Welding machine capacitor: DMJ-PC series
Introduction：
1. Box-type, sealed with dry epoxy resin;
2. Copper nutleads, small size , easy installation;
3. Resistance to high voltage, with self-healing;
4. High ripple current, high dv / dt withstand capability.
Application：
1. Widely used in DC-Link circuit for filtering energy storage;
2. Photovoltaic power inverter, wind power converter;All kinds of frequency converter and inverter power supply;Pure electric and hybrid cars;SVG, SVC devices and other kinds of power quality management.
Typical circuit：
Outline drawing：
Technical data：
Operating temperature range | MaxOperating temperature.,Top,max: + 85℃ Lower category temperature: -40℃ |
Capacitance range | 8～150μF |
Un/ Rated voltage Un | 400V.DC～2000V.DC |
Cap.tol | ±5%(J) |
Withstand voltage | Vt-t | 1200VDC/60S |
Vt-c | 3000V.AC/ 60S |
Dissipation factor | tgδ≤0.0015 f=1000Hz |
tgδ0≤0.002 |
Insulation resistance | RS*C≥5000S (at 20℃ 100V.DC) |
Withstand strike current | dv/dt≥30v/μs |
ESR | ≤4.8 mΩ |
Flame retardation | UL94V-0 |
Service | 100000 h (70℃) |
Max working altitude | 3500m |
Reference standard | IEC 61071 |
