Electrical Machines

Field Test of DC Series Motor - Advantages & Disadvantages

Generally, Swinburne's test is the most popular testing method of dc machine to determine losses and efficiency. It is an indirect method of testing a dc machine performed without actually loading the machine. Since it is a n…

Brake Test of DC Machine - Advantages & Disadvantages

In the last article, we have seen Swinburne's Test of dc machine, where the efficiency and losses are determined without applying actual load on the machine. It is an indirect method of testing a dc machine. Now let us see an…

Faults in Single Phase Induction Motors and their Remedies

During the operation of single-phase ac motors, it experiences various faults at the time of starting or stopping or while running. The faults in single-phase motors are due to many reasons like over or under currents, ove…

What is an Isolation Transformer ? - its Function & Uses

A transformer is a static device, that transfers electrical energy from one circuit to another without any physical connection. It works on the principle of magnetic induction, which induces emf in another circuit by means…

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