The Megger BD-59090 MOM2 micro-ohmmeter is a portable, high-current instrument designed for precise measurement of low resistance in electrical connections. Ideal for preventive maintenance and commissioning, it delivers reliable results for circuit breaker contacts, bus-bar joints, and other high-current links. With a test current up to 220 A and auto-ranging from 1 µΩ to 1000 mΩ, it meets the demands of industrial testing environments.
Key Features & Highlights
- High Test Current: Up to 220 A for accurate low-resistance measurements.
- DualGround™ Safety: Allows safe testing without disconnecting the ground, enhancing operator safety.
- Auto-Ranging: Covers 1 µΩ to 1000 mΩ automatically, simplifying operation.
- Lightweight & Portable: Weighs only 1 kg, with carrying strap and belt clip for easy transport.
- Bluetooth® PC Communication: Wireless data transfer for efficient reporting and analysis.
- Battery Powered: Built-in rechargeable battery for field use.
- Standards Compliance: Complies with IEEE and IEC standards, ensuring reliability.
Applications
This micro-ohmmeter is essential for testing circuit breaker contacts, bus-bar joints, and other high-current connections in substations, switchgear, and industrial plants. It is also suitable for quality assurance in manufacturing and maintenance of electrical equipment.





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