Skip to Main Content
Power Supply Devices and Systems of Relay Protection
book

Power Supply Devices and Systems of Relay Protection

by Vladimir Gurevich
December 2017
Intermediate to advanced content levelIntermediate to advanced
260 pages
7h 13m
English
CRC Press
Content preview from Power Supply Devices and Systems of Relay Protection

2

Secondary Power Supplies

2.1 Introduction

There is no exact definition for the term “secondary power supplies” and different authors give different definitions of this term. We shall understand this term as the power supplies intended for transformation of a main voltage of the electrical network (DC or AC) into voltages of other classes, intended for the direct power supplies of electronic devices. Secondary power supplies can be external (in the form of separate modules) or built in—that is, integrated in electronic devices and being their integral part. Such a secondary power supply is the principal component of any electronic device, including relay protection devices and specially digital protective relays (DPRs) upon which the reliability ...

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Start your free trial

You might also like

AC Circuits and Power Systems in Practice

AC Circuits and Power Systems in Practice

Graeme Vertigan

Publisher Resources

ISBN: 9781466583801