Welding machine capacitor: DMJ-PS series
Introduction:
1. Plastic shell encapsulation, sealed with dry epoxy resin;
2. Leads with various ways, small size, easy installation;
3. Low ESL and ESR;
4. High pulse Current.
Application:
1. Widely used in DC-Link circuit for filtering energy storage;
2. Wind power,photovoltaic power inverter, new energy automobile, SVG, APF, welding equipment, 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 | 8~150μF |
Un/ Rated voltage Un | 400V.DC~2000V.DC |
Cap.tol | ±5%(J) |
Withstand voltage | Vt-t | 1.5Un / 60S |
Vt-c | 3000V.AC/ 60S |
Dissipation factor | tgδ≤0.002 f=1KHz |
Insulation resistance | RS*C≥5000S (at20℃ 100V.DC) |
ESL | ≤30nH |
Flame retardation | UL94V-0 |
Service | 100000 h |
Reference standard | IEC 61071 |
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