WFC-Series Capacitors

WFC-Series Capacitors
  • WFC-Series Capacitors

    NWL pioneered the development of water cooled capacitors and has become the supplier of choice for many induction heating furnace manufacturers worldwide. With decades of design expertise and manufacturing excellence, NWL is one the top manufacturers of water cooled capacitors in the world.

    NWL’s WFC-Series water cooled/liquid cooled capacitors provide solutions in a wide variety of induction heating applications, from forging to melting, heat treating and annealing, to billet heating and hardening.

    Over 50 electrical configurations are currently available in a welded aluminum package, with the following features and options available upon request:

    • Pressure switches
    • Internal discharge resistors
    • Live or dead case construction
    • Single to multiple fine-tuning values per capacitor
    • Choice of bracket style and location
    • Choice of cooling water connections
    • Choice of terminal connections

    Quick Reference Features

    WFC-Series capacitors have these features and the following technical specifications:

    • Liquid cooled
    • High KVAR
    • High frequency

    Jumbo Can™ Capacitor

    NWL also offers the Jumbo Can™ capacitor, specifically designed for low frequency and high voltage AC resonant circuits.

  • WFC-Series Capacitors Product Information and Specifications

    General Specifications

    Reference Standard IEC/EN 60110
    Capacitance Tolerance +15% -0% typical
    KVAR Volt RMS x Amps RMS reactive power
    Power Losses 0.10 – 0.40 watts/KVAR typical
    Voltages AC RMS sinewave, +10% typical surge
    AC non-sinusoidal
    RMS Currents 115 % rating max
    Temperature Ratings +45 °C max water temperature out
    peak current @ 40 °C ambient
    Operating Temperature -40 °C to +85 °C
    Encapsulation Low loss oil impregnant

    Electrical Ratings Overview

    KVAR VAC
    RMS
    Frequency
    (HZ)
    Cap
    (uF)
    Current
    RMS
    Case Sections Width
    (in)
    Length
    (in)
    Height
    (in)
    Weight
    (kg)
    965 1250 100 985 772 dead 1 8.00 22.00 28.00 94
    1000 800 200 1243 1250 dead 6 7.25 13.50 29.00 78
    2084 1000 200 1658 2084 dead 1 8.00 22.00 28.00 94
    1500 2400 200 207 625 dead 6 6.25 13.50 28.00 65
    1750 800 250 1740 2188 dead 1 8.00 22.00 28.00 94
    2900 1250 300 985 2321 dead 1 8.00 22.00 28.00 94
    1270 1500 300 300 850 dead 1 6.25 13.50 26.00 42
    4000 1800 300 650 2210 dead 1 8.00 22.00 31.00 104
    4000 2000 300 531 2000 dead 1 7.50 22.00 28.00 89
    4300 2400 300 396 1792 dead 1 8.00 22.00 32.00 107
    4000 2800 300 271 1428 dead 1 8.00 22.00 28.00 94
    6000 3000 300 354 2000 dead 1 7.50 22.00 31.00 100
    1200 800 400 1131 2274 dead 1 6.50 13.50 28.00 68
    2500 2400 400 173 1042 dead 1 6.25 13.50 28.00 66
    4800 2800 400 244 1715 dead 1 7.50 22.00 28.00 88
    2000 1000 500 637 1000 dead 1 7.50 22.00 13.00 42
    4200 1250 500 856 3360 live 2 8.00 22.00 28.00 94
    4780 2500 500 244 1912 dead 1 7.50 22.00 28.00 88
    5900 3000 500 209 1980 dead 2 7.50 22.00 24.00 77
    1918 800 600 795 2398 dead 1 6.50 13.50 28.00 68
    1000 1250 600 169 800 dead 6 6.25 13.50 12.50 30
    3350 1800 600 274 1861 dead 1 6.25 13.50 29.00 67
    7200 3000 600 255 2500 dead 1 7.50 22.00 31.00 98
    2600 1090 1000 348 2385 live 1 6.50 13.50 18.50 32
    2600 1250 1000 265 2080 dead 8 6.25 13.50 21.50 52
    3000 1250 1000 306 2400 dead 1 6.25 13.50 21.50 39
    3300 1850 1000 153 1784 dead 1 6.25 13.50 18.50 30
    4800 1000 1200 637 4800 dead 2 8.00 22.00 28.00 94
    1200 1250 1200 102 960 live 6 5.13 13.50 13.00 26
    2000 1250 1200 170 1600 live 6 5.25 13.50 15.25 30
    1200 1500 1200 71 800 live 6 5.38 13.50 13.00 27
    3000 1500 1200 177 2000 live 8 6.25 13.50 17.50 42
    4320 1800 1200 177 2400 dead 1 6.00 22.00 13.50 34
    6921 3000 1200 102 2307 dead 1 6.38 13.50 28.00 48
    7350 3300 1500 72 2272 dead 1 6.50 13.50 29.00 49
    900 400 3000 298 2250 dead 8 6.25 13.50 13.00 31
    450 800 3000 37 565 live 6 4.13 13.50 7.00 12
    900 800 3000 75 1125 live 4 4.13 13.50 13.00 21
    1900 800 3000 158 2375 live 8 6.25 13.50 13.00 31
    1200 1250 3000 41 960 live 8 4.13 13.50 9.00 14
    3000 1250 3000 102 2400 live 8 6.13 13.50 14.00 33
    2333 1500 3000 55 1710 live 8 4.13 13.50 13.00 21
    3600 1800 3000 59 2000 live 8 5.13 13.50 13.00 26
    3900 3000 6000 12 1300 dead 8 4.63 13.50 15.25 28
    900 440 9600 77.0 2045 live 6 4.13 13.50 13.00 21
    450 800 9600 12.0 562 live 6 4.13 13.50 7.00 12
    1200 800 9600 31.0 1500 live 5 4.13 13.50 7.00 12
    1900 800 10000 47.0 2378 live 8 4.38 13.50 9.50 16
    3000 1250 10000 31.0 2400 live 8 5.25 13.50 13.00 26
    3000 2500 10000 8.0 1200 live 6 5.75 13.50 13.50 30
    3016 2000 20000 6.0 1508 live 7 5.13 13.50 14.00 29
    1050 800 25000 10.0 1320 live 6 4.13 13.50 7.00 12
    3000 2000 30000 4.0 1508 live 7 5.13 13.50 15.25 30
    955 800 50000 4.8 1200 live 6 6.13 13.50 15.00 36
    1235 1250 50000 2.5 988 live 6 6.13 13.50 14.25 34
    3150 3000 50000 1.1 1050 dead 6 6.25 13.50 14.00 34
    563 800 70000 2.0 700 dead 6 4.25 13.50 7.00 11
    1000 1250 100000 1.00 800 live 6 4.50 13.50 6.00 11
    1000 1250 200000 0.51 800 live 6 4.50 13.50 5.00 10
    1000 2500 200000 0.13 404 live 6 4.50 13.50 5.00 10
    1000 1250 450000 0.23 800 live 6 4.50 13.50 5.00 10
    1000 2500 450000 0.06 404 live 6 4.50 13.50 5.00 10