Coupling Series for Welding Machine
Widely used in wind power, solar power, welding machine, SVG/ SVC, power soft start, EV/HEV, locomotive, frequency converter, switching power supply, plating power supply, UPS, induction heating machine, and other kinds of electronic equipment.
- Rated voltage range: 250 ~ 1000VDC
- Capacitance range: 1µF ~ 20µF
Description
- Excellent resistance to active and passive flammability
- Over-voltage capability
- Low losses with high current capability
- Long lifetime
- High reliability
Technical Parameters
| Reference standard | GB/T17702, IEC61071 | |
| Climate category | 40/85/21 | |
| Operating temperature range | -40℃~85℃ | |
| Rated voltage | 250VAC ~ 1000VAC | |
| Capacitance range | 1μF~20μF | |
| Capacitance tolerance | ±5% (J), ±10% (K) | |
| Max. altitude | 2000m | |
| Lifetime expectancy | 20000 hours(Un,θhs=70℃) | |
| Failure rate | 50 FIT | |
| Insulation resistance | Cn≤0.33μF | ≥1000000MΩ (60s, 20±5℃,500V. DC) |
| Cn>0.33μF | IR*CN≥30000S (60s, 20±5℃,100V. DC) | |
| Withstanding voltage | 1.5Un (10s, 20±5℃) | |
| Over voltage | 1.1Un | 30%of on-load-dur |
| 1.15Un | 30min/day | |
| 1.2Un | 5min/day | |
| 1.3Un | 1min/day | |
| tgδo | 2*10-3 | |
Why choose BM capacitor?
One of the largest metalized polypropylene film capacitor manufacturers in China;
Fast lead time in the market due to vertical integration of raw-material supply and fully automation production-lines;
With world-class lab center, strong R&D research and self-owned film metallization technology;
Highly consistent quality products by strictly adhering to ISO and IATF16949;
Proudly work with top brands in appliances as well as the leading power and new energy customers.
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