SS EN 120004 Ed. 1 (1995)现行
Blank Detail Specification: Ambient Rated Photocouplers With Phototransistor Output
出版：Standardiserings-Kommissionen I Sverige
专家解读视频
Gives ratings, characteristics and inspection requirements to be included as mandatory requirements in accordance with BS CECC 20000 in any detail specification for these devices.
NEN EN 120004:2005 - Identical
BS EN 120004:1993 - Identical
DIN EN 120004 (1997-02) - Identical
CECC 20004:1987 - Identical
EN 120004:1992 - Identical
