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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
% j% _2 b7 u0 F ~; i% C- I. y- T, }7.2.11 Mode of operation
0 n5 a6 ]- _! i: } f( o% XIf no marking is provided, ME EQUIPMENT is assumed to be suitable for CONTINUOUS OPERATION.
( A4 D6 T( v# s0 f3 }+ k$ \For ME EQUIPMENT intended for non-CONTINUOUS OPERATION, the DUTY CYCLE shall be indicated( X7 e" r. }, V H g0 X* A0 I- r
using an appropriate marking giving the maximum activation (on) time and the minimum
( @" ~' \: z/ W cdeactivation (off) time.
5 j% P( A3 s7 a3 L! R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.( m5 l7 N: S+ |8 F
" `0 ^8 Q. Q6 D
以上个人看法,欢迎同行指教! |
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