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GDCO-301 Online Monitoring System of Circulating Current on Cable Sheath
Cables above 35kV are mainly single-core cables with metal sheath. Since the metal sheath of the single-core cable is hinged with the magnetic field line generated by the AC current in the core wire, the two ends of the single-core cable have a high induced voltage.
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GD3126A (GD3126B) Insulation Resistance Tester 5kV/10T? (10kV/20TΩ)
It is suitable for carrying out measurement of insulation resistance (IR), absorption ratio (DAR), polarization index (PI), leakage current (Ix) and absorption capacitance (Cx) of all kinds of high voltage equipment, including switchgear, transformers, reactors, capacitors, motors, generators and cables, etc.
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GDCR3000 Digital Earth Resistance Tester
It is widely used in electric power, telecommunications, meteorology, oil field, construction, lightning protection, industrial electrical equipment and other earth ground resistance measurement.
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GD2000H 10kV Insulation Resistance Tester
This device can test insulation resistance (such as transformer, switchgear, leads, motor) of different modules in one system, to insulate and repair failure components.
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GD3127 Series High Voltage Insulation Resistance Tester
GD3127 Series Insulation Resistance Tester is widely used in maintenance of electrical equipment in transformer substation, power plant, etc.
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GD-875/877 Thermal Infrared Camera
GD-875/877 infrared camera uses 25μm 160*120 detector, temperature measurement range -20℃–+ 350℃,?3.5inch TFT LCD screen.
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Application
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Preventive maintenance
- Power industry: Power line and power facility thermal state checking; ????fault and defect diagnosis.
- Electrical system: Pre-identify before the circuit overload occurs
- Mechanical system: Reduce downtime and avoid catastrophic failure.
Construction science
- Roof: Quick identification of water penetration problems.
- Structure: Commercial and residential energy audits.
- Moisture detection: Determine root cause of moisture and mildew.
- Evaluation:?Evaluate remedial measures to ensure that the area is completely dry.
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GDHX-9500 Phase Detector
GDHX-9500 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.
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GDHX-9700 Phase Detector
GDHX-9700 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.
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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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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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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.
Insulation & Earth Resistance Tester
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