What are harmonics? A harmonic is define as a component of a periodic wave having a frequency that is an integral multiple of the fundamental power line frequency of 60 Hz. Fig: 1 Fundamental …
Autotransformer starter working, wiring and control diagram: There are various starter used to start induction motor like Direct online starte r , Soft starter , s tar delta starter ,auto tr…
Lamps and illumination equipment The illumination devices are subject to constant change due to developments in energy efficiency and electronics. For the choice of associated switching (e.g. cont…
Direct On-Line starter (DOL Starter)pdf: Different starting methods are used for starting induction motors because Induction Motor draws more starting current during starting. Direct On-Line (…
Why Tapping are provided on transformer winding? And what is benefit of Tapping: transformer tapping Voltage regulation is required in power system due to following reason: 1) to s…
DIFFERENT TYPE OF DC LINKS: How many types of dc links? Direct-current links are classified as follows Mono polar dc link Bipolar dc link Homo polar dc link see also..... Advantages…
when we use a soft starter instead of a VFD ? Starting Methods of induction motor Comparisons between Soft Starter and VFD direct online starter dol starter How does a Direct On L…
Types of 3 phase induction motor protection The three-phase asynchronous motor – also known as the 3 phase induction motor – is the most frequently used motor type for industrial applicatio…
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