Air Circuit Breaker Features & Operation An air circuit breaker employs atmospheric air as its interrupting medium. The arc is…
Residential Electrical Wiring Overview A residential electric power service typically consists of a three wire ac system supplied by the…
A protective relay is basically an electrical device that detects a fault in a power system and initiates the operation…
Introduction Many modern designs of circuit breakers for use at transmission voltages utilize sulphur hexafluoride (SF6) gas both as an…
Introduction The process of connecting the metallic frame i.e. non-current part of electrical equipment or some electrical part of the…
As with most of electrical equipment, the key causes of failure of power transformers are either due to electrical failure…
In many high-powered applications, three-phase voltages need to be rectified to give rise to a single DC supply; such rectification…
The typical practice for testing power and distribution transformers is to carry out a comprehensive set of tests at the…
Fig: Smart communication grid, Image by macrovector on Freepik Smart grid can enhance legacy electric systems (i.e. the traditional electricity…
Photovoltaic panels differ in their ability to connect components. Photovoltaic cells can be combined in two ways: parallel and series.…
