Switchgear Contact Resistance Tester

Switchgear Contact Resistance Tester

HM6090 Loop Resistance Tester is suitable for precision measurement for high/low voltage switches contact resistance and cable/line DC resistance. It also applies to other test occasions that need high current and micro resistivity.
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Description
Technical Parameters

Products Video

 

HM6090 200A Contact resistance Tester Setting and  Display Video

Product Overview 

 

HM609002

The HM6090-200A Loop Resistance Tester features 100A and 200A constant current outputs, with a maximum output voltage of 10V (3 to 5 times that of conventional instruments), allowing the use of test leads with smaller cross-sections, which significantly reduces the workload for field technicians. The entire testing process is automatically controlled by a microcontroller, ensuring high accuracy and excellent repeatability. Operation is simple and straightforward with a single-button interface, and test data is displayed on a backlit dot-matrix LCD, making it suitable for a variety of working environments.

 

product Parameter

 

Model

HM6090-200A

output Current

100A/DC

200A/DC

Measure Range

0~19.99mΩ

0~10.00mΩ

Weight

6㎏

Resolution

1μΩ

Test Accuracy

0.5 class

Temperature 

﹣10℃~50℃

Relative humidity Not exceeding 90% at 25°C (no condensation)

Power Supply 

AC220V±10﹪ 50Hz±1Hz

 

Operating Principle

HM6090

● LCD screen: Displays text prompts and test results;

● Start button: Starts the test;

● Selection button: Selects test current and test duration;

● Reset button: Ends the test and returns to the initial state;

● +I / -I terminals: Current output terminals;

● +V / -V terminals: Voltage input terminals;

● AC 220V: Power socket and switch;

 

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