Welding machine capacitor: DMJ-MC series
Introduction：
1.Aluminum round shell encapsulation, sealed with dry resin;
2.Copper nut / screw leads, insulated plastic cover positioning, easy installation;
3. Large capacity, small size;
4. Resistance to high voltage, with self-healing;
5. High ripple current, high dv / dt withstand capability.
Application：
1. Widely used in DC-Link circuit for filtering energy storage;
2. Can replace electrolytic capacitors, better performance and longer life;
3. Wind power, photovoltaic power inverter,electric vehicles and hybrid vehicles;power suppliers SVG, and induction heating equipment, for the DC link filter.
Typical circuit：
Outline drawing：
Technical data:
Operating temperature range | Max.Operating temperature.,Top,max: + 85℃ Lower category temperature: -40℃ |
Capacitance range | 100～3000μF |
Un/ Rated voltage Un | 450V.DC～3000V.DC |
Cap.tol | ±5%(J); ±10%(K) |
Withstand voltage | Vt-t | 1.5Un DC/60S |
Vt-c | 1000+2×Un/√2 (V.AC) 60S(min3000 V.AC) |
Dissipation factor | tgδ≤0.0025 f=100Hz |
Insulation resistance | RS*C≥10000S (at20℃ 100V.DC 60s) |
ESL | ≤30nH |
Flame retardation | UL94V-0 |
Maximum altitude | 3500m |
Service | 100000 h |
Reference standard | IEC 61071 |
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