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www.ChineseStandard.net Database: 189759 (26 Oct 2025)

JY 50-1987 English PDF

JY 50: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
JY 50-1987EnglishRFQ ASK 3 days [Need to translate] (Demo electromagnetic relays)   JY 50-1987
JY 50-1979EnglishRFQ ASK 3 days [Need to translate] (Demonstrate electromagnetic relay technical conditions (Trial)) Obsolete JY 50-1979

PDF similar to JY 50-1987


Standard similar to JY 50-1987

JY/T 0587   GB/T 20394   GB 17498.6   JY/T 0408   JY/T 0410   JY/T 0407   

Basic data

Standard ID JY 50-1987 (JY50-1987)
Description (Translated English) (Demo electromagnetic relays)
Sector / Industry Education Industry Standard
Classification of Chinese Standard Y54
Older Standard (superseded by this standard) JY 50-1979

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