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本帖最后由 lxxcumt 于 2015-8-7 16:13 编辑
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8.2.1 Connection to a separate power source
. V" [" m$ K6 n& q, o9 HIf ME EQUIPMENT is specified for connection to a separate power source, other than the SUPPLY
7 p; J$ G6 r2 D4 U. d* q9 hMAINS, either the separate power source shall be considered as part of the ME EQUIPMENT and
" k9 f) x% i$ [7 aall relevant requirements of this standard shall apply, or the combination shall be considered/ j$ e. X P8 P" m4 c- [
as an ME SYSTEM. See also 7.2.5, 7.9.2.14, 5.5 f) and Clause 16.# A, w! B8 w$ z7 h7 W. V
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来看supply mains 的定义:
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* SUPPLY MAINS% Y b Q! f4 s/ V
source of electrical energy not forming part of ME EQUIPMENT or ME SYSTEM " s& V: \/ C' N
NOTE This also includes battery systems and converter systems in ambulances and the like.
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电池供电的:) l2 ` P* {% a4 |8 m# Z1 V6 p
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INTERNAL ELECTRICAL POWER SOURCE
. O5 s) Y: _8 |9 A0 u2 y- Velectrical 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
0 v/ l) q1 `7 l3 R3 h+ H: [% ?0 LNOTE An INTERNAL ELECTRICAL POWER SOURCE can be inside the principal part of equipment, attached to the outside, or contained in a separate ENCLOSURE.4 i7 ~8 m! Y5 ^0 H* |
: W, F2 `9 U! S电池,适配器一般认为是ME的一部分,所以属于seperate power supply.
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" c3 Z; z2 P- T( X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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