ETCR ETCR4480 ワイヤレス三相電圧計 (Φ8mm, AC 0.00V～700V, AC 0.0mA～20.0A)

Range & Accuracy (Base condition)

Measurement Type: Measurement Range/ Accuracy/ Resolution 

Voltage: 2V~700V/ ±0.3%Fs/ 0.0001v/ 

Current: 0.001A~20A/ ± (0.3%Fs±0.2%rdg） / 0.0001A

Phase: 0°~360°/ ±1°/ 0.1°

Frequency: 45Hz~65Hz/ ±0.03Hz/ 0.0001Hz 

Harmonic: 2~21 orders / - / - 

Active Power: 0.002W~14000W/ ±0.3%Fs/ 0.0001W

Reactive Power: 0.002VAR~14000VAR/ ±0.3%Fs/ 0.0001VAR

Apparent Power: 0.002VA~14000VA/ ±0.3%Fs/ 0.0001VA

PT Secondary Admittance: 1.0mS~100mS/ ±0.5%Fs/ 0.0001mS

CT Secondary Impedance: 0.1Ω~50Ω/ ±0.5%Fs /0.0001Ω

Technical Specification

Power Supply: DC 7.4V, 5200mAH rechargeable lithium battery

Satellite Timing Accuracy: 1us 

Satellite Punctuality Accuracy: 50us(Lost connection within 60minutes)

Wireless Communication Mode: Wireless LORA (230MHz)

Wireless Communication Distance: 1km(in the open area)

Display Mode: 5 inch touch colorful screen 

Host Meter Size: 210mmX129mmX68mm 

Weight: Meter: 870g; Total weight: 5800g(include accessories and packing)

Clamp Current Sensor: Clamp jaw size φ8mm(6pcs)

Data Storage: Voltage drop test: 1000 groups; Load test: 1000 groups; Three-phase volatge and ampere tester: 1000 groups Data Upload: USB interface, record data can be uploaded to computer, and can export with Excel format

Automatic Shutdown: Automatic shutdown after starting up 15 minutes without any operation. Before shutdown will reminder Working Time: Continue working time is 12 hours when full charge

Power Consumption: Working(backlight 50mA): 320mA

Working Condition: Temperature: -20℃~50℃;Relative humidity: 0~95%RH without condensation 

Accessories: Terminal meter:2PCS; Clamp current sensor: 6PCS; Test lines: 8PCS; Charger adaptor: 2PCS; USB communicationcable: 2PCS; Meter case:1PCS

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