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Cylindrical Aluminum Can DC Link Capacitor DMJ-MC

Application
  • 1. Inverters of Wind Power and Solar Power.
  • 2. Frequency Converter.
  • 3. UPS/SVG/APF.
 
Basic Parameters
  • Capacitance range          50μF~4000μF
  • Rated voltage                   450V.DC~4000V.DC
  • Cap.tol                               ±5%(J);±10%(K)
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Description


  • Widely used in DC-Link circuit for filtering energy storage.

  • Can replace electrolytic capacitors,better performance and longer life.

  • Copper nut/screw leads,insulated plastic cover positioning,easy installation.

  • Resistance to high voltage,with self-healing.

  • Aluminum round housing package,Sealed with resin.

  • Large capacity,small size.

  • High ripple current,high dv/dt withstand capability.


Technical Parameters


Operating temperature range

Max.Operating temperature.,Top,max:+85℃

Upper category temperature:+70℃

Lower category temperature:-40℃

Capacitance range 50μF~4000μF
Rated voltage 450V.DC~4000V.DC
Cap.tol ±5%(J);±10%(K)
Withstand voltage

Vt-t    1.5UN DC/60s

Vt-c    1000+2×UN/√2(V.AC)60S(min 3000V.AC)

Over voltage

1.1Un(30% of on-load-dur.)

1.15Un(30min/day)

1.2Un(5min/day)

1.3Un(1min/day)

1.5Un(100ms every time,1000 times during the lifetime)

Dissipation factor

tgδ≤0.003 , f=100Hz

tgδ0≤0.0002

Insulation resistance Rs×C≥10000s(at20℃ 100V.DC 60s)
Withstand strike current See the specification sheet
Irms See the specification sheet
Flame retardation UL94V-0
Maximum altitude

3500m

Derating should be considered when the altitude is between 3500m -5500m.

(For each increase of 1000m, voltage and current will

be reduced by 10%)

Life expectancy 100000h(UN;θhotspot≤70℃)
Reference standard IEC61071; GB/T17702


Why choose CRE capacitor ?


  • Long Life

    CRE Capacitors Feature Long Life, Self-Healing Capabilities, And Rugged Construction, Making Them Suitable For Industrial And Electronic Equipment With High Reliability Requirements.


  • Self-Healing

    The Self-Healing Properties Ensure That Small Defects Are Automatically Repaired For Continued Stable Operation.


  • Aluminum Housing

    The Aluminum Housing And Resin Filling Provide Better Moisture Resistance, Shock Resistance, And Heat Dissipation, Allowing Them To Perform Well In Harsh Environments.


Automated Production Process

Automated Production Process


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