BS 5501-3(1977) : 1977被替代
ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - PRESSURIZED APPARATUS 'P'
出版：British Standards Institution
专家解读视频
Describes the construction and testing of pressurized apparatus, protection 'p', intended for use in potentially explosive atmospheres.
NFC 23 516 : 98 AMD 1 98 - Identical
VDE 0170/0171-3 : 2003 - Identical
EN 50016 : 2002 - Identical
NFC 23 516 : 98 AMD 1 98 - Identical
IEC 60079-2 : 6.0EN+(REDLINE+VERSION) - Similar to
