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qin.cq 发表于 2015-11-3 12:35 ) P0 K: J$ {% H U- f- W: x: L0 s
在IEC安规条款中是否有明确定义STEADY CONDITION1 q: m" h0 \9 @2 d# }) X3 A% ]' h! Y
如果没有明确定义,是否可以按个人意识来解释? 5 d4 P6 u0 q% U3 @& I* o3 l& T
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。! F5 ~! _& |% f
例:60335-2-24 ; v2 q7 ]3 N0 R
NOTE 101 Steady conditions are considered to be established when three successive readings of the$ W. i: U5 g; W7 y* j, ]+ e+ m
temperature, taken at approximately 60 min intervals, at the same point of any operating cycle, do not differ by more than 1 K.$ F- C% |" {1 |/ r, m7 t) _
例:60335-2-40
/ [; Y. z. q8 ?; ]6 G# Y4 [0 bWhen steady conditions are established, the air flow rate is reduced until it is just sufficient to
" E$ Z+ A: P6 W- ~$ G3 y2 p& V' H1 ^prevent a thermal cut out from operating.
) p& p" L' ~1 _" w" o特标也没有补充的,按照个人意识来理解吧 |
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