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ES9080 Non-Contact High Voltage Detector

ES9080 non-contact high-voltage electroscope is safe and reliable with non-contact design, used to check the existence of AC high and low voltage. This instrument has the functions of sound prompt, light prompt, self-check, and compatibility with most insulating rods. The whole machine is beautiful and high-grade, with a wide range, convenient operation, convenient carrying, accurate, reliable, stable performance and strong anti-interference ability. ES9080 non-contact high-voltage electroscope and has IP65 protection grade, shock-proof structure, suitable for harsh working environment, it is suitable for non-contact detection of live voltage, cable fault finding, inspection and detection of live high-voltage cables, tracking of live wires, inspection of high-frequency Radiation, check grounding equipment, detect residual voltage or induced voltage and other testing needs. ES9080 non-contact high-voltage electroscope has 8 voltage detection levels, and the rated test voltage range is 380V ~ 550kV.

ES9070 Wireless High Voltage Voltmeter

ES9070 wireless high-voltage voltmeter is specially designed and manufactured for high-voltage transmission line power inspection, high-voltage transmission line-to-ground voltage, induced voltage test and current test. The product breaks through the limitation of traditional high-voltage electroscopes that can only test whether there is electricity, and solves the problem of potential safety hazards due to relatively high induced voltages after the traditional electroscopes. The voltage level of the electric inspection is 0.1kV～220kV, which completely covers the electric inspection and ground voltage test of each voltage level (110V, 220V, 3kV, 6.3kV, 10kV, 35kV, 66kV, 110kV, 220kV), and there is no need to purchase according to different voltage levels Multiple sets of high-voltage electroscopes are cost-saving, safe, reliable, time-saving and fast, and are an essential tool for power transmission line maintenance. When the transmission line is repaired and maintained, even if the line has been disconnected, due to the capacitive effect, there may still be a very high high voltage voltage through induction, which seriously threatens the safety of the operator and the operation process. Whether the voltage has dropped to a safe and operational voltage level. ES9070 wireless high voltage voltmeter is composed of receiver, detector, telescopic insulating rod, etc. During the test, the detector only needs to be hung on the bare wire with the insulating rod, and the voltage value can be read on the handheld receiver through wireless signal transmission. The straight-line transmission distance of wireless signal is about 30 meters, and the detector has sound and light alarms such as LED indication and buzzer, which makes the test easier and easier.

ES9050 Pumping Unit Multimeter

ES9050 multi-meter for pumping unit is a fully automatic, multi-function, digital and intelligent instrument specially developed by our company for field testing in oil fields. It has the characteristics of high precision, high stability, low power consumption, and easy use. It can measure the power consumption parameters of the oil field at the same time: AC current, voltage, frequency, phase between voltage and current, maximum current of the pumping unit up and down stroke, stroke ratio, up and down stroke time, and the number of strokes per minute, thereby judging the work of the pumping unit It provides a safe, accurate and convenient way for electricity inspectors, oil field pumping unit commissioning personnel, engineering technicians, electricians, oil production engineers, and metering personnel to monitor the electrical parameters and electrical balance of pumping unit wells at any time on site. New oilfield instrumentation. ES9050 pumping unit multimeter uses the latest materials to design and manufacture shell molds, equipped with shock-proof, anti-skid, high-insulation sheaths, and adopts LCD display. All measured parameters are displayed on the same screen, which is clear at a glance, showing a beautiful and luxurious appearance. The meter is equipped with a DC charging interface and a USB interface, which can store 500 sets of data, and upload the stored data to the computer through the system software, which is convenient for leaders to query, and realizes historical data query, reading, analysis, saving, reporting, printing, etc. At the same time, the instrument also has the function of administrator setting, password entry, including clock setting, pound sign setting, and password setting.

ES9030 RCD Tester

ES9030 RCD tester, also known as leakage switch detector, leakage protector tester, residual current action protector detector, residual current action protector tester, is a necessary testing instrument for engineering quality supervision stations and construction companies. Measure the operating time and operating current of the leakage switch. It is mainly used to test the leakage current, leakage non-operating current and leakage operating time of the leakage protector. It can be widely used in power supply department, agricultural power department, leakage protector manufacturer, labor security inspection department in construction, mining, machine tool and other industries, as well as electricians. ES9030 RCD tester is composed of host, monitoring software, test line, communication line, etc. It has a charging function, no need to search for electricity on site, a full-color large-screen LCD display, which is clear at a glance, and the touch-screen operation is convenient and easy to use. Large-capacity storage of 500 sets of data, voltage measurement range: 1.0V～1000V, measurement accuracy: ±3%dgt±3dgt. The test current is continuously adjustable from 1 to 1200mA, and the test leakage current action time range is 0 to 999ms. The upper computer software has the functions of reading, viewing, saving and reporting historical data.

ES9020 Intelligent Lightning Protection(SPD) Tester

ES9020 Intelligent Lightning Protection Component Tester, also known as Lightning Protection Component Tester, SPD Field Tester, is used for performance testing of arresters, lightning arresters, surge protectors, varistors, cermet discharge tubes, straight air arresters, etc. special instrument. The instrument adopts the charging function for offline use, which overcomes the shortcomings of traditional products that are inconvenient for on-site operation to be plugged in. The voltage output 2000V has a wider application range, uses high-voltage short-circuit protection, and has an automatic discharge function. The instrument is reliable, safe and durable. At the same time, it has the function of insulation resistance test, the use of luxury large-color screen display, data storage, data review, qualification judgment, automatic shutdown, USB data upload and other functions. The whole machine is beautiful and high-grade, with a wide range, high resolution, convenient operation, convenient carrying, accurate, reliable, stable performance and strong anti-interference ability. ES9020 has a shock-proof, dust-proof and moisture-proof structure, and is suitable for harsh working environments. It is a common and indispensable instrument for meteorological lightning protection, electric power, post and telecommunications, communication, electromechanical installation and maintenance, and industrial enterprises that use electric power as industrial power or energy. It is suitable for measuring the performance parameters of various arresters and surge protectors. ES9020 intelligent lightning protection component tester is composed of medium and large scale integrated circuits. The output power of this watch is large, the initial action voltage measurement range: 0-2000V, the leakage current measurement range: 0.1~199.9uA, the insulation resistance: 0~1000MΩ, the repeatability is good, and the one-key measurement is convenient and fast.

ES8020 Battery Internal Resistance Tester

ES7010 Outdoor Energy Power Supply

ES7010 outdoor energy storage power supply, also known as outdoor mobile power supply, energy storage power supply, this power supply can convert the built-in battery DC into 220V, 50Hz AC and 5V DC. Sinusoidal alternating current can be used for all kinds of equipment to meet the needs of users in mobile power supply places or areas without electricity to the greatest extent.The power supply has the characteristics of high frequency rectification technology, high conversion efficiency, large output power, large capacity and long battery life, light and convenient, and intuitive indication of electric energy and power. Outdoor energy storage power supply can effectively solve the electricity demand in emergency places or outdoor places without electricity. It can be used for emergency outdoor operation power, night market stalls, square performances, outdoor play power supply, outdoor office, power outage backup, etc.

ES5001 Transformer Core Ground Current Tester

ES5001 transformer core grounding current tester, also known as current recorder, clamp current recorder, SD card current recorder, etc., is mainly designed to facilitate high-precision measurement of on-site current use status monitoring records, using large-capacity TF card storage It ensures the high precision, high stability and high reliability of uninterrupted monitoring. It consists of a host, a current clamp, a communication line, a current monitoring software, and a memory card. It is widely used in electric power, communication, meteorology, railway, oil field, construction, measurement, scientific research and teaching units, industrial and mining enterprises and other fields. ES5001 transformer core grounding current tester has real-time clock, large-screen display, USB data export and other functions that are convenient and easy to use. At the same time, it has a large storage space of TF card, which can store 9999 sets of data, and also has the function of automatic storage interval setting function, which can be set from 1 to 60 minutes. ES5001 transformer core grounding current tester monitoring software has online real-time monitoring and historical query functions, and has historical data reading, viewing, saving, analysis, processing, sorting, reporting, printing and other functions.

ES5000 High Precision Clamp Ammeter

ES5000 high-precision clamp current meter, also known as current recorder, clamp current recorder, SD card current recorder, etc., is mainly designed for the convenience of high-precision measurement of on-site current use status monitoring and recording, and the use of large-capacity TF card storage to ensure The high precision, high stability and high reliability of uninterrupted monitoring consists of host, current clamp, communication line, current monitoring software, memory card, etc. It is widely used in electric power, communication, meteorology, railway, oil field, construction, measurement, scientific research and teaching units, industrial and mining enterprises and other fields. ES5000 high-precision clamp-on ammeter has real-time clock, large-screen display, USB data export and other functions that are easy to use. At the same time, it has a large storage space of TF card, which can store 9999 sets of data, and also has the function of automatic storage interval setting function, which can be set from 1 to 60 minutes. ES5000 high-precision clamp ammeter monitoring software has online real-time monitoring and historical query functions, and has historical data reading, viewing, saving, analysis, processing, sorting, reporting, printing and other functions.

ES4000 Power Quality Analyzer

ES4000 power quality analyzer is a three-phase, multi-functional, intelligent and simple man-machine operation comprehensive test instrument specially developed by our company for field testing. It has the characteristics of easy to use, large LCD color screen display, high resolution, Chinese and English bilingual operation interface, box-type structure shell and so on. It can measure 4 currents (ABC three-phase and neutral current), 4 voltages (ABC three-phase voltage and neutral-to-ground voltage), the peak value of current and voltage, the maximum and minimum values within a period of time, and the three-phase voltage. Balance, short-term voltage flicker, transformer K factor, active power, reactive power, apparent power, power factor, displacement power factor, active energy, reactive energy, apparent energy, harmonic ratio, total harmonic distortion Display the real-time waveform of current and voltage, phasor diagram, harmonic ratio bar chart; dynamically capture the instantaneous change of voltage and current, monitor starting current, monitor various power parameters and generate alarm list, record test data for a long time and generate trend curve functions such as graphs. In the current power application, the faults caused by more and more large-scale electrical equipment and more and more complex power grid systems are becoming more and more complex, and it is more and more difficult to troubleshoot. The requirements are also getting higher and higher, so we provide this kind of measurement and analysis instrument that can troubleshoot complex power systems more quickly and accurately, and monitor and maintain power quality parameters more comprehensively and systematically. ES4000 power quality analyzer adopts DSP+ARM dual-processor architecture, DSP is responsible for data acquisition and algorithm processing, ARM is responsible for communication protocol and human-machine interface processing; analog signal acquisition uses 2 pieces of ADI company's 4-channel synchronization with a resolution of 16 bits Sampling, to achieve the highest sampling rate of 1MSPS, to ensure the accuracy and information integrity of the channel, to ensure that any transient changes in the power grid will not be missed, and to detect transient waveforms, swells and sags, and instantaneous interruptions. Accurate; DSP operating frequency is above 200MHz, which can monitor the power grid in time and dynamically adjust the sampling frequency to achieve synchronization of power frequency and sampling frequency; 5.6-inch LCD color screen display with a resolution of 640dots × 480dots, with different colors to display the parameters of each phase, Waveform diagrams, phasor diagrams, and harmonic ratio diagrams enable users to understand the state of power grid parameters more efficiently and intuitively. The built-in flash memory can simultaneously store 60 sets of screenshots, 150 sets of transient voltage/current capture waveforms, 12800 sets of alarm logs, and the startup current detection mode can continuously capture 100s of startup current waveforms. The built-in 2G memory card is used to store long-term trend curve records, and records 20 power parameters at the same time (can be selected according to needs). Power quality analyzer, also known as intelligent three-phase power quality analyzer, multi-functional power quality analyzer, three-phase power quality analyzer, etc., is suitable for electric power, petrochemical, metallurgy, railway, industrial and mining enterprises, scientific research institutions, measurement departments, etc. . It is especially suitable for comprehensive analysis and diagnosis of all voltage, current, power, electrical energy, harmonics, phase and other electrical parameters. Basic Function Introduction 1. Test function： Real-time display of waveforms (4 channels of voltage/4 channels of current) Voltage and Current True RMS Voltage DC component Current and voltage peaks Current and voltage max/min over time Phasor Diagram Display Measurement of harmonics of each phase, up to the 50th harmonic Bar graph showing harmonic ratio of current and voltage of each phase Calculation of Total Harmonic Distortion (THD) Active/reactive/apparent power value and total value of each phase Active/reactive/apparent energy value and total value of each phase Transformer K Factor Calculation Calculation of COSφ Displacement Power Factor (DPF) and Power Factor (PF) flicker calculation Three-phase unbalance calculation (voltage and current) 2. Capture and monitor functions: It can capture and detect the instantaneous changes of grid voltage and current parameters, including voltage and current fluctuations, voltage and current swells, dips, short-term interruptions, transient overvoltages, inrush currents, and instantaneous current and voltage distortions. The instrument can store up to 150 sets of transient waveforms at the same time. 3. Start current monitoring: It can monitor the inrush current of the line and the starting current when the electrical equipment is started, which is helpful for the correct design of the installed capacity. It can display the rising/falling curve of the effective value of the starting process, the envelope curve of the starting current, and the 4-way current and 4-way voltage waveforms. After triggering, it can record about 100s, and store all current and voltage instantaneous values and waveform curves of each cycle within 100s. 4. Record storage function: All test parameters of basic test functions (Urms, Uthd, Ucf, Uunb, Hz, Vrms, Vthd, Vcf, Vunb, PST, Arms, Athd, Acf, Aunb, KF, W, VAR, VA, PF, COSφ, TANφ), the 50th harmonic of voltage, the 50th harmonic of current, a total of 123 parameters are recorded, and a trend curve graph is generated, which can record data for a long time as needed. (Select 20 parameters at the same time and record once every 5 seconds, about 300 days can be recorded) 5. Alarm function: Limits can be set for the selected parameters as required, monitoring whether they exceed the limits, and alarm logs are generated when the limits are exceeded, such as voltage overvoltage, current overcurrent, unbalance exceeding the limit, a certain harmonic ratio exceeding the limit, frequency Over limit, active power over limit, total harmonic distortion over limit, etc., up to 40 groups of alarm monitoring parameters can be set, and each group can be set with different monitoring parameters (including 50 harmonics, a total of 123 different parameters) and limit value to set the minimum time for exceeding the limit. Up to 12800 groups of alarm log records can be stored. 6. Screenshot function: On any test page, you can take a screenshot to store the current screen, and automatically save the recording time and the test mode you are in. Such as saving current and voltage waves, harmonic histograms, phasor diagrams, etc. Up to 60 groups of screenshots can be saved at the same time 7. Communication function: The monitoring software can communicate with the computer through USB, and the monitoring software can display the waveform of the power quality analysis test in real time, and can read the detected and captured transient waveform, trend chart record, alarm list, test screenshots, etc. 8. Setting function: Users can set the time and date, set the contrast and brightness of the display screen, and set the corresponding color of each phase line in the instrument; The wiring method and grid type of the instrument can be set; Different current clamps and different voltage test ratios can be selected; Chinese menu or English menu can be selected. 9. Chinese/English help menu: At each stage of the operation, you can press the "Help" button at any time to obtain relevant help information.

ES3080 Three-channel DC Resistance Tester

ES3080 DC resistance tester, also known as transformer DC resistance tester, etc., is mainly to check whether the connection between windings, between windings and leads or whether the mechanical properties are good, whether the resistance between each phase winding is balanced, etc., to ensure the safety of the transformer. run. Transformer DC resistance tester is a new type of instrument used to measure the DC resistance of large-capacity transformers. It is designed as a high precision current stabilized power supply and test assembly. During the testing process, it is controlled by computer and automatically completes steady-state judgment, data acquisition, data processing and resistance measurement. Numerical display and printing. The instrument can be used for longitudinal testing of on-load voltage regulators with one-time power supplies, thus completely saving testing time. It also has a temperature rise test function for transformer manufacturers. It has the characteristics of simple operation, high precision, anti-interference, etc. It can quickly and accurately measure various types of transformers. The magnetization method is to charge the low winding by generating a magnetic field for the high winding output current. With the help of the excitation ampere-turns of the high-voltage winding, the winding inductance is greatly reduced by passing a small current, so as to shorten the measurement time and achieve the purpose of fast measurement. It should be noted that when the DC resistance of the low-voltage winding is measured by the magnetic-assist method, the current directions of the high-voltage and low-voltage windings on the same core column must be the same, so that the magnetic-assisting effect can be achieved. ES3080 DC resistance tester is composed of host, test line, ground rod, etc. It has the functions of reading, viewing, saving, and printing historical data.

ES3070 Handheld DC Resistance Tester

ES3070 Handheld DC Resistance Tester, also known as Transformer DC Resistance Tester, DC Resistance Quick Tester, and Grounding Continuity Tester, adopts microprocessor technology and four-wire test, which is safe, precise and reliable. Mainly used to measure the resistance of transformer windings, transformer winding resistance, grounding conductor continuity test, wire resistance of cables, switches, connectors, contact resistance of relays, coils, motors, and equipment shells, lightning protection belts, grounding Connection resistance test between metal components of beams, structures, cabinets, steel bars, water pipes, windows, guardrails, radiators, assembly lines and other objects. Widely used in telecommunications, electricity, meteorology, computer rooms, oil fields, power distribution lines, tower transmission lines, gas stations, factory grounding grids, lightning rods, etc. ES3070 Handheld DC Resistance Tester consists of host, monitoring software, test line, communication line, etc. The handheld portable design of the host is convenient for on-site application, with a charging function without on-site power search, full-color large-screen LCD display, which is clear at a glance, touch-screen operation is convenient and easy to use, and the port has an anti-overload function. Large-capacity storage of 500 sets of data, resistance measurement range: 10.0uΩ-50.00KΩ, measurement accuracy: 0.2%. The upper computer software has the functions of reading, viewing, saving and reporting historical data.

ES3050 Digital Equipotential Tester

ES3050 digital equipotential tester, also known as micro-ohmmeter, ohmmeter, and DC grounding resistance tester, adopts the most microprocessor technology and four-wire method for testing, which is safe, precise and reliable. It is a special instrument for detecting the equipotential bonding quality between metal components of equipment shells, lightning protection belts, ground beams, structures, cabinets, steel bars, water pipes, windows, guardrails, radiators, assembly lines, etc. The resistance of the connecting conductor between the ground and the ground, the DC resistance of the transformer, and the contact resistance of switches, socket contacts, coils, metal wires, welding points and other low-value resistances. Widely used in telecommunications, electricity, meteorology, computer rooms, oil fields, power distribution lines, tower transmission lines, gas stations, factory grounding grids, lightning rods, etc. It also has the function of measuring DC voltage and AC voltage. ES3050 digital equipotential tester consists of host, monitoring software, test line, communication line, etc. The large-screen LCD display of the host is clear at a glance. Can store 500 sets of data, resistance measurement range: 0.0001Ω ~ 30KΩ, DC voltage range: 0.0 ~ 1000V, AC voltage range: 0.0 ~ 750V. The monitoring software has online real-time monitoring and historical query functions, dynamic display, alarm value setting and alarm indication functions, and historical data reading, viewing, saving, reporting, printing and other functions.

ES3045 Series Digital Insulation Resistance Meter

ES3045 series digital insulation resistance tester, also known as megohmmeter, high voltage insulation resistance meter, is used for insulation resistance test. The instrument has large-screen LCD gray and white backlight display, data storage, data access, alarm, automatic discharge, charging, automatic shutdown and other functions. At the same time, it also has the function of measuring the absorption ratio of DC voltage and AC voltage and polarization index. The whole machine is beautiful and high-grade, with a wide range, high resolution, convenient operation, convenient carrying, accurate, reliable, stable performance, large output power, and strong anti-interference ability. ES3045 series digital insulation resistance tester has a shock-proof, dust-proof and moisture-proof structure, and is suitable for harsh working environments. And an essential instrument. It is suitable for measuring the insulation resistance value of various insulating materials and transformers, motors, cables and electrical equipment. ES3045 series digital insulation resistance tester consists of medium and large scale integrated circuits. This watch has large output power and many output voltage levels (there are 6 voltage levels). The rated insulation test voltage range is 100V ~ 15kV (the output voltage is determined according to the model), and it has a step-by-step voltage adjustment function to output a variety of different voltage levels (such as 15kV models can generate 12KV and other voltage levels, and the use range is wider), insulation The resistance measurement range is 0.01MΩ～50TΩ (determine the measurement range according to the model); the DC voltage measurement range is 0～1000V; the AC voltage measurement range is 0～750V; the DC current measurement range is 0.01nA～6mA; the capacitance measurement range is 10nF～50uF.

ES3035+ Digital Insulation Resistance Meter

ES3035+ digital insulation resistance tester, also known as megohmmeter, high-voltage insulation resistance meter, is used for insulation resistance testing. The instrument has large-screen LCD gray and white backlight display, data storage, data access, alarm, automatic discharge, charging, automatic shutdown and other functions. At the same time, it also has the function of measuring the absorption ratio of DC voltage and AC voltage and polarization index. The whole machine is beautiful and high-grade, with a wide range, high resolution, convenient operation, convenient carrying, accurate, reliable, stable performance, large output power, and strong anti-interference ability. ES3035+ has a shock-proof, dust-proof, moisture-proof structure, and is suitable for harsh working environments. It is a common and indispensable instrument for telecommunications, electricity, meteorology, computer rooms, oil fields, electromechanical installation and maintenance, and industrial enterprises that use electricity as industrial power or energy. It is suitable for measuring the insulation resistance value of various insulating materials and transformers, motors, cables and electrical equipment. ES3035+ digital insulation resistance meter consists of medium and large scale integrated circuits. This watch has large output power and many output voltage levels (there are 6 voltage levels). The rated insulation test voltage range is 250V~5kV, and the insulation resistance measurement range is 0.01MΩ~2000GΩ. The DC voltage measurement range is 0~1000V, and the AC voltage measurement range is 0~750V.

ES3030 Digital Large Ground Network Tester

ES3030 digital large-scale ground grid grounding resistance tester, also known as power frequency grounding resistance tester, grounding resistance meter, etc., is a common instrument for testing commonly used instruments for measuring grounding resistance. It adopts new frequency conversion AC power supply, dual-frequency measurement technology, large touchable color screen and microprocessor technology to meet the requirements of two-wire, three-wire and four-wire test impedance, and can measure soil resistivity, step voltage, distributed potential, touch voltage , current phase angle and other parameters. It is suitable for telecommunications, electric power, meteorology, computer room, oil field, power distribution lines, tower transmission lines, gas stations, factory grounding grids, lightning rods, etc. It meets the standards of power substations and lightning protection devices. The instrument test is accurate, fast, simple, stable and reliable. The ES3030 digital large-scale grounding resistance tester can output a maximum open-circuit voltage of 400V and a maximum short-circuit current of 5A. Microprocessor control and automatic dual-frequency technology can accurately measure and calculate the grounding impedance value under the 50Hz power frequency state under the strong interference state, and the large-screen display is clear at a glance. Store 100 groups of data at the same time, resistance measurement range: 0.000Ω ~ 2000Ω. Measurement data can be printed out via thermal printer. ES3030 digital large-scale grounding grid grounding resistance tester is composed of host, test wire, grounding rod, etc. It has the functions of reading, viewing, saving, and printing historical data.

ES3022 Series Clamp Earth Resistance Tester

Ground pile type clamp ground resistance tester, also known as loop resistance tester, is used for grounding resistance test. The instrument uses a new 2.4-inch luxury color screen design, with clamp resistance, three or four-wire resistance, AC voltage, current measurement functions, and also has data storage, data review, alarm, automatic shutdown and other functions. The whole machine is beautiful and high-grade, with a wide range, high resolution, convenient operation, convenient carrying, accurate, reliable, stable performance and strong anti-interference ability. Moreover, it has a shock-proof, dust-proof and moisture-proof structure. It is a common and indispensable instrument for telecommunications, electric power, meteorology, computer rooms, oil fields, electromechanical installation and maintenance, and industrial enterprises that use electric power as industrial power or energy. It is suitable for measuring grounding resistance of various telecommunications, electric power, meteorology, computer room, oil field, power distribution lines, tower transmission lines, gas stations, factory grounding grids, lightning rods, etc. The ground pile type clamp ground resistance tester is controlled by a microprocessor and can accurately detect the ground resistance. It uses fast filtering techniques to minimize interference. At the same time with data storage and data upload and other functions.

ES3020 Series Clamp Earth Resistance Tester (High-End)

ES3020 series clamp ground resistance tester is a new generation of ground resistance tester carefully developed by our company's technical team. It adopts a new generation of LCD black screen backlight display and microprocessor technology, Ω+A synchronous display, through induction It is convenient and quick to measure the grounding resistance. When measuring the grounding system with loop, there is no need to disconnect the grounding down-conductor or auxiliary electrode, which is safe and fast. Widely used in telecommunications, electricity, meteorology, computer rooms, oil fields, power distribution lines, tower transmission lines, gas stations, factory grounding grids, lightning rods, etc. The instrument has the characteristics of accurate, fast, simple, stable and reliable testing. ES3020 series clamp grounding resistance tester is controlled by microprocessor, which can accurately detect grounding resistance, leakage current and grounding voltage. It uses fast filtering techniques to minimize interference. At the same time, 500 sets of data are stored, and the data can be monitored online through the monitoring software, and the USB data can be uploaded to the PC and has unique functions such as value retention and intelligent alarm prompts. ES3020 series clamp grounding resistance tester consists of host, monitoring software, test lead, USB cable, grounding pin, and has the functions of reading, viewing, saving, reporting, and printing historical data. ★ Resistance range: 0-1500Ω ★ Current range: 0-40.0A ★ Grounding resistance: 0.0V～100V ★ Ω + A display on the same screen ★ Fully isolated USB technology, can be connected to a computer ★ Real time clock function ★ Brand new black screen design, high-end luxury ★ Quick self-check function, no need to wait ★ Adopt fast filtering technology, strong anti-interference ability ★ New design, long life of the clamp head ★ Safe and reliable, 500 sets of storage

ES3002 Double Clamp Earth Resistance Tester

ES3002 double-clamp multi-function grounding resistance tester is also called double-clamp grounding resistance tester. It is an advanced grounding resistance tester that integrates a variety of measurement methods. In addition to the traditional function of measuring grounding resistance with auxiliary grounding, the instrument also has the unique function of measuring without auxiliary grounding. It adopts large LCD gray and white screen backlight display and microprocessor technology, and measures ground resistance test by microprocessor-controlled precision 4-wire method, 3-wire method, simple 2-wire method, selection method, and double-clamp method. It adopts the design of large-caliber current clamp, and uses the double-jaw measurement technology to realize online measurement without the need for auxiliary grounding and isolation of the grounding body from the equipment. Widely used in telecommunications, electricity, meteorology, computer rooms, oil fields, power distribution lines, tower transmission lines, gas stations, factory grounding grids, lightning rods, etc. The instrument has the characteristics of accurate, fast, simple, stable and reliable testing. The ES3002 double-clamp multi-function grounding resistance tester is controlled by a microprocessor and can accurately detect grounding resistance, soil resistivity, grounding voltage, DC resistance and AC current. It uses fast filtering techniques to minimize interference. The resistance value of the auxiliary electrode is displayed on the same screen, which is convenient for judging the measurement error caused by environmental factors and for more accurate measurement of the real resistance value of the ground. At the same time, 500 sets of data are stored, and the data can be monitored online through the monitoring software, and the USB data can be uploaded to the PC and has unique functions such as value retention and intelligent alarm prompts. ES3002 double-clamp multi-function grounding resistance tester is composed of host, monitoring software, test lead, USB cable, grounding pin, and has the functions of reading, viewing, saving, reporting, and printing historical data.

ES3001 Soil Resistivity Tester

ES3001 soil resistivity grounding resistance tester is also called soil resistivity tester. It is a common instrument for testing and measuring grounding resistance commonly used instruments. It adopts large LCD gray and white screen backlight display and microprocessor technology. 3-wire, 4-wire French grounding resistance test and soil resistivity test. It brings together many grounding test functions, which can quickly and comprehensively measure various parameters in the grounding network. Widely used in telecommunications, electricity, meteorology, computer rooms, oil fields, power distribution lines, tower transmission lines, gas stations, factory grounding grids, lightning rods, etc. The instrument has the characteristics of accurate, fast, simple, stable and reliable testing. ES3001 Soil Resistivity Grounding Resistance Tester is controlled by a microprocessor, which can accurately detect grounding resistance, soil resistivity and grounding voltage. It uses fast filtering techniques to minimize interference. The resistance value of the auxiliary electrode is displayed on the same screen, which is convenient for judging the measurement error caused by environmental factors, which is convenient for more accurate measurement of the real resistance value of the ground. At the same time, 500 sets of data are stored, and the data can be monitored online through the monitoring software, and the USB data can be uploaded to a PC and have numerical values. Unique features such as hold and intelligent alarm prompts. ES3001 soil resistivity grounding resistance tester consists of host, monitoring software, test line, USB cable, grounding pin, and has functions such as historical data reading, consulting, saving, reporting, and printing.

ES3000 Digital Earth Resistance Tester

ES3000 digital grounding resistance tester, also known as three-wire grounding resistance tester, grounding resistance meter, etc., is a common instrument for testing and measuring grounding resistance commonly used instruments. It adopts large LCD gray and white screen backlight display and microprocessor technology to meet the requirements of two-wire and three-wire testing. resistance requirements. It is suitable for telecommunications, electricity, meteorology, computer rooms, oil fields, power distribution lines, tower transmission lines, gas stations, factory grounding grids, lightning rods, etc. The instrument test is accurate, fast, simple, stable and reliable. ES3000 digital grounding resistance tester is controlled by a microprocessor, which can automatically detect the connection status of each interface and the interference voltage and frequency of the grounding grid. It also has the function of testing the resistance value of the auxiliary grounding electrode, and displays the measured grounding and auxiliary grounding resistance on the same screen. The value is clear at a glance. Store 500 groups of data at the same time, resistance measurement range: 0.01Ω ~ 3000Ω, ground voltage range: 0 ~ 100V. The data can be monitored online through the monitoring software, and the USB data can be uploaded to the PC and has unique functions such as value retention and intelligent alarm prompts. ES3000 digital grounding resistance tester is composed of host, monitoring software, test lead, USB cable and grounding pin. It has the functions of reading, viewing, saving, reporting, and printing historical data.

ES2080 Series Wireless High Voltage Phase Detector

ES2080 wireless high-voltage phase detector is used in power line or substation power inspection, phase verification, phase test, phase sequence judgment, transformer group judgment, etc. (line voltage: 70V~550kV). The phase detector adopts wireless transmission technology, and the transmission distance can reach 30 meters; the 3.5-inch LCD color screen can display the phase, frequency, voltage and other phase detection results on the same screen, and the dynamic vector diagram indication is clear and intuitive; it has a voice prompt "X signal is normal, The Y signal is normal, in-phase, out-of-phase, etc. When ES2080 wireless high-voltage phase detector is conducting phase detection of high-voltage lines (when the voltage exceeds 220V), the metal probe of the detector can be gradually approached to the wire, and the phase detection can be completed when the electric field signal is sensed, and the phase detection result is directly displayed on the wireless On the receiver, when the bare wire voltage exceeds 35kV, non-contact phase detection must be used to ensure safety.

ES1010 Wireless Current Ratio Tester

ES1010 wireless high and low voltage ratio tester is also called high and low voltage CT wireless ratio tester. It consists of high voltage detector, low voltage current clamp, host, high voltage insulating rod, monitoring software, communication line, etc. The instrument adopts fast digital circuit processing technology, which can connect the insulating rod to measure the primary, high-voltage primary current, and low-voltage secondary current of high-voltage current transformers below 60kV, transformers, and low-voltage secondary currents without disconnecting wires and power failures on site. Transformation ratio value, phase difference, polarity, and transformation ratio error. When the insulating rod is not used, it can also be used as a high-precision low-voltage clamp-type ammeter and a leakage current meter. It is easy to use and easy to carry. Its wireless transmission function can receive the measured data within a straight line of 30 meters, ensuring uninterrupted all year round. High precision, high reliability and high stability of the test. The host adopts a large-screen LCD display, which has the characteristics of small size, light weight and easy to carry, and can save 500 sets of data. The measurement range of high voltage current is 0.0mA～1200A, and the measurement range of low voltage current is 0.0mA～20A. The current signal of the high-voltage detector adopts wireless transmission technology and is connected to the insulating rod. By pushing or withdrawing the insulating rod, it is convenient to clamp or evacuate the conductor under test, which is time-saving and fast. It can be widely used in substations, power plants, industrial and mining enterprises and testing stations, Electrician maintenance department for current detection and field electrical work. The insulating rod has the characteristics of light weight, moisture resistance, high temperature resistance, impact resistance, bending resistance and high insulation.

ES1001 Wireless High Voltage Clamp Ammeter

ES1001 wireless high-voltage clamp ammeter is a high-voltage measurement tool, which is composed of a special clamp ammeter and a high-voltage insulating rod. The clamp-type ammeter uses a mask integrated circuit inside, and is connected to an insulating rod for current measurement of lines with insulating sheaths below 60kV or high-voltage lines with bare wires of 35kV. When the insulating rod is not used, it can also be used as a high-precision low-voltage clamp-type ammeter and a leakage current meter, which can accurately distinguish the current or leakage current of 0.1mA. It is easy to use and easy to carry. Equipped with an insulating rod, easy to carry and use. It transmits test data wirelessly and is equipped with a wireless receiver, which can receive the measured data within 30 meters in a straight line, ensuring high precision, high reliability and high stability of uninterrupted testing all year round. The high and low voltage clamp ammeter also has the functions of peak hold, data hold, data storage, wireless transmission and so on. It is used in substations, power plants, industrial and mining enterprises, testing stations, electrical maintenance departments for current detection and field electrical work. The insulating rod has the characteristics of light weight, moisture resistance, high temperature resistance, impact resistance, bending resistance and high insulation.

ES1000 High&Low Voltage Clamp Ammeter

ES1000 high&low voltage clamp ammeter is a high voltage measurement tool, which is composed of a special clamp ammeter equipped with a high voltage insulating rod. The clamp-type ammeter uses a mask integrated circuit inside, and is connected to an insulating rod for current measurement of lines with insulating sheaths below 60kV or high-voltage lines with bare wires of 35kV. When the insulating rod is not used, it can also be used as a high-precision low-voltage clamp-type ammeter and a leakage current meter, which can accurately distinguish the current or leakage current of 0.1mA. It is easy to use and easy to carry. Equipped with an insulating rod, easy to carry and use. It uses high-precision CT technology to ensure high precision, high reliability and high stability of uninterrupted testing all year round. The high and low voltage clamp ammeter also has the functions of peak hold, data hold, data storage, etc. Its special clamp ammeter can easily clamp or evacuate the conductor under test by pushing or withdrawing the insulating rod, saving time and speed. It can be widely used in substations, Power plants, industrial and mining enterprises, testing stations, electrical maintenance departments conduct current testing and field electrical work. The insulating rod has the characteristics of light weight, moisture resistance, high temperature resistance, impact resistance, bending resistance and high insulation.

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