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Power Factor Correction Capacitors - Low and Medium Voltage (LV-MV)

MKK525-D-20.0-0120 kVAR 525 V Gaseous Capacitor

20 kVAr · 525 VPhaseCap Premium capacitors

Request a quoteMaker's file and catalogue
20 kVAR 525 V Gaseous Capacitor

نمای انفجاری

What it is made of

Real product photo
Illustrative exploded view; not to scale. Catalog dimensions and identity limitations are listed separately. Internal geometry and OEM subcomponent part numbers are unverified.

The numbers identify the parts in this drawing. They are not manufacturer part numbers.

فایل سازنده

Maker's file and catalogue

Catalogue code
B25667B5237A375Read on the photographed unit
Model in the photograph
EPCOS MKK525-D-20-01 / B25667B5237A375

Maker's file (datasheet)

Film Capacitors – Power Factor Correction / PhaseCap Premium capacitors

Open the PDF

This is the datasheet of the product's series; this product is one row of its table.

Maker
EPCOS AG
Revision
January 2011, Version: 1
Covers
MKK480-D-16.7-01/MKK525-D-20-01 · B25667C5237A375
PDF
10 pages · epcos-gas-capacitor-20kvar-525v.pdf

In the catalogue

  • EPCOS Power Quality Solutions — Product ProfilePhaseCap Premium PFC Capacitors - Three-phase capacitors - Rated voltage 525 V AC, 50 / 60 Hz, delta connection
    page 28Read on the site

Catalogue dimensions

  • d 121 × h 200 mmapplies to B25667B5237A375Catalogo_2006_Epcos.pdf · page 17 · a document outside this siteFrom the row whose code matches the code on the photographed unit.
  • d 116 × h 200 mmapplies to MKK480-D-16.7-01/MKK525-D-20-01Maker's file (datasheet) · page 3These dimensions belong to the document's model, not to the unit in the photograph.
Review notes
  • Photo order code is B25667B5237A375; linked PDF is B25667C5237A375. Archived manufacturer catalog confirms 121×200 mm for the photographed B-series. Newer C-series uses 116×200 mm. Treat as different revisions, not interchangeable measurements.

مشخصات فنی

Specifications

Power
20 kVAr
Voltage
525 V
Capacitance
3 × 77 µF
Weight
1.8 kg
Series / type
MKK480-D-16.7-01/MKK525-D-20-01
Ordering code
B25667C5237A375
PhaseCap Premium capacitors · Film Capacitors – Power Factor Correction · MKK480-D-16.7-01/MKK525-D-20-01
Technical data and specifications
CharacteristicsMKK480-D-16.7-01 / MKK525-D-20-01
Rated capacitance CN3 × 77 µF / 3 × 77 µF
Tolerance–5 / +10% / –5 / +10%
ConnectionD (Delta) / D (Delta)
Rated voltage VN480 V AC / 525 V AC
Rated frequency fN50 Hz / 60 Hz / 50 Hz / 60 Hz
Output16.7 kvar / 20.0 kvar / 20.0 kvar / 24.0 kvar
Rated current IR20 A / 24 A / 22 A / 26 A
tan δ0 (dielectric)0.2 W / kvar / 0.2 W / kvar
WN64 Ws
RS4.13 mΩ
Ris × C30 000 s
Maximum ratings
Vmax (up to 8 h daily)580 V AC
Vmax (up to 1 min)680 V AC
ImaxUp to 1.3 × IR (A) including combined effects of harmonics, overvoltages and capacitance tolerance
IS300 × IR (A)
VTC imp8 000 Vpk (Standard 1.2/50 µs impulse)
Test data
VTT1 150 V AC / 50 Hz during 10 s
VTC3 000 V AC / 50 Hz during 10 s
*tan δ (50 Hz)≤ 0.5 W / kvar
Design data
Dimensions (d × h)116 × 200 mm
Weight approx1.8 kg
ImpregnationNon-PCB, dry, inert gas
FixingThreaded bolt M12
Max. torque (Al can stud)10 Nm
Mounting positionAny mounting position possible See “Maintenance and Installation Manual” for further details
Climatic category –40/D
Θmin–40 °C
Θmax+55 °C
Storage temperature–40 °C … +85 °C
Θhotspot max+85 °C
Maximum power loss at Θambient
P maxat Θambient
10.0 W+55 °C
6.7 W+65 °C
3.3 W+75 °C
0W+85 °C
Humidityav. rel. < 95%
Degree of protectionIP 20
Maximum altitude4 000 m
P maxI max / 20 10
Mean life expectancy
tLDUp to 180 000 hours (temperature class –40/C); ΘHS ≤ 70°C Up to 130 000 hours (temperature class –40/D); ΘHS ≤ 70°C
Terminals
Protection degreeIsolated terminals, IP20
Max. torque2.0 Nm
Terminal cross section25 mm2
Maximum terminal current80 A
Creepage distance (min.)12.7 mm
Clearance (min.)9.6 mm
Safety
Mechanical safetyOverpressure disconnector
Max. short circuit current(AFC: 10 kA)
Discharge resistor time≤ 60 s to 75 V or less
Test duration6 h*
Frequency range 110 ... 55 Hz*
From the manufacturer's datasheet

نقشه‌ها

The maker's drawings

Markingh+45h4.5±0.516+1d¹⁾M12TorqueT = 10 Nm21±0.524±0.5d¹⁾Impregnating holeTightening torque = 2.0 NmCreepage distance 12.7 mm min.Clearance 9.6 mm min.¹⁾ Seaming adds 5.5 mm in diameterKLK1841-1-Ed = 116 mm · h = 200 mmMKK480-D-16.7-01/MKK525-D-20-01Dimensions in mmB25667C… · KLK1841-1-ETDK EPCOS PhaseCap Premium, p. 6
Dimensional drawingC version only — B25667C5237A375, 116 × 200 mm. The photographed unit is the older B25667B5237A375, 121 × 200 mm (EPCOS catalogue 2006, p. 17).Redrawn from the manufacturer's own file, page 6

هم‌خانواده

Power Factor Correction Capacitors - Low and Medium Voltage (LV-MV)

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