|
这个是60065 9.1.1.2章节内容/ E I* O7 w }& u3 n8 {* T
9.1.1.2 Determination of ACCESSIBLE parts
( i+ @- Q: j, R5 K- E) lIn order to determine whether a HAZARDOUS LIVE part is ACCESSIBLE, the jointed test finger6 u% I' Q3 t1 I$ i& C. e2 T
according to test probe B of IEC 61032, is pushed against the enclosure or inserted through
: I0 D2 ]4 h: y' t! U3 ^any openings of the enclosure, including openings in the bottom, without appreciable force.% x' Y( G' c. {, F, p' r
Through openings, the test finger is applied to any depth that the finger will permit and- `) s1 A% b8 J; @
is rotated or angled before, during and after insertion to any position. If the opening does$ `& |; W# y: ]8 R6 N
not allow the entry of the finger, the force on the finger in the straight position is increased to
, k; A; n8 W2 s, I* L4 N20 N ± 2 N and the test repeated with the finger in angled position.1 T" o. |, Y3 d8 h/ N0 _
The test is repeated using small finger probes according to test probes 18 and 19 of- l: T9 j( h# _( V8 u
IEC 61032. This does not apply if the intended conditions of use prevent the apparatus from
4 \. Y8 x3 R* [7 Zbeing accessed by children.0 g" N/ H7 x" C+ m7 X
Conductive parts, covered only by lacquer, solvent-based enamel, ordinary paper, untreated7 x, S) l& g: `9 F/ q: Q
textile, oxide films or beads are considered to be bare.
+ h& N7 @* ?3 G+ T$ f0 yMoving parts of loudspeaker systems, such as dust caps or cones of drivers or passive) I3 w/ @/ F4 v
radiators, are not regarded as preventing accessibility.
$ V; T) x) s1 n9 |( c$ E* P4 z
一般整改方案,可以在喇叭开孔用金属片挡住,test probe B of IEC 61032,test probes 18 and 19 of
( m# i7 o* {2 E& S; N: vIEC 61032探不到危险带电体就OK。 |
|