International Electrotechnical Commission

EN Class A: General access, hazardous voltage, hazardous power applications  
modules rated for use in this application class may be used in systems operating at greater than 50 V d.c. or 240 W, where general contact access is anticipated. Modules qualified for safety through IEC61730-1 and IEC61730-2 within this application class are considered to meet the requirements for safety class II.

[SOURCE: IEC61730-1:2004]

TC/SC:82Terms     Info     Publications
Published in:IEC 62548, ed. 1.0 (2013-07) Terms     Info
Reference number:3.1.6

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