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GDDO-20C AC/DC Electric Meter Calibration Device
GDDO-20C AC/DC Electric Meter Calibration Device is used to detect basic error of various power frequency electric instruments in power systems, including voltmeter, ammeter, wattmeter, ohmmeter, single phase & three phase AC energy meters (optional) and basic error of DC volt-meter and ammeter.
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GDCR1000C Non-contact Phase Sequence Tester
GDCR1000C, GDCR1000D non-contact phase tester is a major breakthrough in traditional phase sequence detection method.
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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.
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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.
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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.
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GD2000H 10kV Insulation Resistance Tester
This device can test insulation resistance (such as transformer, switchgear, leads, motor) of different modules in one system, to insulate and repair failure components.
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GD2000D Insulation Resistance Tester
GD2000D digital insulation resistance tester produced by our company uses an embedded industrial single chip real-time operating system. The digital analog pointer and digital field code display are perfectly combined.
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GD3126A (GD3126B) Insulation Resistance Tester 5kV/10TΩ (10kV/20TΩ)
It is suitable for carrying out measurement of insulation resistance (IR), absorption ratio (DAR), polarization index (PI), leakage current (Ix) and absorption capacitance (Cx) of all kinds of high voltage equipment, including switchgear, transformers, reactors, capacitors, motors, generators and cables, etc.
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GD3128 Series Insulation Resistance Tester
GD3128 series Insulation Resistance Tester has perfect testing function of various insulation resistance parameters and excellent anti-interference ability, which can be used to test the insulation resistance of large capacity high voltage electrical equipment and transmission lines in strong inductive environment such as substation.
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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.
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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.
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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.