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Bender IRDH275B-435 Insulation Monitor for IT System Monitoring
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Bender IRDH275B-435
Insulation monitoring device for continuous surveillance of unearthed IT systems
| Brand | Bender |
| Model | IRDH275B-435 |
| Voltage | 230 V AC |
| Country of Origin | Germany |
| Weight | 0.25 kg |
| Dimensions | 45x90x70 mm |
| Warranty | 6 months |
| Certifications | CE, IEC 61557 |
| SKU / MPN | IRDH275B-435 |
| What’s in the box | Bender Insulation Monitor, original packaging and product documentation |
| Rated Control Circuit Voltage | Up to 690 V AC/DC |
| Measuring Range | 0-2000 kohm with adjustable alarm thresholds |
| Alarm Outputs | Changeover contacts for pre-alarm and fault levels |
| Measuring Principle | Active measuring voltage with AC/DC selection |
| Auxiliary Supply | 230 V AC |
| Indication | LED bar-graph with visual and audible alarm option |
Key benefits: Detects the first earth fault while keeping supply continuity, with automatic self-monitoring of internal circuits
Typical applications: Hospitals and operating theatres, marine and railway IT systems, mines and industrial process supplies
Lifecycle: Active product with established installed base and documented lifecycle support
1 review for Bender IRDH275B-435 Insulation Monitor for IT System Monitoring
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Exact match for many brands
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Robert M. –
The variable frequency drive was calibrated easily. Works like a charm.