This method statement will help the electrical engineers and supervisors for the installation of distribution board for an electrical project. Additionally site team will need detailed information of all aspects associated with the installation process in order to complete the job inline with the contract or project requirements, specifications and approved electrical drawings. Before the… Read More »
Section 1: Electrical interview questions and answers about switchgear and protection What are the functions of protective relays? To detect the fault and initiate the operation of the circuit breaker to isolate the defective element from the rest of the system, thereby protecting the system from damages consequent to the fault. Give the consequences of… Read More »
Electrical wiring in general refers to insulated conductor use to carry electricity and associated device. General aspects of electrical wiring are used to provide power in or to building and structure, commonly to as building wiring. Electrical wiring whether for residential, commercial or industrial project must be carefully installed and maintained in such a way… Read More »
Circuit breaker is a mechanical device designed to close or open contacts member thus closing or opening of an electrical circuit under normal or abnormal conditions. Circuit breakers are usually employed for the protection of electrical circuits, they are equipped with a trip coil connected to relay or other means. A circuit breaker is a… Read More »
The purpose of this method statement is to outline the sequence and method of Testing & Commissioning of Bus Bar Trunking system. Following tools and equipment shall be arranged before the activity. Earth tester Multimeter I Continuity tester Megger Tester Technician’s tools Calibration certificates will be provided during testing and commissioning. Important: Ensure equipment is… Read More »
3 way switch is a lighting control procedure that is very much useful to turn “off” or turn “on” a lighting fixture from two different locations. Since there are 3 conductors connecting the switches in a 3 way light switch wiring we call this three way switch. Before understanding the principle or operation of a… Read More »