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  • China High Quality Capacitor In Transformer Suppliers –  AC High Voltage Test Sets for GIS – HV Hipot

    China High Quality Capacitor In Transformer Suppliers – AC High Voltage Test Sets for GIS – HV Hipot

    Applications  ● Transformer ● GIS system ● SF6 switchgear ● Cables ● Bushing ● Insulator ● CT/PT ● Other capacitive devices Features ● Small temperature rises at rated load. Dry or Oil type reactors, high mechanical strength, good insulation, nice and reliable. ● Adjustable capacity of frequency control source. Strong protection, good stability. With multiple working mode, easy to operate. ● With 220V or 380V single phase power, convenient for on-site power sourcing. ● Flexible configuration. Different type reactors for optional, meet different test object requirements. Multifunctional, cost effective. Specifications ● Rated output voltage: based on different test objects. ● Output frequency: 20- 300Hz. ● Waveform: pure sine wave, THD <1.0%. ● Max. capacity: 1000kVA and belo...
  • China High Quality single phase relay test set Manufacturers –  GDJB-1200A Six Phase Relay Protection Test Set – HV Hipot

    China High Quality single phase relay test set Manufacturers – GDJB-1200A Six Phase Relay Protection Test Set – HV Hipot

    Features ● Output up to 6-phase voltage 6-phase current, which can be combined to realize conventional 4-phase voltage 3-phase current type, 6-phase voltage type, 6-phase current type, and 12-phase output mode. ● High-performance embedded industrial control computer and 8.4-inch large-screen high-resolution color TFT liquid crystal display, which can provide rich and intuitive information, including the current working status of the device, next working tips and various help information; ● The output uses a high-fidelity, high-reliability modular linear power amplifier instead of a switch-type power amplifier for superior performance. It will not generate high and medium frequency interference to the test site, and it will ensure excellent waveform smoothing and accuracy from high cu...
  • OEM Best earth resistevity testing Suppliers –  GDWR-5A Earth Resistance Tester for Ground Grid – HV Hipot

    OEM Best earth resistevity testing Suppliers – GDWR-5A Earth Resistance Tester for Ground Grid – HV Hipot

    Product Description 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. The instrument is an integrated structure, built-in variable frequency power supply module, and the output power supply is continuously variable frequency adjustable. The frequency can be changed to 45Hz or 55Hz, and the built-in high-speed processor core adopts high-end digital filtering technology, which effectively avoids the interference of the power frequency electric field to the test, and fundamentally solves the problem of accurate measurement und...
  • China High Quality transformer insulation resistance test Supplier –  GDPD-3000C Portable Partial Discharge Detector – HV Hipot

    China High Quality transformer insulation resistance test 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...
  • China High Quality Gas Leak Test Manufacturer –  GDSF-311WPD 3-in-1 SF6 Gas Analyzer – HV Hipot

    China High Quality Gas Leak Test Manufacturer – GDSF-311WPD 3-in-1 SF6 Gas Analyzer – HV Hipot

    General Information GDSF-311WPD (GDSF-411WPD) is an ideal instrument when it is necessary to test water content, purity and decomposition products of SF6 gas. The core component of dew point test is DRYCAP®  series sensors produced by Finland Vaisala company. The infrared principle SF6 gas purity testing sensor manufactured by European Sensor Company is used to test the purity of SF6 gas. The electrochemical sensor manufactured by Mombabo Company in Switzerland is used as the sensing element for the test of SF6 gas decomposition products. With professional hardware chips and excellent software algorithms of STMicroelectronics, we have produced a new generation of 3-in-1 gas analyzer. Application Features Specification SF6 Humidity ● Measurement method: Resistive and Capaci...
  • China High Quality measuring for insulation rasistance the best choice would be Factories –  GDHX-9700 Phase Detector – HV Hipot

    China High Quality measuring for insulation rasistance the best choice would be 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...
  • OEM Best Gas Leak Test Factories –  GDWS-311CM SF6 Gas Dew Point Tester (Chilled Mirror Method) – HV Hipot

    OEM Best Gas Leak Test Factories – GDWS-311CM SF6 Gas Dew Point Tester (Chilled Mirror Method) – HV Hipot

    General Information GDWS-311CM is ideal instrument when it is necessary to test water content of SF6 gas. The core component sensor is produced by GE company. With professional hardware chips and excellent software algorithms of STMicroelectronics, we have produced a new generation of gas moisture test instrument. Application ● Moisture monitoring of SF6 gas electrical equipment for electric power. ● SF6 gas cylinder gas quality test  ● High purity gas manufacturing  ● Semiconductor industry dry gas supply ● Research and development use ● Clean room/dry house monitoring   ● Metal heat treatment site and laboratory industrial gas humidity detection, such as air, CO2, N2, H2, O2, SF6, He, Ar and other inert gases. Features ● Better than ±2℃ measurement accuracy.  ● The whole chan...
  • OEM Best Sf6 Analyzer Instrument Suppliers –  GDJD-3A SF6 gas Density Relay Calibrator – HV Hipot

    OEM Best Sf6 Analyzer Instrument Suppliers – GDJD-3A SF6 gas Density Relay Calibrator – HV Hipot

    Product Description GDJD-3A SF6 gas Density Relay Calibrator is automatic calibrator, which uses embedded microprocessor to proceed performance calibration for all kinds of SF6 gas density relay. It is also a portable device which can make standard conversion for SF6 gas pressure at any environmental temperature. This device is mainly used for SF6 gas products production, maintenance and monitoring in power system. Features ● Automatically calibrate density relay and pressure gauge. ● Compact design, small size, and light weight, easy to carry. ● Color LCD screen, Windows menu. ● The power supply has UPS function, suitable for field operation. ● With mini-printer, to print test result directly. ● Good sealing property, do not waste SF6 gas during calibration. ● The two ends of con...
  • OEM Best Partial Discharge Measurement Factory –  GDJF-2008 Partial Discharge Analyzer – HV Hipot

    OEM Best Partial Discharge Measurement Factory – GDJF-2008 Partial Discharge Analyzer – HV Hipot

    GDJF-2008 Partial Discharge Detector is measuring partial discharge for the products such as transformers, mutual inductors, HV switches, zinc monoxide arresters and power cables. It also can make type tests and monitor insulation operation. This type has the advantages of high sensitivity, wide range of capacitance, being well equipped for input unit impedance detecting and more variants of frequency bands (9 in all). After proper setting, the discharge impulse amount can be read directly. The indicating and digital meters are shown simultaneously. This detector is widely applied in power stations, manufacturers, and institutions. Use Condition ● Ambient temperature: 0-40℃±2℃. ● Relative humidity: ≤80% ● Power supply: 220V±10%, 50HZ. ● No violent vibration and mechanical shock. ● Th...
  • OEM Best Manufacturers Of Ct Analyzer Factory –  GDHG-108A CT/PT Tester – HV Hipot

    OEM Best Manufacturers Of Ct Analyzer Factory – GDHG-108A CT/PT Tester – HV Hipot

    GDHG-108A CT/PT Tester supports test voltage method to test bushings CTs which installed on transformer or inside switch-gear, suitable for the laboratory and on-site detection. Itcan be easily and conveniently done voltage current characteristic, transformer ratio, ratio and phase angle error, load test items on CT/PT. Features ● Using the voltage detection principle to measure CT and PT. ● To meet the requirements of GB1207, GB1208, GB168-47 (IEC60044-1.6) and other standards. ● No external auxiliary equipment, a single machine can complete all test items. ● With high speed micro printer: real-time print the test result. ● Using intelligent controller, operation is simple. ● 5inch LCD screen display. ● Automatically given CT/PT (excitation) knee point value. ● Auto display 5% and 1...
  • China High Quality oil test Suppliers –  GDZL-50L Oil Filtration Machine – HV Hipot

    China High Quality oil test Suppliers – GDZL-50L Oil Filtration Machine – HV Hipot

    General Information The machine GDZL-50L can effectively remove moisture, gas and impurities in the insulating oil, improve the pressure resistance of the oil and the quality of the oil, to ensure the safe operation of the power equipment. It is mainly used in the power sector and industrial and mining enterprises to deal with unqualified transformer oil, transformer oil, switch oil and so on. Features ● Small size and high efficiency, easy to move. It is especially suitable for live working on site. It also can dry the moisture of power equipment, and conveniently vacuum the power equipment. ● Infrared liquid level automatic control device, system pressure automatic protection device and high-efficiency degassing components are adopted in the structure. The operation is convenient and ...
  • China High Quality Power Cable Tracer Factories –  GD-4136H Cable Fault Locating System  – HV Hipot

    China High Quality Power Cable Tracer Factories – 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...

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