- Rated voltage:12KV
- Rated current:1250A
- maximum working voltage:630KA
- Rated short close current:50KA
- Type:Vacuum
- Poles Number:3
- Place of Origin:CN;ZHE
- Brand Name:YUFENG
- Model Number:ZN63(VS1)-12
Environmental conditions:
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
| No. | Item | Unit | Data | ||||||
| 1 | Rated voltage | 12 | |||||||
| 2 | Rated insulation level | 1 min power frequency withstand voltage | KV | 42 | |||||
| Lightning impulse withstand voltage | 75 | ||||||||
| 3 | Rated current | A | 630-1250 | 1250-3150 | 1250-4000** | ||||
| 4 | Rated short circuit breaking current | 20 | 31.5 | 40 | |||||
| 5 | Rated short-circuit closing current (peak) | KA | 50 | 80 | 100 | ||||
| 6 | Rated dynamic stability current (peak) | 50 | 80 | 100 | |||||
| 7 | Rated thermal stability current (RAAS) | 20 | 31.5 | 40 | |||||
| 8 | Rated short circuit current breaking time | Times | 30 | 30 | 20 | ||||
| 9 | Rated thermal stability time | S | 4 | ||||||
| 10 | Rated operating sequence | O-0.3s-CO-180s-CO | |||||||
| 11 | Mechanical life | Times | ≥ 50000 ≥50000 ≥ 30000 ** | ||||||
| 12 | Permanent magnet mechanism and transmission part mechanical life | Times | ≥100000 ≥100000 ≥100000 | ||||||
| 13 | Rated single capacitor bank breaking current | A | 630 | ||||||
| 14 | Rated back-to-back capacitor bank breaking current | 400 | |||||||
| 15 | Rated out-of-step breaking current | KA | 12.6 16 | ||||||
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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