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OEM Best Cable Location Equipment Factories – 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 Surge Voltage Test Manufacturers – GDOT-80A Insulation Oil Tester manual-updated1105 – HV Hipot
Caution ● Please read the operation manual carefully before operating. ● Please check if the tester is well connected to earth before testing. ● It is forbidden to move or lift the testing cover in the process of testing to avoid injury by high voltage. Power must be off before replace sampling oil. ● Handle with care when taking off or closing high voltage testing cover! ● If the tester works abnormally after insulating oil breaks down, please power off the tester for 10 seconds, then restart again. ● After printing paper is exhausted, please refer to printer explanation part (or manual appendix) to replace printing paper to avoid damage of printer head. ● Keep the tester far from moisture, dust and other corrosive materials, and keep it far away from high temperature sources. ● Han... -
OEM Best How It Work Current Injector Suppliers – 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 Testing For Gas Leaks Factories – GDP-8000CM SF6 Gas Dew Point Tester (Chilled Mirror Method) – HV Hipot
General Information GDWS-311CM is ideal instrument when it is necessary to test water content of SF6 gas. The core component sensor is produced by GE 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 ● Better than ±2℃ measurement accuracy. ● The whole chan... -
OEM Best Tdr Tester Suppliers – GDCF-900T Vehicle Mounted Cable Fault Locating System – HV Hipot
Vehicle Mounted Cable Fault Locator system is used for Cable Fault conditioning (burn-down), Pre-Location, Route Location, Pin-pointing & Testing of HV & LV cables of different types&sizes. The set is suitable to carrying out the above-mentioned multifunction on power cables of various voltage levels mainly 33KV, 11KV, 415V and control cables with 1.1 KV grade. The set shall be used for cable types namely XLPE, PVC, PILC with Al / Cu conductor. The cables are laid underground (under plain earth, trenches, or RCC surface, Horizontal Drilling in HDD Pipe), above ground or partly under & partly above ground with maximum cable length around 25Km. The cable fault locator is suitable for fault locating and pinpointing the following types of cable faults. ● High resistance ● L... -
China High Quality Impulse Voltage Test Factory – GDZRC series DC Winding Resistance Tester – HV Hipot
Features ● Four leads measurement to ensure measuring accuracy. ● Program-controlled current source to increase measuring speed. ● Auto discharge and discharge indication function, to ensure safety and availability. ● LCD screen and Built-in Printer. Specifications Items Specifications Remark Testing current 1mA 10mA 1A 5A 10A Measurement range 1mA: 10mA: 1A: 5A: 10A: 1Ω-20KΩ 1Ω-2KΩ 10mΩ-20Ω 1mΩ-4Ω 1mΩ-2Ω GDZRC-20A DC Winding Resistance Tester Testing current 1A 5A 10A 20A Measurement range 1A: 10mΩ～20Ω 5A: 1mΩ～4Ω 10A: 1mΩ～2Ω 20A: 1mΩ～1Ω Weight About 10kg GDZRC series DC Winding Resistance Tester GDZRC-40A Testing current 2.5A 5A 10A 20A 40A Measurement range 2.5A:10mΩ-8Ω 5A: 1mΩ-4Ω 10A: 1mΩ-2Ω 20A: 1mΩ-1Ω 40A:1mΩ-500mΩ W... -
OEM Best Ct Pt Testing Equipment Exporters – 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 earthing test Factory – GDF-3000A DC System Earth Fault Detector – HV Hipot
General Information DC system insulation faults, DC mutual faults and AC power failures are faults that are prone to occur and are harmful to the power system, and endanger the normal operation of the power system. In order to better help field maintenance personnel to quickly and accurately find DC faults, our company has developed a DC fault finder by years of efforts and summing up a large number of field experiences. The DC grounding finder uses a high-precision current clamp meter to detect and locate faults using the DC current difference in the fault loop. The fast FFT transform technology is introduced into the DC fault finding device, to detect various types of insulation faults, DC mutual faults, and AC power failures in DC systems with different voltage level (24V (optiona... -
China High Quality insulation tester megger Manufacturers – 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... -
China High Quality Mccb Circuit Breaker Supplier – GDHL-100A Micro-Ohmmeter – HV Hipot
General Information GDHL-100A Micro-Ohmmeter is widely used to measure loop resistance and contact resistance for weld joints, cables, and various HV switches within power industry. It uses intelligent power test system “Smart-Quick”, which is granted software copyright, and advanced detection technology. Features ● Adopt high-precision constant current power supply, automatic rising current mode without manual adjustment, the test is fast and accurate. ● Use four-terminal wiring method, effectively eliminate the interference produced by test cable resistance; ● Wide range, high accuracy, the resistance measurement range is up to 99mΩ. ● Multiple test times can be set, which meets various on-site applications; ● Large current output for a long time, burning the switch ... -
OEM Best Circuit Breaker Low Voltage Requires Current Injection Test Factory – 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 megger 5 kv insulation tester Factories – GDCR3000B Digital Earth Resistance Tester – HV Hipot
General Information GDCR3000B Earth Resistance/Soil Resistivity Tester is special designed for measuring earth resistance, soil resistivity, earth voltage and AC voltage. The latest digital and micro processing technology is adopted, to measure earth resistance by 4-pole, 3-pole or 2-pole. FFT(Fourier transform) technology, AFC(automatic frequency control) technology is also available, with good anti-interference ability and the ability to adapt to the environment, to ensure high precision, high stability and reliability. It’s widely used for measurement of electric power, telecommunications, meteorology, oil field, construction, lightening protection, industrial electrical equipment. GDCR3000B is composed of host machine, monitoring software, testing cables, auxiliary earthing rod, ...
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