Redundancy operation: Yes

Mechanical Properties

Storage temperature: –30 °C

Reverse polarity protection: Yes

Normally energized or de-energized operation selectable

Bender Isolationsüberwachungsgerät IRDH275B-425 SINAMICS Redundancy operation: YesRated system voltage Un: AC 0793 V DC 0650 V Supply voltage Us: DC 10. 236 V Insulation monitoring for ungrounded systems AC, AC DC: 0793 V, DC: 0650 V Rated voltage extendable via coupling device Two separately adjustable response values: 1 k10 M AMPPlus measuring method Automatic adaptation to system leakage capacitance Info button for display of device settings and system leakage capacitance Self monitoring with automatic alarm reporting Automatic