Many of the electric transmission grids in service around the world were designed and built more than a half century ago. While changes and upgrades have obviously been made over the years, the ...

It protects sensitive electrical equipment from unplanned power disturbances including harmonics, surge, sags, swells, ...

(1) THE publication of this little volume is very opportune. Although the matter does not differ essentially from that found in other books on electrical testing of circuits, the manner of presenting ...