This standard is applicable to the quality classification of weak power ultra-small sealed electromagnetic relays. This standard only gives key technical indicators and is not a complete product standard. It must be used together with SJ 2845.1 ~ 2845.4 and related detailed specifications.
SJ/T 9560.2-1993 history
1993SJ/T 9560.2-1993 Sealed low power sub-miniature electromagnetic relay--Quality grading standard