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China High Quality digital clamp Supplier – 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... -
OEM Best Circuit Breaker Tester Manufacturers – GDSL-BX-100 Primary Current Injection Test Set – HV Hipot
Features Specifications ● Power supply: AC 220V 50Hz. ● Output power: 3kVA. ● Output current: 500A in series,1000A in parallel. ● Output voltage: 6V in series, 3V in parallel. ● Current can be adjusted smoothly and continuously. The accuracy is 1.0%. ● Output current is standard sine wave, waveform distortion is less than 5%. ● Output current: RMS continuous adjustable. ● Duty Cycle: 5mins ON, 10mins OFF. Accessories Main unit 1 piece Connection cable 1 piece 2m Output cable 2 pcs 1000A Ground cable 1 piece Power cable 1 piece User’s guide 1 piece Factory test report 1 piece -
China High Quality Current Circuit Breaker Test Supplier – 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 energy meter calibration equipment Suppliers – GDDO-20C AC/DC Electric Meter Calibration Device – HV Hipot
General Information GDDO-20C AC/DC Electric Meter Calibration Device is used to detect basic error of various power frequency electric instruments in power systems, including voltmeter, ammeter, wattmeter, ohmmeter, single phase & three phase AC energy meters (optional) and basic error of DC volt-meter and ammeter. For meter’s part, it takes high precision power frequency AC collector as core technology, which consists of digital signal processor (DSP) and 16-digit high speed analog-digital converter; For signal source, it uses DSP and 16-digit high speed analog-digital converter to form signal source that produces sine wave signal and distortion wave signal. Features ● Accuracy class of 0.05. When AC voltage, AC current and active power are measured, the device is equip... -
China High Quality Meter Sf6 Leak Detection Manufacturers – GDWG-IV SF6 Gas Leak Detector(IR series) – HV Hipot
Product Description GDWG-IV SF6 Gas Leak Detector is infrared red type leak detector(NDIR technology). It is color OLED display and real-time shows SF6 concentration. It rapidly detect SF6 breaker, GIS leakage point and yearly leakage rate qualitatively and quantitatively. It’s 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 regularly, cost-effective. ● Stable ... -
China High Quality Capacitor Discharge Rate Supplier – 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... -
China High Quality insulation tester 10kv Factory – Dielectric Loss Tester for Live Capacitive Equipment GDDJ-HVC – HV Hipot
General Information There are usually two ways to monitor the insulation condition of high voltage electrical equipment in substations: online monitoring and live (portable) online detection. The former one can obtain the characteristic parameters reflecting the abnormal insulation of the equipment at any time, which is convenient for automatic management. However, the investment is relatively large, the installation and construction are relatively troublesome, and regular maintenance is needed. For the latter, it has the advantages of low investment, highly targeted, easy to install, maintain and update. If the sampling unit is installed in the electrical equipment in advance, a regular detection can be done for electrical equipment in operation, and insulation flaw can be found in ... -
China High Quality Tan Delta Kit Factories – 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... -
OEM Best Digital Cable Meter Factories – 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... -
China High Quality Underground Cable Fault Detection Equipment Factories – 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 digital clamp meters Supplier – 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 ground circuit tester Exporters – 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...
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