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China High Quality Capacitor Model Manufacturer – AC DC High Voltage Divider – HV Hipot
GDFR-C1 series AC/DC Voltage Meter GDFR-C1 series AC/DC digital meter is on-site instrument, which test both AC and DC voltage. It consists of voltage divider and measurement instrument. Features ● Balance type equal potential shield structure. ● Fully-sealed insulation cylinder with internal excellent components. ● High accuracy and linearity, good stability and anti-interference ability. ● The voltage ratio can be customized, suitable for calibration. ● Upside down is forbidden when installation. Technical Specifications Model No. GDFR-C1-50 GDFR-C1-100 GDFR-C1-150 GDFR-C1-200 GDFR-C1-300 GDFR-C1-400 Voltage(kV) 50 100 150 200 300 400 DC frequency (Hz) <2 AC frequency (Hz) 30-300 Accuracy AC: 1.5%/DC: 1.0% Accuracy for option (G type) AC: 1.0%/DC: 0.5% – Accura... -
China High Quality ppm test of transformer oil Factories – GDZL-50L Oil Filtration Machine – HV Hipot
General Information The machine GDZL-50L can effectively remove moisture, gas and impurities in the insulating oil, improve the pressure resistance of the oil and the quality of the oil, to ensure the safe operation of the power equipment. It is mainly used in the power sector and industrial and mining enterprises to deal with unqualified transformer oil, transformer oil, switch oil and so on. Features ● Small size and high efficiency, easy to move. It is especially suitable for live working on site. It also can dry the moisture of power equipment, and conveniently vacuum the power equipment. ● Infrared liquid level automatic control device, system pressure automatic protection device and high-efficiency degassing components are adopted in the structure. The operation is convenient and ... -
OEM Best High Voltage Divider Manufacturers – 50kV AC DC Dielectric Test Equipment GDYD-53D – HV Hipot
Application AC hi-pot testing is the effective and direct way to test insulation strength for electrical equipment, apparatus, or machines. It checks dangerous flaws which assure electrical 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 ● Digital 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. ● Co... -
OEM Best Earth Fault Loop Impedance Test 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 Primary Injection Test Singapore Factory – 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-... -
OEM Best Current Injection Test Kit Factory – GDZK-IV Vacuum Degree Tester for Vacuum Breaker – HV Hipot
Features ● Measure vacuum degree in vacuum interrupter for every types of breakers. ● Electromagnetic measuring method, Accurate and Reliable. ● No need to dismantle the vacuum breaker in measurement. ● 128*64 pixel LCD screen, easy to operate. The test results are directly compared with the standard values to determine whether they are qualified;Save, print and check testing data. ● RS-232 port, connecting with PC to download vacuum degree-ionic current curve, to estimate lifespan. ● Light weight, Portable. Specifications ● Power Supply: AC220V ± 20%, 50Hz. ● Testing Range: 10-5 ~10-1Pa. ● Electric field Voltage: 20kV. ● Magnetic field Voltage: 1600V. ● Accuracy: 20%-25% at 10-5 ~10-4. 15%-20% at 10-4 ~10-3 10%-15% at 10-3 ~10-2 5%-10% at 10-2 ~10-1 ● Ambient Temperature: -1... -
OEM Best Capacitance Bridge Circuit Manufacturers – VLF AC Hipot Test Set – HV Hipot
Withstand voltage test is an essential preventive test for electrical equipment. It is divided into two parts: AC and DC withstand voltage test. AC test can be further divided into power frequency, variable frequency and 0.1Hz very low frequency test, among which the last one is highly recommended by IEC, due to its remarkable advantages. Following is a comparison for DC, Power Frequency, Variable Frequency, and 0.1Hz test. Aspects DC Power Frequency Variable Frequency 0.1Hz Equivalency poor good good good Insulation Damage strong slight slight slight Operation Safety relatively low relatively low relatively low high Wiring Difficulty complicated complicated most complicated simple Volume smallest largest large smal... -
OEM Best flash point closed cup full auto Supplier – GDC-9560B Power System Insulation Oil Gas Chromatograph Analyzer – HV Hipot
General Information GDC-9560B Gas Chromatograph Analyzer is to analyze the gas content of insulation oil by gas chromatographic method. It is effective to judge if the running equipment has potential fault like over-heat, discharge or not, to ensure the safety of power grid. It is also necessary to be used for manufacturer of gas/oil equipment to inspect their equipment before leaving factory. Gas chromatography analysis technology is a technique for separation and analysis of multi-component mixtures. It mainly uses the difference of boiling point, polarity and adsorption coefficient of each component in the sample in the column, so that the components are separated in the column, and the separated components are qualitatively and quantitatively analyzed. The gas chromatograph uses... -
China High Quality Dc Hipot Test Manufacturers – DC Hipot Test Set GDZG-S – HV Hipot
Features ● Electronic control and tune, easy to operate. ● The date of voltage and current are recorded in the panel, reading without conversion. ● One minute timing and tip function. ● Perfect overvoltage and over-current protection function inside, also zinc oxide overvoltage protection outside, which ensure safety of generator. ● Both control unit and doubler packed with special shockproof aluminum alloy cabinet, easy to move. ● Portable design, suitable for on-site testing. Specifications Items(kV/mA) parameter 50/100 50/120 60/150 60/200 60/300 Output voltage(kV) 50 50 60 60 60 Output current(mA) 100 120 150 200 300 Output power(W) 5000 6000 9000 12000 18000 Voltage measurement error ≤1.0% ±1digit Current measu... -
China High Quality Mccb Testing Manufacturer – GDHL-100B Contact Resistance Tester (Microhm Meter) – HV Hipot
Description The performance of the conductive circuit of the circuit breaker is important to ensure the safe operation of the switch. The pros and cons of the conductive performance can be reflected by the size of the resistance of the conductive loop. Therefore, the IEC standard and the manufacturer have stipulated that the loop resistance should be measured, and there are clear specifications for the loop resistance of various types of switches. The loop resistance tester is a testing instrument meets the requirements of GB50150-2006 and DL / T 845.4-2004 regulations. It is widely applicable to the measurement of contact resistance, loop resistance, cable, wire, and weld contact resistance of various electrical switches. Application ● High,middle and low voltage circuit breakers... -
China High Quality Capacitor Measurement Multimeter Manufacturer – VLF AC Hipot Test Set – HV Hipot
Withstand voltage test is an essential preventive test for electrical equipment. It is divided into two parts: AC and DC withstand voltage test. AC test can be further divided into power frequency, variable frequency and 0.1Hz very low frequency test, among which the last one is highly recommended by IEC, due to its remarkable advantages. Following is a comparison for DC, Power Frequency, Variable Frequency, and 0.1Hz test. Aspects DC Power Frequency Variable Frequency 0.1Hz Equivalency poor good good good Insulation Damage strong slight slight slight Operation Safety relatively low relatively low relatively low high Wiring Difficulty complicated complicated most complicated simple Volume smallest largest large smal... -
OEM Best ultrasonic testing Supplier – GDUD-PBI Ultrasonic Flaw Detector for Electrical Equipment – HV Hipot
Applications It detects internal flaws of electrical equipment, such as bushings, bus bars, wire clamps, transformer tank, current&voltage transformers, surge arresters, generator bearing equipment, and porcelain pillar type insulators, etc. Features ● TFT true color screen. ● High accuracy and wide applications. ● High sensitivity of flaw detection, up to 110db. ● Built-in standard curves and test block for pillar type insulators. The device alarms if internal crackle flaws are super-standard. ● Automatic calibrations for probe and curvature surface, which optimizes the coupling between the probe and test object and ensures accuracy. ● Aluminum alloy chassis, which has excellent anti-interference performance. Low noise and high signal-to-noise ratio. Specifications ● Worki...
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