IEC 60050-447:2010 defines terms specifically relevant to measuring relays. This first edition of IEC 60050-447, along with IEC 60050-444:2002 and IEC 60050-445:2002 cancels and replaces IEC 60050-446, published in 1983. It has the status of a horizontal standard in accordance with IEC Guide 108.
IEC 60050-447 Ed. 1.0 b:2010 History
IEC 60050-447 Ed. 2.0 b:2020
$208.00 $417.00
IEC 60050-447 Ed. 1.0 b:2010
$158.00 $317.00
More Standards PDF
IEC 61924-2 Ed. 2.0 b:2021
$227.00 $455.00
IEC 60076-22-5 Ed. 1.0 b:2021
$95.00 $190.00
IEC 60335-2-36 Ed. 7.0 b:2021
$139.00 $278.00
IEEE 1246-2020
$44.00 $89.00







