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UHV Series AC resonant Test System
UHV Series AC resonant Test System can conduct the Withstand Voltage test for 0~ 1000kV cable, hydraulic generator, main Transformer, Bus, GIS, Switchgear and other electric instrument etc. And the system is mainly composed by AC Power Source, Excitation Transformer, High voltage reactors, High voltage Divider etc. The whole system comply the standard: GB 50150-2016,DL/T 849.6-2016,DL/T 474.4-2018. And the system have following features: 1.Ratings from 22 kV to over 10 million Volts2.Variable Frequency systems from 30 to 300 Hz3.High Q ratings for low input current requirements4.Transformer oil/ Silica /Epoxy Insulated Cylinder designs5.Series and Parallel Resonance configurations6.Stand-alone systems for factory/laboratory use7.Computerized-assisted controls with user-friendly software8.English and Chinese language switches freely, other language can be customized9.Equip with portable high voltage reactor Lifting device,make installation work more easy.10.Transportable, wheels on the
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UHV-H Series
UHV-H Series Power Frequency Inductance Adjustable AC resonant Test System can conduct the Withstand Voltage test for 110~ 500kV Electromagnetic Transformer,CVT, capacitance:0.004-0.008uF etc. And the system is mainly composed by AC Power Source, Excitation Transformer, High voltage reactors, High voltage Divider etc. The whole system comply the standard: GB10229-88, GB1094, GB50150-91. And the system have following features: 1 the output voltage waveform is good, the circuit is in the power frequency resonance state, showing low reactance to the power frequency fundamental current and high reactance to other harmonic currents, so it has excellent filtering performance.2 small power supply capacity is required. Q-factor is 20 times of the required capacity of the power supply.3 when the sample breaks down and the circuit is detuned, the reactor will immediately limit the short-circuit current. The loop current is only 1 / Q of the normal working current, which will not aggravate the da
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UHV-315
UHV-315 Automatic Comprehensive Transformer Test Bench mainly composed of Main Transformer Test Bench, Intermediate Frequency Generator Set, Intermediate Step-up Transformer, Induction Electric Voltage Regulator and AC Test Transformer etc. And it is used for conduct: 1. Transformer on load/no load characteristic test; 2.Transformer ratio, group and ratio error test; 3. Transformer DC resistance test; 5. Transformer insulation resistance test; 6. Transformer power frequency withstand voltage test; 7. Transformer frequency doubling withstand voltage test etc. It has the features: 1. A single machine can complete the load test of distribution transformers below 100kVA at full current; The load test of distribution transformers below 250kVA can be completed at one-third of the rated current (at one-third of the rated current, the instrument can be converted to the load loss parameters at rated current. This machine is mainly suitable for use with a transformer comprehensive test bench to
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UHV-2000A
UHV-2000A Partial Discharge analyzer is mainly used for detect and analyze the partial discharge level for electric products like cable, insulators, bushings, transformers etc. It comply the standards: IEC6067.11, IEC6067.11, IEC60885-3, DL/T 846.4-2016, DL/T 846.11-2016, the equipment have following features: 1.4 partial discharge measurement channels sample, process, display independently;2.Inner, Outer trigger mode for options. Have zero mark indicator and can distinguish phase;3.Display mode: Ellipse, Line, Sine;4.Single partial discharge pulse wave analysis, to analyze it’s character;5.Support to store test wave and data, playback and analyze the stored test record;6.Gain: Adjust each channel independently, it doesn’t interfere other channels, and doesn’t change the measurement result of other channels;7.Support capture some special or random wave and to have specific analysis;8.Anti-noise, can get rid of the interfere noise which fixed in phase;9.Anti-noise with filter, can filt
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UHV(V) Lightning Impulse Voltage Generator System
UHV(V) Lightning Impulse Voltage Generator System is mainly composed of Lightning Impulse Voltage Generator, Lightning Impulse measuring control cabinet etc. It is used for the Lightning Impulse full wave, chopped wave and operation wave withstand voltage test for GIS, Insulators, Transformer, Bushing, HV switchgear, circuit breaker, load switch, ring network cabinet. It has the features: 1.Adopting PLC technology and using two core optical fibers to transmit control commands and feedback device status, thereby avoiding electromagnetic interference and improving the safety of the control system and computer.2.The control function has manual, fully automatic, and program control functions, and each level of function is relatively independent to ensure the reliability of the system.3.Adopting thyristor voltage regulation method and equipped with a charging voltage feedback measurement system.4.The ignition ball gap and cutoff ball gap distance can be manually and fully automatically adj
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ZGF series
ZGF series 60kV 120kV integrated type DC Hipot Tester is mainly composed by control main host, Voltage doubling Cylinder, Corona ring etc. It can conduct the DC high voltage withstand test and Leakage current test for valve arrester, power transformer, 35-500kV cable and Zinc oxide arrester, It is used for:1.Conduction current test of valve type lightning arrester. 2.DC withstand voltage test and leakage current measurement of power transformers.3. DC withstand voltage test and leakage current measurement of high-voltage cables (35~500kV and below).4. U1mA DC reference voltage test and leakage current test at 0.75U1mA for zinc oxide lightning arrester.Features:1.The DC high-voltage generator has small ripple coefficient, stable and reliable voltage output, no noise, and good reliability2.Equipped with overvoltage, overcurrent, zero voltage start and fault protection functions, with adjustable voltage protection values and intuitive display3.The voltage and current are displayed digital
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ZGF series
ZGF series 200kV 300kV 400kV split type DC Hipot Tester is mainly composed by control main host, Voltage doubling Cylinder, Corona ring etc. It can conduct the DC high voltage withstand test and Leakage current test for valve arrester, power transformer, 35-500kV cable and Zinc oxide arrester, It is used for:1.Conduction current test of valve type lightning arrester. 2.DC withstand voltage test and leakage current measurement of power transformers.3. DC withstand voltage test and leakage current measurement of high-voltage cables (35~500kV and below).4. U1mA DC reference voltage test and leakage current test at 0.75U1mA for zinc oxide lightning arrester. It has the feature: 1.The DC high-voltage generator has small ripple coefficient, stable and reliable voltage output, no noise, and good reliability2.Equipped with overvoltage, overcurrent, zero voltage start and fault protection functions, with adjustable voltage protection values and intuitive display3.The voltage and current are dis
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30kV ~ 90kV AC VLF Hipot Tester
30kV ~ 90kV AC VLF Hipot Tester is mainly composed by control main host, High Voltage Generator and Self check capacitor etc. It can conduct the withstand voltage test for Large and medium-sized generators, motors, power cables which have larger capacity(uF).it has the feature:1.High degree of intelligence: adopting digital frequency conversion technology, microcomputer control, fully automated testing processes such as boosting, reducing voltage, and measuring.2.Convenient operation: simple wiring, 7-inch large LCD touch screen, convenient operation, and friendly human-computer interaction.3.Comprehensive protection: multiple protections (overvoltage protection, high and low voltage side overcurrent protection), quick action (action time ≤ 10ms), and safe and reliable instrument.4.Safe and reliable: The controller is connected to the high-voltage generator at low voltage, with photoelectric control, ensuring safe and reliable use.5.Adopting a high and low voltage closed-loop negative
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UHV-8003
UHV-8003 Portable Ultrasonic Partial Discharge detector is mainly used for Receive the ultrasonic signal generated by partial discharge to judge the existence and location where the partial discharge occur from transformer, GIS, motor, cable and insulator and overhead cable etc. It is mainly composed by: Portable Ultrasonic Partial Discharge Detector- main host,Contact ultrasonic Sensor, High Frequency Transformer, UHF Sensor, Wave Concentrator etc. It comply with the standard: IEC 61000-4-2:1995,IEC 61000-4-5:1995,IEC 61000-4-3:1995, GB 4793.1-2007, IEC 61000-4-4:1995 and the equipment have following features: 1.4.0 inch RGB LCD touch screen, resolution 800*4802.Simultaneous interpreting PD signals of almost all electrical equipment with different sensors including: External contact ultrasonic sensor, External non-contact concentrator, (UHF sensor) Ultra high frequency sensor, ( HTFC sensor ) High frequency transformer3.The testing bandwidth range is 30kHz~2.0GHz, suitable for various
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UHV-645
UHV-645 oil chromatography analyzer is a system specifically designed to analyze the dissolved gas of insulation oil. The system is mainly composed of oil chromatography analyzer, air generator, hydrogen generator, oscillation instrument, standard gas cylinder, argon gas cylinder, and computer etc. It can be used to test 9 different components of gases including N2, H2, O2, CH4, C2H4, C2H6, C2H2, CO, CO2.The instrument can be equipped with various high-performance detector options, such as FID, TCD, ECD, FPD, and NPD. Up to four detectors can be installed simultaneously. It has the features:1.Adopted the state-of-the-art 10/100M adaptive Ethernet communication interface, and built-in IP protocol stack, so that the instrument can easily through the internal local area network, the Internet to achieve long-distance data transmission;It is convenient to set up the laboratory, simplify the configuration of the laboratory and manage the analysis data;2.Instrument Internal Design 3 independe
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