Why Transformers are Rated in kVA, Not in kW?
Transformer rating is expressed in kVA, not in kW. Rating of a transformer or any other electrical machine reflects its load carrying …
Transformer rating is expressed in kVA, not in kW. Rating of a transformer or any other electrical machine reflects its load carrying …
In a compound generator, both series and shunt excitation are combined as shown in the figure. The characteristics of DC …
Insulation Resistance or IR Test is carried out by maintenance engineers to ensure the healthiness of the overall insulation system …
The phase windings of three-phase transformers are interconnected to give a three-phase, three-or four-wire supply through three different modes of …
The effects of voltage and frequency variation on the transformer is discussed in this article. Usually, power transformers are not …
1. In an alternator, voltage drops occurs in (A) armature resistance only (B) armature resistance and leakage reactance (C) armature …
In this article, you will learn the characteristics of a dc shunt generator. A shunt generator is a type of …
In this post, you will learn the characteristics of a series wound dc generator. This article is the continuation of …
In a separately excited dc generator, the field coils are energized from an independent source. The disadvantage of a separately …
DC generator characteristics are the relations between excitation, terminal voltage and load exhibited graphically by means of curves. These characteristics of dc generators are very important in the …