Portable Manual DC 200A Contact Loop Resistance Tester (GDH-200)
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.
Features
1. Small size, light weight, good anti-interference performance;
2. High precision, easy operation and perfect protection function;
3. Over-current, short circuit, over heat protection.
Specifications
Input voltage
|
AC220V+-20%, 50Hz
|
Output current
|
DC 100A-200A continuous adjustment
|
Testing Current
|
DC200A
|
Accuracy
|
0.5%
|
Resolution
|
1microhm
|
Measuring range
|
DC 100A: 0 ~ 1000microhm
DC 200A: 0 ~ 2000microhm
|