Circuit Breaker Tester
- GDGK-307 Fully Automatic Circuit Breaker Analyzer Switch Dynamic Contact Resistance Tester
- GDHL Series Circuit Breaker Contact Resistance Tester Micro ohmmeter
- GDGK-306A High Voltage Circuit Breaker Tester, Mechanical Characteristics Tester
- GDPCIT 500A to 15000A Circuit Breaker Maintenance Trip Test Primary Current Injection Test Set
- GDGK-307 CBA Circuit Breaker Analyzer Testing Equipment for GIS Switch Testing
- GDHL 100A, 200A, 400A Circuit Breaker Contact Resistance Tester, Loop Resistance Tester
- GDGK-307 High Voltage Switch Circuit Breaker Analyzer with Dual Ground
- GDHL-100A Portable High Voltage Circuit Breaker Contact Resistance Tester
- GDKZ-IV High Voltage Circuit Breaker Vacuum Degree Tester, High Voltage Switchgear Vacuity Tester