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一个类似搅拌机的器具,搅拌咖啡粉,使咖啡粉从容器中流出来。& _5 i R8 H" j9 V5 K
产品里面有一个电源,给DC马达和控制电路供电使用。电源板的正反面见图,
! e7 o! r' q d, zUL982中CL 19.4 The spacing between wiring terminals (see 12.2.1) of opposite polarity, and the spacing between a! q0 D4 u# v8 E6 i H1 P, O8 j% X% v
wiring terminal and any other uninsulated metal part (dead or alive) not of the same polarity, shall not be
& {! n- [! K2 Hless than 1/4 inch (6.4 mm) between terminals and other uninsulated metal parts not always of the same% P7 R5 f) `7 E1 f& M! T, G
polarity (applies to the sum of the spacings involved where an isolated dead part is interposed).
9 f( ^9 E; m8 d4 o5 L% b是不是说初次级之间要满足6.4mm的电气间隙or爬电距离?. O% v, v: { I5 U1 v2 i5 Z
另外,60335中对于保护阻抗要两个Y电容,UL982中电源会有这个要求吗?关于这个电源有哪些要注意的地方请 各位指点下?
/ G7 p% y" J& Y% k该产品做的是UL 982.
0 o2 s! }( X1 v4 }, Z- x5 ~" f7 l请各位该收指点!* G- t# T+ r+ p; t" c
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