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HDHL-200A Contact Resistance Tester

General Information

HDHL Contact Resistance Tester is to test contact resistance of high/low voltage circuit breakers,power cables,and weld joints, which adopts advanced technology of large power switch power and electronic circuit.


● Suitable for testing on-site
● Strong anti-interference performance and perfect protection function.
● Automatically switch the amplifier factors to ensure the high test accuracy,
● 320×240 large screen LCD, built-in thermal printer ;
● Data storage and data search
● Save 1000 groups of measurement data
● Data record report with real-time date& time


Testing current 0-200A (can be customized)
Measure range 0~1999μΩ
Accuracy 0.5%
Resolution 1μΩ
Data Storage 1000 groups
Test Current 200A
Protection Over-current , short circuit , over-heat protection
Working power AC 220V±10% 50Hz±2%
Environment Temperature -25°C ~50°C
Relativity ≤ 90%RH