-
GD3127 Series High Voltage Insulation Resistance Tester
GD3127 Series Insulation Resistance Tester is widely used in maintenance of electrical equipment in transformer substation, power plant, etc.
-
GDHX-9500B High Accuracy Phase Detector for Electrical Systems
GDHX-9500B 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. It uses double shielding and brand new digital circuits, with strong anti-interference, accorded with EMC standards, suitable for various electromagnetic interference situations.
-
GDCR3000 Digital Earth Resistance Tester
It is widely used in electric power, telecommunications, meteorology, oil field, construction, lightning protection, industrial electrical equipment and other earth ground resistance measurement.
-
GDHX-9500 Phase Detector
GDHX-9500 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.
-
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 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
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, GDCR1000D non-contact phase tester is a major breakthrough in traditional phase sequence detection method.
-
GDDJ-HVC Dielectric Loss Tester for Live Capacitive Equipment
There are usually two ways to monitor the insulation condition of high voltage electrical equipment in substations: online monitoring and live (portable) online detection.
-
GDDJ-HVC Substation Temperature Monitoring System
There are usually two ways to monitor the insulation condition of high voltage electrical equipment in substations: online monitoring and live (portable) online detection.
-
GDCR9300 High Precision Wireless Clamp Multimeter for Electrical Testing
GDCR9300 Wireless H/L Voltage Hook Type Current Meter break through the traditional structure, specially designed and manufactured for measuring high voltage current, the unique hook type opening mouth structure realizes the unimpeded measurement, and very convenient for field test. The meter is composed of special large-caliber hook type current meter with high voltage insulation rod, equipped with wireless receiver, which can receive the measured data within 100 meters straight line distance, current range: AC 0.00A-9999A. In low voltage lines below 600V, the line current can be measured directly by hook meter without insulation rod.
-
GDF-5000 Online Insulation Monitoring Device for DC System
GDF-5000/OL Online Insulation Monitoring Device for DC System is used for real-time online monitoring of insulation status of DC bus and branch. This device adopts the detection method of DC balanced resistance.