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如何理解5.3.1？ The electrical equipment shall comply with EN 60204-1, with the following requirements given in 5.3.2, 5.3.3,: b. Q% W* l: G& C/ G
5.3.4 and 5.3.5.，是产品必须符合EN 60204-1,然后还必须符合5.3.2, 5.3.3,5.3.4 and 5.3.5. ，还是必须符合EN 60204-1的5.3.2, 5.3.3,5.3.4 and 5.3.5的要求的那一部分？今天感到很凌乱啊！
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, j0 m$ n# _8 d下面是 EN454 5.3的全文7 O( n" M' b) @* \5 d2 Q S
5.3 Electrical hazards
O B, P& u! \5.3.1 General8 C, Q9 w3 h5 ?0 n1 b: d
Electrical equipment – for example switches – that may be exposed to water, e.g. during cleaning, shall be
$ A" k9 U# y6 j1 iprotected to an appropriate IP-rating according to EN 60529 and EN 60204-1.4 V9 T4 u# B9 K/ a0 E
The electrical equipment shall comply with EN 60204-1, with the following requirements given in 5.3.2, 5.3.3,
# Y4 ]2 M( L D; M) @( @& o5.3.4 and 5.3.5.- s0 _. o( l) `" N5 c7 p5 Q
5.3.2 Safety requirements related to electromagnetic phenomena
$ a( q" Q3 Y* N3 p3 ]# g, A5 H0 sThe machines shall have sufficient immunity to electromagnetic disturbances to enable them to operate safely3 j( X" E4 Z# Y5 C2 z! h
as intended and not fail to danger when exposed to the levels and types of disturbances for the intended use( @+ C' h* I( P, Z N2 H1 [* k
of the machine (see EN 61000-6-1).( ^! Y2 |/ V& h+ ~9 J4 L! o u
The manufacturer of the machines shall design, install and wire the equipment and sub-assemblies taking into9 e( M+ N! U1 J& A! e" s v, U
account the recommendations of the suppliers of these sub-assemblies.' }, X& v# C7 ?4 T
5.3.3 Protection against electric shock
, Y4 V: B' g0 S3 Q8 C; d6 @0 a7 gThe electrical equipment shall comply with EN 60204-1:2006, Clause 6.: O' d% r% B% a8 R, X2 q
5.3.4 Power circuits
, ?2 j: o, [2 {- h; b+ P9 XDevices for detection and interruption of over-current shall be applied to each live conductor in compliance$ g8 |4 @( u& E: d' E3 ^ ]* ~
with EN 60204-1:2006, 7.2.3. In case of single phase machines, no such device is required for the earthed
8 Z! o U O* e7 _3 h, qneutral conductor.
9 n/ C; q2 W$ P- \3 i* G5.3.5 Protection against earth faults in control circuits
) D; Y& Y2 Y& Q `/ pFor machinery supplied from a single-phase conductor and an earthed neutral conductor the single pole8 R! Z6 e" x8 O: P
interruption shall be in the phase conductor (see EN 60204-1:2006, 9.4.3.1).# N# n q% a- Y W+ G% y
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发表于 2018-3-21 15:40
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