
Determination of Transformer and Reactor Sound Levels
出版:National Standards Authority of Ireland

专家解读视频
Defines the methods by which the sound levels of transformers, reactors and their associated cooling equipment shall be determined so that compliance with any specification requirements may be confirmed and the characteristic of noise emitted in service determined.
UNE EN 60551:1993 - Identical
SS EN 60551:1993 - Identical
NF EN 60551:1993 - Identical
IEC 60551 Ed. 2.0 - Identical
BS EN 60551:1993 - Identical
DIN EN 60551 (1993-11) - Identical
SN EN 60551:1992 - Identical
NF EN 60551 : 93 AMD 1 2000 - Identical
NBN EN 60551 : 93 AMD 1 98 - Identical
UNE EN 60551 : 93 A1 99 - Identical
EN 60551 : 92 AMD 1 97 - Identical
DIN EN 60551 : 1993 AMD 1 1998 - Identical
BS EN 60551 : 1993 - Identical
SN EN 60551 : 1992 AMD 1 1997 - Identical
BS EN 60551 : 1993 - Identical
DIN EN 60551 : 1993 AMD 1 1998 - Identical