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qin.cq 发表于 2015-11-3 12:35
6 \3 E4 v e+ C, K1 v7 F在IEC安规条款中是否有明确定义STEADY CONDITION0 S2 H1 t1 j7 ` ~( S
如果没有明确定义,是否可以按个人意识来解释?
+ C2 Z+ D+ d$ e) Y5 G$ w! O. G0 lIEC 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。- G) I' l) Q' V* T! n* w
例:60335-2-24 , [; k8 V, }% P; U8 b ]
NOTE 101 Steady conditions are considered to be established when three successive readings of the
$ \* B. n3 k' ]2 Z+ t6 R/ S7 m5 y$ ]temperature, taken at approximately 60 min intervals, at the same point of any operating cycle, do not differ by more than 1 K.
& T$ W# q) S) p例:60335-2-40
% V' q% N5 L$ D! h$ L$ p% y8 oWhen steady conditions are established, the air flow rate is reduced until it is just sufficient to
: d, z0 f T! }% X# {9 Q% E3 Aprevent a thermal cut out from operating.
! _; j2 K6 P) S% Q8 X: ?特标也没有补充的,按照个人意识来理解吧 |
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