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Voltage and current derating:
A derating factor of 1.35 % per K must be
applied from 75° C for AC voltages and
AC currents (Irms according to graphs).
Reliability:
Operational life 200 000 hours
Failure rate 2 fit (0.5 x Ur and 40) C)
Specific dissipation:
Box size Specific dissipation in Watts per K
W x H x L in mm above the ambient temperature
20 x 39.5 x 41.5 0.065
24 x 45.5 x 41.5 0.080
31 x 46 x 41.5 0.092
33 x 48 x 56 0.122
37 x 54 x 56 0.142
NEW
Metallized Polypropylene (PP)
Capacitors for DC-Link Applications
Special Features Electrical Data
WIMA DC-LINK MKP 4
˜ Very high volume/capacitance ratio
˜ Self-healing
˜ Particularly reliable contact-
configurations: 4-lead versions
and screwable plate connections
˜ Very low dissipation factor
˜ Negative capacitance change
versus temperature
˜ Very low dielectric absorption
˜ According to RoHS 2002/95/EC
Typical Applications
As intermediate circuit capacitor e.g.
in high power converter technology
Construction
Dielectric:
Polypropylene (PP) film
Capacitor electrodes:
Vacuum-deposited
Internal construction:
Plastic film
Vacuum-deposited
electrode
Metal contact layer
(schoopage)
Termination
Encapsulation:
Solvent-resistant, flame-retardant plastic
case with epoxy resin seal, UL 94 V-0
Terminations:
Tinned wire or plates.
Marking:
Colour: Red. Marking: Black.
Epoxy resin seal: Red
Capacitance range:
5 mF to 75 mF
Rated voltages:
450 VDC, 700 VDC, 900 VDC, 1100 VDC
Capacitance tolerances:
±20%, ±10%, ±5%
Operating temperature range:
–40+ C to +85+ C
Climatic test category:
40/085/56 in accordance with IEC
Insulation resistance at +20+ C:
30 000 sec (M¸ x mF)
(mean value: 100 000 sec)
Measuring voltage: 100 V/1 min.
Dissipation factors at +20° C:
tan d 10 x 10-4 at 1 kHz
Test voltage: 1.2 Ur, 2sec
Dielectric absorption: 0.05 %
Maximum pulse rise time:
Capacitance max. pulse rise time V/msec at TA < 40) C
mF 450 VDC 700 VDC 900 VDC 1100 VDC
5 ... 16 - 14 16 21
20 ... 30 13 14 16 16
35 ... 45 13 12 12 16
50 ... 60 11 12 12 -
75 11 11 - -
for pulses equal to the rated voltage
Mounting Recommendation
Excessive mechanical strain, e.g. pressure
or shock onto the capacitor body, is to be
avoided during mounting and usage of
the capacitors. When fixing the plates the
screw torque is to be limited to max. 5 Nm.
Packing
Transportation-safe packing in
cardboard boxes.
For further details and graphs please
refer to Technical Information.
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General Data
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Capacitance 450 VDC/200 VAC* 700 VDC/220 VAC* 900 VDC/240 VAC* 1100 VDC/260 VAC*
W H L PCM** W H L PCM** W H L PCM** W H L PCM**
5 mF 20 39.5 41.5 37.5
8 „ 20 39.5 41.5 37.5
10 mF 20 39.5 41.5 37.5 20 39.5 41.5 37.5
12 „ 20 39.5 41.5 37.5 24 45.5 41.5 37.5
14 „ 20 39.5 41.5 37.5 24 45.5 41.5 37.5
15 „ 20 39.5 41.5 37.5 20 39.5 41.5 37.5 31 46 41.5 37.5
16 „ 20 39.5 41.5 37.5 20 39.5 41.5 37.5 31 46 41.5 37.5
20 „ 20 39.5 41.5 37.5 20 39.5 41.5 37.5 24 45.5 41.5 37.5 33 48 56 48.5
22 „ 20 39.5 41.5 37.5 20 39.5 41.5 37.5 24 45.5 41.5 37.5 33 48 56 48.5
25 „ 20 39.5 41.5 37.5 24 45.5 41.5 37.5 31 46 41.5 37.5 33 48 56 48.5
30 „ 24 45.5 41.5 37.5 24 45.5 41.5 37.5 31 46 41.5 37.5 37 54 56 48.5
35 „ 24 45.5 41.5 37.5 31 46 41.5 37.5 33 48 56 48.5 37 54 56 48.5
40 „ 31 46 41.5 37.5 31 46 41.5 37.5 33 48 56 48.5
45 „ 31 46 41.5 37.5 33 48 56 48.5 33 48 56 48.5
50 „ 33 48 56 48.5 33 48 56 48.5 37 54 56 48.5
55 „ 33 48 56 48.5 33 48 56 48.5
60 „ 33 48 56 48.5 37 54 56 48.5
75 „ 37 54 56 48.5 37 54 56 48.5
* AC voltages: 1.4 x Urms + UDC Ur; at f > 100 Hz the permissible AC current (Irms see graphs) has to be considered.
** PCM = Printed circuit module = lead spacing of the 4-lead version
4-lead version Plate versions (example)
Dims in mm. Additional plate versions are possible,
please refer to the construction principles
Rights reserved to amend design data without prior notification. of WIMA Snubber capacitors page 82.
W H L PCM b d
20 39.5 41.5 37.5 12.5 1
24 45.5 41.5 37.5 12.5 1
31 46 41.5 37.5 20 1
33 48 56 48.5 20 1
37 54 56 48.5 20 1
Permissible AC current in
relation to frequency at 10) C
internal temperature rise
(general guide):
WIMA DC-LINK MKP 4
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Versions of WIMA Snubber-
and DC-LINK MKP 4 Capacitors
83
D
Versions of WIMA Snubber
and DC-LINK MKP 4 Capacitors
11.08
84
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Dims. in mm.
Additional special versions can be
realized. Please contact us with your
specific needs.
Versions of WIMA Snubber-
and DC-LINK MKP 4 Capacitors
11.08
85
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* on request
Possible connecting respective plate
versions - depending on box size.
Versions of WIMA Snubber
and DC-LINK MKP 4 Capacitors
