Suitable for measuring the insulation resistance,dielectric absorption ratio andpolarization index of electric motor ,cable ,switch,electrical appliance and others electrical equipment and insulation materials. 1. Model No.: ETCR3480B 2. Insulation Resistance Tester：0.1MΩ～400GΩ 3. Voltage Range：AC/DC 0V~750V 4. Rated Voltage：5000V 5. Short Circuit Current：≥2mA MAX 6. Power Supply : DC 1.5V LR14 X 6PCS

On-line testing the leakage initiating time and line AC voltage of various leakage protector on site.. 1. Model No. : ETCR8600B 2. AC Voltage Gears : 0～600V 3. Rated Voltage : AC 220V 4. Leakage Current Operating Time Range : 0～999ms 5. Working Current : 365mA Max 6. Power Supply : 7.4V, rechargeable lithium battery (full about 8.4V)

Suitable for measuring the insulation resistance of electric motor, cable, switch, electrical appliance and other electrical equipment and insulation materials. 1. Model No.: ETCR3460B 2.Rated Voltage: 50V~ 5000V 3. Insulation Resistance Range: 0.1MΩ~400GΩ 4. Voltage Range: AC/DC 0~750V 5. Output Short Circuit Current: ≥2mA MAX 6. Power Supply: DC 1.5V LR14*6PCS

Measurement of high accuracy AC leakage current, current, higher harmonic current, frequency, phase, power and energy. 1. Model No. : ETCR085K 2. Range ：0.00mA~60A AC 3. Turn Ratio：1000：1 4. Resolution ：0.01mA 5. Accuracy Class : 0.5 6. CT Size：85mm x 20mm

AC large current, high harmonic current, phase, electric energy, power, power factor and other industrial electricity consumption and electricity metering detection. Apply for industrial control device, oscilloscope, harmonic analyzer, path analyzer, double clamp earth resistance tester, cable fault tester, power quality analyzer. 1. Model No. : ETCR050 2. Input Current Range: 0mA ~ 600A 3. Output Signal : mA/A；mV/A；1A；5A ; 4. Frequency: 10Hz～100kHz; 5. Accuracy Class :0.5 6. Working Temperature: -15°C～60°C

Turn ratio measurement; transformation ratio polarity display; voltage measurement; primary current and secondary current measurement; voltage and current waveform display; phase between primary current and secondary current, phase between each current and voltage; frequency measurement; Active power, reactive power, power factor measurement; harmonic measurement. 1. Model No.:ETCR9570 2. Voltage Range：0V～600V 3. Current Sensor Range ：0A～3000A/0A~600A/ 0A~10A 4. Turn Ratio Measurement Range: 1~9999 5. Phase Range: 0～360° 6. Hot Power Supply : Lithium battery 7.4V 5200mAH

Used for wireless synchronous measurement of voltage amplitude, current amplitude, voltage phase, current phase, frequency, power and other parameters of different measurement points in the secondary circuit of the substation, and can also synchronous display the three-phase voltage and current vector diagram in the master and slave machine screen. Solve the problem that current and voltage cannot be measured at different points in smart substation completely. 1. Model No.: ETCR4480 2. Voltage Range : 2V~700V 3. Current Range : 0.001A-20A 4. voltage and current accuracy up to class 0.3; phase accuracy is ±0.3 5. Phase : 0°~360° 6. Power Supply: DC7.4V, 5200mAH rechargeable lithium battery

AC large current, high harmonic current, phase, electric energy, power, power factor and other industrial electricity consumption and electricity metering detection. Apply for industrial control device, oscilloscope, harmonic analyzer, path analyzer, double clamp earth resistance tester, cable fault tester, power quality analyzer. 1. Model No. : ETCR070 2. Input Current Range : 0mA ~ 1000A 3. CT Size: Φ70mm 4. Sensor Dimensions : 223mmX120mmX39mm 5. Weight :680g 6. Safety Class: CATIII 600V

On-line monitoring of loop grounding resistance and metal loop coupling resistance, and grounding condition monitoring. 1. Model No.:ETCR2800KB 2. Measure Range: 0.010Ω~100Ω 3. No need to disconnect the grounding down lead and no need with auxiliary electrodes 4. Rain and dust proof, can be installed and used in outdoor 5. Network system can be built to realize real-time detection and remote monitoring 6. Power Supply : 6VDC~12VDC, 50mA Max.(External power supply, optional GPRS 12VDC 150mA Max)

Measurement of AC leakage current, ACcurrent. 1. Model No.；ETCR6300 2. Range：AC 0.000mA～60.00A 3. Data Storage: 99 groups 4. Peak Hold 5. Line Voltage: below 600V 6. Power Supply: Alkaline battery 6LR61 9V

Current, transformation ratio, polarity and phase difference test of the transformer and current transformer primary and secondary circuits below 35kV. 1. Model No.: ETCR9500B 2. Turn Ratio Range：1~500 3. Primary Current Test Accuracy: 0.0A～800A/0.1A/ ±0.5%FS 4. Secondary Current Test Accuracy: 0.00mA～5A/0.01mA/ ±0.5%FS 5. CT Size：φ48mm & φ8mm 6. Power Supply: DC6V alkaline batteries LR03 (1.5V AAA X 8)

Multifunction Three-Phase Phase Voltammeter can measure the voltage amplitude, current amplitude, voltage phase, current phase, the phase between voltage and current, frequency, power, active power, reactive power,harmonic and so on parameters at the same time. 1. Model No.: ETCR4400 2. Current Range: 0.001A-20A 3. Voltage Range: 2V-700V 4. Phase Range: 0°~360° 5. Harmonic range: 2 ~ 21 times 6. Power Supply : DC7.4V, 5200mAH rechargeable lithium battery

Measurement of AC leakage current, phase, power energy, power, power factor, harmonicetc. Apply to oscilloscope, harmonic analyzer, power fault analyzer and other industrial control devices. 1：Range：0.00mA～30A AC 2：Turn Ratio：800：1 3：Resolution : 0.01mA 4：Accuracy Class : 0.5 5：Safety Class: CATⅢ600V 6：CT Size：25mm x 30mm

Measurement of AC leakage current, current, higher harmonic current, phase, power energy, power factor. 1. Model No. : ETCR015 2. Range : 0.00mA ~ 100A 3. Clamp Size：17mm×18mm 4. Weight ：175g 5. Safety Class : CATⅢ600V 6. Working Temperature : -15°C～50°C

On-line detecting of AC/DC current. 1. Model No.：ETCR035AD 2. Range: AC/DC 0.0A~1000A 3. Resolution: 0.1A 4. Accuracy Class: 2.0 5. Output Signal: 1mV/1A 6. Power Supply : 9V DC 6F22

Measurement of primary and secondary current, transformation ratio, phase difference, polarity and phase sequence of current transformers and transformers below 35kV 1. Model No.: ETCR9500C-030 2. Primary Current Test Accuracy : 0.0A～800A/0.1A/±0.5%FS 3. Secondary Current Test Accuracy: 0.00mA~10A/ 0.01mA/ ±0.5%FS 4. Turn Ratio Measurement Range: 1~500 5. Transmission Distance: Primary: 100m; Seconary: 2m cable 6. Power Supply: DC6V alkaline batteries (1.5V AAA × 8)

H/L voltage AC leakage current and current measurement below 60KV. (Above 600V operate with insulation rods). 1. Model No.: ETCR9100 2. Current Range: AC 0.00mA～600A 3. Resolution: 0.01mA 4.CT Size: φ33mm 5. Line Voltage: Below 60kV current test , operate with insulation rods 6. Power Supply: 6VDC (LR03 × 4pcs alkaline dry batteries)

Measurement of AC leakage current, phase, power energy, power, power factor, harmonicetc. Apply to oscilloscope, harmonic analyzer, power fault analyzer and other industrial control devices. 1：Range：0.00mA~60A AC 2：Turn Ratio：800：1 3：Resolution : 0.01mA 4：Accuracy Class : 0.5 5: Safety Class : CATⅢ600V 6: CT Size：Φ68mm

Measurement ofAC/DC Current, AC/DC voltage, resistance, capacitance, continuity test, diode forward voltage drop andLED working voltage parameters etc. 1. Model No. : ETCR6470 2. DC Voltage : 2V/20V/200V/2000V 3. AC Voltage : 2V/20V/200V/2000V 4. DC Current : 20A/200A/2000A 5. Capacitance : 20uF/200uF/2uF/20uF/200uF/2000uF 6. Power Supply : 6F22 9V(IEC6F22, NEDA1604, JIS006P)

Double Clamp Earth Resistance Tester applied with precise 4-pole, 3-pole and simple 2-pole method, selection method, double clamp method for grounding resistance measurement, The measurement of earth resistance, soil resistivity, earth voltage, AC voltage, grounding lead leakage current, AC current, DC resistance. 1. Model No.: ETCR3200 2. Erth resistance,Range：0.00Ω～30.00kΩ 3. Soil resistivity Range：0.00Ωm～9000kΩm 4. Test Frequency: 128Hz/111Hz/105Hz/94Hz(AFC) 5. Short-circuit Current:AC 20mA max 6. Power Supply:DC 9V (Alkaline dry battery LR14-1.5V )