Electro Industries Nexus 1262, Руководство по установке и эксплуатации

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Electro Industries/GaugeTech Doc # E151701 A-1
Appendix A
Transformer Loss Compensation Excel Spreadsheet
with Examples
A.1: Calculating Values
Q
Transformer Loss Compensation is discussed in Chapter 8 of this manual. Values for three element
installations can be calculated in two ways:
• Click the
TLC Calculator
button on the Transformer Loss screen of the Nexus® meter's Device
Profile. The TLC Calculator button activates an Excel Spreadsheet, ONLY if you have MS Excel
installed on your computer. A copy of the Excel Spreadsheet is offered on the following
pages with example numbers.
1. Enter the required data into the Excel Spreadsheet. The Excel program will calculate the
values needed for the Transformer Loss screen of the Device Profile.
2. Enter the values into the Device Profile.
• Use the worksheet found in Chapter 8,
“Three Element Loss Compensation Worksheet”
to
calculate the values by hand. Notes under each section will assist you.
1. Enter values based on the tranformer manufacturer’s test report. The worksheet is
progressive and notes under each section will guide you to the next section.
2. Enter the values into the Device Profile.
A.2: Excel Spreadsheet with Example Numbers
Q
If you have MS Excel installed in your computer, use the TLC Calculator button on the Transformer
Loss screen of the Device Profile. The copy of the Spreadsheet with Example Numbers found on the
following pages will assist you.
Important! Refer to Appendix B of the Communicator EXT User Manual for additional instructions
and information on the Transformer Line Loss application.