This document defines a recommended practice for the design, testing, and operation of secure communications networks for monitoring and control within and between electric power substations and related facilities.
Described in this guide are protective relay applications involving electric service to consumers that requires a transformation between the utility's supply voltage and the consumer's utilization voltage. It describes the…
Metal-enclosed, low-voltage switchgear which contains either stationary-mounted or drawout-mounted, manually or electrically operated low-voltage ac or dc power circuit breakers or low-voltage ac definite-purpose switching devices in individual metal compartments,…
To establish a uniform method for preparing samples, conducting tests, and analyzing results for establishing a comparative thermal life of insulation systems intended for use in dry-type transformers described in…
Electrical and mechanical performance and test requirements for on-load tap-changers of both resistor and reactor types, de-energized tap-changers, and their motor-drive mechanisms installed in power and distribution transformers, reactors, and…
Important smart distribution applications are categorized, descriptions of the critical functions involved are developed, important components of these systems are defined, and examples of the systems that can be considered…
Background information on supply voltage fluctuations caused by fluctuations in power demands of installations is provided by this standard. The manifestation of these supply voltage fluctuations as lamp flicker is…
