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  • China High Quality High Voltage Meter Manufacturer –  GDB-P Auto Transformer Turns Ratio Tester – HV Hipot

    China High Quality High Voltage Meter Manufacturer – GDB-P Auto Transformer Turns Ratio Tester – HV Hipot

    General Information According to IEC and the relevant national standards, transformer turns ratio test is a necessary project in the process of power transformer production, user handover and maintenance test. This way can effectively monitor the quality of transformer products in the factory and use process, prevent transformer turn to turn short circuit, open circuit, connection error, internal fault or contact fault of tap changer. GDB-P Transformer turns ratio tester has the characteristics of simple operation, complete function, stable and reliable data. So far, GDB-P is the first one in China can carry out blind measurement (enable to accurate measurement and measurement phase angle without knowing the connection mode and the group’s condition of the tested transformer); ...
  • China High Quality Sf6 Analyzer Supplier –  GDP-8000CM SF6 Gas Dew Point Tester (Chilled Mirror Method)  – HV Hipot

    China High Quality Sf6 Analyzer Supplier – GDP-8000CM SF6 Gas Dew Point Tester (Chilled Mirror Method) – HV Hipot

    General Information GDP-8000CM Portable Chilled Mirror SF6 Gas Dew Point Tester is specially designed for SF6 gas micro moisture detection used in the whole temperature zone of the power industry, which is based on Stryn refrigeration and chilled mirror measuring principle. It not only solved the problem that Peltier’s refrigeration principle mirror surface dew point tester could not be used in the high temperature field, but also solved the problem that the test data of the resistive and capacitive moisture meter can not be stable, the test speed is slow, and the measurement data is inaccurate. The moisture content of SF6 gas can be detected at a temperature of less than 60ºC in the environment with the accuracy of dew point ±0.2ºC. This product has fast test speed, stable per...
  • OEM Best harga megger digital 10.000 volt kyoritsu Manufacturer –  GDWR-5A Earth Resistance Tester for Ground Grid – HV Hipot

    OEM Best harga megger digital 10.000 volt kyoritsu Manufacturer – 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 distribution transformer and power transformer Factory –  GDPD-313M Portable Partial Discharge Detector – HV Hipot

    China High Quality distribution transformer and power transformer 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...
  • China High Quality Gas Leak Detector Usa Factories –  GDWS-311RC SF6 Gas Dew Point Tester – HV Hipot

    China High Quality Gas Leak Detector Usa Factories – GDWS-311RC SF6 Gas Dew Point Tester – HV Hipot

    General Information GDWS-311RC is ideal instrument to test dew point of SF6 gas. The core component is DRYCAP series sensors produced by Finland Vaisala 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. ● All gas path are ...
  • OEM Best Gas Filling And Recycling Manufacturers –  GDP-311PCAW 3-in-1 SF6 Quality Analyzer – HV Hipot

    OEM Best Gas Filling And Recycling Manufacturers – GDP-311PCAW 3-in-1 SF6 Quality Analyzer – HV Hipot

    General Information GDP-311PCAW SF6 gas quality analyzer is a portable device designed to measure SF6 gas purity, dew point, composition, CF4 content and air content. The core component with  NDIR sensor produced by European sensor company to test SF6 gas purity, RC sensor produced by Vaisala, Finland to test dew point, NDIR sensor produced by Smartgas, Germany to test SF6 gas decomposition product–CF4. the air sensor adopts itg technology. Besides, we also adopt professional hardware chips and excellent software algorithms of STMicroelectronics. Application ● SF6 analysis fo power system ● SF6 gas cylinder gas quality test ● Quality test of SF6 gas for recovery and reuse ● High purity gas manufacturing ● Semiconductor industry dry gas supply ● Research and development use  ...
  • OEM Best Circuit Breaker Test Equipment Manufacturer –  GDKC-12A (GDKC-12B) (GDKC-13A) Circuit Breaker Analyzer – HV Hipot

    OEM Best Circuit Breaker Test Equipment Manufacturer – GDKC-12A (GDKC-12B) (GDKC-13A) Circuit Breaker Analyzer – HV Hipot

    General Information High voltage circuit breaker is one of the most important control equipment in the power system. GDKC-12A/B (GDKC-13A) is used to test the dynamic characteristics of high voltage circuit breaker. It is easy to operate, with high accuracy. Features ● Time: the open/close time, in phase synchronization, phase-to-phase synchronization of 12contacts. ● Closing resistor: pre-switching time, pre-switching waveform and resistance of the closing resistor of 6 channels. ● Reclosure: close-open, open-close, open-close-open time for each contact. ● Bounce: close bounce time, times, process and waveform of each contacts. ● Velocity: velocity at contact open or close, maximum speed, time-travel characteristic curve; first open, first close and second open velocity of reclosure. ●...
  • OEM Best Capacitance Bridge Meter Factory –  AC Dielectric Test Equipment with manual control unit GDYD-M – HV Hipot

    OEM Best Capacitance Bridge Meter Factory – AC Dielectric Test Equipment with manual control unit GDYD-M – HV Hipot

    Application AC Hipot testing is the effective and direct way to test insulation strength for electric equipment, apparatus, or machines. It checks dangerous flaws which assure electric equipment continuous working. Typical applications include testing of transformers, switchgear, cables, capacitors, aerial motors platforms, hot sticks bucket bricks, vacuum bottles and other related equipment like vacuum interrupters, blankets, ropes, gloves, hydraulics hose, instruments transformers generators. Features ● Pointer display panel mounted controls & indicators with easy-to-read legend. ● Monitoring high voltage side voltage, low voltage side current and indicator of zero, power, working start, timing. ● Over-current protection, zero-starting protection, sound, and light alarm. ● C...
  • China High Quality No load meter Factory –  GDHX-9500 Phase Detector – HV Hipot

    China High Quality No load meter Factory – 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 Type Test Circuit Breaker Manufacturer –  GDSL-D Seriese Digital Primary Current Injection Test Set – HV Hipot

    China High Quality Type Test Circuit Breaker Manufacturer – GDSL-D Seriese Digital Primary Current Injection Test Set – HV Hipot

    Adoption of Standard ● DL/T 596-2005 “Procedure Test Procedures for Electrical Equipment” ● GB1094.1-GB1094.6-96 “Shell protection level” ● GB2900 “Electrical Terminology” ● GB/T16927.1~2-1997 “High Voltage Test Technology” ● GB4793-1984 “Safety Requirements for Electronic Measuring Instruments” ● GB191 “Package Storage and Transportation Mark” ● GB/T.311-1997 “Insulation and coordination of high voltage power transmission and transformation equipment” Features ● Using high conductivity copper as the output electrode, the contact surface is large and the flow capacity is strong. ● Brushed aluminum plate with a new process, simple and eye-catching, wear-resistant and pollution-resistant. ● The all-...
  • China High Quality megger instrument Factories –  GD2000D Insulation Resistance Tester – HV Hipot

    China High Quality megger instrument Factories – GD2000D Insulation Resistance Tester – HV Hipot

    General Information GD2000D digital insulation resistance tester produced by our company uses an embedded industrial single chip real-time operating system. The digital analog pointer and digital field code display are perfectly combined. This series of meters has a variety of voltage output levels (250V, 500V, 1000V, 2500V, 5000V, 10000V), large capacity, strong anti-interference, analog pointer and digital synchronous display, AC and DC dual-use, simple operation, automatic calculation of various insulation indicators (absorption ratio, polarization index), various measurement results with anti-power-down function, etc. It is an ideal test instrument for measuring the insulation resistance of large-capacity transformers, transformers, generators, high-voltage motors, power capacito...
  • China High Quality secondary injection test Manufacturers –  GDJB-II SECONDARY CURRENT INJECTION TEST SET – HV Hipot

    China High Quality secondary injection test Manufacturers – GDJB-II SECONDARY CURRENT INJECTION TEST SET – HV Hipot

    Features A. Working conditions 1. Power supply: AC 220V±10%,50Hz 2. Working environment: Temperature -10℃~40℃; Humidity: ≤85% 3. Atmosphere: 86-106kPa B. Output power supply 1. AC voltage: 0-220V/3A  Adjustable 2. AC current: 0-100A/7V (200A can be customized);  0-20A/25V  Adjustable; 0-5A/5V  Adjustable 3. DC voltage: 0-220V/3A  Adjustable 4. DC current:0-20A/25V 5. Fixed voltage output: DC 24V/48V/110V/220V 6. Current/Voltage accuracy: ±1%. C. Performance Index 1. Ammeter and voltmeter: 41/2 digit. 2. Digital millisecond meter: 0-99.9999s(999.999s can be customized) Resolution: 0.1ms. D. Functions 1. Measure relay: Measure start value, return value and drop-off to pick-up ratio of current, voltage relay. 2. Time relay: Measure start value, return value and action time. 3. Intermed...

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