Lightning Arrester-Definition, Working & Characteristics
Lightning Arrester is a device used for the protection of electrical equipment against lightning stroke. The lightning stroke is the high voltage transients caused by … Read more
Lightning Arrester is a device used for the protection of electrical equipment against lightning stroke. The lightning stroke is the high voltage transients caused by … Read more
The ANSI standard device numbers ( As per ANSI/IEEE standard C37.2) are used in the design of an electrical power system. These devices protect the … Read more
Grit in the electrical switchyard is laid to make the upper surface of the soil more resistive. The more resistivity of the soil decreases the … Read more
In this post, we shall discuss different types of Relays like Latching Relay, Reed Relay, Solid State Relay, Differential Relay, Automotive Relay, Timer Delay Relay, … Read more
Phase fault protection is used for protection of induction motor. The protection relay trips the motor in the case of fault. We can call the … Read more
Through fault occurs outside of the protective zone. In other words,occurrence of the external faults outside of the equipment protective zone is called through fault. … Read more
In this post, we will learn the single-phase preventer working principle. We use a single-phase preventer to protect the induction motor from a single phasing fault. … Read more
A protective relay is an electrical device that monitors the voltage and current using CTs and PTs. Thus, the main function of the protective relay … Read more
This article describes the importance of DC supply in substations. Circuit breakers are the main power-controlling elements that are switched on and off during normal … Read more
Semiconductor fuses are used for short circuit protection of semiconductor devices like Silicon Control rectifiers (SCRs), Insulated Gate Bipolar Devices(IGBTs), diodes, triacs, thyristors, and similar … Read more