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You are here: HomeProductsDC-Link CapacitorsDC-LINK MKP 4 page 1

Overview

  

DC-LINK MKP 4

  

PDF-File
 
WIMA DC-LINK MKP 4New Page 2
 
Metallized Polypropylene (PP) Capacitors fo DC-Link Applications
 
Special Features

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:
Construction WIMA DC-LINK
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.
Electrical Data

Capacitance range:
5 µF to 75 µF
Rated voltages:
450VDC, 700VDC, 900VDC, 1100VDC
Capacitance tolerances:
±20%, ±10%, ±5%
Operating temperature range:
-40°C to +85°C
Insulation resistance at +20°C:
> 30000 sec (MxµF)
(mean value: 100000 sec)
Measuring voltage: 100V/1 min.
Dissipation factors at +20°C:

tan < 10 x 10-4 at 1kHz

Test voltage: 1.2 Ur, 2 sec
Dielectric absorption: 0.05%

Reliability:
Operational life > 200000 hours
Failure rate < 2 fit (0.5 x Ur and
40°C)

Specific dissipation:
Box size
W x H x L
in mm 		Specific dissipation in Watts per K
above the ambient temperature
20x39.5x41.4
24x45.5x41.5
31x46x41.5
33x48x56
37x54x56		 0.065
0.080
0.092
0.122
0.142
Graphs:
Maximum pulse rise time: for pulses equal to the rated voltage
Capacitance
µF		 max. pulse rise time V/µsec at TA < 40°C
450VDC 700VDC 900VDC 1100VDC
5 ...16
20...30
35...45
50...60
75		 -
13
13
11
11		 14
14
12
12
11		 16
16
12
12
-		 21
16
16
-
-

 

 

Mounting Recommendation   Packing
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.   Transportation-safe packing in cardboard boxes.

Example for ordering / Part number:
 

 

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