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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8 U2 _: q& `& ]6 E! V2 ]3 N
7.2.11 Mode of operation
Q$ q% M& k! l2 u8 Z8 x; xIf no marking is provided, ME EQUIPMENT is assumed to be suitable for CONTINUOUS OPERATION.
* S( A- A" c# |6 ?. U0 q) k* w, vFor ME EQUIPMENT intended for non-CONTINUOUS OPERATION, the DUTY CYCLE shall be indicated
, K' [! M2 `; {4 {using an appropriate marking giving the maximum activation (on) time and the minimum
+ C" M0 a: b1 ^' n! g6 odeactivation (off) time.9 Z' l" ^4 t- M3 ^4 H
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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) T5 m6 @8 q+ e5 h. `3 I以上个人看法,欢迎同行指教! |
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