PROVA 1660Transformer Turns Ratio Meter
■ 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.
■ 10 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.