Hybrid Protection

Hybrid DC Power Relay

Hybrid Xs-ES Series 300A – 850 VDC – 2000A Breaking Capability 20 cycles

χs-ES have been engineered to provide high DC switching performances versus conventional mechanical power relays. This series addresses DC-applications like Electrical Energy Storage, PV installations and other DC-Smart Grid. χs-ES provide maximum flexibility in equipment design and ultimate DC operation performance. This Power Relay is a Hybrid technology with the capability of switching both high voltage and high current, designed specially for Energy Storage applications.



  • DC specific design
  • Bidirectional
  • Bistable(MonostableQ1 2019)
  • Arc-less
  • Galvanic Insulation
  • Low Weight
  • Enhanced cycling performances
  • Built-in turn ON fault detection
  • Compact Design


  • Voltage Range (VDC) 850VDC
  • Ampere Range (A) 300 - 2000A
  • Application Electrical Energy Storage
    PV Installations
    DC Grids
    Fast Charging
  • ROHS Compliant Consult Technical Services
  • Lead Free Consult Technical Services
  • CE conformity Consult Technical Services


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