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)

Online monitoring of grounding resistance, grounding voltage. 1. Model No.: ETCR2900B 2. Ground resistance ：0.01Ω～2000Ω 3. Communication method ：RS485 or GPRS 4. Monitoring Interval Time :Setting range of automatic monitoring interval time :1-999 h 5. Measurement rate：over 10000 times 6. Power Supply : Standard：12V - 24V (±1VDC)、400mA Max（provided externally）

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)

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)

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)

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

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

Leakage current, current, transformation ratio, ratio difference, angle difference, phase difference and polarity test of current transformer primary & secondary circuits in 380V/220V power distribution system. 1. Model No.:ETCR9620 2. Primary Current Test Accuracy: 0.0A～3000A/ 0.1A/ ±1%FS 3. Secondary Current Test Accuracy : 0.00mA～5A/ 0.01mA/ ±0.5%FS 4. Turn Ratio Measurement Range: 1～500 5. Communication Cable Length: 2M 6. Power Supply : Alkaline batteries (1.5V AAA × 4)

Measurement of High/Low voltage AC current below 60kV. (Above 600V, operate with insulation rod). 1. Model No.: ETCR9200 2. Current Range: AC 0mA～1200A 3. Resolution: 1mA 4.CT Size: φ68mm 5. Line Voltage: Below 60kV current test , operate with insulation rods 6. Power Supply: 6VDC (LR03 × 4pcs alkaline dry batteries)

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

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

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

Ground resistance measurement、loop resistance measurement、grounding down leads leakage current measurement、judge ground fault 1. Model No.: ETCR2200 2. Resistance Measure Range: 0.010Ω~1500Ω 3. Leakage Current Measure Range: 0.000mA~40.0A 4. Alarm Threshold Setting Resistance: 1-199Ω ; Current: 1-499mA 5. Alarm Function: audible and visible alarm 6. Power Supply: Rechargeable lithium battery DC3.7V 2600mAh

Non-Contact Earth Resistance On-line Detector, on-line monitoring of grounding resistance and metal loop coupling resistance, grounding condition monitoring 1. Model No.: ETCR2800B 2. Test Mode: Non-contact type 3. Communication Mode: RS485 or GPRS communication (optional) 4. Resistance Range: 0.01Ω~200Ω; 5. Accuracy: ±2%rdg±3dgt(20℃±5℃,Below70%RH) 6.Power Supply: 6VDC~12VDC, 50mA Max.

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

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

Grounding resistance and circuit resistance test in flammable and explosive area. 1. Model No.: ETCR2000B+ 2. Resistance Measure Range: 0.010Ω~1200Ω 3. Data Storage: 99 sets 4. Alarm Threshold Setting：1-199Ω 5. Alarm Function: audible and visible alarm 6. Power Supply ： DC: 6V ( 4 PCS LR6 Alkaline batteries)

At the same time online monitoring and recording 1 ~ 3 channelAC leakage current and current, used for circuit insulation fault troubleshooting, monitoring intermittent leakage fault, check the happen time of insulation fault and maintenance lines, etc. 1. Model No.: ETCR8300/ETCR8300A 2. CT Size: 25mmX30mm/ 35mmX40mm 3. Current Range : 0.00mA ～20A/0mA～500A 4. Resolution: AC 0.01mA/ AC 1mA 5. Current Clamps Quantity: 1 - 3PCS (optional）; 6. Power Supply : Rechargeable lithium battery DC3.7V，2600mAh

Detecting of H/L voltage AC leakage current/current, higher harmonic current, phase, electric energy, power, power factor etc. 1. Model No. : ETCR040HA 2. Range : 0mA～800A AC 3. Resolution: 1mA 4. Accuracy Class: 1.0 5. Turn Ratio : 4000:1 6. CT Size : Φ36mm

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