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qin.cq 发表于 2015-11-3 12:35
! s( u( h2 a, ~9 a/ k Z$ ^在IEC安规条款中是否有明确定义STEADY CONDITION/ N9 V6 J; T6 a% Z4 a8 Z: E
如果没有明确定义,是否可以按个人意识来解释? 8 z% O, d9 m; i& ~; U" S# |- c( `
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。
/ p6 {* M8 M* `8 u- D( [例:60335-2-24 / U- u$ o7 Z) C& I* ?# X
NOTE 101 Steady conditions are considered to be established when three successive readings of the
" {( t& T! R8 g4 y" L4 R+ ~7 Ttemperature, taken at approximately 60 min intervals, at the same point of any operating cycle, do not differ by more than 1 K." x+ s$ H/ z* X0 `! u D0 o O3 V8 c) X
例:60335-2-40/ r3 N; |. e0 X) K' U. p
When steady conditions are established, the air flow rate is reduced until it is just sufficient to
: N' T# w. T- M; I" q# ]5 Kprevent a thermal cut out from operating.; s% a3 \) F- `; d- d
特标也没有补充的,按照个人意识来理解吧 |
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