EPCOS MKK400-D-12.5-01 User Manual

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Power Capacitors B25667B3247A375

Power Factor Correction MKK400-D-12.5-01

Construction Dimensional drawing

 Dielectric: Polypropylene film
 Gas-impregnated / dry type
 Concentric winding
 Wave cut
 Extruded round aluminum can with stud
 Provided with ceramic discharge module
 Triple safety system

Features

 Three phase, delta connected
 Self-healing technology
 Naturally air cooled (or forced air cooling)
 Indoor mounting

Typical applications

 For Power Factor Correction

Terminals

 SIGUT terminals

Mounting parts

 Threaded stud at bottom of can

(

max. torque = 10 Nm for M12)

Technical data and specifications
Characteristics

Rated capacitance CR 3 x 83 µF

Tolerance -5 / +10%

Connection D (Delta)

Rated voltage VR 400 VAC

Rated frequency f

Output 12.5 kvar 15 kvar

Rated current IR

tanδ (dielectric) 0.2 W / kvar

50 Hz 60 Hz

R

18 A 22 A

Edition 2.
FK PFC RD / VA 20.10.05

Page 1 of 3

Power Capacitors B25667B3247A375

Power Factor Correction MKK400-D-12.5-01

Maximum ratings

U

(up to 8 h daily) 440 VAC

max

U

(up to 1 min) 520 VAC

max

I

1.3 x IR (A)

max

IS 200 x IR (A)

Test data

UTT 900 VAC / 50 Hz during 10 s

UTC 3,000 VAC / 50 Hz during 10 s

tanδ (50 Hz) ≤ 0.6 W / kvar

Climatic category / -40/D

Label design

T

(-) 40 ºC

min

T

(+) 55 ºC

max

Humidity av. rel. < 95%

Maximum altitude 4,000 m

Mean life expectancy

tLD Up to 115,000 hours

Max. 5000 switchings per year acc. to IEC 60831

Design data

Dimensions (∅ x l)

Weight approx 1.1 kg

Impregnation Dry, inert gas

Fixing Threaded bolt M12

Max. torque (Al can stud) 10 Nm

Mounting position

121 x 164 mm

Any mounting position
possible. See
“Maintenance and
Installation Manual” for
further details.

Edition 2.
FK PFC RD / VA 20.10.05

Page 2 of 3