Pre-Grant Publication Number: 20100286838
Filing Date: May 10, 2010Priority Date: May 11, 2009
Inventors: Armando Guzman-Casillas, Mangapathirao Venkat Mynam, Marcos A. Donolo
Assignee(s): Schweitzer Engineering Laboratories, Inc.
Current U.S. Classification: 700, 700/293000, 702, 702/060000
View Prior Art for Claim 00018
The intelligent electronic device of Claim 2, wherein the settings include a first setting representing a frequency deviation value and a second setting representing arate of change of frequency value, the protection characteristic including a trip region derived from the first and second settings, and the processing unit being operable to compare the operating point to the trip region. 
