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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, 5.3.3,2 I% u! e0 ` q7 q1 ?
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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下面是 EN454 5.3的全文7 s. m$ B/ M2 k$ N' ]
5.3 Electrical hazards
+ h" J5 T6 `! [ l2 b4 t5.3.1 General' P$ G+ N! W0 q! {
Electrical equipment – for example switches – that may be exposed to water, e.g. during cleaning, shall be: A4 |; @- r3 `# w$ T7 k
protected to an appropriate IP-rating according to EN 60529 and EN 60204-1.7 O! ?; u1 e5 s: v# q) l1 m3 p
The electrical equipment shall comply with EN 60204-1, with the following requirements given in 5.3.2, 5.3.3,! X/ G/ o" M2 k( G7 s3 l+ N- |: F
5.3.4 and 5.3.5.
1 Z0 K# X7 p+ w2 X5.3.2 Safety requirements related to electromagnetic phenomena) T: E. ^6 T- \8 n. p- n4 b7 @; o
The machines shall have sufficient immunity to electromagnetic disturbances to enable them to operate safely9 a1 p4 p. ?! z" Z0 K
as intended and not fail to danger when exposed to the levels and types of disturbances for the intended use
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The manufacturer of the machines shall design, install and wire the equipment and sub-assemblies taking into
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1 k* w U6 q' N6 y Q5.3.3 Protection against electric shock: L% u4 k) j2 {9 N0 E
The electrical equipment shall comply with EN 60204-1:2006, Clause 6.
% H5 J* }3 r8 T3 ?5.3.4 Power circuits
- ^3 {+ f6 a; n& W5 c% m) CDevices for detection and interruption of over-current shall be applied to each live conductor in compliance$ ~: z# x* K8 w: [+ {
with EN 60204-1:2006, 7.2.3. In case of single phase machines, no such device is required for the earthed
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5.3.5 Protection against earth faults in control circuits
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interruption shall be in the phase conductor (see EN 60204-1:2006, 9.4.3.1).
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发表于 2018-3-21 15:40
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