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OEM Best Ct And Pt Factories – GDHG-201P CT/PT Analyzer – HV Hipot
Features ● Full function and can satisfy all kinds of CT (protection CT, measuring CT, TP) test requirements, such as excitation characteristic test, turn ratio, polarity, secondary winding resistance, secondary burden, ratio error, angular difference and etc. Also can used to test excitation characteristic, turn ratio, polarity, secondary winding resistance, ratio error, angular difference and etc of all kinds of PT. ● Field verification of CT does not require standard current transformers, current injector, load bank, voltage regulating controller and large current cables. Very simple test wiring and operation are used to realize the current transformer verification, which greatly reduces the work intensity and improves the work efficiency, and facilitates the field verification of... -
OEM Best Circuit Breaker Test Equipment Factories – GDHL-100B Contact Resistance Tester (Microhm Meter) – HV Hipot
Description The performance of the conductive circuit of the circuit breaker is important to ensure the safe operation of the switch. The pros and cons of the conductive performance can be reflected by the size of the resistance of the conductive loop. Therefore, the IEC standard and the manufacturer have stipulated that the loop resistance should be measured, and there are clear specifications for the loop resistance of various types of switches. The loop resistance tester is a testing instrument meets the requirements of GB50150-2006 and DL / T 845.4-2004 regulations. It is widely applicable to the measurement of contact resistance, loop resistance, cable, wire, and weld contact resistance of various electrical switches. Application ● High,middle and low voltage circuit breakers... -
OEM Best ultrasonic flaw detectors Factory – GDYZ-301A Zinc Oxide Surge Arrester Tester – HV Hipot
It is the special equipment of testing zinc oxide electric performance. The instrument can accurately and stably measure the arrester resistive current and the monitor counter action parameters while the equipment is running. It can also check the monitor ammeter. Features ● 8inch color LCD touch screen, high speed thermal printer. ● The measurement data of wire and wireless is the same. ● Wireless sampling, with long distance. A. Wired: indoor use, or on-site where the PT sampling wiring cabinet is near with tested lightning arrester. B. Wireless: outdoor use, or on-site where the PT sampling wiring cabinet is far from tested lightning arrester, wireless distance is up to 1000M. ● Three-phase can be measured at the same time. The resistive current of 3channels can be measured at ... -
China High Quality High Voltage Capacitors For Sale Suppliers – DC Hipot Test Set GDZG-S – HV Hipot
Features ● Electronic control and tune, easy to operate. ● The date of voltage and current are recorded in the panel, reading without conversion. ● One minute timing and tip function. ● Perfect overvoltage and over-current protection function inside, also zinc oxide overvoltage protection outside, which ensure safety of generator. ● Both control unit and doubler packed with special shockproof aluminum alloy cabinet, easy to move. ● Portable design, suitable for on-site testing. Specifications Items(kV/mA) parameter 50/100 50/120 60/150 60/200 60/300 Output voltage(kV) 50 50 60 60 60 Output current(mA) 100 120 150 200 300 Output power(W) 5000 6000 9000 12000 18000 Voltage measurement error ≤1.0% ±1digit Current measu... -
China High Quality Ct And Pt Exporters – GDHG-106B CT/PT Analyzer – HV Hipot
Features ● Finish all testing items by itself, no need to connect auxiliary equipment. ● Intelligent controller is adopted. ● Built-in printer, to print results easily. ● Large screen LCD, graphically display. ● Auto display excitation knee point value, 5% and 10% error curve. ● Save 3000 groups data and it is not lost after power down. ● With USB port. The data can be saved in USB disk and read by PC (WORD format file). ● Portable design, suitable for on-site test. ● Engineering plastic box with damping, strong and reliable. Specifications Main functions CT (protection type, metering type) PT Voltage current characteristic curve (excitation characteristic) Voltage current characteristic curve (excitation characteristic) Auto calculate knee point value Auto calculate knee p... -
China High Quality closed cup flash point Exporters – GDW-102 Oil Dew Point Tester (Coulometric Karl Fischer Titrator) – HV Hipot
Coulometric Karl Fischer technology is applied to measure precisely trace moisture the measured sample contains.The technology is widely used for accuracy and cheap test cost.The Model GDW-102 measure precisely trace moisture on liquid, solid and gas samples according to the technology. It’s used in electricity, petroleum, chemicals, foods and so on. Features ● Use improved PWM electrolysis circuit to reduce the power dissipation of the instrument. ● High precise measuring electrode signal and circuit detection make the electrolytic end decision quickly and precisely with strong anti-interference ability. ● Use methods of electrolyte blank current compensation and electrolyte balance drift compensation to devise testing result. ● Built in three calculation formula to generate r... -
China High Quality Underground Cable Fault Locator Manufacturers Factories – GD-2134A Cable Identifier – HV Hipot
The purpose of the cable identifier is to accurately identify one of the target cables from multiple cables and avoid serious accidents caused by wrong sawing of live cables. Cable identification starts from the operation of both ends of the cable, it must be ensured that the double number on both ends of the cable is accurate. GD-2134A Cable Identifier is only suitable for on-site identification of de-energized cables. It is strictly forbidden to connect the cable identifier to the running power cable! Features ● Handheld receiver automatically identify and display the results to ensure that the results of cable identification are 100% accurate. Light weight and powerful, easy to carry. ● Suitable for on-site identification of de-energized cables. ● Both transmitter and handheld re... -
OEM Best earth ground tester kit Supplier – Online Insulation Monitoring Device for DC System – HV Hipot
General Information GDF-5000/OL Online Insulation Monitoring Device for DC System is used for real-time online monitoring of insulation status of DC bus and branch. This device adopts the detection method of DC balanced resistance. It does not produce any AC or DC interference signal to busbar, and will not cause the artificial insulation resistance drop. It is suitable for power plants and substations of any voltage level. GDF-5000/OL’s unique stability and anti-distributed capacitance make it more suitable for bus system under complex working conditions, standard instrument structure, compact size, convenient installation and better applicability. GDF-5000/OL has LCD display, full software function control, perfect man-machine interface, easy operation and use. Features ● ... -
China High Quality insulation tester kyoritsu model 3125 Factories – GDHX-9500 Phase Detector – HV Hipot
General Information 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. 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 (6V-50... -
China High Quality PT testing kit Suppliers – 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... -
OEM Best clamp current meter Manufacturers – Dielectric Loss Tester for Live Capacitive Equipment GDDJ-HVC – HV Hipot
General Information There are usually two ways to monitor the insulation condition of high voltage electrical equipment in substations: online monitoring and live (portable) online detection. The former one can obtain the characteristic parameters reflecting the abnormal insulation of the equipment at any time, which is convenient for automatic management. However, the investment is relatively large, the installation and construction are relatively troublesome, and regular maintenance is needed. For the latter, it has the advantages of low investment, highly targeted, easy to install, maintain and update. If the sampling unit is installed in the electrical equipment in advance, a regular detection can be done for electrical equipment in operation, and insulation flaw can be found in ... -
OEM Best Voltage Tester Manufacturers – DC Hipot Test Set GDZG-S – HV Hipot
Features ● Electronic control and tune, easy to operate. ● The date of voltage and current are recorded in the panel, reading without conversion. ● One minute timing and tip function. ● Perfect overvoltage and over-current protection function inside, also zinc oxide overvoltage protection outside, which ensure safety of generator. ● Both control unit and doubler packed with special shockproof aluminum alloy cabinet, easy to move. ● Portable design, suitable for on-site testing. Specifications Items(kV/mA) parameter 50/100 50/120 60/150 60/200 60/300 Output voltage(kV) 50 50 60 60 60 Output current(mA) 100 120 150 200 300 Output power(W) 5000 6000 9000 12000 18000 Voltage measurement error ≤1.0% ±1digit Current measu...
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