DSH 388 Characteristics of user available ports

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IEC60335试验指甲

DSH 388 ( M. K  ~/ z5 o6 w 3 L# E& |5 x  m4 F# N' v

Characteristics of user available ports - ]; I0 E$ I) ]) p6 w; X

2 and 4

60950(ed.2);am1-am4 & 60950(ed.3) ( d8 K$ g( n8 A1 N

Standard: IEC 60950 (1991) 2nd ed.,
2 `1 |4 U$ b0 t5 x" v0 \( iAmdts.1(1992), 2(1993), 3(1995),
4 g/ U9 V% w: o% R4(1996); IEC 60950 (1991) 3rd ed.
. |4 W4 R2 v4 |8 x; gSub clause:
2. and 4
Sheet n. 388
& B, I8 }& Q4 xPage 1 (1)
" L) |; a2 Q# r4 bSubject:
& d2 Z" w- c) s  _Characteristics of user
available ports
' |7 m& `- f, y% S( w  G( ~Key words:
User available ports
8 U# _- {: @: q4 D, S3 O6 X- M4 `Decision confirmed
2 H% G* }/ ~1 B* N  _& X5 `: Oat CTL 38th meeting
Question:
Should all user-available ports (e.g. serial, parallel, USB and similar intended for use with
2 v3 S; ?1 k/ gstandard accessory cables) be evaluated for compliance with electrical shock, energy or fire
hazard even when the live ports of the connector are otherwise not accessible?
Decision:
( U1 |+ s! f& p& s* uEvaluate all user-available ports (e.g. serial, parallel, USB and similar intended for use with
standard accessory cables) for compliance with electrical shock, energy or fire hazards even
4 J& h6 W% F- F' Swhen the live parts of the connector are not accessible.
4 R9 P) N; ]( p! {8 ^6 c6 o5 Q