Document Number: 26018 For technical questions, contact: dc-film@vishay.com
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Revision: 01-Jul-10 157
MKP 1840 M
AC and Pulse Metallized Polypropylene Film Capacitors
MKP Radial Potted Type
Vishay Roederstein
SUB-GROUP C1B PART OF SAMPLE
OF SUB-GROUP C1
4.9.3 Final measurements Visual examination No visible damage
Capacitance C/C| 2 % of the value measured in 4.6.1
Tangent of loss angle Increase of tan 0.002
Compared to values measured in 4.6.1
Insulation resistance As specified in section “Insulation
Resistance” of this specification
SUB-GROUP C1 COMBINED SAMPLE
OF SPECIMENS OF SUB-GROUPS
C1A AND C1B
4.10 Climatic sequence
4.10.2 Dry heat Temperature: upper category temperature
Duration: 16 h
4.10.3 Damp heat cyclic
Test Db, first cycle
4.10.4 Cold Temperature: lower category temperature
Duration: 2 h
4.10.6 Damp heat cyclic
Test Db, remaining cycles
4.10.6.2 Final measurements Visual examination No visible damage
Legible marking
Capacitance C/C| 3 % of the value measured in
4.4.2 or 4.9.3
Tangent of loss angle Increase of tan 0.003
Compared to values measured in
4.3.1 or 4.6.1
Insulation resistance 50 % of values specified in section
“Insulation Resistance” of this specification
SUB-GROUP C2
4.11 Damp heat steady state
4.11.1 Initial measurements
Capacitance
Tangent of loss angle at 1 kHz
4.11.3 Final measurements Visual examination No visible damage
Legible marking
Capacitance |C/C| 3 % of the value measured in
4.11.1.
Tangent of loss angle Increase of tan 0.002
Compared to values measured in 4.11.1
Insulation resistance 50 % of values specified in section
“Insulation Resistance” of this specification
SUB-GROUP C3
4.12 Endurance Duration: 2000 h
x U
Rdc
at 85 °C
0.875 x U
Rdc
at 100 °C
4.12.1 Initial measurements Capacitance
Tangent of loss angle at 100 kHz
4.12.5 Final measurements Visual examination No visible damage
Legible marking
Capacitance |C/C| 3 % compared to values measured
in 4.12.1
Tangent of loss angle Increase of tan 0.004
Compared to values measured in 4.12.1
Insulation resistance 50 % of values specified in section
“Insulation Resistance” of this specification
SUB-CLAUSE NUMBER AND TEST CONDITIONS PERFORMANCE REQUIREMENTS