Megger DLRO600

The Megger DLRO600 is a 600 A micro-ohmmeter designed for high-current resistance measurements ranging from 0.1 μΩ to 1 Ω. This versatile instrument uses a four-terminal measurement technique to eliminate the effects of test lead resistance, ensuring precise and reliable readings. Lightweight and compact, the DLRO600 is an ideal solution for a variety of demanding applications in the power industry.

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• Compact and portable design weighing under 33 lbs (15 kg).
• Adjustable test currents from 10 A to 600 A DC.
• Four-terminal measurement for accurate resistance readings.
• Real-time or batch data download via RS232.
• Large backlit LCD for clear display of test parameters and results.
• Safety features compliant with IEC61010 standards.
• Continuity checks and programmable limits to optimise test procedures.

• Resistance Range: 0.1 μΩ to 1 Ω
• Test Current Range: 10 A to 600 A DC (unsmoothed, adjustable in 1 A steps)
• Accuracy: ±2% ±2 A
• Data Storage: On-board memory for up to 300 results with memo fields (200 characters max)
• Communication: RS232 for real-time or batch data transfer
• Display: High-resolution backlit LCD
• Operating Temperature: -10°C to +50°C
• Dimensions: 410 x 250 x 270 mm
• Weight: 14.5 kg (excluding test leads)

Power Supply:

• Full Output: 207 to 265 V AC, 50/60 Hz with a load less than 7 mΩ (including current leads).
• Reduced Output: Operates down to 100 V AC, 50/60 Hz.

• Lightweight Design: Weighing less than 15 kg, the DLRO600 is easily portable, making it suitable for both on-site and lab-based testing.
• High Performance: Capable of delivering up to 600 A DC test current, the device ensures accurate resistance measurements even for demanding high-current tasks.
• Data Management: The onboard memory stores up to 300 results, allowing for efficient data retrieval and management. Download results to a PC or printer for analysis using the RS232 port.
• Usability: Equipped with a user-friendly alphanumeric keypad for direct current input, result annotation, and setting limits, the DLRO600 supports quick and straightforward operation.
• Versatile Applications: Whether testing circuit breaker contacts or busbar joints, the instrument is designed to handle a broad range of industrial applications.

• Circuit Breaker Contacts: Ensures low resistance and reliability in electrical connections.
• Switch Contacts: Validates performance and minimises downtime in switchgear systems.
• Busbar Joints: Provides detailed testing to ensure robust connections in high-power distribution systems.
• Industrial Maintenance: Supports preventative maintenance and ensures reliable operation of assets.

Designed for industry professionals, the Megger DLRO600 delivers exceptional performance through its compact form, robust features, and reliable measurement capabilities, offering a comprehensive solution for high-current resistance testing.