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楼主 |
发表于 2009-2-26 16:16
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是21.11
+ W9 ]* l" v' n2 q$ s: t* @22.11 Non-detachable parts that protect against access to live parts, moisture or contact
5 }9 B1 O' `; A4 Iwith moving parts shall be fixed in a reliable manner and withstand the mechanical stress
5 a4 P; i$ l1 G6 P" G. Poccurring during normal use. Snap-in devices used for fixing such parts shall have an obvious( ^$ R4 h; v9 M- A; e, W/ n+ @
locked position. The fixing properties of snap-in devices used in parts that are likely to be
# M8 v- K @+ r1 E g( x/ bremoved during installation or servicing shall be reliable.
& U( `5 Z8 K H5 lCompliance is checked by the following tests.
9 i4 c- ~1 n) G8 f! u x; J8 v. M2 wParts that are likely to be removed during installation or servicing are disassembled and5 d& \1 j4 }8 ?/ D* S+ x. k# Q+ @
assembled 10 times before the test is carried out.
9 L2 P5 H2 v. O, QNOTE Servicing includes replacement of the supply cord.
\% a$ r7 l4 ], J# M7 PThe test is carried out at room temperature. However, if compliance may be affected by the
1 ?: [3 j+ O# R! q6 ]2 etemperature of the appliance, the test is also carried out immediately after it has been
7 m, E$ c* l ?2 j/ e1 _5 Aoperated under the conditions specified in clause 11." y8 Z7 ]$ u" G- O N0 A6 M
The test is applied to all parts that are likely to be detachable whether or not they are fixed by
; z- E$ I$ T! ]0 Q- s. @2 Lscrews, rivets or similar parts.! ~0 d! U7 R# W
force is applied without jerks for 10 s in the most unfavourable direction to parts likely to be, B5 |5 a. T9 I4 Z ?. l
weak. The force is as follows:2 p! ?7 T; H. q4 Z- v
– push force, 50 N;
/ C& m. @) w. r) r– pull force:8 E }# e# B$ G) e2 y& a6 @
if the shape of the part is such that the fingertips cannot easily slip off, 50 N;
; v, T. U A' n6 z/ b0 N. |) Y if the projection of the part that is gripped is less than 10 mm in the direction of
8 e" t4 i1 s7 y- X4 }, z8 P- d1 Uremoval, 30 N.
& h: g7 V: h, s) k% GThe push force is applied by test probe 11 of IEC 61032.
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但是标准上面哪个地方说了不能用胶水么?
0 b4 k. H5 _. o8 x谢谢 |
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