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EXAMPLE The dimensions of the symbol for class II construction shall be such that the
, H' w$ u+ H* l; e* w$ Flength of the sides of the outer square is about twice the length of the sides of the inner5 G4 ]4 P& c* |
square. The length of the sides of the outer square shall be not less than 5 mm, unless the
% |' n& }4 g* tlargest dimension of the controlgear does not exceed 15 cm, in which case the dimension of8 c. A2 _6 g6 W, Q9 ` ]4 I
the symbol may be reduced, but the length of the sides of the outer square shall be not less: Y! \4 U2 _6 a5 Q3 c7 u) S! g) k
than 3 mm.# L# l& `% a+ J& I: l
see:IEC 61347-2-13-2006-P21 or GB 19510.14-2009-P14 |
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