GDH-200 Contact Resistance Tester is designed to measure circuit loop resistance(contact resistance) of high/low voltage switch,power cable and wires,and weld joint.It is also known as Micro-ohmmeter.

Features
Small size, light weight, good anti-interference performance;
high precision, easy operation and perfect protection function;
Over-current,short circuit,over heat protection.

Specification 
Input voltage: AC220 ± V20%, 50Hz.
Output current: DC 100A-200A continuous adjustment.
Testing Current: DC100A.
Accuracy: 0.5%.
Resolution: 1μΩ.
Measuring range: DC100A: 0 ~ 1000μΩ, DC200A: 0 ~ 2000μΩ.

For more informaation please visit www.hvhipot.com