Enclosures and protective covers* a5 x1 ^) _ p3 z5 p$ q* m
16! Y( P+ P, [) ~* @
60601-1(ed.2);am1;am2 ) V; a& w3 k4 D( p7 f+ ]
- _7 J8 I" H# H* t m8 I* YStandard(s)- (year and edition): i% ~! v O d1 [& m6 {
IEC 60601-1:1988 Ed.2 Am1+Am2 * s& B# _' d0 Y1 kSub clause(s): 16 ( Q9 A* M" y4 ~0 G) @Sheet n°: DSH-404" c: P! H- E; w: }6 I, L- l/ o
Subject: ENCLOSURES and PROTECTIVE COVERS, d7 \" G# `' H3 Z/ g8 X" p& \$ v
Key words: ENCLOSURES, PROTECTIVE COVERS, SIP/SOP 1 ]2 s4 c8 `7 n. i( k4 mConfirmed by CTL at its 39th meeting, in Cologne2 U) K5 H( q; M) O* @0 b, [% k
Question: / @0 y8 J: w3 jIn practice, many standard SIP/SOPs are constructed so that live parts of the SIP/SOPs are - r2 c! u5 ?8 W; _& W l4 P1 baccessible with the standard test finger or, alternatively, the air clearances and/or creepage# Z- \( \* M8 [9 ^4 r
distances between these live parts and the standard test finger are too short. This means that7 c% N) ?1 @' M6 ~" `7 `1 j0 p
these live parts of SIP/SOPs are to be considered as part of the enclosure and therefore the ( |/ F: N$ H k" R& a8 n# Q. d. jcorresponding enclosure leakage currents shall be measured, and hence, many existing& u# y3 |* O* P: w2 @
standard SIP/SOPs fail to comply with the standard.9 U/ y4 m8 f; K$ ~& O$ ]! \
Should, for instance, concession be granted for SIP/SOPs with accessible live parts with a$ R9 ]0 Y' Y$ y1 T7 K9 p- g
voltage (to earth) not exceeding 25V AC or 60V DC? 6 a) p I* [ u1 f! I6 |# _' ]2 gDecision:* J6 j& o: T( e# O3 p
Include SIP/SOP in the list of sub-clause 16e)1. : i3 f+ u8 x1 p, vInstructions for use must contain the warning given in 16a)5. [- D+ V& u# U I, e; [9 w7 r 9 M$ d5 v0 z( M z& ]& k# p[attach]77104[/attach] 3 s/ g' u8 K6 d# Z