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qin.cq 发表于 2015-11-3 12:35 5 i6 o$ V6 y/ l4 y) u( }
在IEC安规条款中是否有明确定义STEADY CONDITION
( O( q5 F2 }/ p+ ]如果没有明确定义,是否可以按个人意识来解释?
3 M; x: S6 g3 c! X6 sIEC 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。
4 G: X I/ S2 C: t: n) ]$ c例:60335-2-24 6 v8 i& s0 _$ A5 b
NOTE 101 Steady conditions are considered to be established when three successive readings of the
6 \+ J6 b5 g0 A/ ~; T4 U8 Atemperature, taken at approximately 60 min intervals, at the same point of any operating cycle, do not differ by more than 1 K.8 H+ a- P5 L) c8 |( v( M# d
例:60335-2-40* R/ }" \( C7 t! U, g
When steady conditions are established, the air flow rate is reduced until it is just sufficient to0 }8 W& f% d _0 P
prevent a thermal cut out from operating.. C5 V4 }6 O' r, j. W$ Y
特标也没有补充的,按照个人意识来理解吧 |
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