This Standard is applicable to AC circuit switchers designed for outdoor installation and for rated power frequencies of 50 and 60 Hz and rated maximum voltages of 15.5 kV through…
This document specifies an exchange format, using XML, for identifying all of the hardware, software, and documentation associated with a unit under test (UUT). This UUT may be tested and…
Certain electrical, dimensional, and mechanical characteristics and safety features of single- and three-phase, 60 Hz, mineral-oil-immersed, self-cooled, overhead-type distribution transformers 500 kVA and smaller, high voltages 34 500 V and…
Detailed procedures for analyzing gas from gas spaces or gas-collecting devices as well as gas dissolved in oil are described. The procedures cover: 1) the calibration and use of field…
This guide provides maintenance testing and failure analysis guidance for form-wound, squirrel cage, induction machinery rated up to 15 kV. It addresses the following machine systems: Stator (Winding and Core)…
This guide establishes typical dimensions for connections of a gas-insulated substation (GIS) to extruded, self contained fluid-filled, and high pressure fluid-filled (pipe-type) cables in single and three phase arrangements for…
The use of some electrical equipment attached to typical power systems creates voltage quality concerns. There is an increasing awareness that some equipment is not designed to withstand the surges,…
The document addresses methods and practices necessary to reduce the risk of damages to communications equipment within structures arising from lightning surges causing GPR (ground potential rise) and similar potential…
Descriptions of products, methods, and procedures relating to stationary batteries, battery electrolyte spill mechanisms, electrolyte containment and control methodologies, and fire fighting considerations are provided.
