Products

  • GDWR-5A Earth Resistance Tester for Ground Grid

    GDWR-5A Earth Resistance Tester for Ground Grid

    GDWR-5A Earth Resistance Tester is a high-precision test instrument used in various fields such as substations for testing grounding resistance and related parameters. The instrument has the characteristics of small volume, light weight, convenient carrying, strong anti-interference performance and high accuracy.

  • GDHX-9700 Phase Detector

    GDHX-9700 Phase Detector

    GDHX-9700 Phase Detector is mainly used in electric power lines, phase, and phase sequence calibration in substation, with main functions including electrical inspection, phase calibration and phase sequence measurement.

  • GDCO-301 Online Monitoring System of Circulating Current on Cable Sheath

    GDCO-301 Online Monitoring System of Circulating Current on Cable Sheath

    Cables above 35kV are mainly single-core cables with metal sheath. Since the metal sheath of the single-core cable is hinged with the magnetic field line generated by the AC current in the core wire, the two ends of the single-core cable have a high induced voltage.

  • GDCR1000C Non-contact Phase Sequence Tester

    GDCR1000C Non-contact Phase Sequence Tester

    GDCR1000C, GDCR1000D non-contact phase tester is a major breakthrough in traditional phase sequence detection method.

  • GDJB-1200A Six Phase Relay Protection Test Set

    GDJB-1200A Six Phase Relay Protection Test Set

    GDJB-1200A Six Phase Relay Protection Microcomputer Test Device plays a key role in operating electricity power systems reliably and safely. It is the testing device used in professional field of microcomputer protection, relay protection, excitation measurement, fault recorder.

     

  • GDJB-802 Three Phase Secondary Current Injection Relay Test Set

    GDJB-802 Three Phase Secondary Current Injection Relay Test Set

    GDJB-802 3 Phase Secondary Current Injection Relay Protection Test Device plays a key role in operating electricity power systems reliably and safely. It can automatically judge over-current, over-voltage, overload, short circuit, high temperature, abnormal data and warning prompts for misoperation. 

     

  • GDJR-200D Single Phase Electronic Thermal Relay Calibrator

    GDJR-200D Single Phase Electronic Thermal Relay Calibrator

    GDJR-200D Single Phase Electronic Thermal Relay Calibrator is mainly used for the setting and verification of various electrical equipment. With features of reasonable design, convenient operation and large output power, it is widely used in electric test sites of power system, railway, petrochemical, metallurgy and mining enterprises.

     

  • GDJB-II Secondary Current Injection Test Set

    GDJB-II Secondary Current Injection Test Set

    GDJB-II type Single Phase Relay Protection Tester is the updated calibration device for relay testing. It shows clear data,operation is easy.

     

  • GD-610B Insulator Faults Detector

    GD-610B Insulator Faults Detector

    The model GD-610B is used to detect faults of insulators and locate the faults in power station, substation without cutting power. It also can be used for PD detection, corona discharge detection, discharge detection of electric equipment.

     

     

     

  • GDJW-40B Wireless Insulator Tester

    GDJW-40B Wireless Insulator Tester

    GDJW-40B can be used to test the distribution voltages of the charged suspended insulator or the laboratory detection of the suspended insulator, and enable to effectively detect the internal hidden trouble of the insulator, improve the operating reliability of the power grid system, and improve the working efficiency of the line staff who carries out the live testing.

     

  • Online Monitoring System for Metal Oxide Arrester

    Online Monitoring System for Metal Oxide Arrester

    There are usually two ways to monitor the insulation condition of high voltage electrical equipment in substations: online monitoring and live (portable) online detection.

  • GDYZ-301 Zinc Oxide Surge Arrester Tester

    GDYZ-301 Zinc Oxide Surge Arrester Tester

    GDYZ-301 Lightning Arrester Tester is the special equipment of testing zinc oxide arrester electric performance. It is suitable for testing various voltage levels zinc oxide arrester with or without electricity, thus to detect hazards inside the device caused by wet insulation or metal oxide varistor (MOV) aging.

     

Send your message to us:

Write your message here and send it to us