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KR-DCC image 1

The dry contact card replaces the USB/RS232 port on the KR-J and AG series products. It contains 2x9way D-Type Connectors. One provides relay interfaces to allow the activation of external devices with a change in UPS status. The other port is an RS232 port so as to still allow communication with the UPS


  • Allows connection of external devices to respond to UPS status
  • Built in RS232 to allow continued UPS monitoring

Pin Out & Specification

UPS Event Pin Opens Common Pin Pin Closes
Battery Low pin1 pin2 pin3
AC Fail pin4 pin5 pin6
UPS Fault pin7 pin8 pin9
Max Voltage 250V
Max Current 3A


  • Internal Dry Contact Card
  • Affixing Screws


KR Series

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