ETCR ETCR9550B Wireless High/Low Voltage CT Turn Ratio Tester (≤35kV, 0.0A ～800A /3000A, 0.00mA～5A, 100m, 1～9999)

Power Supply: DC6V alkaline dry battery LR03 (1.5V AAAX4)

Display Mode: LCD: 128dotsX64dots; backlight function, suitable for dim places

LCD Size: Display area: 44mmX27mm

Test Method: Clamp CT

Primary High Voltage Current Clamp Test: Range: 0.00A～800A; resolution: 0.01A; accuracy: ±0.5%FS

Primary Flexible Current Clamp Test: Range: 0.0A～3000A; resolution: 0.1A; accuracy: ±1.0%FS

Secondary Current Test: Range: 0.00mA～5A; resolution: 0.01mA; accuracy: ±0.5%FS

Turn Ratio Measurement Range: 1～9999

Turn Ratio Resolution: 0.1

Angle Difference Test: Range: 0～360°; resolution: 1°; accuracy: ±3°

Shift Gears: Fully automatic gear shift

Sampling Rate: 2 times/second

Memory: 3000 groups, press the HOLD button to keep the data and store it automatically (data will not be lost if the battery is powered down or replaced)

Data Hold: Press the HOLD key to hold the data, and then press the HOLD key to cancel the hold

Data Access: Press the HOLD key + POWER key to enter the data access mode

Overflow Display: Over-range overflow function: ”OL" symbol display

No Signal Indication: Prompt “No signal” when the host does not receive the transmitted signal

Automatic Shutdown: After about 15 minutes of power-on, the meter will automatically turn off

Battery Voltage: When the battery voltage is lower than 5.2V±0.3V, the low voltage symbol is displayed to remind the battery to be replaced.

Primary High Voltage Current Clamp Size: Clamp jaw size: Φ48mm; overall size: 255mm×84mm×39mm；

Primary Flexible Current Clamp Size: Clamp jaw size: Φ200mm; overall size: 200mm×245mm×13mm

Secondary Low Voltage Current Clamp Size: Clamp jaw size: Φ16mm; overall size: 110mm×53mm×22mm

Primary High Voltage Current Clamp Transmission Distance: Wireless transmission distance 100m

Host Size: 78mm×165mm×42mm；

Weight: Receiver: about 302g (including battery); total mass: about 6.5kg (including accessories)

External Interference: Avoid extra-strong electromagnetic fields; avoid 433MHz and 315MHz interference at the same frequency

Telescopic Insulating Rod Size: 4300mm 

Insulating Rod Withstand Voltage: 110kV

Insulation Strength: Host and detector: AC1000V/rms (between shell and screw)

Working Temperature & Humidity: -25℃～45℃; below 80%RH

Storage Temperature & Humidity: -10℃～60℃; below 70%RH