This book presents an integrated approach in the field of protection as well as in circuit breaking. Generalised mathematical equation of a comparator has been developed and from this characteristic of different types of relays are divided. Scheme of protection have been described later in the text. For the first time sufficient coverage has been given to the fast coming up static relays.
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Descripción Wiley Eastern Limited, 1977. Hardcover. Estado de conservación: UsedGood. Hardcover; fading and shelf wear to exterior; previous owner's stamping on second front end page; binding reinforced; otherwise in good condition with clean text. Nº de ref. de la librería 76236