Technical data
| Manufacturer | Bender |
|---|---|
| Manufacturer part number | IRDH275B-425 |
| Condition | Used |
| Model family | IRDH275B |
| Model | Insulation monitoring device |
| Product type | Safety Systems |
Description
Rated system voltage Un: AC 0…793 V / DC 0…650 V
Supply voltage Us: DC 10.2…36 V
Insulation monitoring for ungrounded systems AC, AC/DC: 0…793 V, DC: 0…650 V
Rated voltage extendable via coupling device
Two separately adjustable response values: 1 kΩ…10 MΩ
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 self-test selectable
Connection for external kΩ display
Test and reset button
Connection for external test/reset button
Two separate alarm relays with two potential-free changeover contacts
Normally energized or de-energized operation selectable
Illuminated plain-text display
RS-485 interface
Manufacturer/EU responsible person
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