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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2 a, S) c9 R% ~1 B. x3 j& J9 V
7.2.11 Mode of operation! {' O' Z/ ^- m2 }- n" X3 ~
If no marking is provided, ME EQUIPMENT is assumed to be suitable for CONTINUOUS OPERATION.
& ` S. A# e3 k1 N L0 FFor ME EQUIPMENT intended for non-CONTINUOUS OPERATION, the DUTY CYCLE shall be indicated
9 _9 R8 H* V! L& [6 a. b4 V1 ausing an appropriate marking giving the maximum activation (on) time and the minimum9 F, h7 I _, D8 Q/ z
deactivation (off) time.
7 u5 q1 w% `4 v) T' x/ g: {( x. n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.
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& X- T; J$ h" Z# o$ h) h以上个人看法,欢迎同行指教! |
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