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China High Quality pd test of transformer Factory – GDJF-2006 Partial Discharge Analyzer – HV Hipot
Features ● With high speed, big capacity data acquisition card. Continuously collect partial discharge data, good repeatability, and high accuracy. ● Functions of testing, analyzing (multi-parameter analysis, two-dimension atlas analysis, three-dimension atlas analysis), data storage, report, and print. Display waveform (ellipse, sine wave, line), discharge value and test voltage. ● Suitable for 50Hz, 150Hz frequency power supply, up to 400Hz. Automatic tracking external power supply frequency. ● Big color LCD screen. Large memory, with USB port. ● With anti-false operation function. Automatic adjusting gain during testing and rectifying. ● Anti-interference design. Specifications ● Capacitance range: 6pF-250μF ● Sensitivity: <0.02pc (capacitance at 50pF) ● Am... -
OEM Best Single Stage Impulse Generator Factory – GD6100 Insulation Oil Tan Delta Tester (Oil Dissipation Factor Tester) – HV Hipot
General Information GD6100 is high-precision instrument for testing dielectric loss angle and volume resistivity of insulating oil or other insulating liquids. With its integrated structure, it contains major components such as dielectric loss oil cup, temperature controller, temperature sensor, dielectric loss test bridge, AC testing power supply, standard capacitors, Megger, DC high voltage source. Features ● Advanced high-frequency induction heating mode, homogeneous heating, high speed, and easy to control. ● All digital technology, automatic measurement. ● Large LCD screen, with printer. ● AC-DC-AC power supply conversion mode. Specifications Conditions -5 ℃ -40 ℃; RH <80% Power Supply AC 220V ± 10% High voltage output 1000V-2200V, every step 200V ... -
OEM Best Dew Point Meter Of Sf6 Gas Manufacturers – GDFJ-311M SF6 Gas Decomposition Product Tester – HV Hipot
General Information GDFJ-311M SF6 Gas Decomposition Product Tester is a portable device designed to measure SF6 gas decomposition product. The core component with electrochemical sensor from Membrapor to test SF6 gas decomposition product. Besides, we also adopt professional hardware chips and excellent software algorithms of STMicroelectronics. Application Decomposition product analysis of SF6 gas insulated electrical equipment Quality detection of recycled SF6 gas R&D use Reference standard DL/T 639-1997: Safety and Protection Guide for Operation Test and Maintenance Personnel of SF6 Electrical Equipment. Guodian No.72 Annex 3[1999] Measures for Quality Supervision and Management of High Voltage Switchgear. GB/T 17626: Electro-magnetic Compatibility – Testing and M... -
OEM Best Ct Transformer Manufacturers – 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... -
China High Quality Gas Leak Detector Usa Suppliers – GDWG-III SF6 Gas Leakage Detector – HV Hipot
Product Description GDWG-III SF6 gas leakage detector, with non-dispersed infrared (NDIR) technology, is mainly used to pinpoint and measure SF6 leakage on GIS and refilling equipment within power industry. The annual leakage rate of SF6 gas electrical equipment is measured with bandaging method. At the same time, the equipment is widely used in power supply bureau, substations, high voltage switch company, laboratory hood and scientific test. Application ● High voltage switchgear ● Helicopter rotor blades ● Gas transmission system ● Fire extinguisher ● Ventilation rate study ● Hazardous material ● Tank Advantages ● No radioactive risk. ● No need to replace high purity argon gas regularly. ● No need to replace sensor regularly, cost-effective. ● No need to make linear calibrati... -
OEM Best Energy meter tester Exporters – GDDO-20C AC/DC Electric Meter Calibration Device – HV Hipot
General Information GDDO-20C AC/DC Electric Meter Calibration Device is used to detect basic error of various power frequency electric instruments in power systems, including voltmeter, ammeter, wattmeter, ohmmeter, single phase & three phase AC energy meters (optional) and basic error of DC volt-meter and ammeter. For meter’s part, it takes high precision power frequency AC collector as core technology, which consists of digital signal processor (DSP) and 16-digit high speed analog-digital converter; For signal source, it uses DSP and 16-digit high speed analog-digital converter to form signal source that produces sine wave signal and distortion wave signal. Features ● Accuracy class of 0.05. When AC voltage, AC current and active power are measured, the device is equip... -
China High Quality Partial Discharge Test On Transformer Factories – Partial Discharge Online Monitoring System of GIS – HV Hipot
General Information Gas-insulated metal-enclosed switches (GIS) and gas-insulated metal-enclosed transmission lines (GIL) are one of the most important devices in the power system. They have the dual tasks of control and protection. If they failed during operation and the problem cannot be solved timely,it will cause serious damage to the grid. Partial discharge fault is a common fault type of GIL/GIS. It is necessary to use GIS partial discharge online monitoring and fault location system to perform real-time online monitoring of GIL/GIS partial discharge signals and analyze and process the measured data and real time give comprehensive judgment of insulation status. Then repair schedule can be arranged according to the monitoring results to avoid major grid accidents caused by equi... -
OEM Best test overvoltage protection relay Exporters – GDJB-6000D Smart Substation Relay Protection Test System – HV Hipot
GDJB-6000D is equipped with high-performance power amplifier and based on the powerful PowerPC+X86 platform. It adopts modular design and have powerful functions, high precision, small size and light weight features. It can test the function and performance of merging unit, relay protection device, measurement and control device, intelligent terminals etc. Very suitable for power plants, substations, various scientific research units and equipment manufacturing enterprises. Features ● Smart Test Module Intelligent test template editing is supported. Test items can be randomly added during the test process and saved as reusable test project files to improve the test efficiency in the final stage of inspection and elimination. ● Automatic testing With on-site protection and digital pr... -
OEM Best Insulation resistance tester 10kv 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 power transformer and instrument transformer Exporters – GDJF-2007 Digital Partial Discharge Analyzer – HV Hipot
Picture only for reference first. GDJF-2007 Digital Partial Discharge Analyzer is widely used for detecting partial discharge of high voltage equipment such as power transformers, instrument transformer, HV circuit breaker, GIS, Zinc oxide surge arrester, power cable. It also can make type tests and monitor insulation operation. It includes main unit, PD software, current transformer, input unit, calibration pulse generator, input adapter, antenna amplifier and connection cable etc. Features ● 12inch LCD display, with portable design, rugged and durable, easy to use. ● Strong anti-interference ability, accurate. Using digital filtering technology, field interference can be effectively eliminated, and partial discharge measurement can be realized in a strong interference environmen... -
OEM Best Loop Resistance Tester 200a Manufacturers – GDKC-15 Series Circuit Breaker Analyzer – HV Hipot
General Information High voltage circuit breaker is one of the most important control equipment in the power system. GDKC-15 Series is used to test the dynamic characteristics of high voltage circuit breaker. It is easy to operate, with high accuracy. GDKC-15 Series GDKC-15A GDKC-15B GDKC-15C GDKC-15D GDKC-15E GDKC-15F GDKC-15G GDKC-15H Metal contact 12 12 12 12 12 12 12 12 Closing resistance 6 6 6 6 6 6 6 Graphite contact 3 3 3 3 6 Double-ended grounding 3 3 3 6 Dynamic resistance(Pre-insertion resistor) 1 1 3 3 3 3 6 Static resistance 1 1 3 3 3 3 6 Ground resistance 3 6 Features ● It is suitable for the mechanical test of all types of SF6 switches, GIS combination appliances, vacuum switches and oil switches. ● Strong anti-interference ability. It ... -
OEM Best electrical ground tester Factories – 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...
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