Historical
DIN EN 50563:2011
External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes; German version FprEN 50563:2011 (Foreign Standard)
This draft European Standard specifies methods of measurement of electrical power consumption. This standard is applicable to external power supplies with a rated input voltage within the range 100 V a.c. to 250 V a.c. having a single output with a rated output power not exceeding 250 W.
CONTENT PROVIDER
Deutsches Institut für Normung [din]
Deutsches Institut für Normung [din]