MKP18487400094P5 Просмотр технического описания (PDF) - Vishay Semiconductors
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MKP18487400094P5 Datasheet PDF : 16 Pages
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MKP 1848 DC-Link
Metallized Polypropylene Film Capacitors
DC Capacitor MKP Type
Vishay Roederstein
SUB-CLAUSE NUMBER AND TEST
5.5.3.2 Voltage test between terminal
5.13.3 Final measurements
5.10.0 Initial measurements
5.10.1 Thermal stability test under
overload conditions
5.10.2 Final measurements
5.12 Resonance frequency
measurement
5.10.0 Initial measurements
5.15.1 Endurance test between terminals
5.15.2 Final measurements
5.16.3.0 Initial measurements
5.16.3.1 Destruction test sequence
High DC voltage test
High AC voltage test
5.16.3.2 Final measurements
CONDITIONS
1.5 x UNDC at ambient temperature
Duration 60 s
Visual examination
Capacitance
tan at 1 URMS 10 kHz
Capacitance at 1 kHz
tan at 10 kHz
Natural cooling Tamb ± 5 °C
1.21 x Pmax. = (U2/2) x W2 x C x tan =
121 x (I2 max./W2 x c) x tan 2 with W2 = 2 x p
x f2 for Imax. (see specific reference data)
f2 = 10 kHz
Duration 48 h
Measure the temperature every 1.5 h during
the last 6 h
Capacitance
tan at 10 kHz
Impedance analyser at Tamb
Capacitance at 1 kHz
tan at 10 kHz
Sequence
1.4 x UNDC at Tmax. = 85 °C
1.4 x UOPDC at 105 °C
Duration 250 h
1000 x discharge at 1.4 x I (maximum
repetitive peak current in continuous
operation)
1.4 x UNDC at Tmax. = 85 °C
1.4 x UOPDC at 105 °C
Duration 250 h
Capacitance
tan
Capacitance at 1 kHz
at Tmax. = 85 °C
Product enveloped with chees cloth 3 x UNDC
or DC voltage
Until repetitive product healings occur
Duration = 15 min
ACRMS voltage = UNDC x 2 2
with minimum of 250 VAC
Duration = 5 min
Repeat destruction sequence 3 x
Visual examination
PERFORMANCE REQUIREMENTS
No puncturing or flashover
Self healing punctures are permitted
C/C| 2.0 %
Increase of tan 0.0150
Compared to values measured in 5.13.0
temperature rise < 1 °C
C/C| 2 %
Increase of tan 1.2 x initial + 0.0150
< 0.9 times the value as specified in typical
curve “Resonant frequency” of this
specification
C/C| 3 %
Increase of tan 0.0150
Compared to values measured in 5.15.0
Audible healings or check healings with
oscilloscope
No puncturing or flashover
Self healing punctures are permitted
Document Number: 28164
For technical questions, contact: dc-film@vishay.com
www.vishay.com
Revision: 27-May-11
295
This document is subject to change without notice.
THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
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