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| DSH 4247 ^( J$ C2 T. |( ^7 [
e) D) [- ^5 H' S- C1 ` | Component ratings
+ a. H5 X& j5 u/ f5 t# e3 x h- V | 56.1 b)& w: L: z/ d5 {' ~
| 60601-1(ed.2);am1;am2
1 I) d H& }: ] |
9 ?+ U* L! t- W7 q' k& BStandard(s)- (year and edition):
0 d* Q4 S9 G( k" l8 o60601-1:1988 Ed.2 Am1+Am26 H/ ?: [, I4 [: p" L# _( f
Sub clause(s): 56.1 b)3 t7 ^- @& F% e5 ]/ g
Sheet n°: DSH-424
; }* @. Y, ]# }( }: ^Subject: Component ratings/ S; y T! \# [ e r7 i% g
Key words: Component, rating, requirement
& m* I7 L& A i. ]Confirmed by CTL at its 39th meeting, in Cologne
7 U" d0 Y9 X6 tQuestion:; Q, D# o! y6 x8 x. U. z) A
56.1 b) requires that ratings of components shall not conflict with the conditions of use in' n* N6 X* G! V. K9 K$ K6 q
EQUIPMENT. There are no requirements for components themselves to meet specific% M7 w: K( x. Z
standards which include the control of reliability.
9 R. ^, W0 F* i, s2 z/ t% ]; O' v1 gDecision:
" Y/ f7 ^' e" b2 _5 E% X5 E6 FIt is strongly recommended that components in the MAINS PART and in APPLIED PARTS
# A" Z3 L" q& U* _& E/ d2 A4 Qshould comply with recognised component standards, consistent with their use. The following
4 j, p& n: c5 W4 I6 uhierarchy of acceptable standards is suggested:* J& p, ]8 H" Z8 R w8 W
1. International standards (e.g. IEC, ISO etc.)- C" D* R# q3 Y$ y
2. National standards (e.g. BSI, DIN, UL etc.)
% f* P M* p/ D+ B$ M0 ?' ?- o# W/ n3. Component manufacturer standards, covered by suitable quality control procedures.
/ y7 v8 h, H/ D* r& Y6 sThe manufacturer’s tests and controls, supported by appropriate technical documentation.* ^- |+ N& {8 n, M
9 N8 Y3 \3 _$ F# N5 {/ R" A' Y- r. m0 V5 F8 L1 T! ? Q8 A5 p
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