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Publication details

Publication CODE Title
IEC 62305-3:2010 (2010-12) PROTECTION AGAINST LIGHTNING - PART 3: PHYSICAL DAMAGE TO STRUCTURES AND LIFE HAZARD
 
Price Excl. VAT Total number of pages, tables and drawings
424.00 € 155 P..
Description
IEC 62305-3:2010 provides the requirements for protection of a structure against physical damage by means of a lightning protection system (LPS), and for protection against injury to living beings due to touch and step voltages in the vicinity of an LPS (see IEC 62305-1). This second edition cancels and replaces the first edition, published in 2006, and constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
1) Minimum thicknesses of metal sheets or metal pipes given in Table 3 for air-termination systems are assumed as not able to prevent hot-spot problems.
2) Steel with electro-deposited copper is introduced as material suitable for LPS.
3) Some cross-sectional areas of LPS conductors were slightly modified.
4) For bonding purposes, isolating spark gaps are used for metal installations and SPD for internal systems.
5) Two methods simplified and detailed are provided for evaluation of separation distance.
6) Protection measures against injuries of living beings due to electric shock are considered also inside the structure.
7) Improved information for LPS in the case of structures with a risk of explosion are given in Annex D (normative).
This bilingual version (2012-06) corresponds to the monolingual English version, published in 2010-12.
Class  C990  (IEC PUBLICATIONS IEC PUBLICATIONS)
Available files
EN/FR version

EN version

Status
Status IEC PUBLICATION
Situation Currently active
Replaces  IEC 62305-3:2006
Origin
Committee TC 81
LIGHTNING PROTECTION
Responsible Monsieur DE LEEUW Thierry, Technical Officer
Diamant Building Bd Auguste Reyers, 80
1030  BRUXELLES
Phone: +32 2 706 85 72
E-mail: thierry.deleeuw@ceb-bec.be
Approval
BEC Approval 2010-12-09
Registration 108104
ICS-Code (International Standards Classification) 91.120.40 , 29.020
NBN Status New
IEC publication date 2010-12-09
IEC stability date 2022-12-31
IEC last modification date 2019-11-22