What is the maximum recorded sound level of an arc blast?

The maximum recorded sound level of an arc blast is a critical safety concern in electrical environments. An arc blast occurs during an electrical fault when an electric arc generates a sudden release of energy, resulting in an explosive release of heat and sound. The sound level of an arc blast can reach extremely high decibels due to the rapid expansion of air and the energy released.

The correct answer, 165 dB, is recognized as the maximum sound level for an arc blast. At this intensity, the sound can be harmful, potentially leading to immediate hearing damage. It reflects the significant energy and force behind an electrical failure. The other values presented, while they represent high sound levels, do not capture the maximum potential of an arc blast, demonstrating why understanding the limits of sound intensity is essential for safeguarding workers around electrical systems. Knowledge of such high sound levels emphasizes the importance of using protective gear and adhering to safety protocols when working in environments where arcs and electrical faults may occur.