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8 L3 m8 u# G9 h# Y5 @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, 5.3.3,0 A Z6 v& ~ M# T
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!8 G4 Y' y2 _2 _5 S% [
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( T8 i" @" {$ F' a下面是 EN454 5.3的全文1 B- z0 v% N2 b& A
5.3 Electrical hazards$ t; d* Z- O1 W8 P, I
5.3.1 General9 x" W! f' ~) O9 M; r6 h0 ]0 G9 J( a
Electrical equipment – for example switches – that may be exposed to water, e.g. during cleaning, shall be% U% V) S% w6 Q* O9 i' u: t) j
protected to an appropriate IP-rating according to EN 60529 and EN 60204-1.
4 H9 c S8 t4 l. d8 n! w' fThe electrical equipment shall comply with EN 60204-1, with the following requirements given in 5.3.2, 5.3.3, J! [1 [4 J7 v- a0 v6 r
5.3.4 and 5.3.5.
* d1 v! U( D- N- m5.3.2 Safety requirements related to electromagnetic phenomena
( H. s; h% M7 G9 T: r) f. T9 S, OThe machines shall have sufficient immunity to electromagnetic disturbances to enable them to operate safely
7 S# s) [. z4 \2 f. `% C' uas intended and not fail to danger when exposed to the levels and types of disturbances for the intended use M8 C" h8 T$ Z1 f9 }
of the machine (see EN 61000-6-1).* P& y- L1 z3 s
The manufacturer of the machines shall design, install and wire the equipment and sub-assemblies taking into
+ N/ n- @- r' K. \account the recommendations of the suppliers of these sub-assemblies.9 p1 c0 t+ _5 c6 O6 h, w
5.3.3 Protection against electric shock
: {( ?+ i! B( k( D! ~( U2 XThe electrical equipment shall comply with EN 60204-1:2006, Clause 6.
3 g' X- X& x( s! d2 s' K5.3.4 Power circuits6 u; f, |! r$ A' C9 r3 t
Devices for detection and interruption of over-current shall be applied to each live conductor in compliance
' a0 v7 { \* H4 D5 Gwith EN 60204-1:2006, 7.2.3. In case of single phase machines, no such device is required for the earthed
$ [8 X( F, y( H: a: f( X3 k# P7 ineutral conductor.
( F( x( Y# l( R7 Y! g* r5.3.5 Protection against earth faults in control circuits
9 s* m5 E& d$ }For machinery supplied from a single-phase conductor and an earthed neutral conductor the single pole
5 }9 M1 R( n2 {7 i Z6 ]interruption shall be in the phase conductor (see EN 60204-1:2006, 9.4.3.1).
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