Apply to equipotential bonding resistance testing between metal components, the transformer windings DC impedance testing. Measurement of DC low value resistance, contact resistance, riveting resistance, wire length, etc. 1. Model No.: ETCR3700C 2. Range: 0.0001Ω~30.00kΩ 3. Data Storage : 400 groups 4. Alarm Fuction : Audible alarm 5. MaxTest Current : ≥4A 6. Power Supply : DC 7.4V 2.6Ah, rechargeable lithium battery, full charge about 8.4V

Precise3/4-wire,simple 2-wire method to measure earth resistance, soil resistivity, earth voltage. 1. Model No.: ETCR3100C 2. 2/3/4-pole 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 7.4V 2600mAh rechargeable lithium battery, full charge about DC 8.4V

On-line monitoring of loop grounding resistance and metal loop coupling resistance, and grounding condition monitoring. 1.Model No.:ETCR2800KC 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. 47mmX28.5mm LCD 6. Power Supply : 6VDC~12VDC, 50mA Max.(External power supply, optional GPRS 12VDC 150mA Max)

Transformer/Reactor Core Earth Current Tester mainly used for leakage current test of iron core and clamps of transformer, reactor and other electrical equipment. It can discover the latent faults of transformer in time, and is the main tool to ensure the safe operation and normal maintenance of transformer. 1. Model No.: ETCR8100B 2. Current Range: AC 0.00mA~100A 3. Accuracy: ±1.5%±3dgt 4. Frequency: 10Hz~1000Hz 5. Display Mode: 3.5 inch color touch LCD screen (320dots × 240dots) 6. Power Supply: DC 9V alkaline dry battery LR6

Measure three-phase AC voltage, current, active power, reactive power, apparent power, total power,thephase between current and voltage,thephase between phase voltage, frequency, electric energy, phase sequence, etc. 1. Modle No.: ETCR7350 2. Current Measurement Range: AC 0.0A～6000A 3. Voltage Measurement Range：AC 0.01V～600V 4. Active Power Measurement Range：0.00W～3600kW 5. Apparent Power Measurement Range：0.00VA～3600kVA 6. Power Supply : 6V DC(LR03X4PCS)

Detecting of H/L voltage AC leakage current/current, higher harmonic current, phase, electric energy, power, power factor etc. 1. Model No. : ETCR068H 2. Range : 0.00mA～60A AC 3. Resolution: 0.01mA 4. Accuracy Class: 1.0 5. Turn Ratio : 800:1 6. CT Size : Φ68mm

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

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)

AC current on-line measurement below 500kV (operate with insulation rod above 600V). 1. Model No.: ETCR9330B 2. Measurement Range ：0.00A～9999A 3. DataStorage ：99 groups 4. Test Mode : Hook type opening mouth structure 5. CT Size : Ф128mm 6. Power Supply : 6V DC(1.5V AAA×4 alkaline dry batteries)

Intelligent Equipotential Connection Resistance Tester is applied to measurement of the equipotential connection resistance between metal components in buildings (Lightning protection zone, ground beam, construction, protection structure, ribbed slab, water pipe, radiator, bathroom, kitchen and other objects). 1. Model No.:ETCR3600 2. Resistance Range：0.01Ω~40Ω 3. Measurement Power: ≤10W; Max Working Current: ≥1A 4. Detection Mode: AC/DC two channel detection simultaneous 5. Measurement Time : 3 second/times 6. Power Supply : DC 7.4V 2.6Ah 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~60A AC 2.Turn Ratio ：800：1 3.Resolution : 0.01mA 4.Accuracy Class：0.5 5.Safety Class : CATⅢ600V 6.CT Size：80mm x 80mm

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

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

Earth resistance measurement, loop resistance measurement，grounding down leads leakage current measurement, judge ground fault. 1. Model : ETCR2000 2. Resistance Range : 0.010Ω-1000Ω 3. Data Memory : 99Groups 4. LCD Screen : 4 Digits LCD display 5. Protection Class : Double insulation 6. Power Supply : DC: 6V ( 4 PCS of LR6 Alkaline batteries)

Double Clamp Digital Phase Voltammeter, direct measurement of AC voltage and AC current in the measured circuit which not open-loop, measure the phase between two voltages, two current and voltage current, and indirectly measure the power factor and power of the circuit. 1. Model No.: ETCR4000 2. Voltage Range：0~500V； 3. Current Range ：0~20A； 4. Phase Range ：0~360°； 5. CT Size：Φ8mm; 6. Power Supply : DC9V LR61.5V AAX6PCS

Measurement of AC leakage current, current. 1. Model No.: ETCR7000 2. Range: 0.00mA~2000A 3. Data Storage: 200 groups 4. Line Voltage: below 600V 5. CT Size: 80mm x 80mm 6. Power Supply ：6V DC(LR6×4 alkaline dry batteries)

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)

Ground Resistance Test Line and Accessories Suitable for grounding resistance test of earth grid

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

Detecting of AC current, phase, power energy, power, and power factor, harmonic etc. Apply to oscilloscope, harmonic analyzer, Power fault analyzer and other industrial control devices 1. Model No.: ETCR080A 2. Range : 0.00A～1000A 3. Turn Ratio/Output Voltage：2000：1 / 0～3V(6Ω) 4. Resolution : 0.01A 5. Accuracy Class : 0.5 8. CT Size：80mm x 80mm