
Electromechanical All-or-nothing Relays Part 51: Blank Detail Specification - Electromechanical All-or-nothing Telecom Relays Of Assessed Quality - Non-standardized Types And Construction
出版:National Standards Authority of Ireland

专家解读视频
Applies to electromechanical all-or-nothing telecom relays of assessed quality. Selects the appropriate methods of test to be used in detail specifications and contains basic test schedules to be used in the preparation of such specifications.
EN 61811-51:2002 - Identical
IEC 61811-51 Ed. 2.0 - Identical
NBN EN 61811-51:2002 - Identical
NF EN 61811-51:2003 - Identical
SS EN 61811-51 Ed. 1 (2002) - Identical
BS EN 61811-51:2002 - Identical
DIN EN 61811-51 (2002-11) - Identical
DIN EN 61811-51 : 2002 - Identical
IEC 61811-51 : 2.0 - Identical
BS EN 61811-51 : 2002 - Identical
NF EN 61811-51 : 2003 - Identical
EN 61811-51 : 2002 - Identical
NBN EN 61811-51 : 2002 - Identical
DIN EN 61811-51 : 2002 - Identical
BS EN 61811-51 : 2002 - Identical