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qin.cq 发表于 2015-11-3 12:35 
8 I3 S/ U1 j- U' b在IEC安规条款中是否有明确定义STEADY CONDITION1 j8 _& y% ]* E. J9 Q
如果没有明确定义,是否可以按个人意识来解释? ( E/ q2 T, A, n
IEC 60335-1 Steady Condition 确实不是定义,但部分特标里会对这个词加以补充。. N, x8 R/ x; S, ]
例:60335-2-24 9 X6 ^" J4 y7 d1 S, y$ [
NOTE 101 Steady conditions are considered to be established when three successive readings of the' E: u& e v, D% w/ W
temperature, taken at approximately 60 min intervals, at the same point of any operating cycle, do not differ by more than 1 K.- i+ Q8 u& o! z) y5 |) B5 }9 U- o
例:60335-2-40
/ b/ Q8 I: t% N4 v. yWhen steady conditions are established, the air flow rate is reduced until it is just sufficient to
e ?3 ^% q( t# t9 ^; Vprevent a thermal cut out from operating.
- B2 m- U9 X1 h5 _特标也没有补充的,按照个人意识来理解吧 |
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