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产品详情

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

tgδ00.002

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