
Sectional Specification - Electromechanical All Or Nothing Telekom Relays Of Assessed Quality
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
Applies to electromechanical all-or-nothing relays of assessed quality.
NEN EN 116500:1997 - Identical
SS EN 116500 Ed. 1 (1995) - Identical
BS EN 116500:1996 - Identical
I.S. EN 116500:1993 - Identical