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EN 60598-1:
5 [6 k _; w+ a: f0 GThe sample is mounted or supported as in normal use on a rigid wooden board, cable entries
7 r$ ]9 d0 A# ?7 [% obeing left open, knockouts opened, and cover-fixing and similar screws tightened with a torque/ _1 y2 R5 H y9 c
equal to two-thirds of that specified in Table 4.1.
" k/ F& P! c* \. w+ w# @( N4 ~$ ?" E* C& PThree blows shall be applied to the point which is likely to be the weakest, paying special4 l" ^( Z# T* I" E% y# P( c% I
attention to insulating material enclosing live parts and to bushings of insulating material, if V. I* q' O9 w& l- o; _
any. Additional samples may be necessary to find the weakest point; in case of doubt, the test$ z8 z' F3 U% n# U c" e. \
shall be repeated on a fresh sample to which three blows only are applied. |
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