What is GFCI or GFI? A ground fault circuit interrupter, called a GFCI or GFI, is an inexpensive electrical switchgear device that can either be installed in your electrical system or built into a power cord to protect you from severe … Continue Reading about GFCI (Ground Fault Circuit Interrupter) – Working, Types, Installing and Troubleshooting
Several troubles may arise in a d.c. motor and a few of them are discussed below:1. Failure to startThis may be due to (i) ground fault … Continue Reading about Possible Troubles in a DC Motor with Reasons
There are two types of DC motors - Brushed DC motor and Brushless DC motor. The direction of rotation of these motors is controlled by different … Continue Reading about How to Change the Direction of Rotation of a DC Motor?
The principal function of protective relaying is to cause the prompt removal from service of any element of the power system when it starts to operate … Continue Reading about Functional Characteristics of Protective Relaying
In this post, we will explain Instantaneous, Inverse Time and Definite Time Lag Relays and their characteristics. An important characteristic of a … Continue Reading about Instantaneous, Inverse Time and Definite Time Lag Relays