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
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 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
The clamp current monitor use wireless communication to upload test data to concentrator or server for real-time monitoring of current, leakage current, troubleshooting of circuit insulation fault, monitoring of intermittent leakage fault, checking the time of insulation fault and fault location, etc. 1. Model No.: ETCR8072/ETCR8072A 2. Range : AC 0.0mA-600A/ AC 0mA-1000A 3. Clamp Size : Φ70mm 4. Communication Mode: GPRS communication mode or GSM 4G network 5. Sampling Frequency : 1 times/second 6. Power Supply : 3300mAH
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
This instrument is a comprehensive test instrument of multifunctional, intelligent, man-machine operation simple. Comprehensive analysis and diagnosis all the voltage, current, power, electrical energy, harmonic, phase and other electric parameters Equipped with 4 types and total 16pcs current clamps. to cope with variety of measurement site. 4 channel current and 4 channel voltage measurement, simultaneously capturing and recording electric parameters and waveform, to provide with all the power quality information for working. 1. Model No.: ETCR5000 2. Number of Channels: 4 voltages, 4 currents 3. Frequency : 40Hz~70Hz 4. Line voltage: Below 600V 5. Phasor Diagram Display: automatic 6. Power Supply : Rechargeable lithium battery 9.6V, 4500mAH, external charger; working current about 490mA,
Suitable for secondary development, online monitoring of loop grounding resistance and metal loop connection resistance, grounding condition monitoring. 1. Model No.: ETCR2800T 2. Measurement Range: 0.01Ω~100Ω; 3. RS485 communication protocol(support MODBUS) 4. Output Range : 0.00Ω~100Ω 5. Accuracy: ±2%rdg±3dgt (20℃±5℃,below 70%RH). 6. Power Supply: 6VDC~9VDC,50mA Max.(External power supply)
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 AC current measurement below 500kV (above 600V operate with insulated rod). 1. Model No.: ETCR9310B 2. Measurement Range :0.00A~9999A(50/60Hz automatic) 3. DataStorage:99 groups 4. Test Mode : Non-contact U-type CT 5. CT Size : Ф68mm 6. Power Supply: 6V DC(LR03×8 alkaline dry batteries)
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. Range :0.00A~300A 2. Turn Ratio/Output Voltage : 3000:1 /0~3V(30Ω) 3. Resolution : 0.01A 4. Accuracy Class : 0.5 5. Safety class : CATⅢ600V 6. Clamp Size :25mm×30mm
Applied to electric power lines below 500KV, high voltage switchgear (metalclad withdraw switchgear, ring main unit, etc.) or substation remote phase detecting, phase test, phase sequence judgment and electricity inspection, etc. 1. Model : ETCR1500B 2. Phase Detection Voltage : AC10V~500kV 3. Satellite Phase Detecting Distance : 500km 4. Normal Phase Detecting Distance : 260m 5. Voice Prompt : "X signal is normal, Y signal is normal, same phase, out phase". 6. Power Supply : Host:3.7V, 2600mAh Rechargeable lithium battery;Detector:3.7V, 600mAh Rechargeable lithium battery
Remote online current/leakage current monitoring, leakage alarm, power failure alarm, normal power supply indication; Remote monitoring and alarm of other sensors and equipment; It can also be used as a circuit burglar alarm. 1. Model No.:ETCR8700 2. Current Range : 0.00mA~60.0A 3. Accuracy: ±2%rdg±5dgt 4. Current Gear Shift: Automatic 5. Communication Mode: GPRS, RS485 6. Power Supply: external power adaptor: AC110V~240V change to DC12V
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)
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
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.
Transformer Region Phase Line Identify Meter used to identify the phase A, B and C of low voltage power supply lines in the same transformer region. Can quickly and accurately identify whether the phase lines and phase of two point in the circuit with a long distance from the same transformer region are consistent or not, and accurately judge whether the measured line and the station transformer output are the same line. 1. Model No.: ETCR1100 2. Communication Distance: Without obstacles blocking 8KM 3. Identify Time:≤5 seconds 4. Identify Success Rate: >99% 5.Rated Votlage: 3-phase 4-wires 220V 6. Power Supply: DC 7.4V 2.6Ah rechargeable lithium battery
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)
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
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
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)