Switching & steering Switching & steering

DC solid state relays for high power

Celduc's SDI solid state relays have been upgraded with stronger IGBTs.
These relays are protected against overcurrent, load short circuit, overvoltage and transients and have temperature monitoring. The ultra low Rds-On minimizes power losses and heating.

The SDI is available in three versions:

  • 750Vdc/50A with 24-48Vdc control
  • 750Vdc/50A with 72-110Vdc control
  • 750Vdc/100A with 24-48Vdc control

Typical applications are EV charging and powering, in trains and streetcars or for switching power circuits in renewable energy.

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