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没看过GB的, IEC 61347-1 以及 IEC 60598-1 都是满足下面2个条件一个就OK：
8 X# E; u! M, [- A" Q1. 25Vac or 60Vdc
" Y+ Z' r; w @( @2. 不满足1的条件就touch current 有要求." p1 b9 V1 k. l- |, s" f
最新版的598 还分了IP20灯具跟非IP20灯具,
- x! y3 G/ f& T9 N( L" H; W* J# a$ A非IP20 12AC or 30VDC
4 q* T% a6 L0 g9 B# s) v3 B10.4 Controlgears providing SELV may have accessible conductive parts in the SELV circuit;1 b: S6 X. [5 o2 t
if: the rated output voltage under load does not exceed 25 V r.m.s. or 60 V d.c. ripple free d.c.8 X' _ Q/ O/ m" ~
where the voltage exceeds 25 V r.m.s. or 60 V ripple free d.c., the touch current does not5 e4 b4 r# H7 l. m8 v
exceed:
) l7 Y3 r& r% Q f5 [9 j– for a.c.: 0,7 mA (peak);
8 Z6 }2 | P2 \# v" X2 e– for d.c.: 2,0 mA;
1 f: q) c* {' x) p– the no-load output does not exceed 35 V peak or 60 V ripple free d.c.
H- s* g$ a+ \- l) j/ v5 K1 M7 @- e1 U1 n9 U7 x" Y
c) SELV circuits may have exposed current carrying parts under the following conditions.4 T Z$ f, G* W @
– For ordinary luminaires:,
6 {' o# {/ s; o2 y• the voltage under load does not exceed 25 V r.m.s. or 60 V ripple-free d.c. and
2 C% p$ }1 ^& P, \) g4 y• the no-load voltage does not exceed 35 V peak or 60 V ripple-free d.c.2 \5 O% q& h. e, h9 K; @
where the voltage exceeds 25 V r.m.s. or 60 V d.c., the touch current does not exceed:" a; T- W9 I5 E' E" \
• for a.c.: 0,7 mA (peak);: d7 p0 b0 \8 T& W2 Y' \$ i9 l
• for d.c.: 2,0 mA.6 i8 |6 y. e. u, l% ^
If the voltages or currents exceed the values given above, at least one of the conductive
, K, G2 D' O2 I7 \' Y& `. p" {parts in the SELV circuit shall be insulated by insulation capable of withstanding a test0 V* v- _( D! d- M
voltage of 500 V r.m.s. for 1 min.
$ D3 X F/ o2 Y- V– For luminaires which are other than ordinary the nominal voltage (under load and under% V! i: q( i$ p8 p0 i8 e. A o
no load) does not exceed 12 V r.m.s. or 30 V ripple-free d.c.. When the luminaire is
* h2 H: k5 V! g! @6 r' copened for light source replacement, the voltage limits for ordinary luminaires are) W% }9 ?, V& _" [
applicable (for parts only accessible during maintenance) |
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发表于 2015-12-23 16:30
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