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第二版本中共五种划分,后四种可以合并成一个非连续性特征,应该说第三版定义更加严谨点,见下面条款( T8 U/ p: D* e/ B+ `
7.2.11 Mode of operation
1 h0 v& }9 g* XIf no marking is provided, ME EQUIPMENT is assumed to be suitable for CONTINUOUS OPERATION.
) {2 W1 {+ C5 ^0 rFor ME EQUIPMENT intended for non-CONTINUOUS OPERATION, the DUTY CYCLE shall be indicated# S$ R& {$ U6 W2 I
using an appropriate marking giving the maximum activation (on) time and the minimum
2 t# @, C3 p' f, y& {deactivation (off) time.+ ~: z& R9 l/ P. a7 e
从某个角度来看,绝大部分设备划分到非连续性,而这点从安全角度考虑,就必需给出最大工作周期,而这个周期是根据产品安全特性来作出决定的.
( |) l6 F8 h) E; o* a" W9 `2 Q* o3 i% `
以上个人看法,欢迎同行指教! |
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