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fasten 发表于 2018-5-13 20:39
, {. o* q/ c( u* g) ^, F8 ]6.14 Grounding and bonding
6 W/ C6 a! H* f, p7 s& U6.14.1 General
' D# A# `, l. F2 c) n6.14.1.1 Non-current-carrying metal parts and metallized ...
; ^& ]8 n, Z; z: I! i" f再摘录EN60598来看,要求几乎类似:0 M% w( e9 h' \ U7 n! l) D
7.2 Provision for earthing
{8 s) o4 {4 u* D7.2.1 Metal parts of class I luminaires which are accessible when the luminaire has been3 c j: h: c. R7 K0 o( @
mounted, or is opened for replacement of a replaceable light source or replaceable starter or
5 P* n: Z. J4 t0 Wfor cleaning purposes, and which may become live in the event of an insulation fault, shall be" b, ?, L; W$ m& b2 N& L! o: P% _
permanently and reliably connected to an earthing terminal or earthing contact.
; F! X4 X B8 O) J; d0 ?Metal parts screened from live parts by metal parts which are connected to the earthing
- e; G; `) ~8 [9 @5 T" N+ Yterminal or earthing contact, and metal parts separated from live parts by double insulation or3 a* c/ ]3 p2 A0 |
by reinforced insulation, are not, for the purpose of this requirement, regarded as likely to; m6 B$ Y* C Z
become live in the event of an insulation fault.7 m: V. @- V: X1 [+ O) n- f. D1 ~
! U, B9 }, I* r2 G/ a; B/ [0 d& \# U
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