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GDSL-BX-200 Primary Current Injection Test Set
GDSL-BX-200 Primary Current Injection Test Set, is mainly used in calibration for current transformer, motor protector, air switch, switch cabinet, circuit breaker, protection screen and etc.
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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.
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GDJR-200D Single Phase Electronic Thermal Relay Calibrator
GDJR-200D Single Phase Electronic Thermal Relay Calibrator is mainly used for the setting and verification of various electrical equipment. With features of reasonable design, convenient operation and large output power, it is widely used in electric test sites of power system, railway, petrochemical, metallurgy and mining enterprises.
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GD8000C SF6 Gas Leak Online Monitoring System
GD8000C quantitatively leak online monitoring system is mainly used in the 35KV SF6 switch room and 500KV, 220KV, 110KV GIS room in the substation to monitor the SF6 gas leakage in the SF6 combined electrical equipment room environment and the oxygen content in the air in real time.
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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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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.
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GDFJ-311M SF6 Gas Decomposition Product Tester
GDFJ-311M SF6 Gas Decomposition Product Tester is a portable device designed to measure SF6 gas decomposition product.
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GDKC-12A (GDKC-12B) (GDKC-13A) Circuit Breaker Analyzer
High voltage circuit breaker is one of the most important control equipment in the power system.
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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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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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GDP-311IR SF6 Gas Purity Tester (IR Method)
GDP-311IR SF6 gas purity tester is a portable instrument for on site SF6 gas purity test developed by our company.
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GDYZ-301 Zinc Oxide Surge Arrester Tester
GDYZ-301 Lightning Arrester Tester is the special equipment of testing zinc oxide arrester electric performance. It is suitable for testing various voltage levels zinc oxide arrester with or without electricity, thus to detect hazards inside the device caused by wet insulation or metal oxide varistor (MOV) aging.