Measurements of 1Φand 3ΦTransformer/VT/CT Turns Ratio. VT/PT ratio 0.8~10000, CT ratio 0.8~2000. Graphical and Literal Illustration of Measurements and Connections with Large Back-lighted Dot Matrix 240 x 128 LCD. Display Test Data with Nameplate Transformer Values for Easy Interpretation.
Product Features
Measurements of 1Φand 3ΦTransformer/VT/CT Turns Ratio.
VT/PT ratio 0.8~10000, CT ratio 0.8~2000.
Graphical and Literal Illustration of Measurements and Connections with Large Back-lighted Dot Matrix 240 x 128 LCD. Display Test Data with Nameplate Transformer Values for Easy Interpretation.
Ten Test Frequencies (50~400Hz).
Display Turns Ratio, Deviation, Secondary Output, Excitation Voltage and Current, Phase Angle and Nameplate Transformer/VT/CT Values in one page for easy transformer quality interpretation.
Check for Live Test Points, Short Circuit, Open Circuit, and Reverse Polarity before Each Measurement. Message is displayed to Warn Users (But, checking is not performed once measurement starts).
Store 4096 Files of Transformer Nameplate Values (VT/PT/CT, 1Φ/3Φ, Test Frequency, Primary and Secondary Voltages or Ratio, RCF) and Measuring Data.
9 types of 3Φ Windings Connections pre-installed for easy user selection.
Wireless Blue Tooth Communication with PC.
Select Filter to Remove Field Noise (Slow, Normal, Fast).
Disable or Enable Auto-Power-Off with Programmable Time.
Built-in calendar clock. Records with Date and Time Stamp.
Powerful Lithium Battery (3400mAH) with built-in Charging Circuit.
User Programmable RCF (Reference Correction Factor, 0.99~1.01) to Correct Accuracy within 1% Error.
Friendly File System for Easy On-site Data Retrieval and Nameplate Values Management.
PC Application Software included.
Electrical Specifications:
Reference Conditions：23℃± 5℃ (30 to 50% RH) range.
Add 25ppm/℃ for 0° to 18℃ and 28° to 50℃ to all accuracy specifications.
No external electrical or magnetic fields.
Output current ≦150 mA for VT/PT and ≦50mA for CT. Calibration cycle is 1 year.
Ratio Range (VT/PT)
Autoranging：0.8000 to 10000：1
Accuracy (70Hz)
Ratio Range
Accuracy (% of Reading)
0.8000 ~ 999.99
± 0.1%
1000.0 ~ 4999.9
± 0.2%
5000.0 ~ 10000
± 0.25%
Ratio Range (CT)
Autoranging：0.8000 to 2000.0
Accuracy (70Hz)
Ratio Range
Accuracy (% of Reading)
0.8000 to 2000.0
± 0.5%
Excitation Signal
VT/PT Mode：34Vrms max
CT Mode：Auto Level 0 to1A, 0.1 to 20Vrms
Excitation Current
Display
Range：0 to 1000mA
Accuracy：±(2% of Reading +2mA)
Excitation Frequency (Hz)
50, 55, 60, 70, 100, 120, 200, 240, 300, 400
Display
5” Large dot matrix LCD display (240*128) with backlight
Power Source
Rechargeable Lithium Battery, 3400mAh
Battery Life
Over 10 hrs of continuous operation. Battery life (%) indication
