A grounding system with high ground resistance provides unsafe path for the fault current, which increases the risk of equipment failure as well as the likelihood of severe injury to human being. In this case, if a fault current does not find any pat

A grounding system with high ground resistance provides unsafe path for the fault current, which increases the risk of equipment failure as well as the likelihood of severe injury to human being. In this case, if a fault current does not find any pat

OPR lightning protection systemsExternal lightning protectionMain catalogABB OPR lightning protection systems | 1Lightning mechanism and location 2Lightning protection technologies 3Lightning protection risk analysis 8Lightning protection tec

Document RevisionsRevisions to the IALA Document are to be noted in the table prior to the issue of a revised document.Date Page / Section Revised Requirement for RevisionDecember 2005 Entire document Reformatted to reflect IALA documentation hi

A lightning arrester, also known as a surge arrester, is a device that protects electrical systems and equipment from lightning strikes and electrical surges. It is compulsory on buildings for several reasons:1. _Protects against lightning strikes_