Power System Protection And Switchgear By Badri Ram Dn Vishwakarma Pdf 45
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The theory and application of these protective devices is an important part of the education of a power engineer who specializes in power system protection. The need to act quickly to protect circuits and equipment often requires protective relays to respond and trip a breaker within a few thousandths of a second. In some instances these clearance times are prescribed in legislation or operating rules.[6] A maintenance or testing program is used to determine the performance and availability of protection systems.[7] 2b1af7f3a8