
Methods of test for electric strength of solid insulating materials. Tests at power frequencies
出版:British Standards Institution

专家解读视频
© British Standards Institution 2013
UNE EN 60243-1:1999 - Identical
SS EN 60243-1 Ed. 1 (1998) - Identical
IEC 60243-1 Ed. 2.0 - Identical
NF EN 60243-1:1998 - Identical
NBN EN 60243-1:1998 - Identical
DIN EN 60243-1 (1999-03) - Identical
SN EN 60243-1:1998 - Identical
EN 60243-1:2013 - Identical