- Rated voltage:40.5KV
- Rated current:1250A
- Rated short circuit breaking current:25KA
- Rated short circuit current:63KA
- 4S rated short-circuit withstand current:25KA
- Mechanical Life:10000 Times
- current breaking times:50
- closing time:0.1
- contact opening distance:11+1
- average closing speed:0.5M/S
- Type:Vacuum
- Poles Number:3
- Place of Origin:CN;ZHE
- Brand Name:YUFENG
- Model Number:ZN85-40.5
high voltage 40.5KV vacuum circuit breaker supplier details listed as belows:
1.Ambient temperature: not higher than +40 °C, not less than -40°C
2. Altitude: not exceed 2000m.
3. Relative humidity: daily average of not more than 95%, month average of not more than 90%.
saturated vapor pressure daily average of not more than 2.2 × 103MPa, month average not more than 1.8 × 103MPa.
4. Earthquake intensity: not more than eight.
5. No fire, explosion hazard, serious filthy, chemical corrosion, as well as places of intense vibration.
Adopt solid insulation structure, use of advanced solid epoxy sealing technology, the first time, the vacuum interrupter. A leading electrical circuit. insulation and other support to become an integrated combination of solid seal pole. Successfully from a fundamental solution of the vacuum breaker gas environment, tolerance issues, make it more broad. Integrated solid-pole closure of the fluent use of a self-ventilation technology, cleverly solved the structure of solid insulation caused by heat dissipation.
| Item | Description | Unit | Data | |
| 1 | Rated voltage | KV | 40.5 | |
| 2 | Rated current | A | 1250/1600/2000 | |
| 3 | Rated frequency | HZ | 50 | |
| 4 | Rated short-circuit breaking current | KA | 25,31.5 | |
| 5 | Dynamic current(peak) | KA | 63,80 | |
| 6 | 4s rated short-circuit withstand voltage | KA | 25,31.5 | |
| 7 | Rated peak withstand current | KA | 63,80 | |
| 8 | 1min power frequency withstand voltage | KV | ||
| 9 | Lightning impulse withstand voltage (peak) | KV | ||
| 10 | Rated operating sequence | o-0.3s-co-180s-co | ||
| 11 | Rated short-circuit breaking current time | times | 20 | |
| 12 | Mechanical life | times | 10000 | |
| 13 | breaking number | ms | ≤80 | |
| 14 | Single capacitor bank breaking current | A | 630 | |
| 15 | Back to back capacitor bank breaking current | A | 400 | |
| 16 | Rated operating voltage | V | ||
FAQ
Q: Are you trading company or manufacturer ?
A: We are factory with more than 20 years experience in this field.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days
if the goods are not in stock, it is according to quantity.
Q:Do your company have a website ?
A:Please check :www.cnyufeng.cn
Q: What is your terms of payment ?
A: Payment=500USD, 30% T/T in advance ,balance before shippment.
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