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GDWG-III SF6 Gas Leakage Detector
GDWG-III SF6 gas leakage detector, with non-dispersed infrared (NDIR) technology, is mainly used to pinpoint and measure SF6 leakage on GIS and refilling equipment within power industry.
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GDWS-311RC SF6 Gas Dew Point Tester
GDWS-311RC is ideal instrument when it is necessary to test water content of SF6 gas. The core component is DRYCAP series sensors produced by Finland Vaisala company. With professional hardware chips and excellent software algorithms of STMicroelectronics, we have produced a new generation of gas moisture test instrument
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GDJB-6000M Smart Substation Relay Protection Test System
GDJB-6000M Smart Substation Relay Protection Test System is a new generation of intelligent relay protection tester designed according to “Smart Substation Relay Protection Technical Specifications” and “Smart Substation Technical Guidelines”.
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GDGK-501 DC Power Supply
GDGK-501 supplies power to circuit breakers or other HV switches.
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GDJB-6000D Smart Substation Relay Protection Test System
GDJB-6000D Smart Substation Relay Protection Test System is a new generation of intelligent relay protection tester designed according to the technical specifications related to “DL/T 624-2010 Relay Protection Micro-type Test Device Technical Conditions”, and based on IEC61850 communication standard, realized by using advanced computer technology.
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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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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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