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

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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