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OEM Best Voltage Tester Manufacturers – GDCL-10kA Impulse Current Generator – HV Hipot
Working Environment ● Environmental temperature: -10℃ to 40℃ ● Related humidity: ≤ 85% RH ● Altitude: ≤ 1000m ● Indoor use ● No conductive dust, no fire or explosive danger, no corrosive metal or insulation gas. ● Power voltage waveform is sine wave, distortion rate <5% ● Earth resistance is no more than 1Ω. Applied Standard IEC60099-4: 2014 Surge Arresters-Part 4: Metal-oxide surge arresters without gaps for a.c. systems. GB311.1-1997 Insulation coordination of HV Power transmission and transformation. IEC 60060-1 High Voltage Testing Technique- General Testing Requirement. IEC 60060-2 High Voltage Testing Technique- Measurement System. GB/T16896.1-1997 Digital Recorder of High Voltage Impulse Test. DLT992-2006 Implementing Rules for Impulse Voltage Measurement. DL/T613-1997 T... -
OEM Best Underground Cable Detector Factories – 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 Gas Purity Check Factories – GDWG-V SF6 Gas Leak Detector (IR type, Double display) – HV Hipot
Product Description GDWG-V SF6 Gas Leak Detector is infrared red type leak detector (NDIR technology) with double display. It is color INCELL TFT display and real-time shows SF6 concentration. It rapidly detects SF6 breaker, GIS leakage point and yearly leakage rate qualitatively and quantitatively. It is a good device suitable for power supply department, installation and overhaul unit, power test institute. Application ● High Voltage Switch Equipment ● Rotor vane of helicopter ● Gas transmission system ● To detect fire extinguisher ● Ventilation efficiency research of Buildings ● To detect danger Advantages ● No radiation. ● No need to replace high pressure high pure argon gas regularly. ● No need to approach high pressure gas. ● No need to replace sensors regularl... -
China High Quality How To Detect Bad Quality Of Sf6 In Gis Manufacturers – GDSF-311WP SF6 Dew Point and Purity Tester – HV Hipot
General Information GDSF-311WP is ideal instrument when it is necessary to test water content and purity 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 Specification SF6 ... -
OEM Best decade boxes Manufacturer – GDF-3000 DC System Earth Fault Detector – HV Hipot
General Information In DC system, there are many earth faults including indirect earth fault, non-metal earth fault, loop earth fault, positive and negative earthing fault, positive and negative balance earth fault, multi-point earth fault. GDF-3000 Earth Fault Tester for DC System locates these earth faults and displays the parameters of system voltage, earth voltage, earth resistance and earth impedance of branches accurately. Functions ● System ground voltage measurement function, the instrument can measure the system ground voltage, negative to ground voltage, system voltage, can achieve 0-300V voltage monitoring range. ● System insulation impedance measurement function, the instrument can measure the positive to ground insulation impedance and the negative to ground insulatio... -
China High Quality Underground Cable Detector Price Suppliers – GD-2136H Cable Fault Locating System – HV Hipot
GD2136H Cable Fault system is 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-2132 Cable Fault Locator 3. GD-2133 Cable Fault Tester 4. 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-2133 Cable Fault Tester, there are two locating ways: a. Low voltage pulse: If only using GD-2133, open circ... -
China High Quality Portable Digital Circuit Breaker Analyzer Suppliers – GMDL-02A HV Circuit Breaker Analog Device – HV Hipot
General Information GMDL-02A high-voltage circuit breaker simulation device is manufactured using the principles of large-scale field programmable gate arrays, power electronic devices with protection, etc. The open coil is designed according to an independent loop, which can simulate the three-phase and split-phase operation of the voltage level of 6-110KV. The action behavior of the single open coil circuit breaker is suitable for the selection of power systems, industrial and mining enterprises, scientific research institutes, professional colleges, and protection manufacturers. It is used as a substitute for actual circuit breakers in the transmission test of the entire system of relay protection and automatic devices with switches. The action is accurate, reliable, and the numbe... -
OEM Best test meger Manufacturers – GD3128 Series Insulation Resistance Tester – HV Hipot
General Information GD3128 series Insulation Resistance Tester has perfect testing function of various insulation resistance parameters and excellent anti-interference ability, which can be used to test the insulation resistance of large capacity high voltage electrical equipment and transmission lines in strong inductive environment such as substation. The instrument adopts true color touch screen, all test data and battery power are displayed on the same screen at a glance, and the combination of knob switch and key makes the operation very simple. The user does not need to memorize the operation method. Click “HELP” on the screen to pop up the operation method, which can effectively guide the user to operate the instrument. The instrument has the function of fast disch... -
China High Quality Sc Capacitor Factories – Partial Discharge Test System GDYT series – HV Hipot
GDYT is mainly used for testing frequency voltage insulation level of various insulation materials, insulation structure and electrical products, also as partial discharge frequency testing power supply for testing object such as transformer, mutual inductor and lightning arresters. It widely used in electrical manufacturing, power operation departments, research institutes and universities. It includes below components 1. Hipot Test Control Unit GDYD 2. PD-free Gas type transformer YDQW 3. Coupling capacitor 4. Protective resistor 5. Isolation filter LBQ 6. Partial discharge detector Features ● Advanced PD-free epoxy insulating tube, small partial discharge capacity. ● Low impedance voltage, better than national standard. ● Automatic co... -
OEM Best protective relay tester Manufacturer – 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... -
China High Quality for measuring insulation resistance the best choice would be 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... -
OEM Best circuit breaker insulation resistance test Manufacturer – GDPD-414H Handheld Partial Discharge Detector – HV Hipot
Pictures for reference only. The GDPD-414H handheld Partial Discharge Detector adopts smart quick intelligent power test system (Soft No. 1010215, trademark registration number 14684481). It can flexibly configure various sensors according to different products to be tested. TEV, ultrasonic and HFCT are suitable for partial discharge detection of high-voltage switchgear and ring network cabinet; Ultrasonic and UHF are suitable for detecting GIS; Ultrasonic and HFCT are suitable for testing power cable. The built-in expert diagnosis system can analyze the test data and judge the discharge energy and possible parts. It is widely used in electric power and railway. Features ● Portable ABS engineering chassis. All PD detection hosts, tablets, sensors, chargers and signal cables are placed...
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