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China, Chinese Factory Low Medium Voltage 400V 11kv 33kv Underground Cable Fault Locator System1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Test InstrumentCable TesterUnderground Cable Fault Locating SystemHigh Voltage Pulse Generator
Xian XZH Electric Power Technology Co., Ltd.
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Product Description Portable cable fault location system502A2+503C+507C+535-2L System function1.Use DC or high-voltage pulse to make the cable fault point flash over and discharge2.Use the traveling wave reflection principle to make a rough measurement of all types of cable main insulation faults3.Use the acoustic-magnetic synchronization method to make a precise measurement of all types of cable main insulation fault I,High voltage surge generator XHHV535-2LOutput modeEMP(impulse), DC(withstand voltage)Output voltage 0-32kVBuilt-in capacitor2μFDischarge energyMax. 1024J Impact power250W peakImpulse rateAutomatic impact for about 6 secondsSurge voltage levels switchManualVoltage adjustment typeContinuousIndicationHigh-voltage side voltage metering, indication of output voltage and current in real timeOperating modes switchManualMinimum Output current in DC mode 7.5mA at 32kVSafe protectionWith zero start protection function, safe and reliableDischargeUnique high-voltage measurement design, in the stop state, it will automatically discharge the internal capacitance of the deviceWorking powerAC 220V±15% ,50Hz±1Hz(60Hz) DC withstand voltage testingOutput voltage adjustable and indication range 0-32kV, output current indication range 0-20ASafetyOver-voltage, Over-current, Overheating protection.Automatic discharge after operationProtection ratingNot lower than IP54Total weightNot more than 30kgII,TDR cable fault locator XHGG502A2Test methodLow voltage pulse, Impulse current(high voltage flashover)Sampling rate80MHzPulse outputUnipolarPulse Amplitude100V±15%Pulse width0.125uS/0.50uS/2.50uS/7.25uS/10.0uSMeasurement scope≥65kmMeasurement range300m/1km/5km/25km/65kmMinimum resolution0.1mMeasurement error≤±(0.5%×L+1m),L is cable lengthSignal gain0…100%,adjustablePropagation speed10…999.9m/μsOutput ImpedanceAutomatic matchTriggerAutomatic continute Working conditionstemperature -25oC~+65oC, relative humidity 85%, atmospheric pressure 750±30mmHgIII,Cable fault pinpointer XHDD503CFixed-point modeStandard mode, enhanced mode, noise reduction mode, custom mode (ms, waveform)Fixed point methodIntelligent time difference method, electromagnetic inspection method, acoustic measurement methodPositioning accuracyFixed point: 0.1m, Path: 0.1mDisplayTFT ultra-bright 5-inch, 800×480 true colorlanguageGraphical language is more intuitiveGain120dB, fully automatic adjustment, also can be adjusted manuallyFrequency range100~1600HzDynamic Range0~112dB(16 gears)Synchronous triggerAcoustic fully automatic synchronous trigger; magnetic field fully automatic synchronous triggerDetection range0.00~99.99ms,75mV~75VProbeAutomatic mute, fully digital metal intelligent probeHeadphone600Ω military-grade strong noise reduction and anti-interference technologyWorking power4*18650 Standard lithium batteryWorking hoursMore than 8 hoursAmbient temperature-25~65oC; relative humidity: ≤90%WeightHost 0.6kg; Sensor 1.4kgWaterproof gradeIP65IV,Cable path comprehensive tester XHGX507CReceiver FunctionPipeline detection (cable position tracking, direction display, depth measurement, current measurement), cable identification, A-frame fault finding (optional function)Power8.4V large capacity rechargeable lithium batteryInput methodBuilt-in receiving coil, flexible caliper, A-frame (optional function) XHGG502A2DescriptionThe cable fault tester adopts an industrial-grade 10.1-inch touch-integrated computer, a simple operating software interface, industrial-grade integrated circuits and devices, and a built-in large-capacity lithium-ion battery, which is stable, reliable, and easy to use.This cable fault tester is a special instrument for measuring and analyzing the status and fault distance of power cables. This cable fault tester uses a combination of modern electronic technology and computer technology to achieve signal filtering, acquisition, data processing, graphic display, and graphic analysis. Cable speed measurement, cable length test, cable fault distance test.This cable fault tester is suitable for low-resistance, short-circuit, open-circuit and disconnection faults of power cables, high-frequency coaxial cables, street light cables, and buried wires made of various materials with different cross-sections and media, as well as high-resistance leakage and high-resistance flashover. Network failure. The technical parameters comply with "GB/T 18268.1 Anti-interference requirements for test equipment used in industrial sites", "DL/T 849.1-2019 General technical conditions for special testers for power equipment Part 1: Cable fault flash tester", "JJF1042-2020" "Calibration Specifications for Cable Fault Testers" standard requirements.Work mode: TDR(low voltage pulse), High voltage flashover( ICE(Impulse current)/Decay)Features? 10.1-inch full-color TFT touch display;? Embedded system, safe, stable and simple display and operation mode;? With the function of testing cable wave speed, cable length and fault distance;? Fully automatic continuous sampling, waveform capture at all times, timely and accurate.? Equipped with automatic test range setting, automatic waveform analysis and display of test distance.? Full English menu, two operation methods of touch and coded buttons, simple, fast and reliable.? Equipped with testing technology of low-voltage pulse method, high-voltage flashover method, the waveform display is smooth and easy to interpret.? The instrument has powerful data processing capabilities, making it convenient for users to manage and archive waveform files.? Has a massive test waveform storage function: the waveforms tested on site can be conveniently stored in the instrument in the order specified by Chinese naming for recall and observation at any time; it can store more than 8,000 records of low-voltage pulses and high-voltage flashover waveforms, and multiple pulses More than 250 waveform records can be recorded, and waveform files can be imported into computer software for management and analysis using USB communication.? Ultra-high brightness, LED backlight brightness reaches 280nit, resolution 1024*600, convenient for environments exposed to direct sunlight in operation.Technical specification Sampling frequency80MHzLow voltage pulse amplitude100V±15%Ranging range≥65kmTest range 300m/1km/5km/25km/65kmPulse width0.125uS/0.50uS/2.50uS/7.25uS/10.0uSMinimum resolution0.1mTest blind area ≤20mMeasurement error ≤±(0.5%×L+1m), L is the cable lengthPower supply modecharging AC110V~240V, 50Hz/60HzVolume and weightL358mm×W284mm×H168mm-4.7kgWorking conditionsTemperature -20oC~+65oC, relative humidity 90%, atmospheric pressure 750±30mmHgPacking list XHDD503CIntroductionThe cable fault location instrument uses the acoustic and magnetic synchronization method to determine the power cable fault point. The electronic flashover is generated by the impact discharge generator, picked up and amplified by the corresponding probe, and the precise location of the fault point is determined by auditory and visual judgment. It is a device that completes the precise positioning of the cable fault point within the rough measurement range and collects the acoustic and magnetic time difference. It integrates positioning technology, path-assisted testing and other technologies, providing multiple test modes and rich and diverse prompt information to efficiently and accurately complete cable fault location.Technical indicators1Filter parametersAll-pass: 100Hz~1600Hz.Low pass: 100Hz~300Hz.Qualcomm: 160Hz~1600Hz.Bandpass: 200Hz~600Hz.2Channel gain8 levels adjustable.3Magnetic channel gain8 levels adjustable.4Output gain16 levels (0~112db)5Output impedance350Ω6Acoustomagnetic positioning accuracy less than 0.2m.7Path identification accuracy less than 0.5m.8Power supply4*18650 standard lithium batteries.9Standby timemore than 8 hours.10Volume428L×350W×230H11Screen pixels 854-48012Brightness 800nit13Transmission speed unit 0-100ms14Accuracy 1ms15Sound bandwidth 100-1.6khz16Magnetic coil bandwidth 100-20kHZ17Both sound and magnetism are greater than 75db18Weight 6.5kg.19Ambient temperature-25~65oC; Relative humidity: ≤90%.Operation panel introduction1 Adjustment: Press the adjustment button to enter the adjustment interface, and rotate the adjustment button to set the adjustment parameters;2 Power supply: Turn on and off the power supply of the system. When turning on the system, you need to press and hold the power button for 3 to 4 seconds until you hear a long "beep" sound, then you can lift the button; when turning off, you need to press and hold the power button for 3 to 4 seconds;3 Display: 5-inch touch display.1 Sensor: Probe sensor connection port;2 Charging: charger connection port;3 Dedicated headphone jack.Packing listXHGX507CIntroductionXHGX507C is a path detection instrument with strong comprehensive performance.It has multiple functions such as pipeline path detection, cable identification, fault finding, etc. The instrument consists of a transmitter, a transmitting current clamp,a receiver, a receiving flexible current clamp, a connecting test line, and an A-frame (optional). Technical specification FunctionPipeline detection (cable position tracking, direction display, depth measurement, current measurement), cable identification, A-frame fault finding (optional function)Power8.4V large capacity rechargeable lithium batteryInput methodBuilt-in receiving coil, flexible caliper, A-frame (optional function)Receiving frequencyActive detection frequency: 640Hz, 1.28kHz, 2.56kHz, 3.20kHz, 4.09kHz, 8.19kHz, 10.2kHz, 32.7kHz, 65.6kHz, 81.9kHz, 197kHzPower frequency passive detection frequency: 50Hz, 60Hz, 250HzRF passive detection frequency band: center frequency is divided into 32.7kHz, 65.6kHz, 81.9kHz, 197kHzPipeline detection modeBroad peak method, narrow peak method, valley methodPipeline detectionDetection rangeDirect connection method: Generally, the cable length can reach 0~20 km, which is mainly determined by the ground resistance, cable resistance and cable buried depthCoupling method: Generally, the cable length can reach 0~10 km, which is mainly determined by the ground resistance, cable resistance and cable buried depthInduction method: Applicable to cables buried less than 2m deepDepth and CurrentReal-time display of cable depth and current valuePipeline measurement depth0-20m Depth AccuracyPlane position precision: Center axis position of target cable or pipeline: ±5% (buried depth 0-3m) -10% (buried depth 3m-20m)True or False TipsEliminate interference from adjacent cables. When measuring adjacent cables, the measurement of adjacent cables can be distinguished based on the different signal strengths and measured current phases fed back by the adjacent cables. In the process of tracing the cables, observe the phase dial and pointer pointing to distinguish the measured cable from the adjacent cables.Sound InstructionsFM tone that varies with signal strengthAnti-interference displayGreen: No interference Green: Good (results can be trusted) Red: Severe interference (results cannot be trusted)Anti-interference abilityThe extremely narrow receiving frequency band and unique digital processing method can fully suppress the power frequency and harmonic interference of nearby running cables and pipelines.Interference distanceWhen using the coupling method and the induction method, the transmitter will generate interference within a short distance. The interference distance is related to the transmission power and frequency. The greater the power and the higher the frequency, the stronger the interference.The minimum distance at which the receiver is not interfered by the transmitter often needs to be determined by experiment:Pipeline detection: 5m away for the coupling method and 20m away for the induction method can be confirmed as no interferenceCable identification: 2~5m away for the coupling method can be confirmed as no interferenceCable identificationIdentification method: Intelligent identification by flexible clamps;Number of cables that can be calibrated: 1 to 20;Calibration value: The current percentage of the receiving signal and the transmitting signal is between 75% and 135% of the calibration value, which is one of the conditions for successful identification;Directionality: The transmitting clamp, the receiving clamp and the loading signal must be in the same direction, which is one of the conditions for successful identification.Cable identificationDetection rangeDirect connection method: can identify signals with a loop resistance of 0Ω to 8kΩ (usually can reach a cable length of 0 to 20 kilometers, mainly determined by the ground resistance and cable resistance)Coupling method: can identify signals with a loop resistance of 0Ω to 1kΩ; (usually can reach a cable length of 0 to 6 kilometers, mainly determined by the ground resistance and cable resistance)Display4.3-inch LCD color screen (high brightness screen), visible in sunlightTouchYes, capacitive touchsizeApprox. 350mm(L)×155mm(W)×700mm(H)WeightApprox. 2kgConnection interfaceType-C USB port, aviation socketCoil inner diameterφ200mm (larger diameter can be customized as needed)Working temperature and humidity-10oC~40oC; below 80%RhStorage temperature and humidity-10oC~50oC; ≤95%RH, no condensationPressure resistanceAC2000V/rms (before the front and rear ends of the shell)Suitable for safety regulationsIEC61010-1 CAT 600V, IEC61010-031, IEC61326, pollution degree 2Packing list Transmitter1Receiver1Toolkit1Transmitting current clamp1Receiver Flexible Current Clamp1Direct-connect test clamp1Double-ended alligator clip test lead1Ground pin1Receiver Charger1Transmitter Charger1A frame1 XHHV535-2LThe XHHV535-2L high voltage pulse generator is mainly used for shock discharge during low-voltage cable fault testing. The equipment completely replaces the traditional test transformer, operation box and pulse energy storage capacitor weighing hundreds of kilograms, and integrates the energy storage capacitor, DC high voltage source, and discharge ball gap. It adopts high precision, high stability special high voltage electronic components and high-frequency technology, simple structure, ultra-light weight, and user-friendly design and operation mode, which is safe and reliable.The XHHV535-2L High voltage pulse generator with over-current, over-voltage, over-heating automatic protection function, When working, the high-voltage pulse output is uniform and controllable. The panel is equipped with a relay, and the discharge time interval can be arbitrarily set within 0-100 seconds.This high voltage surge generator has a super short circuit protection function, which can make the high voltage output work directly to the ground.With 1.5 level. The voltage pointer meter shows that the impact discharge process is clearly visible. In addition, it measures the high-voltage side voltage, making the measurement accurate in real time. It has zero start protection and potentiometer zero output function. In the stop state, the voltmeter can indicate the capacitor voltage in real time, which is convenient for users to check and discharge after operation.Technical parametersImpact high voltage0~32kVHigh voltage partial pressure2.5 levelBuilt-in capacitor2μFDischarge power0-1024JOutput voltage polaritynegative polarityImpact power250W@peakWorking modeSelectable or adjustable impulse rate and Single shotMinimum Output current in DC mode7.5mA at 32kVLength of test cableThe high-voltage output line of the pull-rod type high-voltage pulse generator is 2 meters long, the ground line is 3 meters long, and the power line is 1.8 meters long.Over temperature protection65oCOver current protection8mA (more than 3 seconds)Volume(mm)540L×300W×450HWeightnot more than 25kgPower supplyAC220V±15%, 50Hz±2Hz(60Hz) Ambient temperature-20~+60oCCable lengthHigh voltage output cable - 2 meters, ground wires - 2.5 meters, power cable - 1.8 meters.Packing ListWelcome you contact us for more information ^_^. Welcome customers from all over the world! ~
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