Used for fast measurement of various transformer windings DC resistance and conductor DC resistance measurement.
2. Measurement Range : 1.0uΩ~50.00kΩ
3. Test Current Gear : AUTO,10A,5A,1A,100mA,10mA,1mA
4. Output Voltage : 24V MAX
5. Display Mode : 5 inch colorful touch screen
6. Power Supply : AC 220V/Built-inrechargeable lithium battery DC22.2V 5200mAh
OverviewETCR3670 Transformer DC Resistance Tester is used to quickly measure the DC resistance of various transformer windings. Semi-finished products & finished product factory test, installation, handover test and preventive test of the power department in transformer manufacturing are mandatory test items, and the tester can effectively find the material selection, welding, loose connection parts, lack of shares, broken wires and other manufacturing defects and hidden dangers after operation of transformer windings.
ETCR3670 Transformer DC Resistance Tester is composed of host, test line, temperature sensor, USB communication cable, etc. The tester adopts microprocessor technology and precise 4-wire method to testing, which is accurate and reliable. The tester has two power supply modes: AC 220V and large-capacity lithium built-in rechargeable battery, and has two measurement modes: auto measurement and manual measurement. The tester has the function of converting resistance at temperature 75℃, which can be compensated and converted according to the temperature and material of the tested sample.
The tester equip with 5-inch full-colorful high-definition touch screen, which with backlight adjustment function, clearly visible under strong light. The instrument housing adopts waterproof protective case, which is anti-collision, anti-drop, waterproof, safe and durable. The tester also equip with built-in printer, Bluetooth communication, and USB interface. The tester also has automatic discharge function, alarm function, clock function, automatic shutdown function and so on. It is an ideal instrument for quickly measuring the transformer DC resistance.
ETCR3670 Accessories:
Tester
Power line
Test wires(10meters)
Earth line
Charger
Temperature sensor
USB communication cable
3.75mΩstandard resistance
Tool bag
Print paper
SpecificationTechnical Specification
| Function | Description | |
| Power Supply | AC 220V/Built-inrechargeable lithium battery DC22.2V 5200mAh | |
| Measurement Mode | Automatic, Manual | |
| MeasurementRange | 1.0uΩ~50.00kΩ | |
| Range & Test Current | 200.0uΩ~50.00kΩ | AUTO |
| 200.0uΩ~20.00mΩ | 10A | |
| 10.00mΩ~200.0mΩ | 5A | |
| 100.0mΩ~2.000Ω | 1A | |
| 1.000Ω~20.00Ω | >100mA CVT | |
| 10.00Ω~200.0Ω | >10mA CVT | |
| 100.0Ω~50.00kΩ | >1mA CVT | |
| Max Resolution | 0.1uΩ | |
| Measurement Accuracy | 0.20% | |
| Test Current Gear | AUTO,10A,5A,1A,100mA,10mA,1mA | |
| Output Voltage | 24V MAX | |
| Temperature Measurement Range | -55℃~125℃ | |
| Data Storage | 600 groups (data will not be lost after power failure or battery replacement) | |
| Conversion Resistance Calculation | Conversion according to the tested object temperature and material | |
| Discharge Function | After testing discharge automatic, discharge indication clear and avoid the wrong operation | |
| Automatic Shutdown | After setting automatic shutdown, the tester will automatic shutdown after 15 minutes without any operation | |
| Display Mode | 5 inch colorful touch screen, resolution ratio 480X854 | |
| Host Dimension | 280mmX260mmX160mm | |
| Weight | 3250g(include the battery); total weight: 6.4kg(include all accessories) | |
| Printer | Built-in printer | |
| Bluetooth Communication | Yes | |
| USB Interface | With USB interface, software monitoring, storage data can be uploaded to computer, save and print. | |
| Accessories | Tester: 1PCS;Power line: 1PCS;Test wires(10meters): 2PCS;Earth line: 1PCS; Charger: 1PCS; Temperature sensor; 1PCS; USB communication cable: 1PCS;3.75mΩstandard resistance: 1PCS; Tool bag: 1PCS; Print paper: 1roll | |
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Used for measuring transformer winding resistance, conductor DC resistance, cable length,etc. 1. Model No. ：ETCR3660 2. Range : 200.0uΩ～50.00KΩ 3. Test Current ：10A,5A, 100mA, 10mA, 2mA, Automatic 4. Max Test Current : 10A 5. Measurement Method : Precision 4-wire method, 2 chennal A/D detecting simultaneously 6. Power Supply : DC 22.2V 5200mAh rechargeable lithium battery
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
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)
In the case of the tested circuit is not open-loop, measure two AC voltages, current, phase between voltages, phase between currents, phase, frequency, phase sequence, active power, reactive power, apparent power, and power factor between voltage and current. Discriminate the transformer wiring group, inductive and capacitive circuits, test the secondary circuit and the busbar protection system, read the phase relationship between the CTs of the differential protection groups, check the wiring of the meter for correctness, and repair the line equipment, etc. 1. Model No.: ETCR4000A 2. Simultaneous measurement of two channel AC current, range: 0.0mA~20.0A 3. Simultaneous measurement of two channel AC voltage, range: 0.00V~600V 4. Simultaneous measurement the phase between UU, II, UI, range: 0.0°~360.0° 5. Active power Range:0.0W～12kW 6. Power supply : DC9V Alkaline battery LR61.5V AAX6PCS
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）
Measurement of DC/AC current. 1. Model No. : ETCR7000D 2. Range : DC: 0.0A～2000A AC: 0.0A～1000A 3. Data Storage : 99 groups 4. Peak Hold : Peak value capture and hold function, long pressHOLD key display peak value 5. Working Current : 20mA 6. Power Supply : DC 6V (LR6×4 alkaline dry batteries)
Used for online monitoring the earth resistance, earth continuity, soil resistivity, step voltage, contact voltage, surface potential gradient, etc. of large-scale grounding devices. 1. Model : ETCR3350 2. Impedance Measurement Range : 0.000Ω～200Ω 3. Resolution : 0.001Ω 4. Maximum Current Output : 5A 5. Maximum Voltage Output : 400V 6. Power Supply : AC220V±10%, 50hZ
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
ETCRwas established in 2006, the factory is located in Guangzhou Guangdong ,South China .It is a state-level high-tech enterprise specialized in producing non-contact
IPv6 network supported
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