|
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。+ C! p& A7 k' _7 e/ ^$ m- D# `1 ]
IEC61010-1:2001标准如下说:- m$ h9 _# w$ m: n
If easily touched heated surfaces are necessary for functional reasons, they are permitted to9 L7 U# r6 o! h0 [* @& l$ B
exceed the values of table 15 in NORMAL CONDITION and to exceed 105 °C in SINGLE FAULT; S: v/ b. J% W$ g$ K- C
CONDITION, provided that they are recognizable as such by appearance or function or are8 c! z" V0 D8 v6 `$ Q3 O8 k: W2 P
marked with symbol 13 of table 1 (see 5.2).- R) j3 v, z. M* E; c2 l
! z) ~8 q9 j1 {! K7 t2 j* P, U
我的问题:% V, h& H, v0 a0 c
1。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。
2 Z2 a8 J" L1 s _7 L2 S2。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? |
|