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|  DSH 424
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$ Y. z9 T0 V# k1 o% w4 f | Component ratings
% G/ \- W6 b) A e+ m | 56.1 b)9 F7 Y# f, V# ?1 h% ^
| 60601-1(ed.2);am1;am2
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Standard(s)- (year and edition):
C* H4 t( B; R( B; O) R7 f60601-1:1988 Ed.2 Am1+Am2# T6 D* V7 s6 o4 R- _- j# q1 G
Sub clause(s): 56.1 b)
" l9 R( W1 N+ U! P4 d* zSheet n°: DSH-424) k0 H2 K; j4 d X$ K9 f1 E
Subject: Component ratings3 |5 h p( M2 g- e/ f/ w
Key words: Component, rating, requirement# F+ T' _) c" b0 m7 f1 z
Confirmed by CTL at its 39th meeting, in Cologne5 U' R/ [. m3 w# \
Question:- m. c) G0 g; M* o$ ?0 \
56.1 b) requires that ratings of components shall not conflict with the conditions of use in, p: R8 z3 y' O/ g" D
EQUIPMENT. There are no requirements for components themselves to meet specific1 L# Q l/ A5 A3 W
standards which include the control of reliability.
/ X( A' r: V( v d) T z; t) kDecision:
8 v: [8 \. ]0 B) x' ^It is strongly recommended that components in the MAINS PART and in APPLIED PARTS! M3 ~. `; k b6 ]
should comply with recognised component standards, consistent with their use. The following3 C$ ^: H( ]5 b. h8 r
hierarchy of acceptable standards is suggested:- r/ Z9 Q8 C$ N. s. ~$ r
1. International standards (e.g. IEC, ISO etc.)2 Z, `1 a0 Q7 i, }0 S% g
2. National standards (e.g. BSI, DIN, UL etc.)
1 D+ U' F d( g# x+ n4 H3. Component manufacturer standards, covered by suitable quality control procedures.
. X8 C& @7 r7 W A" E3 F2 dThe manufacturer’s tests and controls, supported by appropriate technical documentation.' r& i' u; F' D: i
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