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EN 60598-2-20 Clause 20.6.4 中有这样写到:
# {5 Y& K( T8 H. i/ e0 o# R) o1 f8 H20.6.14 Sealed lighting chains shall have adequate mechanical strength.9 v. l- l+ B0 O- E1 I
a) A pull of 60 N, the stress being applied to the ends of the pipe, without jerks, for 1 min.
9 _1 d* L% @/ q( }' W# yb) A torque of O, 15 Nm, the stress being applied to the ends of the pipe in the most unfavourable direction (alternatively in cases of doubt) without jerks for 1 min. 8 w+ c3 d& U4 n! a3 w$ j! {/ G6 D, d8 Y
我觉得可以用上面a) 的方法实验一下。 |
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