|
EXAMPLE The dimensions of the symbol for class II construction shall be such that the
x* D$ [0 l$ K2 d& ]4 glength of the sides of the outer square is about twice the length of the sides of the inner
3 D) x% {3 {6 ^$ D# |square. The length of the sides of the outer square shall be not less than 5 mm, unless the7 v P7 T: M: n9 K8 y
largest dimension of the controlgear does not exceed 15 cm, in which case the dimension of
, v6 h4 r7 @- k$ B0 [. O8 f. dthe symbol may be reduced, but the length of the sides of the outer square shall be not less
8 C7 s4 w1 p! Y, g3 Sthan 3 mm.: u7 c: y) b! F
see:IEC 61347-2-13-2006-P21 or GB 19510.14-2009-P14 |
|