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

On-line detecting of AC/DC current. 1. Model No.:ETCR007AD 2. Range: AC/DC 0mA~50A 3. Resolution: 1mA 4. Accuracy Class: 3.0 5. Output Signal: 10mV/1A or 100mV/1A (Manual shift) 6. Power Supply ：9V DC 6F22

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)

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

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)

On-line detecting of DC leakage current. 1. Model No. : ETCR030D 2. Range: DC 0mA～100mA 3. Resolution: DC 1mA 4. Accuracy Class: ±3.0%FS 5. Output Signal: 25mV/1mA 6. CT Size: 25mm x 30mm

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

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

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

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)

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

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

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

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)

Measurement of AC leakage current, AC current. 1. Model No.: ETCR6600 2. Range: 0.0mA～600A 3. Resolution : 0.1mA 4. Data Storage : 99 groups 5. Working Current : 5mA 6. Power Supply : Alkaline battery 6LR61 9V

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

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

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

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

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)