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China Factory Suppliers of DC Water-Cooling Capacitors for High-Power Induction Heating Systems

Introducing our high-performance DC filter capacitors, specifically engineered for high-power series resonant induction heating systems. Our products are ideal for three-phase power supplies of 380VAC, 575VAC, and 660VAC, with internal series connections for optimal efficiency. Manufactured in China, our capacitors meet stringent quality standards, making us a reliable choice among suppliers looking for durable and effective components. Trust our factory to deliver innovative solutions that enhance your induction heating applications
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    Product Detail

    General introduction

    The dc filter capacitor designed for high-power series resonant induction heating system. DC water-cooling capacitors are fuctional in three-phase power supply of 380VAC, 575VAC and 660VAC (internaly connected in series). The main functions are as follows:

    • DC-link support
    • Filtering the ripple wave of both low and high frequency
    • Bypass series resonance current

    Our water-cooled capacitor performs reliable electrical performance and long lifespan at high temperature.

    Technical Properties

    ✦ Max frequency: 10Khz
    ✦ Whole film medium, Degradable insulating oil immersion.
    ✦ Special dielectric designs for high efficiency induction heating application
    ✦ Built-in cooling water tubes for temperature control of capacitor
    ✦ Pressure switch design for option
    ✦ Low temperature rise
    ✦ High-temperature stability and insulation property

    Reference Specification datasheet

    Model Specification Cooling method Voltage capacitance current Terminal Nos Dimension (mm) Capacitor Shell insulation bushing Weight
    Kvdc uf A Length Width Height Feature Material kg/pc
    DZMJ 0.3-25000 water cooling 0.3 25000 2800 6 325 205 590 Insulation Patterned AL Black porcelain 48.4
    DZMJ 0.86-1600 water cooling 0.86 1600 1000 1 320 135 475 Insulation Aluminium white porcelain 26.2
    DZMJ 0.86-1850 water cooling 0.86 1850 1200 1 320 135 530 Insulation Aluminium white porcelain 28.9
    DZMJ 0.86-3000 water cooling 0.86 3000 1500 1 440 135 490 Insulation Aluminium white porcelain 35.8
    DZMJ 0.9-1850 water cooling 0.9 1850 1200 6 336 136 495 Insulation Aluminium white porcelain 30.2
    DZMJ 0.9-3000(3) water cooling 0.9 3000 1500 1 445 137 425 Insulation Patterned AL white porcelain 33.4
    DZMJ 0.9-3000 water cooling 0.9 3000 1200 1 390 178 455 Insulation Aluminium white porcelain 39.5
    DZMJ 0.9-3000(2) water cooling 0.9 3000 1800 1 391 126 585 Insulation Patterned AL Black porcelain 37.6
    DZMJ 0.9-4000(2) water cooling 0.9 4000 2000 1 391 193 380 Insulation Patterned AL Black porcelain 36.1
    DZMJ 0.9-5000 water cooling 0.9 5000 2000 1 440 192 545 Insulation Aluminium white porcelain 54.7
    DZMJ 0.9-5000(3) water cooling 0.9 5000 2500 1 391 183 485 Insulation Patterned AL Black porcelain 43.3
    DZMJ 0.9-6000 water cooling 0.9 6000 2800 1 559 133 570 Insulation Patterned AL Black porcelain 53.5
    DZMJ 1.2-1850 water cooling 1.2 1850 1200 1 340 192 500 Insulation Aluminium white porcelain 38.1
    DZMJ 1.2-3000(2) water cooling 1.2 3000 1500 1 391 136 510 Insulation Patterned AL Black porcelain 34.5
    DZMJ 1.2-4000(2) water cooling 1.2 4000 2000 1 391 193 495 Insulation Patterned AL Black porcelain 45.3
    DZMJ 1.2-5000(5) water cooling 1.2 5000 2500 1 559 145 591 Insulation Patterned AL Black porcelain 58.2
    DZMJ 1.2-7000 water cooling 1.2 7000 3600 1 559 145 755 Insulation Patterned AL Black porcelain 75.5
    DZMJ 1.3-2000 water cooling 1.3 2000 1800 1 391 126 495 Insulation Patterned AL Black porcelain 32.8
    DZMJ 1.3-3000 water cooling 1.3 3000 2000 1 391 136 510 Insulation Patterned AL Black porcelain 34.4
    DZMJ 1.3-6000 water cooling 1.3 6000 3000 1 559 141 825 Insulation Patterned AL Black porcelain 79.9
    DZMJ 1.35-5000 water cooling 1.35 5000 2500 1 560 141 680 Insulation Patterned AL Black porcelain 65.2
    DZMJ 1.4-3000 water cooling 1.4 3000 1500 1 420 183 635 Insulation Patterned AL Black porcelain 60.5
    DZMJ 1.5-1950 water cooling 1.5 1950 1500 1 440 140 775 Insulation Aluminium white porcelain 57.3
    DZMJ 1.6-1950 water cooling 1.6 1950 2000 1 390 192 735 Insulation Aluminium white porcelain 65.2
    DZMJ 1.6-2000 water cooling 1.6 2000 1200 1 440 192 530 Insulation Aluminium white porcelain 54.1
    DZMJ 1.8-1850 water cooling 1.8 1850 1500 1 343 238 780 Insulation Aluminium white porcelain 71.4
    DZMJ 1.8-4000 water cooling 1.8 4000 2000 1 559 141 780 Insulation Patterned AL Black porcelain 73.3
    DZMJ 1.85-5200 water cooling 1.85 5200 3300 10 559 168 760 Insulation Patterned AL Black porcelain 85.2

    Frequently Asked Questions

    What are the primary functions of this DC filter capacitor?
    The main functions include providing DC-link support, filtering both low and high-frequency ripple waves, and bypassing series resonance current in high-power systems.
    What voltage ranges are compatible with these water-cooling capacitors?
    These DC water-cooling capacitors are designed to function efficiently in three-phase power supplies of 380VAC, 575VAC, and 660VAC (internally connected in series).
    How is the temperature of the capacitor controlled during operation?
    The capacitor features built-in cooling water tubes specifically designed for precise temperature control, ensuring low temperature rise and high-temperature stability.
    What is the maximum operating frequency of this capacitor?
    This capacitor supports a maximum operating frequency of up to 10Khz, making it suitable for high-efficiency induction heating applications.
    What insulating and cooling materials are used in the construction?
    It features a whole film medium, is immersed in degradable insulating oil, utilizes built-in cooling water tubes, and is housed in an aluminum (or patterned AL) shell with white or black porcelain insulation bushings.

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