Measurement Parameter | Measurement Range | Resolution | Error Range |
Voltage | 0V~20V | 0.001V | ±0.3%FS |
20V~200V | |||
200V~600V | |||
Small Current Clamp I1 | 0A~2A | 0.1mA | ±0.3% Reading ±0.2%FS |
2A~10A | |||
Flexible Current Clamp I2 | 0A~30A | 0.01A | ±0.5% Reading ±0.5%FS |
30A~300A | |||
300A~3000A | |||
High Voltage Current Clamp I3 | 0A~200A | 0.001A | ±0.3% Reading ±0.2%FS |
200A~600A | |||
Frequency | 45Hz~65Hz | 0.0001Hz | ±0.05Hz |
Phase | 0~360° | 0.1° | ±3° |
Turn Ratio | 1~9999 | 1 | ---- |
Power Factor | -1.0000~1.0000 | 0.0001 | ---- |
Active Power | 0W~1kW | 0.1mW | ±0.3%FS |
1kW~1800kW | 0.1W | ||
Reactive Power | 0Var~1kVar | 0.1mVar | ±0.3%FS |
1kVar~1800kVar | 0.1Var | ||
Harmonics | 2~31 times |
Host Power Supply | DC 7.4V 5200mAh rechargeable lithium battery |
Current Clamp Power Aupply | DC 7.4V 600mAh rechargeable lithium battery |
Display Mode | 5 inch touch color screen |
Handheld Terminal Size | 210mm×129mm×68mm |
Small Current Clamp Size | Clamp jaw size:17×18mm; overall size: 137mm×40mm×19.5mm |
Flexible Current Clamp Size | Clamp jaw size:Φ200mm; overall size: 200mm×245mm×13mm |
High Voltage Current Clamp Size | Clamp jaw size:Φ48mm; overall size: 255mm×84mm×39mm; |
Weight | 5.5kg (include tool kit and insulating rod) |
Wireless Communication Method | Between the host and the current clamp: 433 communication |
Host positioning: GPS communication | |
Current Clamp Wireless Transmission Distance | Wireless transmission distance 40m (in an open environment) |
Current Clamp Lead Length | 5 meters |
Shift Gears | Fully automatic gear shift |
Memory | 2000 groups, press the SAVE button to automatically number and store (no data will be lost if the battery is powered down or replaced) |
Data Access | Yes |
Automatic Shutdown | After about 15 minutes of power-on, the meter will automatically turn off |
Data Upload | Equipped with USB interface and host computer software, the test results can be uploaded to the computer for data analysis and historical record query |
Bluetooth Function | Yes, it supports the Android system. After installing the APP, you can perform test operations and view test results on the mobile terminal. |
Battery Voltage | The host battery level is displayed, and the battery voltage is reminded to charge in time when it is lower than 10%; the flexible current clamp and the high-voltage current clamp indicator lights up when the battery voltage is lower than 10%. |
External Interference | Avoid extra-strong electromagnetic fields; avoid 433MHz and 315MHz interference at the same frequency |
Insulation Rod Size | 4300mm |
Insulating Rod Withstand Voltage | 110kV |
Insulation Strength | Host and detector: AC1000V/rms (between shell and screw) |
Working Temperature & Humidity | -15℃~50℃; below 80%RH |
Storage Temperature & Humidity | -10℃~60℃; below 70%RH |
Product Picture | Product Model Name | Line Voltage Level | Primarary Current Range | Secondary Current Range | Wireless Distance | Turn Ratio Range | Angle Difference Test | Others |
ETCR9500B Wireless High Voltage CT Turn Ratio Tester | ≤35kV | 0.0A ~800A | 0.00mA~5A | 100m | 1~9999 | -- | ||
ETCR9500C-016 Three-Channel Wireless High Voltage CT Turn Ratio Tester | ≤35kV | 0.0A ~800A | 0.00mA~5A | 100m | 1~9999 | -- | Simultaneous measurement of 3 channels secondary currents | |
ETCR9500C-030 Three-Channel Wireless High Voltage CT Turn Ratio Tester | ≤35kV | 0.0A ~800A | 0.00mA~10A | 100m | 1~9999 | -- | Simultaneous measurement of 3 channels secondary currents | |
ETCR9550B Wireless High/Low Voltage CT Turn Ratio Tester | ≤35kV | 0.0A ~800A /3000A | 0.00mA~5A | 100m | 1~9999 | Yes | ||
ETCR9570 Multifunctional High/Low Voltage CT Turn Ratio Tester | ≤35kV | 0.0A~800A/3000A | 0.00mA~10A | 100m | 1~9999 | Yes | Harmonics/Voltage/Power measurement, Bluetooth | |
ETCR9600 Low Voltage CT Turn Ratio Tester | 380V/220V | 0.0A~800A | 0.00mA~5A | -- | 1~9999 | Yes | ||
ETCR9620 Low Voltage CT Turn Ratio Tester | 380V/220V | 0.0A~3000A | 0.00mA~5A | -- | 1~9999 | Yes | ||
ETCR9620B Low Voltage CT Turn Ratio Tester | 380V/220V | 0.0A~3000A | 0.00mA~5A | 100m | 1~9999 | -- |
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