DC immunity cores | LH Electronics
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  • DC immunity cores | LH Electronics

DC immunity cores

DC-immune cores engineered for optimal performance in battery systems, electric vehicles, and other DC-powered technologies.

DC (direct current) cores are designed to ensure optimal magnetic flow under constant current direction. Made from ferromagnetic materials such as magnetic steel or ferrite, they offer high stability, minimize hysteresis losses, and enhance device efficiency. They are ideal for use in battery systems, electric vehicles, transformers, and other applications where precision, efficiency, and reliability in DC operation are essential.

Looking for a custom DC core? Contact us – we’ll design the ideal solution for your application.

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Single core for DC Immune current transformer

Magnetic core structure features:

  • It consist of single constant permeability material, magnetic permeability μh =1400-2000

Core performance characterictics:

  • Strong ability resistance to DC
  • High linearity, High precision, applicable grade range 1.0 class applicable current range 1.5-200A
  • Excellent high and low temperature characteristics
  • Small volume it has a good precision under inductive capacitive load

Application areas:

  • DC immune CT for electric meter/energy meter/smart meter
  • DC immune CT for power system measurement and control

Composite core for DC Immune current transfomer

Magnetic core structure features:

  • The original patented technology magnetic core composite og high magnetic andconstant magnetic materials.

Core performance characterictics:

  • Strong ability resistance to DC
  • High precision applicable grade range 0.5-1.0 class applicable current range 1.5-200A
  • Excellent high and low temperature characteristics

Application areas:

  • DC immune CT for electric meter/energy meter/smart meter
  • DC immune CT for power system measurement and control