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本帖最后由 lxxcumt 于 2015-8-7 16:13 编辑 8 v+ X5 _; M X# N) A- s
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8.2.1 Connection to a separate power source
+ w* ]7 ?1 J @4 b) f4 {+ ?If ME EQUIPMENT is specified for connection to a separate power source, other than the SUPPLY3 _$ T8 w# `9 g; k8 Q3 O1 g
MAINS, either the separate power source shall be considered as part of the ME EQUIPMENT and0 E5 a$ f3 q& k8 [' w9 h1 @) r" q
all relevant requirements of this standard shall apply, or the combination shall be considered c4 B6 k1 @+ R& p! O) V y$ Z
as an ME SYSTEM. See also 7.2.5, 7.9.2.14, 5.5 f) and Clause 16.* d7 @: c. S! C
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来看supply mains 的定义:/ x( M; f8 d% Z) c
3.120
: _# M) _" C5 L+ ?% k* SUPPLY MAINS- \6 S* ^/ m* d% ^8 I0 A
source of electrical energy not forming part of ME EQUIPMENT or ME SYSTEM
6 q V1 ^0 V6 I) ^7 A9 E! Q8 X2 Z( LNOTE This also includes battery systems and converter systems in ambulances and the like.+ F3 ]4 k+ f9 f: o
" |8 H/ _3 ]# ~! u! a) B- c电池供电的:
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INTERNAL ELECTRICAL POWER SOURCE& j+ N- a, f3 ]4 Y
electrical power source for operating equipment that is a part of the equipment and which produces electrical current from some other form of energy EXAMPLE Chemical, mechanical, solar, or nuclear$ V; W5 z# K* ~& k7 J& A/ m
NOTE An INTERNAL ELECTRICAL POWER SOURCE can be inside the principal part of equipment, attached to the outside, or contained in a separate ENCLOSURE.
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( C0 z9 e- p9 ]0 h3 @5 }电池,适配器一般认为是ME的一部分,所以属于seperate power supply.: J3 \4 H" M O B9 Z8 V
`7 X* e9 v- ~$ x0 g! F4 |1 X. y总之一句话:认为是ME的一部分,或者和ME组成ME system的(比如一些单独的隔离变压器)都是属于seperate power supply.
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