SEL Winding Compensation Settings Program Revision 1.0 This EXCEL spreadsheet was developed by: Dean Hardister Field Application Engineer (Retired) Schweitzer Engineering Laboratories, Inc. (704) 504-4105 Disclaimer: This program is provided at no cost to SEL customers. NO EXPRESS OR IMPLIED WARRAN (INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR PARTICULAR PURPOSE) APPLY SEL Customers are entirely responsible for their use of and reliance on this progr contained therein, including without limitation any algorithms.
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SEL Winding Compensation Settings Program Revision 1.0
This EXCEL spreadsheet was developed by:
Dean HardisterField Application Engineer (Retired)Schweitzer Engineering Laboratories, Inc.(704) 504-4105
Disclaimer:This program is provided at no cost to SEL customers. NO EXPRESS OR IMPLIED WARRANTIES(INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR PARTICULAR PURPOSE) APPLY FOR THIS PROGRAM.SEL Customers are entirely responsible for their use of and reliance on this program and any datacontained therein, including without limitation any algorithms.
(INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR PARTICULAR PURPOSE) APPLY FOR THIS PROGRAM.
SEL Transformer Differential Winding Compensation Settings Calculator
Winding 1 Winding 2 Winding 3 Winding 4
CT 1 CT 2 CT3 CT4 Reference Winding
330 Degrees 150 Degrees 300 Degrees 270 Degrees
TransformerPhase
Transformer +CT Phase
W1CTC = 0 W2CTC = 6 W3CTC = 0 W4CTC = 10
Instructions:
Click the appropriate Winding connections, CT connections, Phase Rotation, and Reference Winding settings.Then click START.Click the UP (clockwise) or DOWN (counterclockwise) arrows to change the diagrams to match the transformer configuration.Click the Transformer Connections or Connection - Phase Shift buttons for help.If during running of the program, an error message pops up, click END to close the message box, press CTRL-r, and start over.
See disclaimer on Sheet 1 (ReadMe tab of this workbook).