BSI BS EN 62305-3 防雷保护 第3部分 结构的物理损伤和生命危险（英文版）.pdf

BSEN62305-3:2011 BSI Standards Publication Protection against lightning Part 3:Physical damage to structures and life hazard NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW raisina standards BSi BSEN62305-3:2011 BRITISH STANDARD National foreword This British Standard is the UK implementation of EN 62305-3:2011. It was derived from IEC 62305-3:2010.It supersedes BS EN 62305-3:2006,which will be withdrawn on 27 May 2012. Parts 1,3 and 4 of EN 62305 contain references to EN 62305-2:2011. This reference is incorrect since Part 2 is not due to be published until 2012 to allow for the finalization of the CENELEC mon modifications. Until EN 62305-2:2012 is published and adopted as BS EN 62305-2:2012,the existing BS EN 62305-2:2006 can continue to be used with the newly published BS EN 62305-1:2011,BS EN 62305-3:2011 and BS EN62305-4:2011. The CENELEC mon modifications have been implemented at the appropriate places in the text and are indicated by tags (e.g.C)(C). The UK participation in its preparation was entrusted to Technical Committee GEL/81,Protection against lightning. A list of organizations represented on this mittee can be obtained on request...