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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,
9 O: b" }3 Q5 B. k& x# C1 N5.3.4 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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; w$ e& B- ]# l下面是 EN454 5.3的全文
2 ~$ {3 n O8 j8 V2 l. }3 b. p5.3 Electrical hazards |) n- X# R# {8 Q/ A8 V) h
5.3.1 General
b2 A& d0 N1 tElectrical equipment – for example switches – that may be exposed to water, e.g. during cleaning, shall be
( U( @2 o. E) V7 `/ fprotected to an appropriate IP-rating according to EN 60529 and EN 60204-1.
2 k& W1 ]. V. s+ ?' E1 yThe electrical equipment shall comply with EN 60204-1, with the following requirements given in 5.3.2, 5.3.3,; n/ o2 c( N, F5 y
5.3.4 and 5.3.5.
" r. W. L2 w- s, e. @; E8 b5.3.2 Safety requirements related to electromagnetic phenomena
$ O: q( \' d6 QThe machines shall have sufficient immunity to electromagnetic disturbances to enable them to operate safely
* t+ y1 x. m! s7 y8 y7 fas intended and not fail to danger when exposed to the levels and types of disturbances for the intended use. K+ G1 {& z' X# j+ m$ V4 Z
of the machine (see EN 61000-6-1).
' {- c: Z: f! Z& l8 o; U( z) CThe manufacturer of the machines shall design, install and wire the equipment and sub-assemblies taking into
" s) H2 i* C# Y$ Z# |" p% Aaccount the recommendations of the suppliers of these sub-assemblies.( b1 m& S. B: z5 w8 B* f! i' [
5.3.3 Protection against electric shock2 E- f# u- k, b# t
The electrical equipment shall comply with EN 60204-1:2006, Clause 6.
5 ^ w- k3 t$ X$ l; J$ e( T5.3.4 Power circuits
; {) N3 C/ u8 ?6 u: G8 lDevices for detection and interruption of over-current shall be applied to each live conductor in compliance
( [2 S- _6 j5 K) P8 hwith EN 60204-1:2006, 7.2.3. In case of single phase machines, no such device is required for the earthed
1 H7 I, B$ W$ j1 h. K2 y8 I: yneutral conductor.& m% r/ l, ]1 y$ p3 k- { \3 I% a
5.3.5 Protection against earth faults in control circuits. o. h* x _) F! F0 _
For machinery supplied from a single-phase conductor and an earthed neutral conductor the single pole( c6 \2 t- J9 d" ]8 v6 V
interruption shall be in the phase conductor (see EN 60204-1:2006, 9.4.3.1).
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