Replaces 271 (A-C). It has the status of a horizontal standard in accordance with IEC Guide 108.
IEC 60050-191 Ed. 1.0 t:1990
Original price was: $352.00.$176.00Current price is: $176.00.
International Electrotechnical Vocabulary. Chapter 191: Dependability and quality of service
International Electrotechnical Commission , 12/31/1990