|
EXAMPLE The dimensions of the symbol for class II construction shall be such that the
6 ~, ?, t1 I9 C3 x& Vlength of the sides of the outer square is about twice the length of the sides of the inner
' a( d1 E/ o1 h3 Z- G& {. Bsquare. The length of the sides of the outer square shall be not less than 5 mm, unless the
, c! Q& T: s# mlargest dimension of the controlgear does not exceed 15 cm, in which case the dimension of
% d" P! D& p) Y- gthe symbol may be reduced, but the length of the sides of the outer square shall be not less
9 @% L6 t2 e+ G0 V2 S8 s3 N, }7 Ethan 3 mm., ^% o% ~9 ^2 c+ N) |
see:IEC 61347-2-13-2006-P21 or GB 19510.14-2009-P14 |
|