-
China High Quality DIGITAL PD DETECTOR Factories – GDPD-3000C Portable Partial Discharge Detector – HV Hipot
GDPD-3000C Portable Ultrasonic Partial Discharge Detector uses advanced cloud computing and automatic modeling technology to achieve the partial discharge signal measurement, recording, transmission, storage, analysis and exchange, providing powerful technical support for on-site measurement of partial discharge. The measurement personnel collect the partial discharge information by using GDPD-3000C, and the cloud computing can be used to intelligently diagnose the insulation state of detection equipment in real time. Specification Hardware ● Processor: high performance intelligent processor. ● Screen: 4.3inch Touch Screen. ● Operation keys: PVE film keyboard. ● Interface: ● 3.5mm stereo headphone interface ● DC LV current charging interface ● USB 2.0 3G wireless network in... -
OEM Best dissolved gas analyzer Manufacturer – 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... -
OEM Best petroleum flash point tester Manufacturers – GDYN-901 Kinematic viscosity tester – HV Hipot
General Information GDYN901 is suitable to determine kinematic viscosity of liquid petroleum products. This apparatus has the function of timing of the trial sample movement and can calculate the final result of kinematic viscosity. This method is suitable to determine kinematic viscosity of liquid petroleum products (It refers to Newtonian liquids ), and its unit is m2/s. Generally in actual utilization, the unit is mm2/s. The dynamic viscosity is equal with the result which use kinematic viscosity to multiply the density of the liquid. By this method, it can determine the time that the liquid with the certain volume flows past the calibrated glass capillary viscometer under the gravity in the certain stable temperature and the value that the constant value of capillary in the visc... -
China High Quality leakage current tester Supplier – GDJW-40B Wireless Insulator Tester – HV Hipot
General Information GDJW-40B can be used to test the distribution voltages of the charged suspended insulator or the laboratory detection of the suspended insulator, and enable to effectively detect the internal hidden trouble of the insulator, improve the operating reliability of the power grid system, and improve the working efficiency of the line staff who carries out the live testing. This product adopts wireless transmission, the communication distance between detector and hand-held terminal can up to 100m above, Make the measurement process truly safe and reliable, fast and accurate. In addition, the instrument has a very strong anti-interference performance, fully comply with (EMC) standard requirements, adapt to a variety of electromagnetic field interference situation. Fe... -
China High Quality Primary Injection Test Singapore Manufacturers – 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... -
OEM Best Cable Fullt Pinpointer Price Exporters – 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 earthing test Manufacturers – GDHX-9700 Phase Detector – HV Hipot
General Information GDHX-9700 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 (10... -
China High Quality Circuit Breaker Test Sets Suppliers – GDHL-200B / GDHL-500B / GDHL-600B Contact Resistance Tester (Microhm meter) – HV Hipot
Features ● Output high-current continuously. ● Quick and accurate test. Test current is generated from high-precision 100A/200A switching mode constant current power supply, no need for manual adjustment. ● Adopts four-terminal wiring method. The influence of test line resistance on test results is effectively eliminated. ● Stable performance. There is over-heat protection crcuit designed for long-time working. ● Light weight, easy to carry and operate. Specifications GDHL-500B Contact Resistance Tester (Micro-ohm Meter) Specifications Accessories Main unit 1 set Test wire 4 pieces Power cord 1 piece Print paper 2 rolls Ground cable 1 piece User’s guide 1 copy Test Report 1 copy GDHL-600B Contact Resistance Tester (Micro-oh... -
OEM Best Blocking Cap Exporters – AC Dielectric Test Equipment with manual control unit GDYD-M – HV Hipot
Application AC Hipot testing is the effective and direct way to test insulation strength for electric equipment, apparatus, or machines. It checks dangerous flaws which assure electric 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 ● Pointer 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. ● C... -
China High Quality Ac 3v Primary Injection Supplier – GDHL-200A (GDHL-100A) Micro-Ohmmeter new – HV Hipot
General Information GDHL-200A (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. ● At 200A, max. test time can reach 1~999s, which meets various on-site applications. ● Large current output for a long tim... -
China High Quality Cable Detector Exporters – GD-4136H Cable Fault Locating System – HV Hipot
GD4136H Cable Fault system is an 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-4132 Cable Fault Locator 3.GD-4133 Multi-pulse Cable Fault Detector 4.GD-4133S Multi-pulse Coupler 5.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-4133 Cable Fault Tester, there are two locating ways: a. Low vol... -
OEM Best relay test set unit Suppliers – GDJB-6000M Smart Substation Relay Protection Test System – HV Hipot
GDJB-6000M Smart Substation Relay Protection Test System is a new generation of intelligent relay protection tester designed according to “Smart Substation Relay Protection Technical Specifications” and “Smart Substation Technical Guidelines”. It can not only realize the full function test of the optical digital protection device (IEC61850, smart digital station), but also carry out full function test on the traditional protection device (conventional station). GDJB-6000M is a portable new product independently developed through the use of technologies such as embedded real-time operating systems, high-performance embedded processors, and large-scale logic devices, combined with power field conditions and numerous power user experiences. It is widely applicable t...