Application Method of High Voltage Cable Fault Tester

High voltage cable fault tester can detect all kinds of common faults of various wires and cables, and can accurately locate the common fault point within 0.5m. In addition, common fault analysis and basic detection can also be carried out for coaxial output communication cable, local call cable and frequency conversion cable, and the total length of unknown cable can also be reviewed. High voltage cable fault tester is a comprehensive cable fault detection instrument. It can detect common faults such as high resistance flashover of cable, grounding device of high and low inductive load, short circuit fault, disconnection and looseness of cable. If equipped with point instrument specified by acoustic measurement Law, it can accurately measure the position of common fault point. It is very suitable for testing wires, cables and power cables with various models, specifications and different levels of working voltage. The high-voltage cable fault tester complies with the plan of industrial production power enterprises and the rapid development trend in the IT period, and professionalizes the limitations of the original cable fault tester with industrial automation embedded electronic computer service platform system software, Internet service business process and USB communication technology, It has greatly improved the application function and value of instruments and equipment, as well as the convenient and fast actual operation in the natural environment on the spot. The high voltage cable fault tester adopts the basic principle of time domain reflector (TDR) to accurately measure the distance between cable faults. For the common faults of low resistance and lead, the instrument and equipment send a series of electric sparks to the tested cable. The cable with common faults will cause a reflector data signal at the common fault point (if there is no cable fault, the reflector is the total length of the cable); For common faults with high resistance, add an impulse DC negative high voltage to the cable line to cause single pulse on the reflecting surface at the common fault point. According to the time difference between sending single pulse and reflecting surface single pulse and the rapid propagation of electromagnetic wave in cable, the distance between detection ends after common fault points can be measured as: S = VT / 2, where: s means the distance between detection ends after common fault points. Action characteristics of high voltage cable fault tester: 1. It can test various common fault types of high and low characteristic impedance; 2. It integrates the functions of common fault point spacing detection and accurate positioning; 3. Notebook display, liquid crystal display, Lai single type actual operation; 4. Difficult problems and common faults of single pulse wave pattern comparative analysis method. 5. Have the function of wave type and data storage and copying; 6. Have a variety of test standards, such as bottom voltage single pulse method, impulse high piezoelectric flow sampling method, DC high voltage power supply flashover method, etc; 7. It can inspect all kinds of buried cables, overhead cables, wires and cables, local communication cables, communication cables and optical cables. The high-voltage cable fault tester adopts the box structure and the touch screen operation panel. All functional keys visually display information on the display screen. Customers can immediately operate according to the touch screen. It has the function of wave pattern storage, and can store a lot of on-site detection wave patterns for observation and comparison at any time and on the same station. The detection page is simple and clear, the function key definition is simple and clear, and the measurement method is simple and convenient.

Application Method of High Voltage Cable Fault Tester 1

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Brief Introduction of High Voltage Cable Fault Tester
Brief Introduction of High Voltage Cable Fault Tester
Brief introduction to high voltage cable fault tester product nickname: cable fault tester, high voltage cable fault tester, cable fault tester, point tester, path tester, cable fault Pathfinder, cable fault tracker, portable cable fault location system, cable fault flash tester, cable fault point tester, cable path tester, working principle of high voltage cable fault tester, Smooth wired communication and power transmission depend on the normal operation of cable lines. Once the line is blocked, it will cause the communication to find out the fault in time and eliminate it quickly, which will cause great economic losses and poor social impact. Therefore, the cable fault tester is an important tool to maintain all kinds of cables. The cable fault intelligent tester adopts a variety of fault detection methods, applies contemporary * advanced electronic technology achievements and devices, adopts computer technology and special electronic technology, and combines the company's long-term successful experience in developing cable tester. It is a new high-tech, intelligent and fully functional product. Dear customers: the company also has power cable fault tester, cable fault locator and cable fault tester products. You can call the company's service phone through the web page to learn more product details. Perfect and beautiful service is our pursuit. New and old customers are welcome to buy their favorite products at ease. We will serve you wholeheartedly!
Introduction to High Voltage Cable Fault Tester
Introduction to High Voltage Cable Fault Tester
Brief introduction to high voltage cable fault tester product nickname: cable fault tester, high voltage cable fault tester, cable fault tester, point tester, path tester, cable fault Pathfinder, cable fault tracker, portable cable fault location system, cable fault flash tester, cable fault point tester, cable path tester, working principle of high voltage cable fault tester, Smooth wired communication and power transmission depend on the normal operation of cable lines. Once the line is blocked, it will cause the communication to find out the fault in time and eliminate it quickly, which will cause great economic losses and poor social impact. Therefore, the cable fault tester is an important tool to maintain all kinds of cables. The cable fault intelligent tester adopts a variety of fault detection methods, applies contemporary * advanced electronic technology achievements and devices, adopts computer technology and special electronic technology, and combines the company's long-term successful experience in developing cable tester. It is a new high-tech, intelligent and fully functional product. Dear customers: the company also has power cable fault tester, cable fault locator and cable fault tester products. You can call the company's service phone through the web page to learn more product details. Perfect and beautiful service is our pursuit. New and old customers are welcome to buy their favorite products at ease. We will serve you wholeheartedly!
Characteristics of High Voltage Cable Fault Tester
Characteristics of High Voltage Cable Fault Tester
High voltage cable fault tester is a comprehensive cable fault detection instrument. It can test the high resistance flashover fault, high and low resistance grounding, short circuit, cable disconnection, poor contact and other faults of the cable. If it is equipped with an acoustic point detector, it can accurately determine the accurate position of the fault point. It is especially suitable for testing power cables and communication cables of various models and different levels of voltage. 1. Complete functions, safe, rapid and accurate fault test. The instrument adopts low-voltage pulse method and high-voltage flashover method to detect various faults of cables, especially the flashover and high resistance faults of cables can be tested directly without burning through. If equipped with acoustic method pointing instrument, the accurate position of fault can be measured accurately. 2. The test precision is high. The instrument adopts high-speed data sampling technology. The A / D sampling speed is 100MHz, so that the reading resolution of the instrument is 1m and the detection blind area is 1m. 3. High degree of intelligence. The test results are automatically displayed on the large screen LCD with waveform and data, and the fault judgment is intuitive. It is equipped with full Chinese menu display operation function, without special training for operators. 4. It has the functions of waveform and parameter storage and call out. It adopts nonvolatile devices, and the waveform and data are not volatile after shutdown. 5. It has double trace display function, which can compare the test waveform of the faulty cable with the normal waveform, which is conducive to further judgment of the fault. 6. It has the function of waveform expansion ratio. By changing the waveform ratio, the expanded waveform can be tested accurately. 7. The position of the double cursor can be changed arbitrarily to directly display the direct distance or relative distance between the fault point and the test point. 8. It has the function of modifying the propagation speed at any time according to different tested cables. 9. Small volume, portable appearance, built-in rechargeable battery power supply, easy to carry and use. Dear customers: Hello, our company is a high-quality development group with strong technical force, providing users with high-quality products, complete solutions and superior technical services. The main products are underground cable fault tester, intelligent cable fault tester, buried cable fault detector, etc. The enterprise adheres to the tenet of building a business in good faith, keeping the business with quality and developing the business with enterprising. It continues to climb new peaks with a firmer pace and make contributions to the national automation industry. New and old customers are welcome to buy their favorite products at ease. We will serve you wholeheartedly!
Introduction to High Voltage Cable Fault Tester
Introduction to High Voltage Cable Fault Tester
Brief introduction to high-voltage cable fault tester the product is also called high-voltage cable fault tester, high-voltage cable fault tester, cable fault tester, point tester, path tester, cable fault Pathfinder, cable fault tracker, portable cable fault location system, cable fault flash tester, cable fault point tester, cable path tester, working principle of high-voltage cable fault tester, Smooth wired communication and power transmission depend on the normal operation of cable lines. Once the line is blocked, it will cause the communication to find out the fault in time and eliminate it quickly, which will cause great economic losses and poor social impact. Therefore, the cable fault tester is an important tool to maintain all kinds of cables. The cable fault intelligent tester adopts a variety of fault detection methods, applies contemporary * advanced electronic technology achievements and devices, adopts computer technology and special electronic technology, and combines the company's long-term successful experience in developing cable tester. It is a new high-tech, intelligent and fully functional product. Dear customers: Hello, our company is a high-quality development group with strong technical force, providing users with high-quality products, complete solutions and superior technical services. The enterprise adheres to the tenet of building a business in good faith, keeping the business with quality and developing the business with enterprising. It continues to climb new peaks with a firmer pace and make contributions to the national automation industry. New and old customers are welcome to buy their favorite products at ease. We will serve you wholeheartedly!
Introduction of High Voltage Cable Fault Tester
Introduction of High Voltage Cable Fault Tester
Brief introduction to high voltage cable fault tester product nickname: cable fault tester, high voltage cable fault tester, cable fault tester, point tester, path tester, cable fault Pathfinder, cable fault tracker, portable cable fault location system, cable fault flash tester, cable fault point tester, cable path tester, working principle of high voltage cable fault tester, Smooth wired communication and power transmission depend on the normal operation of cable lines. Once the line is blocked, it will cause the communication to find out the fault in time and eliminate it quickly, which will cause great economic losses and poor social impact. Therefore, the cable fault tester is an important tool to maintain all kinds of cables. The cable fault intelligent tester adopts a variety of fault detection methods, applies contemporary * advanced electronic technology achievements and devices, adopts computer technology and special electronic technology, and combines the company's long-term successful experience in developing cable tester. It is a new high-tech, intelligent and fully functional product. Dear customers: Hello, our company is a high-quality development group with strong technical force, providing users with high-quality products, complete solutions and superior technical services. The enterprise adheres to the tenet of building a business in good faith, keeping the business with quality and developing the business with enterprising. It continues to climb new peaks with a firmer pace and make contributions to the national automation industry. New and old customers are welcome to buy their favorite products at ease. We will serve you wholeheartedly!
Introduction of High Voltage Cable Fault Tester
Introduction of High Voltage Cable Fault Tester
High voltage cable fault tester is a comprehensive cable fault detection instrument. It can test the high resistance flashover fault, high and low resistance grounding, short circuit, cable disconnection, poor contact and other faults of the cable. If it is equipped with an acoustic point detector, it can accurately determine the accurate position of the fault point. It is especially suitable for testing power cables and communication cables of various models and different levels of voltage. 1. Complete functions, safe, rapid and accurate fault test. The instrument adopts low-voltage pulse method and high-voltage flashover method to detect various faults of cables, especially the flashover and high resistance faults of cables can be tested directly without burning through. If equipped with acoustic method pointing instrument, the accurate position of fault can be measured accurately. 2. The test precision is high. The instrument adopts high-speed data sampling technology. The A / D sampling speed is 100MHz, so that the reading resolution of the instrument is 1m and the detection blind area is 1m. 3. High degree of intelligence. The test results are automatically displayed on the large screen LCD with waveform and data, and the fault judgment is intuitive. It is equipped with full Chinese menu display operation function, without special training for operators. 4. It has the functions of waveform and parameter storage and call out. It adopts nonvolatile devices, and the waveform and data are not volatile after shutdown. 5. It has double trace display function, which can compare the test waveform of the faulty cable with the normal waveform, which is conducive to further judgment of the fault. 6. It has the function of waveform expansion ratio. By changing the waveform ratio, the expanded waveform can be tested accurately. 7. The position of the double cursor can be changed arbitrarily to directly display the direct distance or relative distance between the fault point and the test point. 8. It has the function of modifying the propagation speed at any time according to different tested cables. 9. Small volume, portable appearance, built-in rechargeable battery power supply, easy to carry and use. Dear customers: Hello, our company is a high-quality development group with strong technical force, providing users with high-quality products, complete solutions and superior technical services. The enterprise adheres to the tenet of building a business in good faith, keeping the business with quality and developing the business with enterprising. It continues to climb new peaks with a firmer pace and make contributions to the national automation industry. New and old customers are welcome to buy their favorite products at ease. We will serve you wholeheartedly!
Working Principle of High Voltage Cable Fault Tester
Working Principle of High Voltage Cable Fault Tester
The working principle of high voltage cable fault tester is introduced. The product is also known as cable fault tester, high voltage cable fault tester, cable fault tester, point tester, path tester, cable fault Pathfinder, cable fault tracker, portable cable fault positioning system, cable fault flash tester, cable fault point tester and cable path tester, Smooth wired communication and power transmission depend on the normal operation of cable lines. Once the line is blocked, it will cause the communication to find out the fault in time and eliminate it quickly, which will cause great economic losses and poor social impact. Therefore, the cable fault tester is an important tool to maintain all kinds of cables. The cable fault intelligent tester adopts a variety of fault detection methods, applies contemporary * advanced electronic technology achievements and devices, adopts computer technology and special electronic technology, and combines the company's long-term successful experience in developing cable tester. It is a new high-tech, intelligent and fully functional product. Dear customers: the company also has cable fault detector, underground cable fault tester, cable fault locator and other products. You can call the company's service phone through the web page to learn more product details. Perfect and beautiful service is our pursuit. New and old customers are welcome to buy their favorite products at ease. We will serve you wholeheartedly!
Characteristics of High Voltage Cable Fault Tester
Characteristics of High Voltage Cable Fault Tester
High voltage cable fault tester is a comprehensive cable fault detection instrument. It can test the high resistance flashover fault, high and low resistance grounding, short circuit, cable disconnection, poor contact and other faults of the cable. If it is equipped with an acoustic point detector, it can accurately determine the accurate position of the fault point. It is especially suitable for testing power cables and communication cables of various models and different levels of voltage. 1. Complete functions, safe, rapid and accurate fault test. The instrument adopts low-voltage pulse method and high-voltage flashover method to detect various faults of cables, especially the flashover and high resistance faults of cables can be tested directly without burning through. If equipped with acoustic method pointing instrument, the accurate position of fault can be measured accurately. 2. The test precision is high. The instrument adopts high-speed data sampling technology. The A / D sampling speed is 100MHz, so that the reading resolution of the instrument is 1m and the detection blind area is 1m. 3. High degree of intelligence. The test results are automatically displayed on the large screen LCD with waveform and data, and the fault judgment is intuitive. It is equipped with full Chinese menu display operation function, without special training for operators. 4. It has the functions of waveform and parameter storage and call out. It adopts nonvolatile devices, and the waveform and data are not volatile after shutdown. 5. It has double trace display function, which can compare the test waveform of the faulty cable with the normal waveform, which is conducive to further judgment of the fault. 6. It has the function of waveform expansion ratio. By changing the waveform ratio, the expanded waveform can be tested accurately. 7. The position of the double cursor can be changed arbitrarily to directly display the direct distance or relative distance between the fault point and the test point. 8. It has the function of modifying the propagation speed at any time according to different tested cables. 9. Small volume, portable appearance, built-in rechargeable battery power supply, easy to carry and use. Dear customers: Hello, our company is a high-quality development group with strong technical force, providing users with high-quality products, complete solutions and superior technical services. The main products are underground cable fault tester, intelligent cable fault tester, buried cable fault detector, etc. The enterprise adheres to the tenet of building a business in good faith, keeping the business with quality and developing the business with enterprising. It continues to climb new peaks with a firmer pace and make contributions to the national automation industry. New and old customers are welcome to buy their favorite products at ease. We will serve you wholeheartedly!
5 Reasons a Voltage Detector Pen Is Good for You
5 Reasons a Voltage Detector Pen Is Good for You
A voltage detector is a quick and inexpensive method to check the presence of voltage in an AC circuit, switch or socket without actually working with it. Also known as a voltage rod, rod, sniffer or pin, a voltage detector clings to a shirt pocket and beeps or glows when it detects voltage in a conductive part of the insulation.Voltage detectors are used to repair electrical circuits, detect live neutral wires and in other situations where you need to verify the presence of electric current. These types of voltage detectors are designed for the non-contact detection of electrical circuits in residential, commercial and industrial buildings. Random contact with live electrical conductors is no problem, and the detector evaluates the voltage level in the electrical safety category for which it is used.The voltage tester Klein Tools ET40 is ideal for checking regular electrical cables, door bell sockets, lights and other devices. It has functions for displaying positive and negative DC polarity and is able to detect DC voltage currents as low as 1.5 V. In addition to detecting standard voltages and low voltages, voltage detectors and LED testers can also detect rated voltages.A good voltage tester not only saves you time, but also gives you the certainty that your electricity prices are normal. The best voltage detector pins operate in a wide voltage range and are able to provide acoustic and acoustic feedback when detecting voltage. They are small enough to be transported and provide a precise reading that tells the user whether voltage is present or not.Reinforced electronic testers (also called electrical testers, pins and voltage detectors) rely on capacitive currents to detect changes in the electric field of an energy-charged object. Non-contact voltage testers (test pins, voltage sensors, voltage testers and pins they know) are the safest way to ensure that an electrical conductor has no voltage without touching it or suffering an electric shock. They work by detecting changes in an electric field surrounding an object conducting alternating or alternating current.Non-contact testers allow you to check the voltage of a wire or device without having to touch the wire or part. A voltage tester can be used to test the presence of voltage when a multimeter cannot detect it and to measure and display the exact amount of available voltage. These testers are designed to detect the main voltage and do not provide any indication of low voltage control circuits used in the bells or HVAC controls.A further limitation is that DC voltage can not be detected with this method because DC currents do not flow in a uniform state through capacitors and non-contact testers that detect electrical fields cannot be activated. You cannot detect voltage through shielded or armoured cables, and this is a basic limitation due to the Faraday cage effect. A TONG or AMmeter detects changes in magnetic fields, while a detector uses current flowing through the wire in question, and it senses alternating electric fields emitted by AC conductors.Given the variety of products in the contactless voltage tester category, you can expect different types of NCVTs, but you can imagine that there are more contactless DC voltage testers and contactless DC voltage testers than there are regular DC testers on the market. Remember to use a quality insulation resistance tester when you need to measure the insulation around your circuit. You want a non-contact voltage tester that comes with a hook so that you can put it in your shirt pocket.I call it the voltage sniffer, but the technical name for it is the capacitive voltage sensor. It is supplied with an alligator clip, which is interchangeable with test cables, and a holster to keep it handy. It uses black magic to determine whether wires are live or not, and it is 100% reliable at all times.
Voltage Detector Pen: a History of Voltage Detector Pen
Voltage Detector Pen: a History of Voltage Detector Pen
The tester is designed to detect the main voltage and does not provide any indication of low voltage control circuits as used in doorbells and HVAC controls. A voltage detector is used to detect sockets, power supplies and insulated wiring. Unlike a tonne or an ammeter, which detects changes in a magnetic field, a detector uses the current flowing through the wire in question as it detects alternating electric fields emitted by the AC conductors.In order to reduce the potential for false alarms on low voltage devices, I recommend inspectors to use a voltage tester starting at 90 volts. I don't buy voltage sniffers that run on button batteries because they're hard to find.It costs a little more than most other voltage sniffers, but it's worth the price. I've had it for three years and it's the most reliable and robust non-contact electrical tester I've ever owned. The non-contact voltage tester is a great voltage tester that can be called Fluke, and is characterized by a compact design that is easy to use.A good voltage tester should be small enough to carry and provide an accurate measurement that tells the user whether voltage is present or not. Each time you use the tester, voltage sniffer manufacturers recommend testing with a known power source to ensure proper function.To use a non-contact voltage tester, touch the tip of the tester with the wire you test with the socket and the tip must be placed with a small slot on the front panel. Manufacturers of voltage sniffers also recommend holding a tester with bare hands and keeping it close to the body. Fluke 1AC-II Non-Contact Voltage Test Tip: A bright red beep that sounds when voltage is detected.The invention of the non-contact voltage tester described above is a kind of voltage indicator that produces a signal of limited duration when the operator switches on to turn the tester on, which is operated by the user when no voltage at the probe tip is detected. The signal tells the operator that the battery is on, indicating that the device has a light or sound source at work. The use of voltage testers consists of touching one probe on a wire connection and the other probe on the opposite wire connection.Under certain circumstances, the voltage sniffer may not be able to detect the current if you do not hold it down, as shown in the following clip. In the United States, the Consumer Product Safety Commission states that the button can remain pressed during a power-to-power cycle, causing the tester to work incorrectly.Voltage is the potential difference between the two conductors and the ground. Measured as voltage in phase, a phase of zero volts indicates that the two energized conductors are in the same phase.The reading is the product of the current flowing through the circuit and is calibrated to read the voltage in kilovolts. The test lamp, the test light or the main test meter is an electronic tester used to determine the presence of electricity in the device under test. A test light is a simple but expensive measuring instrument, such as a multimeter, which is sufficient to check the presence of a voltage in a conductor.Choose a detector that displays the power level with an acoustic, visual or vibrating signal. Find a variety of Grainger voltage detectors to test battery and circuit integrity.CAP-40 houses the battery [41], which supplies the voltage detector circuit with energy (Fig. The additional energy from the lamp and the power amplifier is supplied by a small internal battery that does not flow through the user's body.The socket tester is about the size of an electrical plug and works by plugging it into the socket. They have grooves that hook into the surrounding wires and detect the voltage of the lead wire at the point where the tester checks the contact with the socket. The tester can test voltage and polarity and check the outlet wire, but it is not able to test the circuit directly at the outlet itself.Techineer is not responsible for any import duties or taxes, including VAT, that occur when a shipment reaches your destination country, and these are only your responsibility as a customer.We approach each case on a case-by-case basis and try our best to find a satisfactory solution. After talking to a 20-year veteran electrician and testing seven leading models for eight months we found that the Klein NCVT-3 was the best model.
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During 15 years development, Noyafa has become the most famous brand in cable testing industry in China. With excellent production capability, reliable quality, good after-sales service, we get good reputation from customers all over the world.
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