The circuit breaker essentially consists of fixed and moving contacts called electrodes. Under the normal operating condition, these contacts remain closed, but the contacts are open when any fault occurs. Actually, when a fault occurs on any part of the system the circuit breaker’s trip coil gets energized and the moving contacts in the circuit …
A circuit breaker is a piece of equipment or a switching device that can make or break a circuit either manually or automatically under normal or faulty conditions. A circuit breaker is a safety device used to prevent damage to electrical circuits or electrical appliances on overload or short circuit conditions. The characteristic of the …
Industrial ventilation is most necessary to remove excessive temperature. Clean, fresh, and uncontaminated air is the basic need of life. The human body can not tolerate excessive temperature. Heat stress produced by very hot or cold exposure causes adverse effects on the health and safety of work people. The industry has many pollutants which contaminate …
Hazchem code means hazardous chemical code, it is also known as ‘Emergency action code’. It is a warning plate system used for vehicles that transport hazardous substances. Actually, it gives information’s about the actions to be taken in case of accidental fire or spillage or leakage, or any emergency. The Hazchem code is a number, …
Check your employee’s electrical safety knowledge through an electrical safety quiz. Electrical safety quiz answers are given below. Which of these can be used as insulating live-line tools for electrical protection. (A) Shotgun sticks (B) Switch sticks (C) Hot sticks (D) None of the above (E) a, b, and c 2. A Safety Electrical One …
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