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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-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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GDRB-F Transformer Winding Deformation Tester (SFRA & Impedance Method)
GDRB-F Transformer winding deformation tester adopts sweep frequency response analysis (SFRA) method and impedance method to detect transformer winding movements and mechanical failures due to mechanical shock, transportation or short circuits, with features of fast test speed, high frequency stability and powerful analysis software.
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GDRB-C Power Transformer Winding Deformation Tester
Power transformer winding deformation tester (frequency response method) is based on the measurement of characteristic parameters of transformer internal windings, adopts the internal fault frequency response analysis (FRA) method, can accurately judge the internal faults of transformers.
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GDRB-B Transformer Frequency Response Analyzer
Power transformer winding deformation tester (frequency response method) is based on the measurement of characteristic parameters of transformer internal windings, adopts the internal fault frequency response analysis (FRA) method, can accurately judge the internal faults of transformers.
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GDB-IV Three Phase Transformer Turns Ratio Tester
The internal power module in the tester generates the three-phase power or two-phase power, which is output to the high voltage side of the transformer. Then the high voltage and low voltage are sampled at the same time. Finally, the group, ratio, error, and phase difference are calculated.
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GDB-H Handheld Automatic Transformer Turns Ratio Tester
It can accurately measure turns ratio, group and phase angle, which is suitable for all kinds of transformers such as Z type transformers, rectifier transformers, electric furnace transformers, phase-shifting transformers, traction transformers, scott and invert-scott transformers.
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GDB-D Transformer Turn Ratio Tester
GDB-D Transformer turn ratio tester is designed for three phases transformer in power system and especially for Z type winding transformer and other transformers with relatively large no-load current.
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GD6100C Transformer Insulation Oil Tan Delta Tester/Oil Dielectric Tester
GD6100C Automatic Precision Oil Dielectric Loss Tester, is used for measuring dielectric dissipation factor and DC resistivity of insulating oil and other insulating liquids.
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GD6100 Insulation Oil Tan Delta Tester (Oil Dissipation Factor Tester)
GD6100 is high-precision instrument for testing dielectric loss angle and volume resistivity of insulating oil or other insulating liquids.
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GDOT-100D 100kV Insulation Oil Tester
In power system, railway system and large petrochemical industrial enterprises all have a lot of electrical equipment, its internal insulation is mostly oil-filled insulation type.
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GDOT-100C Insulation Oil Breakdown Tester 100kV
GDOT-100C Insulation Oil Breakdown Tester is fully digital industrial instrument with microcomputer control. It has the features of high accuracy and strong anti-interference ability.
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