The and the 14th edition (latest print 2025) both have around 1435 pages and are considered the most current and comprehensive versions, incorporating the latest technological advancements in the field.
While there are many books on power systems (like the ones by C.L. Wadhwa, B.R. Gupta, or Stevenson), Sunil S. Rao’s approach is unique. He splits the subject into two logical halves: switchgear protection and power systems by sunil s rao pdf
The protection of power systems involves the use of switchgear protection devices to detect and interrupt faults and abnormalities. The main objectives of power system protection are: The and the 14th edition (latest print 2025)