Breaking Capacity: | High Voltage Circuit Breakers |
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Operation: | Electric Type |
Speed: | High-Speed Circuit Breaker |
Samples: |
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Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: | |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
No | Project | Data | Remarks |
1 | Input operating voltage | AC220V | Allowable range of fluctuation ± 20% |
2 | Input operating voltage frequency | 50Hz | |
3 | Machine power consumption | <10W | |
4 | Output voltage (on-off operation) | DC220V | |
5 | Secondary phase current sampling input value | 0.2~20A | Secondary phase current above 100A allows saturation |
6 | Secondary zero sequence current sampling input value | 0.01A~5A | Secondary zero sequence current allows saturation above 5A |
7 | Secondary current sampling accuracy | ±3% | Saturated area is not required |
8 | Interphase protection action delay time setting range | 0.1~10s | Adjustable range |
9 | Zero sequence protection action delay time setting range | 0~7200s | Adjustable range |
10 | Reclosing times | 1~3s | Adjustable range |
11 | First coincidence time | 0.3~600s | Adjustable range |
12 | Second, third coincidence time | 5~600s | Adjustable range |
13 | Insulation resistance | >100MΩ/DC500V | 1. External terminals are grounded together 2. Power input terminal to power supply, switch control output terminal 3. Switch state input terminal to power supply, switch control output terminal |
14 | Power frequency withstand voltage | 2000V/1min | Same as above |
15 | Shock frequency | 5000V,1.2/50μS Positive and negative three times each |
1. Power supply, switch control output terminal together to ground 2. The power input terminal is grounded together |
Suppliers with verified business licenses