It’s all about lightning protection
Abstract Hazardous areas, particularly those containing flammable gases, vapors, or dust, are highly susceptible to ignition from lightning-induced transients. Ensuring proper lightning protection in such environments is not only a …
1. Introduction This document outlines acceptable practices for earthing and bonding electrical apparatus in hazardous areas. While the topic is straightforward, it spans multiple areas of electrical expertise, making a …
Power supply disturbances can cause significant problems in electrical networks, leading to equipment failure, data loss, and reduced lifespan of devices. Below are the main sources of power supply disturbances …
I. Causes Surge voltages and surge currents occurring in low-voltage ac power circuits can be caused by: Lightning surges. Lightning surges are the result of a direct flash to the …
Lightning is a very high-energy phenomenon. Lightning protection is oftentimes taken for granted as the probability of a lightning strike to a structure is low, and damage to properties and …
Rolling Sphere Method The Rolling Sphere Method is a popular and acceptable method of implementing lighting protection on structures. In the Philippine Electrical Code, the rolling sphere method is mentioned …