This book should be of interest to electrical system protection engineers and postgraduate students.An analysis of this phenomenon is given in Chapter 11, Section 11.5.1. The instantaneous unit ... Figure 8.4 b shows an alternative arrangement  which uses the Schmitt trigger circuit (described in Section 3.10.1.) to provide more preciseanbsp;...
|Title||:||Protective Relays Their Theory and Practice|
|Author||:||A.R. van C. Warrington|
|Publisher||:||Springer Science & Business Media - 1977|