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5.2.10 Luminaires provided with or designed for use with non-detachable flexible cables or 4 w8 |; o: A# U( W5 J
cords shall have a cord anchorage such that the conductors are relieved from strain, including ; m6 Z1 R' b4 ?+ m
twisting, where they are connected to the terminals, and such that their covering is protected $ u2 k7 f6 c# D
from abrasion. It shall be clear how the relief from strain and the prevention of twisting is 5 d2 q6 c" r/ ~. \+ W
intended to be effected. For luminaires supplied without a cable or cord, suitable test cables or % M O0 `! L! {# g H" g! f
cords of the largest and smallest sizes recommended by the luminaire manufacturer shall be
% h8 O7 f6 k n5 e( C8 j+ }used for the tests.
' v2 _- ?% a1 {! _: ^- ]It shall not be possible to push the flexible cable or cord into the luminaire to such an extent " ?+ R. R( _5 P& Q
that the cable or cord is subjected to undue mechanical or thermal stress. Methods such as
: b5 Z+ ]& _ y7 [& Ztying the cable or cord into a knot or tying the ends with string shall not be used. % x' z# T3 w, f3 M( }- k9 W
Cord anchorage shall be of insulating material or be provided with a fixed insulating lining if an
0 i2 `- n d l* ]! ]insulation fault on the cable or cord could make accessible metal parts live. |
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