Echuan Hydraulic
Echuan Hydraulic Machinery Co., Ltd.
No. 53 Shuikou Avenue, Huizhou, Guangdong, China
Tel +86-752-2399772 · WhatsApp +86-13422935851
[email protected] · www.echuan-hydraulic.com
Product Data Sheet

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Product Description

Bender IRDH375 Insulation Monitoring Device

The Bender ISOMETER® IRDH375 is a state-of-the-art insulation monitoring device designed for unearthed AC, AC/DC, and DC power systems (IT systems). It utilizes the patented AMPPlus measurement principle, making it ideal for monitoring modern power systems that include variable-frequency drives, converters, and high leakage capacitances. The device continuously monitors the insulation resistance, providing early warnings for insulation faults to prevent system downtime and enhance electrical safety. With its user-friendly LC display and configurable alarm relays, the IRDH375 offers reliable protection for critical applications in industrial, renewable energy, and data center environments.

Technical Specifications:

  • Nominal System Voltage (Un): AC/DC 0…793 V, DC 0…650 V

  • Frequency Range: DC, 0.3…460 Hz

  • Response Value Range (R_an): 1 kΩ…10 MΩ

  • Power Supply (Us): AC 100…240 V (50…60 Hz) / DC 100…240 V

Bender IRDH375 Insulation Monitoring Device Description

Bender IRDH375 Insulation Monitoring Device

The Bender IRDH375 is a versatile insulation monitoring device (ISOMETER®) for unearthed IT systems, featuring the AMPPlus measurement principle for reliable fault detection in complex AC, DC, and mixed-voltage networks.

BrandBENDER
ModelIRDH375 Insulation Monitoring Device
CategoryElectrical
Linkhttps://www.echuan-hydraulic.com/product/bender-irdh375-insulation-monitoring-device
Request a quote: [email protected] · WhatsApp +86-13422935851 · Tel +86-752-2399772
All brand names and model numbers are the property of their respective manufacturers and are used for identification only. Pictures are for reference; confirm specifications before ordering.