Applies to rooms and buildings containing electrical apparatus and protected by internal overpressure against the ingress of explosive external atmosphere. Includes recommendations for the construction, equipping and operation of such rooms or buildings and their associated parts. Gives tests to show the conformity with these recommendations and indicates the marking to be placed on the rooms or buildings. This publication has the status of a technical report.
WITHDRAWN
IEC TR 60079-13:1982 ED1
99.60
Withdrawal effective
Oct 5, 2010