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标题: DSH 305 Protection against Mechanical Hazards [打印本页]
作者: 小米    时间: 2012-9-19 14:56
标题: DSH 305 Protection against Mechanical Hazards
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DSH 305  s  q7 `3 e1 M' W+ Q8 a
Protection against Mechanical Hazards
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61010-1(ed.1);am1;am2* Y! `. k- \' V) A( e: T

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Standard:7 Q+ a- W6 i4 \- Q7 R" _
IEC 61010-
) _( \4 L. \/ n3 U& ]1 |! v! f/ u1:1990+A1:1992+A2:1995
3 [) G# |7 F% ~7 s4 o. ?9 lSub clause:  |1 [% f0 w, d
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Sheet n. 305$ G6 ^' Z) u* h7 j/ O
Page 1(1)0 S" y! ^: G9 ^
Subject:
7 A  T0 m5 S6 U% {) o( U. ]% V1 [8 J/ GProtection against mechanical
  \6 A$ i" C/ q! d& g/ F+ S; j3 ohazards
, f' |  T, p9 x0 }& zKey words:" o/ J" a5 h/ Z/ x* M
- Fixed
8 j8 |5 G# b) e2 U5 v. B0 a# i" V$ F- Mounting& ?6 P$ W8 d3 S* |* E3 Y; g6 h. C7 p
Decision taken by* {" [1 o! J& @+ a2 m2 L; Y/ h8 {
ETF3 and confirmed- ^' H" @" s8 w4 ~0 l
by CTL at its 38th
" B  K+ J* r, H, q. w, U( C. qmeeting, in Toronto5 L3 y: g0 p% Y1 p. Z0 ^9 @/ w
Question:0 G, ]  v# B" L. S, `* ?" ^
What requirements are needed on fixing devices for wall mounting equipment?
' ]. p7 {" i! oDecision:, y, A5 l& V* \5 V6 |9 Y7 g0 y
No specific requirements are given in the standard, however, where a hazard could arise if a# V/ \* [; d, B& ^1 l6 T+ V0 ?
device becomes detached from its mounting, laboratories are performing a 4x loading test
/ }  Q3 k% h( B: Z) _applied vertically and/or horizontally as appropriate.
1 H6 g* p) g# i$ o. F' `0 N( hExplanation:
8 R1 U; ^$ s" v, FThere is no requirement to perform any test if analysis shows that no hazard can arise. The- H- v' a$ i# V; Q
use of the 4x loading test is in line with other IEC documents (eg IEC 60601).5 Y& w, m$ Y0 \: ~+ ^) ~* W0 v

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