Hazardous Area : Natural Disaster. A delineated area in which all electrical installations and equipment used must be of a type approved by the electrical authority for installation and use in the area.
Ministry of Business, Innovation and Employment, Glossary of terms and acronyms, Wellington, New Zealand 2010. http://wwwsosh.govt.nz/resources/glossary-u.shtml, (Occupn Hlth and Sfty - Brit) {530}