79
D
02.15
Metallized Polypropylene (PP)
RFI-Capacitors Class X2 with Internal Series Connection
PCM 15 mm to 48.5 mm
Special Features Electrical Data
WIMA MKP-X2 R
˜ Reliable self-healing
˜ Increased corona inception level
due to internal series connection
˜ High degree of interference
suppression due to good
attenuation and low ESR
˜ According to RoHS 2011/65/EU
Typical Applications
Class X2 RFI applications to meet
EMC regulations
˜ Capacitors connected to the mains
between phase and neutral or
phase conductors
˜ General requirements, pulse peak
voltage T 2.5 kV
As capacitor voltage divider in appli-
cations requiring a high capacitance
stability over time
Construction
Dielectric:
Polypropylene (PP) film
Capacitor electrodes:
Vacuum-deposited
Internal construction:
Dielectric
Vacuum-deposited
electrode
Metal contact layer
(schoopage)
Terminating wire
Encapsulation:
Solvent-resistant, flame-retardant plastic
case with epoxy resin seal, UL 94 V–0
Terminations:
Tinned wire.
Marking:
Colour: Red. Marking: Black.
Capacitance range:
0.033 mF to 10 mF (E12-values on request)
Rated voltage:
400 VAC
Continuous DC voltage* (general guide):
T 1000 V
Capacitance tolerances:
±20%, ±10% (±5% available subject
to special enquiry)
Operating temperature range:
–55+ C to +105+ C
Climatic test category:
55/105/56 in accordance with IEC
Passive flammability class:
B for capacitors with V 1750 mm
3
C for capacitors with V T 1750 mm
3
Insulation resistance at +20+ C:
C T 0.33 mF: 15 x10
3
M¸
C 0.33 mF: 5 000 sec (M¸ x mF)
Measuring voltage: 100 V/1 min.
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 4 x 10
-4
T 5 x 10
-4
T 10 x 10
-4
10 kHz T 6 x 10
-4
T 8 x 10
-4
–
100 kHz T 25 x 10
-4
– –
Test specifications:
In accordance with IEC 60384-14
Maximum pulse rise time:
100 V/msec for pulses equal to a voltage
amplitude with
2 x 400 VAC = 565 V
according to IEC 60384-14
Test voltage:
C T 1.0 mF: 2260 VDC, 2sec.
C 1.0 mF: 1800 VDC, 2sec.
Reliability:
Operational life 300 000 hours
Failure rate 2 fit (0.5 x U
r
and 40) C)
Mechanical Tests
Pull test on pins:
10 N in direction of pins
according to IEC 60068-2-21
Vibration:
6 hours at 10 ... 2000 Hz and 0.75 mm
displacement amplitude or 10 g in
accordance with IEC 60068-2-6
Low air density:
1kPa = 10 mbar in accordance with
IEC 60068-2-13
Bump test:
4000 bumps at 390 m/sec
2
in
accordance with IEC 60068-2-29
* The permissible pulse rise time du/dt (F
max.
)
will be subject to a reduction according to
F
max.
= F
r
x 2 x UAC / UDC
if the DC operating voltage UDC is higher
than
2 x UAC
Packing
Available taped and reeled up to and
including case size 15 x 26 x 31.5 /
PCM 27.5 mm.
Detailed taping information and graphs
at the end of the catalogue.
For further details and graphs please
refer to Technical Information.
