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  • OEM Best megger insulation tester 5000v Supplier –  GDHX-9500 Phase Detector – HV Hipot

    OEM Best megger insulation tester 5000v Supplier – 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 flash point testers Exporters –  GDZL-50L Oil Filtration Machine – HV Hipot

    China High Quality flash point testers Exporters – 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 Copper Cable Tester Factories –  GDCF-900T Vehicle Mounted Cable Fault Locating System – HV Hipot

    China High Quality Copper Cable Tester Factories – GDCF-900T Vehicle Mounted Cable Fault Locating System – HV Hipot

    Vehicle Mounted Cable Fault Locator system is used for Cable Fault conditioning (burn-down), Pre-Location, Route Location, Pin-pointing & Testing of HV & LV cables of different types&sizes. The set is suitable to carrying out the above-mentioned multifunction on power cables of various voltage levels mainly 33KV, 11KV, 415V and control cables with 1.1 KV grade. The set shall be used for cable types namely XLPE, PVC, PILC with Al / Cu conductor. The cables are laid underground (under plain earth, trenches, or RCC surface, Horizontal Drilling in HDD Pipe), above ground or partly under & partly above ground with maximum cable length around 25Km. The cable fault locator is suitable for fault locating and pinpointing the following types of cable faults. ● High resistance ● L...
  • OEM Best Test Miniature Circuit Breaker Supplier –  GDHL-100B Contact Resistance Tester (Microhm Meter) – HV Hipot

    OEM Best Test Miniature Circuit Breaker Supplier – 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 Cable Fault Locator Fluke Factory –  GD-4138H Cable Fault Locating System – HV Hipot

    OEM Best Cable Fault Locator Fluke Factory – GD-4138H Cable Fault Locating System – HV Hipot

    GD-4138H Mobile Cable Fault Locating System is important tool to maintain all kinds of cables. It is compatible equipment that can trace, locate the underground cables, with fault distance measurement and HV generation. As it is movable device, it is convenient to carry on-site. If acoustic locator is used together, it can locate accurate position of cable fault point. Application is underground cable, aerial cable, power cable, local cable, communication cable and fiber cable. Typical fault to be detected includes ● High impedance flash-over fault ● High impedance leak ● High/low resistive grounding ● Short-circuit fault ● Open-circuit fault ● Poor connection/Disconnection GD-4138L system includes ● GD-4138H main frame (Coupling device, Sphere gap, HV generator are inside) ● GD-...
  • China High Quality Capacitance Meter Circuit Suppliers –  PD free Variable Frequency Test System – HV Hipot

    China High Quality Capacitance Meter Circuit Suppliers – PD free Variable Frequency Test System – HV Hipot

    GDYT-350kVA/70kV PD free Resonant Test System is composed of PD free variable frequency power supply, HV measuring box, excitation transformer, isolation transformer, Resonant reactor, and capacitive voltage divider. This test system does not have the problem of excessive starting current. Using a smaller capacity power supply can complete a test equivalent to 30 to 60 times of the power supply, which greatly alleviates the problem of insufficient capacity of the field test power supply. Features ● Safety and reliable. It has many functions, including discharge and breakdown protection, over-voltage and over-current setting protection, test power off protection, zero protection, over-heat protection etc. When any protection happened, the system will immediately cut off output and po...
  • OEM Best Pulse Generator Price Suppliers –   GD6800  Capacitance and Dissipation Factor Tester – HV Hipot

    OEM Best Pulse Generator Price Suppliers – GD6800 Capacitance and Dissipation Factor Tester – HV Hipot

    GD6800 measures the capacitance and dielectric loss factor (tgδ) of high voltage electric equipment. It is integrated structure, built-in dielectric loss test bridge, variable frequency adjustable power supply, boosting transformer and SF6 standard capacitor. High voltage source is generated by internal inverter of the instrument, which is used for testing test object after transformer boost. If adding a insulation cup and temperature control device, dielectric loss of insulating oil can be tested. Features ● Touch LCD screen display. ● Calendar chip and large storage inside. Save testing result according to time order, check history record and print the result. ● The instrument data can be exported through U disk, and can be used to view and manage the data through the software on P...
  • China High Quality earth pit tester Supplier –  GDCR3000B Digital Earth Resistance Tester – HV Hipot

    China High Quality earth pit tester Supplier – GDCR3000B Digital Earth Resistance Tester – HV Hipot

    General Information GDCR3000B Earth Resistance/Soil Resistivity Tester is special designed for measuring earth resistance, soil resistivity, earth voltage and AC voltage. The latest digital and micro processing technology is adopted, to measure earth resistance by 4-pole, 3-pole or 2-pole. FFT(Fourier transform) technology, AFC(automatic frequency control) technology is also available, with good anti-interference ability and the ability to adapt to the environment, to ensure high precision, high stability and reliability. It’s widely used for measurement of electric power, telecommunications, meteorology, oil field, construction, lightening protection, industrial electrical equipment. GDCR3000B is composed of host machine, monitoring software, testing cables, auxiliary earthing rod, ...
  • OEM Best Ct/Pt Metering Set Manufacturers –  GDHG-106B  CT/PT Analyzer – HV Hipot

    OEM Best Ct/Pt Metering Set Manufacturers – 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...
  • OEM Best power usage meter test Factories –  GDPQ-300A Handheld Power Quality Analyzer – HV Hipot

    OEM Best power usage meter test Factories – GDPQ-300A Handheld Power Quality Analyzer – HV Hipot

    Features ● The instrument is a high-precision test instrument specially used to detect power quality problems such as waveform distortion, harmonic content and three-phase unbalance in the power grid. It also has the functions of electrical parameter test and vector analysis. ● Can accurately measure voltage, current, active power, reactive power, phase angle, power factor, frequency and other electrical parameters. ● It can display the vector diagram of the measured voltage and current. The user can analyze the vector diagram to get the correctness of the wiring of the metering equipment. ● The current is measured by a clamp-type transformer. Operator does not need to disconnect the current loop when measuring with a clamp-type current transformer, the measurement can be convenientl...
  • China High Quality ppm test of transformer oil Suppliers –  GDZL-503 Automatic Interfacial Tension tester – HV Hipot

    China High Quality ppm test of transformer oil Suppliers – GDZL-503 Automatic Interfacial Tension tester – HV Hipot

    Intermolecular forces will generate interface tension and surface tension of liquids. The value of tension reflects liquid sample’s physics and chemical properties, which is one of the most important index for product quality. GDZL-503 automatic interfacial tension tester tests kinds of liquid surface tension and interface tension according to ring method which is simple and accurate. It is widely used in electric, petroleum, chemical,medicine, food and teaching filed. Features ● Exclusive and quick response electromagnetic balance sensor is adopted, to improve the accuracy of the measurement and degree of linearity. ● Only using one point calibration, to solve the problem of previous sensor which needs multi-point calibration. It is no need to use zero potentiometer and full s...
  • OEM Best Ac Capacitor Discharge Tool Supplier –  PD free Variable Frequency Test System – HV Hipot

    OEM Best Ac Capacitor Discharge Tool Supplier – PD free Variable Frequency Test System – HV Hipot

    GDYT-350kVA/70kV PD free Resonant Test System is composed of PD free variable frequency power supply, HV measuring box, excitation transformer, isolation transformer, Resonant reactor, and capacitive voltage divider. This test system does not have the problem of excessive starting current. Using a smaller capacity power supply can complete a test equivalent to 30 to 60 times of the power supply, which greatly alleviates the problem of insufficient capacity of the field test power supply. Features ● Safety and reliable. It has many functions, including discharge and breakdown protection, over-voltage and over-current setting protection, test power off protection, zero protection, over-heat protection etc. When any protection happened, the system will immediately cut off output and po...

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