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China High Quality high voltage insulation tester price Factory – GD3127 Series High Voltage Insulation Resistance Tester – HV Hipot
General Information GD3127 Series Insulation Resistance Tester is widely used in maintenance of electrical equipment in transformer substation, power plant, etc. It is suitable for carrying out measurement of insulation resistance(IR), polarization index(PI), absorption ratio (DAR), ramp(RAMP), filter(FR, 10s, 20s, 30s, 40s 4 choices), voltage(V), current(nA) of all kinds of high voltage equipment, including switchgear, transformers, reactors, capacitors, motors, generators and cables, etc. GD3127 Series is the perfect test tool for early identification and discovery of preventive or predictive maintenance plans for potential equipment failures. It is of great significance to ensure product quality and the safety of people and equipment in operation. The insulation performance of ele... -
OEM Best jual dew point meter Manufacturer – 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 High Voltage Discharge Tool Exporters – Partial Discharge Test System GDYT series – HV Hipot
GIT Series GIS High Voltage Test Sets integrate the high voltage boosting, high voltage measurement, high voltage transformer, high voltage coupling capacitors and all components in a sealed space. There are two modes to generate high voltage 1) Using reactor inductance and test object capacitance to realize voltage resonance test, to obtain a high voltage, high current from test object. 2) The other one is to obtain required high voltage directly from high voltage transformer. It is widely used for high voltage, big capacity GIS power equipment insulated withstand voltage test, partial discharge test and GIS transformer accuracy test, suitable for GIS substation, GIS power equipment manufacturer, basin type electrical insulator manufacturer. Features ● The High voltage o... -
China High Quality Voltage Condenser Manufacturer – Insulation Materials Hipot Test Set GDJS-65 – HV Hipot
GDJS-65 Insulation Gloves Test Set It is used to test insulation performance for insulation gloves, boots, mats, hats, rod, Electroscope etc. It can test 6pcs insulation gloves/boots at the same time, also 5pcs insulation rods. Features Manual control unit ● Digital and real time display HV voltage, LV current, 6-way leak current and time. ● With leak current meter and over-current protection meter. ● With movable control unit, easy wiring and testing. ● Manual control, safety and reliability. ● With zero, power, operation, timing indicators. ● With over-current protection, zero-start protection, sound and light alarm, power protected switch. ● New type timer, broader timing range.(1s-99h). Other features ● HV source is oil immersed type testing transformer.(dry type and SF6 gas t... -
OEM Best insulation test Suppliers – 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 Cable Fault Position Manufacturers – GD-7018A Optical Fiber Identifier – HV Hipot
The GD-7018 series optical fiber pipeline identifier can accurately locate and meaure depth of the underground pipelines, cables and optical cables under the condition of without digging, and accurately find the damage points of the outer coating of the underground pipelines and the location of the underground cable fault points. The instrument incorporates the most advanced technologies such as ultra-narrow band filter, Bluetooth wireless communication, GPS positioning, automatic data mapping by professional data analysis software and automatic generation of test reports. The detection and inspection of various kinds of metal pipelines, pipeline management and maintenance, municipal planning and construction, pipeline inspection in power supply and other departments is one of the neces... -
China High Quality Shock Pulse Generator Manufacturers – GDBR-P Transformer Load, No-load and Capacity Tester – HV Hipot
Features ● Measure transformer No-load current, No-load loss, short circuit voltage, short circuit loss and capacity. ● Three meters testing methods. ● When making three phase transformer No-load, load test, the instrument will judge if the wiring is correct automatically, and shows three phase voltage, current vector diagram. ● Finish load test under 1600kVA below distribution transformer full current for single machine. Finish 2500kVA below distribution transformer load test under 1/3 rated current (Under 1/3 rated current, the instrument can be converted to load loss parameters under rated current.) ● All test results are corrected automatically. The instrument automatic correction as follows, waveform correction, temperature correction, Non rated voltage correction and non rated ... -
China High Quality lightning detection system Exporters – GDYZ-302 Wireless Zinc Oxide Surge Arrester Tester – HV Hipot
Product Description GDYZ-302 Zinc Oxide Arrester Live Tester is a special instrument used to test the electrical performance of Zinc Oxide Arrester. It is suitable for live or power-off detection of Zinc Oxide Arrester of various voltage levels, so that to found dangerous defects such as dampness of internal insulation and aging of valve plates in time. The instrument is simple to operate and easy to use. The entire measurement process is controlled by an industrial computer. It can measure the full current, resistive current and its harmonics, power frequency reference voltage and harmonics, active power and phase difference. Displays true waveforms of voltage and current. The instrument uses digital waveform analysis technology and software anti-interference methods such as harmoni... -
OEM Best 100 Kv Capacitor Suppliers – 30kVA.200kV Automatic AC.DC Hipot Test Set GDYD-2030A – HV Hipot
Features ● 7inch color LCD screen, with PLC automation control. ● HV Voltage, LV voltage, LC current measured at the same time, with high precision sensor and high-performance collection chip. ● Automatic mode and manual mode for option. ● Display HV voltage, LV voltage, LV current, time, and withstanding result. ● Over-voltage and over-current protection. Output voltage, HV current upper limit, LV current upper limit and timing can be set. ● Zero-starting function. Test can be proceeded after the voltage is back to zero. ● Store up to 8000pcs data in 3months. It has USB port to upload data to USB disk. ● When setting voltage is arrived, it will be timing automatically. After timing, voltage will be back to zero. ● When the LV current is over setting value, the voltage will be cut of... -
OEM Best Vlf Tester Price Manufacturer – GDZJ-30S Turn-to-Turn Surge Withstand Tester – HV Hipot
General Information Specifications Input voltage 220V±5%; frequency 50/60Hz±2% Measurement range 0-30kV, continuous adjustment, ±5% Trigger times 6.25 time/s - 50 times/s Waveform rising time 0.1-0.5μS Capacitance error (+0.3) / (-0.1) µs Impulse capacitance 0.01μF -0.1μF Max output energy 60J Power consumption 1000VA Insulation resistance Insulation resistance between power input terminal and tester ≥20MΩ Dielectric strength 1500V/50Hz at 1min, there is no flashing and breakdown for withstand voltage test. Temperature 0-40 degree Relative humidity ≤80% at 40 degree Waveform capacitance deviation ±3% Dimension 650*550*1700mm Weight 100kg Application Turn to turn withstand voltage test ... -
China High Quality Cable Tester Manufacturer – DC High Voltage Generator GDZG-300 – HV Hipot
Features ● Simple operation and complete function, easy for wild work. ● Higher voltage stability, smaller ripple coefficient. ● More reliable and stable, continuous short-circuit discharge directly to ground. ● Intelligent grounding protection and alarm function. High precision, accurate measurement, digital display of voltmeter and ammeter, with voltage resolution 0.1kV, and current 0.1uA. ● High stability of voltage regulation, smooth voltage boosting process, high adjustable precision, with coarse and fine adjustment functions. Accuracy of voltage regulation better than 0.1%, voltage and current measurement error is less than 1.0%, ripple factor better than 0.5%. ● With function of high-accuracy 75%VDC-1mA, more convenient for zinc oxide lighting arrester DC testing. ● HV booste... -
China High Quality insulation test Manufacturers – 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...
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