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GDHL-100A Micro-Ohmmeter
GDHL-100A Micro-Ohmmeter is widely used to measure loop resistance and contact resistance for weld joints, cables, and various HV switches within power industry. It uses intelligent power test system “Smart-Quick”, which is granted software copyright, and advanced detection technology.
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GDHL-200A (GDHL-100A) Micro-Ohmmeter
GDHL-200A (GDHL-100A) Micro-Ohmmeter is widely used to measure loop resistance and contact resistance for weld joints, cables, and various HV switches within power industry.
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GDHL-200B / GDHL-500B / GDHL-600B Contact Resistance Tester (Microhm meter)
● High, middle and low voltage circuit breakers
● High, middle and low voltage disconnecting switches
● High-current bus bar joints
● Cable & Welding joints
It is suitable for high current, micro ohm measurement.
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GDGK-601 Switch Power Supply Box
GDGK-601 switch operation power supply box is a special power supply designed for the detection and maintenance of high-voltage switch opening and closing coils and their operating mechanisms. It has the advantages of adjustable voltage, simple operation, small size, and easy to carry. It is an indispensable detection tool for high-voltage switch maintenance.
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GDHL-100HS 100A Handheld Contact Resistance Tester
The product is mainly used for the contact resistance of switch contacts and other micro-ohm resistance measurement, and the test speed is fast and the accuracy is high.
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GDHG-106B CT/PT Analyzer
GDHG-106B is a multifunctional tool specially designed for analyzing current transformers and voltage transformers of protection or measurement use. The operator only needs to set values for test current and voltage, the instrument will automatically boost voltage and current, and then show test results in a short time. Test data can be saved, printed, and uploaded to PC through USB interface.
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GDHG-108A CT/PT Analyzer
GDHG-108A CT/PT Tester supports test voltage method to test bushings CTs which installed on transformer or inside switch-gear, suitable for the laboratory and on-site detection.
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GDHG-201P CT/PT Analyzer
GDHG-201P CT/PT Analyzer is a lightweight, portable unit capable of testing both current and voltage transformers.
- CT testing includes Excitation Characteristic Test, Knee Points, Turn Ratio, Polarity, Secondary Winding Resistances, Secondary Burden,Ratio Error, Angular Difference
- VT testing including Excitation Characteristic Test, Knee Points, Turn Ratio, Polarity, Secondary Winding Resistances, Ratio Error, Angular Difference
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GDCL-V 20kV/10kA Impulse Combination Wave Test System Technical Solution
The equipment is according to combination wave testing requirement of the low-voltage power distribution system SPD II product, enable to generate impulse voltage (1.2/50μs) and impulse current (8/20μs), is used for grade III test and limiting voltage test of SPD and components.
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GDCY-20B 20kV Impulse Voltage Tester (Basic Type)
GDCY-20B Programmable Automatic Impulse Voltage Tester is mainly based on TB/T 2653, GB/T 17627, GB/T 16927, GB14048, GB7251, GB/T 16935, IEC 61730, GB4706, GB3048, JB/T 7083 and other standard requirements.
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GDCY Impulse Voltage Test System (100kV-7200kV)
Impulse Voltage Test System is mainly used for carrying out full wave lightning impulse voltage test, chopping impulse test and switching impulse test on HV apparatus such as transformers, surge arrester, insulators, bushings, capacitors, and switches. It can generate standard lightning wave, switching wave, chopping wave with wide range voltage and energy.
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Impulse Voltage Test System – High Voltage Test Instruments
GDCY series Impulse Voltage Generator can produce a wide range of voltage and energy to simulate waveform such as lightning impulse, lightning clipped wave, switching impulse and so on, enable to carry out various forms of impulse test for high voltage power equipment, cooperate with steepening device can carry out steep wave test on the insulator (insulator string).