GDHL-300B DC 300A Weld Electrical Switches Contact Resistance
TesterApplication1.
High,middle and low voltage circuit breakers2.
High,middle and low voltage disconnecting switches3.
High-current bus bar joints4.
Cable&Welding joints5.
It is suitable for high current, micro ohm measurement. Features
Output high-current continuously. Quick and accurate test. Test
current is generated from high-precision 100A/200A switching mode
constant current power supply, no need for manual adjustment.Adopts
four-terminal wiring method. The influence of test line resistance
on test results is effectively eliminated.Stable performance. There
is over-heat protection crcuit designed for long-time working.Light
weight, easy to carry and operate. SpecificationsPower
supplyAC220V±10%, 50HzPower consumption≤2000WWorking modeOutput
time can be set.Test current50A, 100A, 200A, 00AMeasurement
range1-1999.9μΩ, resolution 0.01μΩAccuracy0.5%±0.2μΩOutput
VoltageMax. 5VWorking modeOuput time can be setWorking
temperature-20ºC~40ºCRelative humidity≤80%RH (no
condensate)Weight6kg /* January 22, 2024 19:08:37
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