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  • China High Quality Voltage Capacitor Manufacturers –  AC Dielectric Test Equipment with manual control unit GDYD-D – HV Hipot

    China High Quality Voltage Capacitor Manufacturers – AC Dielectric Test Equipment with manual control unit GDYD-D – HV Hipot

    Application Features ● Digital (Pointe) 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. ● Continuously variable output from zero to full voltage. ● Adjustable over current protection, with trip levels variable from 10 to 110%. ● With new type time relay, time range is wider (1S ~ 99H). ● Using the latest current relay, more accurate and reliable. ● Light weight, small size, easy to move. Technical Specifications ● Input voltage: AC 220V or 380V ● Output voltage of control unit: AC 0-250V or 0-430V ● Output current of control unit:0-5/10/15/50A(customized) ● Ca...
  • OEM Best Sf6 Gas Detector 0.1 Ppm Factory –  GDWG-V SF6 Gas Leak Detector (IR type, Double display) – HV Hipot

    OEM Best Sf6 Gas Detector 0.1 Ppm Factory – GDWG-V SF6 Gas Leak Detector (IR type, Double display) – HV Hipot

    Product Description GDWG-V SF6 Gas Leak Detector is infrared red type leak detector (NDIR technology) with double display. It is color INCELL TFT display and real-time shows SF6 concentration. It rapidly detects SF6 breaker, GIS leakage point and yearly leakage rate qualitatively and quantitatively. It is a good device suitable for power supply department, installation and overhaul unit, power test institute. Application ● High Voltage Switch Equipment ● Rotor vane of helicopter ● Gas transmission system ● To detect fire extinguisher ● Ventilation efficiency research of Buildings ● To detect danger Advantages ● No radiation. ● No need to replace high pressure high pure argon gas regularly. ● No need to approach high pressure gas. ● No need to replace sensors regularl...
  • OEM Best Energy meter testing Factory –  GDYM-1A Single Phase Electric Energy Meter Calibrator – HV Hipot

    OEM Best Energy meter testing Factory – GDYM-1A Single Phase Electric Energy Meter Calibrator – HV Hipot

    Product Description GDYM-1A Single phase Electric Energy Meter Calibrator is multi-parameter measuring instrument which is full digital, mullti-function and high precision. It is not only enable to calibrating the error, but also to measure voltage, current effective value, active power, reactive power, apparent power, power frequency, power factor, phase relationship, etc. It is especially suitable for calibrating the measurement accuracy of Single-phase electric energy meter in the power supply unit. Simple and quick operation, all operating procedures are displayed on the screen. Features ● To calibrate the electric energy meter of measuring system and measure the low voltage ratio. ● Using latest 32 bit 150MHz DPS core technology, 16 bit high precision converter, the error is ...
  • China High Quality Contact Resistance Meter Exporters –  GDGK-501 DC Power Supply – HV Hipot

    China High Quality Contact Resistance Meter Exporters – GDGK-501 DC Power Supply – HV Hipot

    Features ● Using contact regulators to output voltage and rectify by rectifier bridge. ● The output voltage is continuous adjusted. ● Thermal cut-outs for short-circuit protectors at DC output. ● Small size, light weight. Specifications ● Input Voltage: AC220V±10%, 50Hz, single phase ● Capacity: 3kVA ● Output Voltage: AC 0-260V DC 0-360V ripple: 3% ● Output Current: 10A (continuous), 20A(short time) ● 24vdc, 48vdc, 110vdc, and 250vdc, 15A ● Maximum load current: 20A ● Accuracy: 1.5% of the range ● Temperature: -10℃-45℃, humidity: <80% ● Dimension: 440*340*240 mm ● Weight: 18kg Accessories Test Box 1 set Power cord 1 piece Ground wire 1 piece Test wire 6 pieces Manual 1 piece Factory test report 1 copy Packing list 1 copy
  • OEM Best types of partial discharge Manufacturer –  Partial Discharge Online Monitoring System of GIS – HV Hipot

    OEM Best types of partial discharge Manufacturer – Partial Discharge Online Monitoring System of GIS – HV Hipot

    General Information Gas-insulated metal-enclosed switches (GIS) and gas-insulated metal-enclosed transmission lines (GIL) are one of the most important devices in the power system. They have the dual tasks of control and protection. If they failed during operation and the problem cannot be solved timely,it will cause serious damage to the grid. Partial discharge fault is a common fault type of GIL/GIS. It is necessary to use GIS partial discharge online monitoring and fault location system to perform real-time online monitoring of GIL/GIS partial discharge signals and analyze and process the measured data and real time give comprehensive judgment of insulation status. Then repair schedule can be arranged according to the monitoring results to avoid major grid accidents caused by equi...
  • OEM Best Vacuum Breaker Meter Suppliers –  GDHL-100B Contact Resistance Tester (Microhm Meter) – HV Hipot

    OEM Best Vacuum Breaker Meter 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...
  • OEM Best secondary injection test Factories –  GDJR-200D Single Phase Electronic Thermal Relay Calibrator – HV Hipot

    OEM Best secondary injection test Factories – GDJR-200D Single Phase Electronic Thermal Relay Calibrator – HV Hipot

    Standard compliance GB/T 14598.15-1998 Electric Relays Part 8: Thermal Electrical Relays DL/T 624-1997 Technical Specification of Test Equipment Based on Micro-computer for Relaying Protection DL/T 846-2004 General Technical Specifications for High Voltage Test Equipments DL/T 596-2005 Preventive Test Code for Electric Power Equipment GB50150-2006 Electrical Equipment Installation Engineering-standard for Hand-over Test of Electric Equipment GB1094.1-GB1094.6-96 Degrees of Protection Provided by Enclosure (IP Code) GB2900 Electro-technical terminology GB/T16927.1~2-1997 High Voltage Test Techniques GB4793-1984 Safety Requirements for Electronic Measuring Apparatus GB191 Packaging-Pictorial Marking for Handling of Goods GB/T.311-1997 Insulation co-ordination for...
  • OEM Best price of lt&ht megger Manufacturer –  GD3126A (GD3126B) Insulation Resistance Tester 5kV/10TΩ (10kV/20TΩ) – HV Hipot

    OEM Best price of lt&ht megger Manufacturer – GD3126A (GD3126B) Insulation Resistance Tester 5kV/10TΩ (10kV/20TΩ) – HV Hipot

    General Information GD3126A  (GD3126B) 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), absorption ratio (DAR), polarization index (PI), leakage current (Ix) and absorption capacitance (Cx) of all kinds of high voltage equipment, including switchgear, transformers, reactors, capacitors, motors, generators and cables, etc. Features ● Adopts microcomputer control, menu operation and large LCD screen dot matrix display with stable performance. ● Strong anti-interference ability, suitable for measuring in strong electromagnetic interference environment. ● Large capacity, can meet the requirements of high voltage, high resistance, lar...
  • OEM Best megger insulation tester price Exporters –  GDHX-9500 Phase Detector – HV Hipot

    OEM Best megger insulation tester price Exporters – 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...
  • China High Quality megger insulation tester supplier Exporters –  GDF-3000A  DC System Earth Fault Detector – HV Hipot

    China High Quality megger insulation tester supplier 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 megger meter Manufacturer –  GDF-3000A  DC System Earth Fault Detector – HV Hipot

    OEM Best megger meter Manufacturer – 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 earthing measurement machine Supplier –  GDF-3000 DC System Earth Fault Detector – HV Hipot

    OEM Best earthing measurement machine Supplier – GDF-3000 DC System Earth Fault Detector – HV Hipot

    General Information In DC system, there are many earth faults including indirect earth fault, non-metal earth fault, loop earth fault, positive and negative earthing fault, positive and negative balance earth fault, multi-point earth fault. GDF-3000 Earth Fault Tester for DC System locates these earth faults and displays the parameters of system voltage, earth voltage, earth resistance and earth impedance of branches accurately. Functions ● System ground voltage measurement function, the instrument can measure the system ground voltage, negative to ground voltage, system voltage, can achieve 0-300V voltage monitoring range. ● System insulation impedance measurement function, the instrument can measure the positive to ground insulation impedance and the negative to ground insulatio...

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