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China High Quality Vacuum Breaker Tester Manufacturer – GDHL-200A (GDHL-100A) Micro-Ohmmeter new – HV Hipot
General Information GDHL-200A (GDHL-100A) Micro-Ohmmeter is widely used to measure loop resistance and contact resistance for weld joints, cables, and various HV switches within power industry. It uses intelligent power test system “Smart-Quick”, which is granted software copyright, and advanced detection technology. Features ● Adopt high-precision constant current power supply, automatic rising current mode without manual adjustment, the test is fast and accurate. ● Use four-terminal wiring method, effectively eliminate the interference produced by test cable resistance. ● Wide range, high accuracy, the resistance measurement range is up to 99mΩ. ● At 200A, max. test time can reach 1~999s, which meets various on-site applications. ● Large current output for a long tim... -
China High Quality pd calibrator Factory – GDPD-313M Portable Partial Discharge Detector – HV Hipot
External flexible sensor (for option) Parabolic sensor (wave condenser, for option) TEV and AE method is acknowledged and suitable technology to be used in online partial discharge detection. GDPD-313M uses ultrasonic detection technology (AE) and TEV mode, which can effectively ensure signal sensitivity in the interference on-site environment. It is suitable to detect PD flaw and locate PD signal for switch cabinet etc. Features ● Built-in ultrasonic sensor. electrical fault generates ultrasonic wave at the fault point, and ultrasonic mode transmits the ultrasonic signal through the earphone to scan the area to detect the discharge. Various characteristics of vibration, pop, and hum can be associated with different faults. ● Built-in high-precision TEV sensor, coupled with electrom... -
OEM Best Voltage Impulse Generator Suppliers – GDCL-20kV/10kA Impulse Combination Wave Test System Technical Solution – HV Hipot
Application The equipment is according to combination wave testing requirement of the low-voltage power distribution system SPD II product, enable to generate impulse voltage (1.2/50μs) and impulse current (8/20μs), 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 device 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. Standards ● GB 18802.1-2012 GB 18802.1-2012 Surge protective devices connected to low-voltage power distribution systems Par... -
OEM Best pd transformer Supplier – GDPD-3000C Portable Partial Discharge Detector – HV Hipot
GDPD-3000C Portable Ultrasonic Partial Discharge Detector uses advanced cloud computing and automatic modeling technology to achieve the partial discharge signal measurement, recording, transmission, storage, analysis and exchange, providing powerful technical support for on-site measurement of partial discharge. The measurement personnel collect the partial discharge information by using GDPD-3000C, and the cloud computing can be used to intelligently diagnose the insulation state of detection equipment in real time. Specification Hardware ● Processor: high performance intelligent processor. ● Screen: 4.3inch Touch Screen. ● Operation keys: PVE film keyboard. ● Interface: ● 3.5mm stereo headphone interface ● DC LV current charging interface ● USB 2.0 3G wireless network in... -
OEM Best power transformers Factories – GD-610C Remote Ultrasonic Partial Discharge Detector – HV Hipot
Partial discharge is one of the common reasons of medium and high voltage equipment and cable insulation failures. Partial discharge testing can detect harmful defects and help identify potential future failures. The GD-610C remote ultrasonic partial discharge detector uses an ultrasonic spectrum probe (sensor) to collect ultrasonic signals and analyze the signal to diagnose the charged detection, it is a diagnosis device for the accident of the distribution line. The device determines the line position and the fault type of the faulty hidden line when it is live. After collecting the ultrasonic abnormal signal, it transmits signals to the host, converts it into an audible sound signal and waveform, and finally diagnoses the type of the hidden danger and grade by the analysis software. ... -
China High Quality partial discharge test on transformer Manufacturers – GDPD-3000C Portable Partial Discharge Detector – HV Hipot
GDPD-3000C Portable Ultrasonic Partial Discharge Detector uses advanced cloud computing and automatic modeling technology to achieve the partial discharge signal measurement, recording, transmission, storage, analysis and exchange, providing powerful technical support for on-site measurement of partial discharge. The measurement personnel collect the partial discharge information by using GDPD-3000C, and the cloud computing can be used to intelligently diagnose the insulation state of detection equipment in real time. Specification Hardware ● Processor: high performance intelligent processor. ● Screen: 4.3inch Touch Screen. ● Operation keys: PVE film keyboard. ● Interface: ● 3.5mm stereo headphone interface ● DC LV current charging interface ● USB 2.0 3G wireless network in... -
China High Quality Circuit Breaker Timing Test Equipment Factories – GDGK-501 DC Power Supply – HV Hipot
Features ● Using contact regulators to output voltage and rectify by rectifier bridge. ● The output voltage is continuous adjusted. ● Thermal cut-outs for short-circuit protectors at DC output. ● Small size, light weight. Specifications ● Input Voltage: AC220V±10%, 50Hz, single phase ● Capacity: 3kVA ● Output Voltage: AC 0-260V DC 0-360V ripple: 3% ● Output Current: 10A (continuous), 20A(short time) ● 24vdc, 48vdc, 110vdc, and 250vdc, 15A ● Maximum load current: 20A ● Accuracy: 1.5% of the range ● Temperature: -10℃-45℃, humidity: <80% ● Dimension: 440*340*240 mm ● Weight: 18kg Accessories Test Box 1 set Power cord 1 piece Ground wire 1 piece Test wire 6 pieces Manual 1 piece Factory test report 1 copy Packing list 1 copy -
China High Quality Underground Cable Locator Manufacturer – GD-4136H Cable Fault Locating System – HV Hipot
GD4136H Cable Fault system is an important tool to maintain all kinds of cables. It uses various detection way to test cable faults, which is suitable for different levels voltage power cables and communication cables. The system contains below units: 1.GD-2131H Impulse Generator 2.GD-4132 Cable Fault Locator 3.GD-4133 Multi-pulse Cable Fault Detector 4.GD-4133S Multi-pulse Coupler 5.Other accessories GD-2131H Impulse Generator It’s used to generate HV impulse when using impulse flashover method to detect high impedance fault. Features ● Strong burning ability, max.burning power is 1000W, breakdown point can be burned in short time and the resistance of breakdown point is decreased. ● If working together with GD-4133 Cable Fault Tester, there are two locating ways: a. Low vol... -
OEM Best Primary Injection Test Singapore Exporters – GDKC-15 Series Circuit Breaker Analyzer 2020.12 – HV Hipot
General Information High voltage circuit breaker is one of the most important control equipment in the power system. GDKC-15 Series is used to test the dynamic characteristics of high voltage circuit breaker. It is easy to operate, with high accuracy. GDKC-15 Series GDKC-15A GDKC-15B GDKC-15C GDKC-15D GDKC-15E GDKC-15F GDKC-15G GDKC-15H Metal contact 12 12 12 12 12 12 12 12 Closing resistance 6 6 6 6 6 6 6 Graphite contact 3 3 3 3 6 Double-ended grounding 3 3 3 6 Dynamic resistance(Pre-insertion resistor) 1 1 3 3 3 3 6 Static resistance 1 1 3 3 3 3 6 Ground resistance 3 6 Features ● It is suitable for the mechanical test of all types of SF6 switches, GIS combination appliances, vacuum switches and oil switches. ● Strong an... -
China High Quality clamp meter tester Factories – GDHX-9700 Phase Detector – HV Hipot
General Information 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. It uses double shielding and brand-new digital circuits, with strong anti-interference, accorded with EMC standards, suitable for various electromagnetic interference situations. The high voltage phase signal of measured lead will be transmitted directly after treatment, the handset will receive and make phase comparison, determine the results after phase detection, real-time display phase angle difference and vector. It uses wireless transmission technology, safe and reliable, fast, and accurate, suitable for using at different voltage levels (10... -
China High Quality Shock Pulse Generator Exporters – GDCL-20kV/10kA Impulse Combination Wave Test System Technical Solution – HV Hipot
Application The equipment is according to combination wave testing requirement of the low-voltage power distribution system SPD II product, enable to generate impulse voltage (1.2/50μs) and impulse current (8/20μs), 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 device 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. Standards ● GB 18802.1-2012 GB 18802.1-2012 Surge protective devices connected to low-voltage power distribution systems Par... -
OEM Best Capacitor Testing Meter Suppliers – AC Inductance Resonance Test System for CVT – HV Hipot
GDTL AC Resonant Test System for CVT is series resonance with power frequency specially for CVT. It is smaller size and more lighter weight than traditional device, meet various CVT inspection requirements of voltage with 35kV, 66kV, 110kV, 220kV, 330kV, 500kV. According to customer’s requirement, the reactor can be divided into fixed and adjustable reactor. Features ● Small size, light weight, simple wiring. ● Dry or Oil type reactor, high mechanical strength, good insulation, high reliability. ● Large capacity margin, good output waveform, easy to operate. ● Fully protection function: zero protection, over-voltage protection, over-current protect functions.
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