Metal-oxide surge arresters (MOSAs) designed to repeatedly limit the voltage surges on 48 Hz to 62 Hz power circuits (>1000 V) by passing surge discharge current and automatically limiting the…
Tests and measurements that are performed on shielded power cables to identify the location of a fault are described. Whenever possible, the limitations of a particular test and measurement to…
Functional design recommendations and field practices for motor control centers (single- and three-phase 50 Hz and 60 Hz and dc) are provided in this guide. The features and practices described…
This part of IEC 62271 applies to all overhead, pad-mounted, dry vault and submersible single or multi-pole alternating current automatic circuit reclosers for rated maximum voltages above 1 000 V…
Technical information is provided in this guide related to liquid-immersed power, distribution, and regulating transformers that are designed to operate at temperatures that exceed the normal thermal limits of IEEE…
Guidance for engineering, implementation, and management of System Integrity Protection Schemes (SIPS) is provided in this guide. General concepts for architecture and communication design to achieve functionality and performance requirements…
This part of IEC 60079 specifies general and testing requirements for electrical resistance trace heaters for application in explosive atmospheres with the exclusion of those for EPL Ga and Da.…
The standard test procedure for the thermal evaluation and qualification of electrical insulation systems (EISs) for random-wound ac electric machinery, where thermal degradation is the dominating aging factor, is described.…
Terms, test methods, test circuits, measurement procedures, and preferred result values for the surge mitigation parameters of isolating transformers used in networking devices and equipment are set in this standard.…
