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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