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China High Quality Ignition Pulse Generator Supplier – GDZRC-100U Transformer DC Winding Resistance Tester – HV Hipot
General Information Transformer DC winding resistance is a required test item for the factory test, installation, overhaul, change of tap switch, handover test and preventive test of power department. It can check the welding quality of the winding joints and whether there is a short-circuit between the windings. It can detect whether the contact of each position of the voltage tap switch is good, and whether the actual position of the tap switch is consistent with the indicated position, whether there is a fracture of the lead wire, whether there is a broken strand of multi-strand wire and winding. GDZRC-100U Transformer DC Winding Resistance Tester is designed in order to meet the needs of rapid measurement of transformer DC winding resistance. The instrument adopts a new power sup... -
China High Quality Zero Phase Sequence Current Transformer Supplier – GDHG-108A CT/PT Tester – HV Hipot
GDHG-108A CT/PT Tester supports test voltage method to test bushings CTs which installed on transformer or inside switch-gear, suitable for the laboratory and on-site detection. Itcan be easily and conveniently done voltage current characteristic, transformer ratio, ratio and phase angle error, load test items on CT/PT. Features ● Using the voltage detection principle to measure CT and PT. ● To meet the requirements of GB1207, GB1208, GB168-47 (IEC60044-1.6) and other standards. ● No external auxiliary equipment, a single machine can complete all test items. ● With high speed micro printer: real-time print the test result. ● Using intelligent controller, operation is simple. ● 5inch LCD screen display. ● Automatically given CT/PT (excitation) knee point value. ● Auto display 5% and 1... -
China High Quality price of lt&ht megger Exporters – 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... -
OEM Best Electric Capacitor Manufacturers – AC High Voltage Test Sets for GIS – HV Hipot
Applications ● Transformer ● GIS system ● SF6 switchgear ● Cables ● Bushing ● Insulator ● CT/PT ● Other capacitive devices Features ● Small temperature rises at rated load. Dry or Oil type reactors, high mechanical strength, good insulation, nice and reliable. ● Adjustable capacity of frequency control source. Strong protection, good stability. With multiple working mode, easy to operate. ● With 220V or 380V single phase power, convenient for on-site power sourcing. ● Flexible configuration. Different type reactors for optional, meet different test object requirements. Multifunctional, cost effective. Specifications ● Rated output voltage: based on different test objects. ● Output frequency: 20- 300Hz. ● Waveform: pure sine wave, THD <1.0%. ● Max. capacity: 1000kVA and belo... -
China High Quality Circuit Breaker Testing Exporters – GDKC-15 Series Circuit Breaker Analyzer 2020.12 – 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 an... -
China High Quality Circuit Breaker Tester Factory – GDSL-A Seriese Automatic Primary Current Injection Test Set – HV Hipot
Features ● Built-in high configuration industrial control computer, the programmable logic controller (PLC) as the central processor, real-time scan of AC signal, to achieve comprehensive monitoring and closed-loop control, and design password settings management, only the personnel who gets corresponding operation authority, can carry out operation of certain functions. ● Color LCD touch screen. Using intelligent sensor based on field bus technology and realize the full digital data transmission, display operation unit is touch type color LCD screen, full English menu, the interface is clear and intuitive, the operation is simple and convenient. Test without any auxiliary equipment, automatic control, fast, simple and convenient. ● Automatic and manual test mode, with automatic cons... -
OEM Best earthing testing meter Manufacturer – 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 milliamp meter Exporters – GDCR1000C Non-contact Phase Sequence Tester – HV Hipot
General Information GDCR1000C, GDCR1000D non-contact phase tester is a major breakthrough in traditional phase sequence detection method. The traditional phase sequence detection is to strip the connection pole of three-phase wires, connect three bare clamps or test needles of phase sequence meter to three bare fire lines, while GDCR1000C and GDCR1000D adopt pincers non-contact induction measurement. The phase sequence can be detected by no need peeling off the wire and without touching the bare high-voltage fire wire, just directly clamping three super-inductive high-insulation clamps on the insulation skin of the three-phase fire wire respectively. At the same time, acousto-optic indication of the positive or reverse phase state of the phase sequence of the three-phase power supply... -
OEM Best pd detector Suppliers – GDPD-414 Portable Partial Discharge Detector – HV Hipot
Main unit UHF sensor, round type, suitable for GIS UHF sensor, rectangle type, suitable for power cable, transformer, switchgear HFCT, suitable for power cable, transformer TEV sensor, suitable for switchgear Ultrasonic sensor, suitable for transformers, switchgear Above pictures are only for reference first. The GDPD-414 Portable (GDPD-414H handheld) Partial Discharge Detector adopts smart quick intelligent power test system (Soft No. 1010215, trademark registration number 14684781 (14684481)). It can flexibly configure various sensors according to different products to be tested. TEV, ultrasonic and HFCT are suitable for partial discharge detection of high-voltage switchgear and ring network cabinet; Ultrasonic and UHF are suitable for detecting G... -
OEM Best Cf4 Measurement Factory – GDP-311PCAW 3-in-1 SF6 Quality Analyzer – HV Hipot
General Information GDP-311PCAW SF6 gas quality analyzer is a portable device designed to measure SF6 gas purity, dew point, composition, CF4 content and air content. The core component with NDIR sensor produced by European sensor company to test SF6 gas purity, RC sensor produced by Vaisala, Finland to test dew point, NDIR sensor produced by Smartgas, Germany to test SF6 gas decomposition product–CF4. the air sensor adopts itg technology. Besides, we also adopt professional hardware chips and excellent software algorithms of STMicroelectronics. Application ● SF6 analysis fo power system ● SF6 gas cylinder gas quality test ● Quality test of SF6 gas for recovery and reuse ● High purity gas manufacturing ● Semiconductor industry dry gas supply ● Research and development use ... -
OEM Best Cable Identification System Supplier – GD-2136H Cable Fault Locating System – HV Hipot
GD2136H Cable Fault system is important tool to maintain all kinds of cables. It uses various detection way to test cable faults, which is suitable for different levels voltage power cables and communication cables. The system contains below units: 1. GD-2131H Impulse Generator 2. GD-2132 Cable Fault Locator 3. GD-2133 Cable Fault Tester 4. Other accessories GD-2131H Impulse Generator It’s used to generate HV impulse when using impulse flashover method to detect high impedance fault. Features ● Strong burning ability, max.burning power is 1000W, breakdown point can be burned in short time and the resistance of breakdown point is decreased. ● If working together with GD-2133 Cable Fault Tester, there are two locating ways: a. Low voltage pulse: If only using GD-2133, open circ... -
OEM Best Insulation test equipment Manufacturers – 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...
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