4–38 745 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL
ADVANCED ENERVISTA 745 SETUP FEATURES CHAPTER 4: INTERFACES
• Harmonic metering up to the 21st harmonic, total harmonic
distortion (THD), as well as harmonic derating factor.
• Phase-to-neutral voltage metering, volts-per-hertz, and system
frequency.
• Tap changer position.
• Current demand for each winding including peak values.
• Real, reactive, and apparent power for each winding, along with
the power factor.
• Energy metering (Wh and varh) for each winding
• Transformer loss-of-life and ambient temperature metering
• Analog inputs.
3. Event recorder downloading tool.
4. Product information including model number, firmware version, additional
product information, and calibration dates.
5. Oscillography and data logger downloading tool.
Select an actual values window to also open the actual values tree from
the corresponding device in the site list and highlight the current
location in the hierarchy.
For complete details on actual values, refer to Chapter 6.
To view a separate window for each group of actual values,
Select the desired item from the tree.
Double click with the left mouse button.
Each group will be opened on a separate tab. The windows can be re-
arranged to maximize data viewing as shown in the following figure
(showing actual demand, harmonic contents, and current values tiled in
the same window):
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