Datasheet

105
01.16
D
Snubber FKP Capacitors for High Pulse Applications with Metal Foil
Electrodes and Metallized Internal Series Connection. Capacitances
from 0.01
mF to 3.3 mF. Rated Voltages from 630 VDC to 4000 VDC.
Special Features Electrical Data
˜ High pulse duty
˜ Self-healing
˜ Particularly reliable contact-
configurations: 4-pin versions and
screwable plate connections
˜ Internal series connection
˜ Very low dissipation factor
˜ Negative capacitance change
versus temperature
˜ According to RoHS 2011/65/EU
Typical Applications
For high pulse and high frequency
applications requiring extremely
reliable contacts e.g.
˜ IGBT-applications
Construction
Dielectric:
Polypropylene (PP) film
Capacitor electrodes:
Aluminium foil and single-sided metallized
plastic film
Internal construction:
Plastic film
Metal foil electrode
Vacuum-deposited
electrode
Metal contact layer
(schoopage)
Terminating plate
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: 0.01
mF to 3.3 mF
Rated voltages: 630 VDC, 1000 VDC,
1250 VDC, 1600 VDC, 2000 VDC,
3000 VDC, 4000 VDC
Capacitance tolerances:
±20%, ±10%, ±5% (other tolerances are
available subject to special enquiry)
Operating temperature range:
–55) C to +100) C
Insulation resistance at +20+ C:
C T 0.33 mF: 1 x 10
5
M¸
(mean value: 5 x 10
5
M¸)
C 0.33 mF: 30 000 sec (M¸ x mF)
(mean value: 100 000 sec)
Measuring voltage: 100 V/1 min.
Test voltage: 2 sec
L T 2000 VDC 3000 VDC
41.5 1.6 U
r
1.2 U
r
41.5 1.4 U
r
1.2 U
r
56 1.2 U
r
1.2 U
r
Dissipation factors at + 20) C: tan d
at f C T 0.1 mF 0.1 mF < C T 1.0 mF C > 1.0 mF
1 kHz T 6 x 10
-4
T 6 x 10
-4
T 6 x 10
-4
10 kHz T 6 x 10
-4
T 6 x 10
-4
100 kHz T 15 x 10
-4
Maximum pulse rise time:
Capacitance max. pulse rise time V/msec at T
A
< 40) C
mF
630 VDC 1000 VDC 1250 VDC 1600 VDC 2000 VDC 3000 VDC 4000 VDC
0.01 ... 0.022 11000 11000 11000 11000 11000 11000
0.033 ... 0.068 9000 9000 9000 9000 9000 9000 9000
0.1 ... 0.22 9000 9000 9000 9000 9000 9000 9000
0.33 ... 0.68 5000 5000 5000 5000 5000 5000 5000
1.0 ... 3.3 1600 2000 2000 2000 2000
for pulses equal to the rated voltage
Climatic test category:
55/100/56 in accordance with IEC
Voltage derating:
A voltage derating factor of 1.35 % per K
must be applied from +85+ C for DC
voltages and from +75+ C for AC
voltages
Reliability:
Operational life 300 000 hours
Failure rate 1 fit (0.5 x U
r
and 40) C)
Specific dissipation:
Box size* Specific dissipation in Watts per K
W x H x L in mm above the ambient temperature
19 x 31 x 56 0.068
23 x 34 x 56 0.079
27 x 37.5 x 56 0.092
33 x 48 x 56 0.122
37 x 54 x 56 0.142
* other box sizes see page 11.
WIMA Snubber FKP
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.
For further details and graphs please
refer to Technical Information.
Packing
Packing units at the end of the catalogue.
Packing quantities may vary depending on
the plate version.

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