BENDER IRDH275-435 Insulation Monitoring Device
Ensure maximum electrical safety with the BENDER IRDH275-435 Insulation Monitoring Device. This advanced IMD (B91065100) provides reliable insulation monitoring for AC, AC/DC, and DC IT systems, ideal for applications with frequency converters and high leakage capacitances.
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BENDER IRDH275-435 Insulation Monitoring Device
The BENDER ISOMETER® IRDH275-435 is a high-performance insulation monitoring device (IMD) designed for unearthed AC, AC/DC, and DC power systems (IT systems). It utilizes Bender’s advanced AMP Plus measurement principle to reliably monitor insulation resistance even in complex systems with high leakage capacitances, DC components, or frequency converters. This device ensures maximum operational and electrical safety by providing early detection of insulation faults, helping to prevent costly downtime and electrical hazards. Its high-resolution graphical display offers clear visualization of system status, measured values, and device parameters, making it an essential component for critical power applications in industries such as healthcare, data centers, and industrial manufacturing.
Technical Specifications:
- Model: ISOMETER® IRDH275-435
- Order Number: B91065100
- Nominal System Voltage (Un): AC, 3(N)AC 0…793 V; DC 0…650 V
- Supply Voltage (Us): AC 100…240 V (50…60 Hz); DC 100…240 V
- Frequency Range: 1…460 Hz
- Response Value Range (R an1/R an2): 1 kΩ…10 MΩ
- Measuring Principle: AMP Plus (Adaptive Measuring Pulse)
- Max. System Leakage Capacitance (Ce): 1000 µF
- Interface: RS-485 (BMS protocol, Modbus RTU)
- Standards Compliance: IEC 61557-8
| Brand | BENDER |
|---|---|
| Model | IRDH275-435 |
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If you are buying multiple items, please contact us before checking out so we can get you the best combined rate for shipping.
Our default shipping rate is $100, which is enough to cover the cost of most shipments, but it is not our expected shipping rate. Due to the varying weights and sizes of products and customer locations, please contact us with your location and the products you are interested in to get the best current shipping rates.
ENERAL DELIVERY INFORMATION
Orders will be processed and shipping during standard working hours (0830 – 1700 GMT+8) Monday to Friday (excluding Bank Holidays)
On rare occasions, your order may be handled and/or processed on a Saturday. However, we are unable to ship items on weekends, therefore any orders dealt with on the weekend will be send out the next following working day.
The cut-off point for orders to be shipped the same day is 14:00 – please contact us to confirm stock levels before placing your order
Any orders placed after the cut-off will ship the next working day assuming all parts are in stock and ready for dispatch.
All orders:
- must be paid for in full before any goods are dispatched
- require a signature upon delivery. Please ensure delivery can be made to an address where someone will be available to sign for the delivery
- are packaged with great care, ensuring your order and the contents it contains, makes it safely through the delivery network
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