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0102030405
Custom DC capacitor for rail traction.png
Metal-case-DC-link-capacitor1.jpg

Custom DC-Link Film Capacitor - High Voltage, High Power | China Suppliers & Factory

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Product Description
Discover our high-performance capacitors, designed with a robust metal shell encapsulation and advanced dry resin infusion technology. As a leading China factory and supplier, we offer capacitors featuring durable copper nut and screw leads for enhanced connectivity. Our capacitors are characterized by their high capacity, impressive power, and elevated voltage capabilities. Engineered with metallized self-healing film, these components ensure reliable operation even in demanding conditions. Additionally, they are built to withstand high ripple currents and have exceptional dv/dt withstand capability, making them ideal for various applications.

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    Product Detail

    Application
    1
    DC filtering, resonant filter, or energy storage;
    2
    Renewable energy like Windmills, Power transmission areas like Substation, or industrial frequency converter and inverter power supply;
    3
    SVG, SVC devices and other kinds of power quality management.
    4
    Power factor correction
    HV-capacitor-workshop
    HVDC-capacitor-supplier
    Typical circuit diagram
    Power factor correction0y9
    Technical data
    Capacitance (CN) 100μF～25000μF
    Rated voltage (UN) 600VDC～7000VDC
    Capacitance tolerance ±10%(Standard), ±5% (upon request)
    Working environment -40℃ ~+85℃
    Operating temperature -40℃ ~+85℃
    Dielectric Metallized polypropylene, segmented MKP
    Dissipation factor Tgδ0≤0.0002 (100hz, 25℃)
    Time constant ≥20,000s(Un, 25℃)
    Insulation resistance Built-in discharge resistors
    Stray inductance ESL ≦150nH
    Test voltage between terminals 1.5UN DC/60S at 25℃
    Test voltage terminals to case UNdc≦1500Vdc, 3000Vdc/10s at 50hz, 25℃
    UNdc>1500VDC, 1000+2×UN/ (VAC) 50hz, 25℃
    Over Voltage 1.1UN (30% of on-load-duration)
    1.15UN (30min/day)
    1.2UN (5min/day)
    1.3UN (1min/day)
    Flame retardation UL94V-0
    Maximum altitude for use 3000m
    Life expectancy 100,000h (UN; Θhotspot ≤70 °C)
    Reference standard IEC 61071, GB/T17702
    Lifespan curve
    Lifespan curve of Dc link film capacitor
    Specification Sheet
    DC link film capacitor (metal rectangular case)
    No Part Number Rated Voltage Rated capacitance Ls max. Irms max. ESR Rth
    Un (VDC) Cn (μF) (nH) （A） (mΩ) (℃/W)
    1 FDC-MS 800-4000 800V 4000 20 120 1.1 0.9
    2 FDC-MS 800-4700 800V 4700 28 200 0.37 1.36
    3 FDC-MS 800-5600 800V 5600 33 230 0.36 1.06
    4 FDC-MS 800-6800 800V 6800 35 280 0.35 0.98
    5 FDC-MS 800-7500 800V 7500 37 300 0.35 0.9
    6 FDC-MS 800-8000 800V 8000 40 330 0.34 0.9
    7 FDC-MS 800-10000 800V 10000 40 200 0.72 0.5
    8 FDC-MS 800-12000 800V 12000 41 250 0.9 0.3
    9 FDC-MS 800-20000 800V 20000 41 330 0.6 0.3
    10 FDC-MS 1000-4000 1000V 4000 28 200 0.37 1.36
    11 FDC-MS 1000-4700 1000V 4700 33 220 0.36 1.06
    12 FDC-MS 1000-5600 1000V 5600 35 280 0.35 0.98
    13 FDC-MS 1000-6800 1000V 6800 37 330 0.34 0.9
    14 FDC-MS 1000-7500 1000V 7500 38 360 0.34 0.9
    15 FDC-MS 1200-3000 1200V 3000 28 150 0.39 1.36
    16 FDC-MS 1200-3300 1200V 3300 33 200 0.37 1.06
    17 FDC-MS 1200-4000 1200V 4000 35 240 0.36 0.98
    18 FDC-MS 1200-4500 1200V 4500 37 260 0.35 0.9
    19 FDC-MS 1200-5000 1200V 5000 37 280 0.35 0.9
    20 FDC-MS1200-7500 1200V 7500 38 300 0.66 0.6
    21 FDC-MS 1200-10000 1200V 10000 40 330 0.8 0.3
    22 FDC-MS1200-15000 1200V 15000 40 300 0.6 0.3
    24 FDC-MS 1400-2000 1400V 2000 28 140 0.41 1.38
    25 FDC-MS 1400-2500 1400V 2500 33 160 0.38 1.06
    26 FDC-MS 1400-3000 1400V 3000 35 200 0.37 0.98
    27 FDC-MS 1400-3300 1400V 3300 37 220 0.36 0.9
    28 FDC-MS 1400-3500 1400V 3500 37 240 0.36 0.9
    29 FDC-MS 1500-1200 1400V 1200 28 120 1.1 0.9
    30 FDC-MS 1400-2000 1400V 2000 33 150 0.95 0.7
    31 FDC-MS 1400-3000 1400V 3000 35 180 0.66 0.7
    32 FDC-MS1400-4000 1400V 4000 36 200 0.66 0.6
    33 FDC-MS1400-5000 1400V 5000 37 250 0.8 0.3
    34 FDC-MS1400-8000 1400V 8000 37 300 0.6 0.3
    35 FDC-MS-2000-1000 2000V 1000 28 150 0.95 0.7
    36 FDC-MS-2000-1500 2000V 1500 33 180 0.72 0.6
    37 FDC-MS-2000-2000 2000V 2000 35 200 0.72 0.5
    38 FDC-MS-2000-2400 2000V 2400 36 200 0.66 0.6
    39 FDC-MS-2000-3200 2000V 3200 37 250 0.8 0.3
    40 FDC-MS-2000-4000 2000V 4000 37 280 0.7 0.3
    41 FDC-MS-2000-4800 2000V 4800 38 300 0.6 0.3
    42 FDC-MS-2200-2000 2200V 2000 30 150 0.9 0.7
    43 FDC-MS-2200-2750 2200V 2750 31 200 0.8 0.5
    44 FDC-MS-2200-3500 2200V 3500 33 200 0.7 0.5
    45 FDC-MS-3000-1050 3000V 1050 28 150 0.9 0.7
    46 FDC-MS-3000-1450 3000V 1450 30 200 0.8 0.5
    47 FDC-MS-3000-1800 3000V 1800 30 200 0.7 0.5
    48 FDC-MS-4000-600 4000V 600 28 150 0.9 0.7
    49 FDC-MS-4000-800 4000V 800 30 200 0.8 0.5
    50 FDC-MS-4000-1000 4000V 1000 31 200 0.7 0.5
    Quality control capability
    film-capacitor-quality-control

    Metallized PP film

    flair-capacitor

    Complete product test system

    dv/dt-current-test

    DV/DT current testing

    test high power film capacitor

    Equivalent series resistance test

    testing high power film capacitor

    Capacitance loss test

    capacitor test process

    Routine Test

    Routine test of capacitor

    Routine Test

    film capacitor test

    Routine test

    Frequently Asked Questions (FAQ)
    Q1: What are the main applications of these DC link film capacitors?
    A1: These capacitors are widely used for DC filtering, resonant filters, energy storage, renewable energy applications (such as windmills), power transmission areas (like substations), industrial frequency converters, inverter power supplies, SVG/SVC devices, and power factor correction.
    Q2: What is the capacitance and rated voltage range for these capacitors?
    A2: The capacitance ranges from 100μF to 25000μF, and the rated voltage spans from 600VDC to 7000VDC, matching various high-power industrial requirements.
    Q3: What is the expected lifespan of the DC link film capacitors?
    A3: Under rated voltage (UN) and with a hotspot temperature of ≤70 °C, the life expectancy of these capacitors is 100,000 hours.
    Q4: Do these capacitors feature built-in safety mechanisms?
    A4: Yes, they feature built-in discharge resistors for insulation resistance and are constructed with flame-retardant materials rating UL94V-0.
    Q5: What reference standards do these film capacitors comply with?
    A5: They are designed and tested in compliance with standard international references including IEC 61071 and GB/T17702.
    Q6: What is the maximum operating altitude for these capacitors?
    A6: These capacitors are rated for operation at a maximum altitude of up to 3000 meters.

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