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这台实验室电源有个露在外面的涂有黑色油漆的铝合金散热器,容易接触,温度超过限值。* r5 P: f, m; G- R5 R
IEC61010-1:2001标准如下说:
+ y2 r3 W( M' R1 l! L/ M( gIf easily touched heated surfaces are necessary for functional reasons, they are permitted to; u4 _+ C" u$ x, X$ Q
exceed the values of table 15 in NORMAL CONDITION and to exceed 105 °C in SINGLE FAULT, {- h) E5 i6 G" R* X; N2 N5 T c
CONDITION, provided that they are recognizable as such by appearance or function or are* @# [3 x3 q4 a) A& D$ a7 O
marked with symbol 13 of table 1 (see 5.2).
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$ p$ ~1 T* Q+ P4 [9 o我的问题:
# b4 K5 |3 X- Q3 O, M) N1。那么散热器露在机器外面散热属于功能原因哇?如果属于功能原因的话贴个高温标志就行了。
5 |& R: a/ q7 B2。这个铝合金散热器外表涂有一层较薄的黑色油漆,那么这个易接触的表面是不是就该属于非金属? |
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