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|  DSH 404- `& z; n- _- M/ L2 F8 n
/ d$ R ^- U7 G0 B3 y/ ]
| Enclosures and protective covers# ]2 E X+ {6 I: H6 h8 j, K+ ?
| 161 [) {/ g8 f8 v8 [8 }8 m
| 60601-1(ed.2);am1;am2
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Standard(s)- (year and edition):' n& {: C. m) ~5 T5 k
IEC 60601-1:1988 Ed.2 Am1+Am2* c' Q1 b* i2 p4 }# B
Sub clause(s): 16
( l7 w! a& I4 `/ jSheet n°: DSH-404: d0 ]) o2 y Z, n2 N
Subject: ENCLOSURES and PROTECTIVE COVERS
( [8 f5 o$ L6 r0 j+ z `Key words: ENCLOSURES, PROTECTIVE COVERS, SIP/SOP' S) X5 K& R5 |" a1 o2 f& R& w/ @# V
Confirmed by CTL at its 39th meeting, in Cologne
$ C$ u3 w7 t5 C- U9 u: C3 NQuestion:6 U- U3 x8 [: c* X7 y
In practice, many standard SIP/SOPs are constructed so that live parts of the SIP/SOPs are
$ `( ?' ~( B7 q. paccessible with the standard test finger or, alternatively, the air clearances and/or creepage
, K5 U0 K* e- Z6 udistances between these live parts and the standard test finger are too short. This means that" J$ F0 G/ t/ k4 w- j4 u/ {/ I
these live parts of SIP/SOPs are to be considered as part of the enclosure and therefore the
/ s8 J9 K$ e; O. E: Bcorresponding enclosure leakage currents shall be measured, and hence, many existing
/ A$ E8 D4 H4 qstandard SIP/SOPs fail to comply with the standard.7 f$ @+ I- s* s+ ^
Should, for instance, concession be granted for SIP/SOPs with accessible live parts with a
9 b. ]8 P3 x% t& x; x0 qvoltage (to earth) not exceeding 25V AC or 60V DC?
, _( w) S& ]% \& F' ~$ N& T+ N# eDecision:
( p1 F$ \4 L: y1 l+ j+ t! fInclude SIP/SOP in the list of sub-clause 16e)1.2 {& o$ l' _! {& ]; \- Q
Instructions for use must contain the warning given in 16a)5.) W [! S- V" R8 Y1 p0 e# m% a: m6 `
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发表于 2012-11-5 11:43
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