The principle of the mining stray current leakage tester is suitable for testing the current and voltage generated by steel rails, water pipes, cables, etc. in coal mines, preventing premature explosions and other combustion and explosion accidents caused by stray current discharge, and reducing the fire source in the mine to the lowest level.
Technical Parameters
DC Range
AC Range
Measurement Range
0mA~100mA~500mA
-0.25A~10A~50A
0mA~100mA~500mA
-1A~5A
Accuracy
±2.5%
±5%
Remarks
Before use, the pointer must be adjusted to the middle position, i.e., zero adjustment
Note: The above information and technical parameters are compiled and released by Yangzhou Darui Electric Co., Ltd.