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Ground fault detector
01 ETCR1400 Overhead Line Ground Fault Detector

Overhead line ground fault detector apply for single-phase ground fault detection of overhead high-voltage lines, and accurately locates the ground fault point. Accurately search hidden ground faults of overhead line such as single-phase metallic grounding, arcing grounding, transition resistance grounding, insulator breakdown, and lightning arrester breakdown,etc. 1. Model No.: ETCR1400 2. Detection Method: Clamp CT 3. Output Voltage: 3000V/8000V two gears 4. Output Frequency: 50Hz 5. Communication Mode: Wireless/Bluetooth 6. Power Supply: Host: 14.8V, 5200mAh Rechargeable lithium battery; Detector clamp: 3.7V, 2600mAh Rechargeable lithium battery

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ETCR1500 Wireless High Voltage Phase Detector
02 ETCR1500 Wireless High Voltage Phase Detector

Wireless High Voltage Phase Detector applied to electric power lines below 500KV, high voltage switchgear (metalclad withdraw switchgear, ring main unit, etc.) or substation phase detecting, phase test, phase sequence judgment and electricity inspection, etc. 1. Phase Detection Method: Contract & Non-contact phase detection method 2. Phase Detection Voltage: 10V~500kV 3. Phase Detection Distance: 200m 4. Phase Range: 0°~360° 5. Frequency Range: 45.0Hz~65.0Hz 6. Power Supply: Host: 3.7V, 2600mAh Rechargeable lithium battery;                               Detector: 3.7V, 600mAh Rechargeable lithium battery

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wrist type high voltage approach electric alarm
03 ETCR1860 Wrist Type High Voltage Alarm

Wrist Type High Voltage Approach Electric Alarm, after the operator wears the alarm, and close to the high voltage charged body for a certain distance, the alarm will send out a sound and light alarm according to the  safety distance of the corresponding voltage level to remind the electrical worker to pay attention to safety and avoid high voltage electric shock accident. This product can also be used for line fault detection and electroscope. 1. Model No.: ETCR1860 2. Alarm Voltage Range : 1kV~500kV 3. Electricity Testing Mode : Non-contact mode 4. Detection Mode : Automatic trigger 5. Max. Alarm Distance: 5.5m 6. Power Supply: CR1632(140mAH)button cell

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2000C+ Series Clamp Earth Resistance Tester
04 ETCR2000C+ Clamp Earth Resistance Tester

Earth resistance measurement, loop resistance measurement, grounding down leads leakage currentmeasurement, judge groundfault. 1. Model No.: ETCR2000C+ 2. Resistance Measure Range: 0.010Ω~1200Ω 3. Leakage Current Measure Range: 0.00mA~20.0A 4. Alarm Threshold Setting: 1-199Ω 5. Alarm Function: audible and visible alarm 6. Power Supply : 6VDC ( 4 PCS of No.5 LR6 Alkaline dry batteries)

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3000B Soil Resistivity Tester
05 ETCR3000B Earth Resistance/ Soil Resistivity Tester

Precision4-wire, 3-wire, simple 2-wire measurementmethod to measure earth resistance, soil resistivity, earth voltage. 1. Model No. : ETCR3000B 2. 2/3/4-wire method measure earth resistance,Range:0.00Ω~30.00kΩ; 3. Soil resistivity measurement, Range:0.00Ωm~9000kΩm; 4. Earth voltage measurement,Range:AC 0~600V 5. Data storage: 300 sets 6. Power Supply : DC 9V (Alkaline dry battery LR14 1.5V 6 PCS )

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3200C Series Double Clamp Earth Resistance Tester
06 ETCR3200C Double Clamp Earth Resistance Tester

With 4-wire method,3-wire method and simple 2-wire method, selection method, double clamp methodto measureearth resistance,DC currentsoil resistivity,earth voltage, AC voltage,grounding lead leakage current. 1. Model No.: ETCR3200C 2. 2/3/4-wire method measure earth resistance,Range: 0.00Ω ~ 30.00kΩ 3. Selection method meausre earth resistance, Range: 0.00Ω ~ 3000Ω 4. Doule clamp method measure earth resistance,Range: 0.00Ω~100Ω 5. Soil resistivity measurement, Range: 0.00Ωm ~ 9000kΩm 6. Earth voltage measurement,Range: AC 0.0 ~ 100.0V

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High Voltage Insulation Resistance Tester 5KV
07 ETCR3500 High Voltage Insulation Resistance Tester

High Voltage Insulation Resistance Tester applied to insulation resistance testing of cable, motor, generator, transformer, mutual inductor, high voltage switch, arrester and other large equipment. Insulation resistance measurement (IR); polarization index measurement (PI); absorption ratio (DAR); ramp test mode(RAMP) ; filtered resistance test (FR); Voltage measurement(V); current measurement(nA) 1. Model No.: ETCR3500 2.. Rated Voltage: 250v~5Kv 3.. Insulation Resistance Range: 0.5MΩ~2TΩ 4. Voltage Range: AC/DC 0~1000V 5. Output Short Circuit Current: ≥5mA MAX 6.Power Supply: Rechargeable lithium battery pack 5200mAh

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three-phase digital phase voltage ampere Voltammeter
08 ETCR4300 Three-phase Digital Phase Voltammeter

Three-phase Digital Phase Voltammeter in the case of the tested circuit is not open-loop, Measuring three-phase AC voltage, current, phase between voltages, phase between currents, phase, frequency, phase sequence, active power, reactive power, apparent power, and power factor between voltage and current. 1. Model No.:ETCR4300 2. Current Range:  AC 0.0mA~20.0A 3. Voltage Range:  AC 0.00V~600V 4. Phase Range:  0.0°~360.0° 5. Frequency Range: 45.00Hz~65.00Hz 6. Power Supply: DC9V Alkaline battery (LR6 1.5V AA×6)

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9000 series H/L voltage clamp current meter
09 ETCR9000B Wireless H/L Voltage Clamp Current Meter AC 0mA~1200A

Applied to high / low voltage AC current measurement below 110kV (operated with insulation rod above 600V). 1. Model No.: ETCR9000B 2. Current Range: AC 0mA~1200A 3. Resolution: 1mA 4.Communication Mode: Wireless, transmission distance 30M 5. Line Voltage: Current testing below 110kV , operate with insulation rod 6. Power Supply: 6VDC (LR03 × 8pcs alkaline dry batteries)

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ETCR Will Develop & Manufacture More Good Quality, Diversification, High Accuracy Electric Instruments And Meters. Welcome To OEM & ODM.

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New Products

ETCR Will Always Move Forward, Exploring & Developing The Latest And Best Electric Instruments And Meters.

  • Ground fault detector
    ETCR1400 Overhead Line Ground Fault Detector

    Overhead line ground fault detector apply for single-phase ground fault detection of overhead high-voltage lines, and accurately locates the ground fault point. Accurately search hidden ground faults of overhead line such as single-phase metallic grounding, arcing grounding, transition resistance grounding, insulator breakdown, and lightning arrester breakdown,etc. 1. Model No.: ETCR1400 2. Detection Method: Clamp CT 3. Output Voltage: 3000V/8000V two gears 4. Output Frequency: 50Hz 5. Communication Mode: Wireless/Bluetooth 6. Power Supply: Host: 14.8V, 5200mAh Rechargeable lithium battery; Detector clamp: 3.7V, 2600mAh Rechargeable lithium battery

  • 1560A Series Multifunctional Satellite Remote Wireless Phase Detector
    ETCR1560A Multifunctional Satellite Remote Wireless Phase Detector

    Applied toremote and shouting distancephase detecting, phase testing, phase sequence judgement and electrictity testing of the high voltage line,metalclad withdraw switchgear and ring main unit and others occasion. 1. Model : ETCR1560A 2. Phase Qualitative: Same phase:-20°~20°;Out of phase: 100°~140° and 220°~260° 3. Phase Range & Accuracy : 0°~360°;Accuracy:≤±8 ° 4. Frequency Range & Accuracy: 45.0Hz~65.0Hz;Accuracy:≤±2Hz 5. Transmitting Frequency : 433MHz, 315MHz 6. Host Power Supply : 3.7V, 2600mAh Rechargeable lithium battery

  • Large-Scale Grounding Grid Earth Resistance Tester
    ETCR3300B Large-Scale Grounding Grid Earth Resistance Tester

    Large-Scale Grounding Grid Earth Resistance Tester used to measure the grounding impedance or resistance of large grounding devices, measure the conduction impedance or resistance between grounding devices,  measure the soil resistivity, and measure the simple step voltage. 1. Model No.: ETCR3300B 2. Impedance Range: 0Ω~200Ω 3. Max. Current Output: 5A 4. Max. Voltage Output: 400V 5. Test Current Frequency: Auto 45Hz/55Hz 6. Power Supply: AC220V±10%, 50Hz/60Hz

  • 3520C Series High Performance HV Insulation Resistance Tester
    ETCR3520C High Performance HV Insulation Resistance Tester

    Suitable for insulation resistance testing of cable, motor, generator, transformer, mutual inductor, high voltage switch, arrester and other large equipment. Insulation resistance measurement (IR); polarization index measurement (PI); dielectric absorption ratio (DAR); ramp test mode (RAMP); Filtered resistance test mode (FR). Voltage test(V); capacity test(uF); current test(nA) 1. Model No.:ETCR3520C 2. Insulation Resistance Range: 0.5MΩ~30TΩ 3. Rated Voltage: 250v~15Kv(7gears) 4. Shout Circuit Current: ≥7mA MAX 5. VoltageTest Range: AC/DC 0V~1000V 6. Power Supply : Rechargeable lithium battery pack 6.2Ah 14.8V

  • Multichannel Insulation Resistance On-line Monitor Recorder
    ETCR3580 Insulation Resistance On-line Monitor

    Insulation Resistance On-line Monitor apply for online monitoring the insulation resistance value of various electrical equipment and insulation materials such as cables, motors, switches, electrical appliances, etc.. 1. Model No.: ETCR3580 2. Rated Voltage: 500V 3. Insulation Resistance Range: 0.1MΩ~10GΩ 4. Communication Mode: Manual operation or RS485 remote 5. Circuit Loop Quantity:1~8 Channel 6. Power Supply: DC 12V (External power supply)

  • DC Current Resistance Tester Series
    ETCR3660/3660B DC Current Resistance Tester(Microhmmeter 10A/20A)

    Applied to measuring transformer winding resistance; grounding continuity resistance; cable & conductor resistance; contact resistance of switches, connectors and relays; metal riveting resistance; winding resistance of coil, motor and transducer; connection resistance between metal components; welding point resistance; Battery parallel connection resistance; wire length measurement and calculation, etc. 1. Model No. :ETCR3660 2. Range : 10.0uΩ~50.00KΩ 3. Test Current :10A,1A, 100mA, 10mA, 2mA, 1mA, Automatic 4. Max Test Current : 10A 5. Measurement Method : Precision 4-wire method, 2 chennal A/D detecting simultaneously 6. Power Supply : DC 7.4V 5200mAh, rechargeable lithium battery, full charge about 8.4V

  • PT secondary voltage drop/load tester
    ETCR4500 Wireless PT Secondary Voltage-Drop/Load Tester

    Wireless PT Secondary Voltage Drop/Load Tester used for wireless synchronous measurement of secondary voltage drop, load, current, voltage, phase and other parameters of the potencial transformer in substation. 1. Model No.: ETCR4500 2. Test Parameter: Voltage,current,phase,frequency,harmornic,power etc. 3. Communication Mode: GPS Satellite Timing Service & LORA wireless communication 4. Communication Distance: 1000m 5. LCD: 5inch touch color screen 6. Power Supply: DC7.4V, 5200mAH rechargeable lithium battery

  • 7000D Series Large Caliber DC AC Clamp Current Meter
    ETCR7000D Large Caliber DC AC Clamp Current Meter DC 2000A

    Measurement of DC/AC current. 1. Model No. : ETCR7000D 2. Range : DC: 0.0A~2000A  AC: 0.0A~1000A 3. Data Storage : 99 groups 4. Peak Hold : Peak value capture and hold function, long pressHOLD key display peak value 5. Working Current : 20mA 6. Power Supply : DC 6V (LR6×4 alkaline dry batteries)

  • 8340 series multichannel current & voltage on-line tester
    ETCR8340 Multichannel Current & Voltage On-line Tester

    Simultaneously monitor and record 1~3 channel of AC leakage currents, currents, and voltages. Used for the inspection of circuit insulation faults, monitoring of intermittent leakage faults, transformer core grounding current monitoring, cable grounding circulating current monitoring and other line current and voltage monitoring. 1. Model No.:ETCR8340 2. Current Range: AC 0.00mA~20A/60A/300A/600A/1000A/6000A(option) 3. Voltage Range: AC 0.0V~600V 4. Current Test  Channel : 1~6 channel(option) 5. CT Caliber: Φ40mm/Φ60mm/64x16mm/Φ100mm(optional) 6. Power Supply: 6VDC~24VDC,50mA Max.(External power supply)

  • 9000A series H/L voltage clamp current meter (bluetooth)
    ETCR9000A H/L Voltage Clamp Current Meter (Bluetooth)

    Measurement of H/L voltage AC current below 110kV. (Above 600V, operate with insulation rod). 1. Model No.: ETCR9000A 2. Measurement range: AC 0mA~1200A ; 3. Max resolution : 1mA; 4. CT Size: Ф48mm; 5. Communication mode: bluetooth, straight distance 10m ; 6. Power Supply : Ablelithium battery DC 7.4V 600mAH

About Us
Company Profile Thank you for visiting our website. ETCR Electronic Technology CO.,Ltd. was established in 2006, the factory is located in Guangzhou Guangdong ,South China .It is a state-level high-tech enterprise specialized in producing non-contact and intelligent electronic measuring instruments. The products can be widely used in the power system, petroleum, chemical engineering, telecommunication, meteorology, military,railway, industrial and mining establishments. ETCR is a main and leading manufacturer of earth tester in china, it's main product of earth resistance tester etcr2000 produced in 1999 is the first product in the field of testing instrument in China. ETCR has strong research and development ability. Our R&D department is run by Chinese most leading experts in the field with many years of experience in the manufacturing and design of earth resistance tester and equipments. ETCR involved in the formulation of PRC’S Metrological Verification: JJG1054-2009. And the Metrological Verification JJG1054-2009 was released on December 22, 2009 release, implemented on January 11, 2010. The release of the statute means ETCR made a significant contribution to the earth resistance test industry, ETCR also received " Clamp Earth Resistance Meters " national utility model patent, Patent No. 【ZL 2006 2 0058986.9】. These are confirmed ETCR have strong technical strength and leading position in the industry. To meet the high technical demands of customers, ETCR never stop it's research, we are brewing to make out more new high-tech products. Professional, Responsible, Reliable Protection
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    TaoTronics, a flagship brand under the Sunvalley Group. Our smart products aim to truly benefit our consumer’s daily lives. Offering them an experience they can’t get anywhere else

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Electric Product & Industry Information

  • Chinese Nation Day Celebration
    30Sep
    Chinese Nation Day Celebration

    Thank you to all clients concern and support ETCR. To celebrate the 73rd anniversary Chinese Nation Day, ETCR will have a holiday from 1st, OCT to 7th,OCT 2022 (7 days in total). During this time. we will be out of office. and we will start to work on 8th,OCT 2022. Here we apologize for the inconvenience in advance! Meanwhile, in the new working stage, we will carry out promotional activities for many models instruments (including Earth Resistance Tester Series, Insulation Resistance Tester Series, etc.clamp current meter series, high/low voltage current meter series, high voltage detector series), and these series instruments will provide very favorable offer. If you are interested, don't hesitate, contact us immediately for more Promotions! During the holiday, our sales would check mails and messages as usual, and will reply your in time. Thank you again for your continued attention and support to ETCR! ETCR team wishes all of our clients and friends all over the world can be health and share our happiness!

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  • New Product : ETCR1400 Overhead Line Ground Fault Detector
    05Jan
    New Product : ETCR1400 Overhead Line Ground Fault Detector

    The single-phase grounding fault of 10KV overhead line is a kind of fault that often occurs in high-voltage overhead lines, which will seriously affect the normal power consumption of users. In severe cases, it may damage the substation equipment and cause major safety accidents. Single-phase ground fault :single-phase metallic grounding, arcing grounding, transition resistance grounding, insulator breakdown, and lightning arrester breakdown,etc. ETCR1400 Overhead Line Ground Fault Detector apply for single-phase ground fault detection of overhead high-voltage lines, and accurately locates the ground fault point. Accurately search hidden ground faults of overhead line such as single-phase metallic grounding, arcing grounding, transition resistance grounding, insulator breakdown, and lightning arrester breakdown,etc. Product Features 1. Innovative integrated the signal transmission and acquisition in a detection clamp. The clamp-shaped structure is convenient for detecting. The line fault test can be completed in once clamp detecting, which is no need to output and acquisition singal operations in two sites, and no need to disconnect the PT(phase voltage transformer). The detection is convenient and fast, reduce the number of operators and improving work efficiency. 2. The detection clamp is equipped with th non-contact electroscope. If the tested line is electrified, the detector will issue a light alarm, and the host will broadcast a voice prompt to ensure the safety of operators and equipment. 3. Especially suitable for faulty lines with cable branches. Strong short-circuit detection ability, which can detect the direct short-circuit fault of  0Ω grounding resistance. 4. The output voltage is up to 8000V, and there are two options of 8000V and 3000V to meet the different reqeust of users. 5. Equip with the large-capacity rechargeable battery, can complete the detection of the entire overhead line after being fully charged. 6. The detection speed is fast, and the test results can be obtained in a few seconds after hooking up the detector. 7. 7-inch color screen can display the fault direction is obviou and clear. 8. With Voice broadcast function, prompt fault direction. 9. With Bluetooth communication function, the communication distance up to 40m. After download and install the APP, can make the  test and view the test results on the mobile phone, which can use as a handheld receiver. Innovative integrated the signal transmission and acquisition in a detection clamp The line fault test can be completed in once clamp detecting, which is no need to output and acquisition singal operations in two sites, and no need to disconnect the PT(phase voltage transformer). The detection is convenient and fast, reduce the number of operators and improving work efficiency. Non-contact electrometry The test needs to be carried out when the high-voltage line is out of service, but there may still be in...

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  • How to set the current gear of ETCR8600B
    15Aug
    How to set the current gear of ETCR8600B

    ETCR8600B contains 15 gear current values, but how does ETCR8600B set the current gear? Function rotary switch 1. V~ gear: This symbol is the AC voltage test gear, this gear can measure AC voltage below 600V; 2. ×1/2 gear : This gear indicates that the current displayed in the setting window is ×1/2, which is also half of the current displayed in the window; 3. ×1 gear : This gear represents the ×1 of the current displayed in the setting window, which is the same as the current displayed in the window; 4. ×2 gear : This gear represents the ×2 of the current displayed in the setting window, which is twice the current displayed in the window; 5. Auto : This gear indicates automatic mode. In automatic mode, the meter automatically outputs from low current to high current in sequence until an action occurs. Current Setting Set default value : 10mA / 20mA / 30mA / 100mA / 300mA / 500mA Corresponding Gear Value Current setting 10mA 20mA 30mA 100mA 300mA 500mA X1/2 gear mode 5mA 10mA 15mA 50mA 150mA 250mA X1 gear mode 10mA 20mA 30mA 100mA 300mA 500mA X2 gear mode 20mA 40mA 60mA 200mA 600mA 1000mA ETCR8600 Leakage Protector Tester is designed to test the line AC voltage, leakage initiating current, residual non-operating current and leakage initiating separation time of various leakage protectors online, the test current from 5~1000mA with 16 grade (5、10、15、20、30、40、50、60、100、150、200、250、300、500、600、1000mA), range of the leakage initiating separation time is 0~999ms.The required output current value can be set according to the table

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  • ETCR Company Team Outing
    09Sep
    ETCR Company Team Outing

    Team-building activities can be great fun while helping to improve individual skills and the overall dynamic of your staff. Take the glass bridge White-water rafting We had a great weekend Quotes!

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  • ETCR9500B Wireless High Voltage Transformation Ratio Tester
    16Aug
    ETCR9500B Wireless High Voltage Transformation Ratio Tester

    ETCR9500BThree Channel Wireless High Voltage Transformation Ratio Tester break through the traditional structure, special designed and manufactured for online measurement of current transducer, transformer primary current and secondary current, transformation ratio, phase and polarity judgment below 35kV in operation. The instrument is composed of primary current clamp (high voltage detector), secondary current clamp, host machine, high voltage insulation rod, monitoring software, communication cable, etc. the test data of primary current clamp adopt wireless to transmit which transmission distance of 100 meters. The current clamp is made of high performance permalloy with magnetic shielding technology, which is almost free from the influence of the external magnetic field, ensuring the long time uninterrupted monitoring of high accuracy, high stability and high reliability. The host LCD display clear and obvious, with large storage space, can store 3000 groups of data. The high voltage detector connect with 5pcs insulation rods, used for high voltage line current measurement which the wire with insulation skin below 60kV or the bare wire below 35kV, high voltage current clamp have unique automatic plug and pull structure, by pressing or pulling out the insulation rod can be easy to clamp or withdraw the tested line, saving time and more effective. It is widely used in substations, power plants, industrial and mining enterprises, inspection stations, electrical maintenance departments for current detection and electrical field operations. The insulation rod is handiness, and has the characteristics of moisture-proof, high temperature resistance, impact resistance, bending resistance, high insulation, scalable and so on. Insulation level 110kV. ETCR9500B Wireless High Voltage Transformation Ratio Tester,also have the functions of high and low voltage clamp meter, high altitude current tester and so on. Technical Specification Function H/L voltage current transducer, transformer primary and secondary circuit current, transformation ratio, polarity and phase adjustment Power Supply DC 6VLR03(1.5V AAA×4) Test Mode Clamp CT Primary Current Test Accuracy Range:0.0A~800A;Resolution:0.1; Accuracy:±0.5%FS(23℃±3℃,below70%RH,the conductor should be in the center of the clamp) Secondary Current Test Accuracy Range:0.00mA~5A;Resolution:0.01mA;Accuracy:±0.5%FS Transformation Ratio Measurement Range 1~500 Transformation Ratio Resolution 0.1 Primary Current Clamp Size Jaw Size: φ48mm Out Shape Size: 76mm×255mm×31mm Secondary Current Clamp Size Jaw Size: φ8mm Out Shape Size: 137mm×40mm×19.5mm Shift Full automatic Sampling Rate 3 times/second Data Storage 3000 groups, Press the left arrow key to keep the data and store automatically (Power down or replace the battery will not lose data) Data Hold Press left arrow key to hold data in test mode, “HOLD” symbol display, press HOLD key again to cancel hold function Data Access Pr...

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