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500 VDC Disconnect Switches

Littelfuse 500 V dc disconnect switches are energy-efficient, compact units that preserve battery life and minimize shock hazards. Patented operation also reduces risks for arc flashes during disconnection. They allow users to isolate circuits by quickly breaking the flow of electrical current. LS6 series switches are available in 1-pole or 2-pole configurations with a choice of current ratings at either 250 A or 400 A. In addition to isolating batteries, 500 V dc disconnect switches are used in solar/PV systems, energy storage systems, oil and gas rigs, railways, EV chargers, and uninterruptible power supplies.
  • Current ratings of 250 A or 400 A
  • Short circuit current ratings (SCCRs) of 10 kA
  • Impulse voltage withstand ratings of 12 W
  • UL 94V-0 flammability rating
  • UL Listed
  • REACH and RoHS compliant
  • Streamlined designs eliminate the need for external bridging links (jumpers) to increase energy efficiency by dissipating heat
  • Self-cleaning contacts prevent loss of performance
  • Enhanced functionality during short-circuit conditions ensured by an internal design that mitigates electromagnetic repulsion between contacts
  • Construction with self-extinguishing and nonflammable materials reduces fire risks

500 VDC Disconnect Switches Parts

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500 VDC Disconnect Switches Applications

Highlights Section

  • Battery-powered vehicles and industrial equipment 
  • Dc motors used in the oil and gas industry
  • Energy storage systems
  • EV chargers
  • Railway earthing switches and locomotive batteries
  • Solar energy system combiner boxes, inverters, and recombiner boxes

500 VDC Disconnect Switches Resources

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