peak) | KA | 50 |
| Rated short-circuit withstand current | KA | 20 |
| Rated short circuit closing current(peak) | KA | 50 |
| Electrical life of rated short circuit breaking current | times | 30 |
| Rated short circuit duration | s | 4 |
| Rated line charging close current | A | 31.5 |
| Rated operation sequence | O-0.3s-CO-180s-CO | |
| Split time | ms | ≤60 |
| Closing time | ms | ≤100 |
| Velocity of rigid composite | m/s | 3.2 |
| Velocity of rigidity | m/s | 3.4 |
| Mechanical life | times | 6000 |
| Quality of each circuit breaker | kg | 1400 |
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