Technical Parameter
Brand:ABB
Model:IRDH275-427
Series:Insulation Level Measurement Modules
Operating Voltage:230 VAC
Frequency Range:40-60 Hz
Measurement Range:0-500 MΩ
Accuracy:+/- 1% of reading
Response Time:0.5 seconds
Communication Protocol:MODBUS RTU
Dimensions:96mm x 96mm x 85mm
Weight:0.45kg
Product Introduction
Integrating cutting-edge technology, the ABB IRDH275-427 is a reliable solution for continuous monitoring of insulation levels in critical industrial processes. This module ensures real-time detection of any degradation or anomalies, enabling proactive maintenance actions and preventing costly breakdowns.
With its wide measurement range from 0 to 500 MΩ, it caters to diverse applications across various industries, including power generation, oil & gas, and manufacturing. The module’s high accuracy (+/- 1% of reading) guarantees dependable data for informed decision-making.
Featuring a quick response time of just 0.5 seconds, it swiftly reacts to changes in insulation resistance, providing immediate feedback for timely corrective measures. Its MODBUS RTU communication protocol ensures seamless integration with existing SCADA systems, enhancing operational efficiency.
Compact and lightweight, the ABB IRDH275-427 is designed for easy installation and minimal space requirements. Its robust construction withstands harsh environmental conditions, making it suitable for both indoor and outdoor use.
Backed by ABB‘s commitment to quality and customer service, this module comes with comprehensive technical support and warranty. It is an indispensable asset for maintaining the integrity and safety of electrical systems in demanding industrial settings.

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•Shipping Port: Xiamen •Ship to you via Fedex/DHL/TNT/UPS/EMS
•Package: Original packing with cartons
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FAQ
Q: Do you provide a warranty for the goods?
A: Yes, we provide a warranty for all the goods from us.
Q: Could you provide technical support?
A: We’re in this field for more than 12 years. If there’s any problem, please contact us, and we’ll provide suggestions from our engineer to help you solve the problem.
Q: Do you keep goods in stock or only trade?
A: We have a large warehouse for goods. We keep lots of items in stock, so we can promise fast delivery.
Q: Are your goods new and original?
A: Yes, they are new and original.

About us
Xiamen Xingruijia Import and Export Co., Ltd. adheres to the corporate philosophy of “integrity, professionalism, and innovation”, focuses on customer satisfaction, and constantly pursues excellence.
We always adhere to the principle of putting people first, cultivating a high-quality workforce, and providing customers with the highest quality services. In the future, we will continue to deeply cultivate the field of industrial automation, continuously expand our product line, improve our service level, and create greater value for our customers.
- 10+years of industry experience
- Authorized agents for numerous well-known brands
- Rich product line covering multiple industries
- Professional technical team, providing comprehensive services
- A comprehensive after-sales service system to safeguard customer rights and interests





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