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标准有说的:9 n. i+ p' D2 @+ j
9.2第6段:% m8 ~$ Z& D8 q4 X) {7 L# z7 ]: z; X
Luminaires shall be mounted and wired as in normal use and placed in the most unfavourable( ^+ J y* h: T9 o
position, complete with their protective translucent covers, if any, for the tests of 9.2.0 to 9.2.9.) i5 X5 B) J5 o1 @+ _) s* M
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另外,对于起防水作用的螺旋盖:
2 w$ Q7 {# ^5 E8 v; eScrewed lids shall be tightened with a torque having a value in newton metres numerically. R n0 Y9 Q1 b4 @* d7 V
equal to one-tenth of the nominal diameter of the screw thread in millimetres. Screws fixing
6 V8 g7 e5 F, o# u4 Aother caps shall be tightened with a torque equal to two-thirds of that specified in Table 4.1.3 a- U5 j7 Z5 f1 m
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