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VLF-Series Portable VLF Hipot Test System with Advanced Safety Features
The VLF Hipot Test System are truly compact and portable VLF test sets that determine the insulation condition of medlum voltage cables. Both test sets perform VLF and Dc testing, as well as sheath testing with sheath fault location possibilities.Its design complies with the international standard IEEE 400.2-2013.The VLF Hipot Test system combine a small and light weight VLF test set with integrated Tan Delta and Partial Discharge diagnostic modules to expand into a complete cable diagnostic system.
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GDYD-63A Versatile AC/DC Hipot Test Set for Comprehensive Electrical Testing
GDYD-63A AC/DC Hipot Test Set is composed of automatic control unit and AC oil testing transformer (HV unit) which output AC voltage smoothly. Meanwhile, it has many monitoring and protection functions. When the short circuit rod of testing transformer is taken out, the output is DC voltage.
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GDVLF-80S High Voltage VLF AC Hipot Test Set for Cable Insulation Testing
Withstand voltage test is an essential preventive test for electrical equipment. It is divided into two parts: AC and DC withstand voltage test. AC test can be further divided into power frequency, variable frequency and 0.1Hz very low frequency test, among which the last one is highly recommended by IEC, due to its remarkable advantages.
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GDYT-10/100 High Precision Partial Discharge Testing System for Electrical Equipment
GDYT-10/100 Partial Discharge Test System is mainly used for testing frequency voltage insulation level of various insulation materials, insulation structure and electrical products, also as partial discharge frequency testing power supply for testing object such as transformer, mutual inductor and lightning arresters. It is widely used in electrical manufacturing, power operation departments, research institutes and universities.
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GDYD-55D AC/DC Hipot Test Set
GDYD series AC/DC Hipot Test Set is composed of manual control unit and dry testing transformer (HV unit) which output AC voltage smoothly. When adding a HV diode, it can output DC voltage. Meanwhile, it has many monitoring and protection functions.
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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.
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GDB-P Auto Transformer Turns Ratio Tester
According to IEC and the relevant national standards, transformer turns ratio test is a necessary project in the process of power transformer production, user handover and maintenance test.
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GDCY-20P Impulse Voltage Test System
The equipment is according to impulse voltage testing requirement of the low-voltage power distribution system SPD II product and solar battery, enable to generate impulse voltage (1.2/50μs), is used for grade III test and limiting voltage test of SPD and components. It is also used for impulse current test and residual voltage test of the MOV valve plate, unit and surge protective device(SPD), or used in other scientific research experiments.
The equipment uses touch screen and PLC control technology, and the main performance meets the needs of domestic and foreign SPD products and their components for various combination wave testing.
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GDOT-3B 100kV Three Cups Insulation Oil Breakdown Voltage (BDV) Tester
In the power system and factories, mines, enterprises have a large number of electrical equipment, its internal insulation are oil-filled insulation. The dielectric strength test of the insulating oil is a routine test must be measured.
In order to adapt to the needs of the rapid development of the power industry, the new version GDOT-3B Insulation oil BDV tester increase the standards and methods of selection and other content, simplify the user’s operation, to facilitate the application of the user for different conditions of use. This product is based on the new test protocol DL/T 596-2005 and the corresponding national standard GB/T 507-2002 and DL/T 429.9-91 design and manufacture, the use of micro-single-chip computer control, electromechanical integration of all automation, high measurement accuracy, greatly improving the efficiency of the work, but also greatly reduces the staff’s labor intensity.
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GDBT-10000kVA/36kV Advanced Transformer Test System for Comprehensive Diagnostics
GDBT-10000kVA/36kV is mainly to make no-load and load test, power frequency withstand voltage test, induction withstand voltage test, temperature rising test, DC resistance test and ratio test for 36kV, 10000kVA and below distribution transformers.
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GDYD-1210D Professional AC Hipot Test Kit for Insulation Strength Verification
GDYD series AC/DC Hipot Test Set is composed of manual control unit and dry testing transformer (HV unit) which output AC voltage smoothly. When adding a HV diode, it can output DC voltage. Meanwhile, it has many monitoring and protection functions.
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GDTF-2700kVA/900kV AC Resonant Test System
GDTF-2700kVA/900kV is specially designed for AC withstand voltage test for 500kV or below switch, GIS, instrument transformers and neutral point of main transformers.The system includes Variable frequency power supply, exciting transformer, reactor, and capacitive voltage divider.