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IEC60598-1:2008; E$ s7 L9 ~- q$ U, ?9 w! N
8.2.3 For protection against electric shock, the following additional requirements apply: O P% X3 _8 S; B* m
c) Class III luminaires may have exposed current carrying parts in the SELV circuit under the% S" H* S$ N5 C7 N) n7 \
following conditions.
( z; E; ^1 Q- l5 l6 ?3 C– For ordinary luminaires, the voltage under load does not exceed 25 V r.m.s. or 60 V
0 M, W" q. ]8 z3 X+ Cripple-free d.c. and where the voltage exceeds 25 V r.m.s. or 60 V d.c., the touch6 s* O+ i/ f) N& @, e8 P" i5 u# F
current does not exceed:% T, j5 s6 U2 D- Y
– for a.c.: 0,7 mA (peak);. ~2 t4 e/ d* N# l; f$ K
– for d.c.: 2,0 mA.
. C/ c; T5 H! `+ q7 Y& J: M4 t4 S– the no-load voltage does not exceed 35 V peak or 60 V ripple-free d.c.+ T3 X) j# `; w8 @( u/ i% {& O
If the voltages or currents exceed the values given above, at least one of the conductive
4 N6 M3 b/ b7 J9 `# q- K- N9 Sparts in the SELV circuit shall be insulated by insulation capable of withstanding a test
0 s( J4 d8 r: d U- A5 }3 h+ y+ Yvoltage of 500 V r.m.s. for 1 min.
5 _# ~' M, m6 \$ P/ V, q8 @– for luminaires which are other than ordinary, the nominal voltage does not exceed 12 V
6 k* V' B: ?1 Ir.m.s. or 30 V ripple-free d.c. |
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发表于 2012-9-3 14:00
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