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"配套的变压器防护等级是IP44,所以整灯防护等级只能是IP44" 请问变压器是外置的吧, 若是则这个判定是正确的. 因为在EN60598-1中有以下说明." Z; x4 u8 g3 b4 {: Z
9.2 Tests for ingress of dust, solid objects and moisture
! X* `8 [+ u1 H& V2 c! o: W; PThe enclosure of a luminaire shall provide the degree of protection against ingress of dust,* M: ~: o1 n% Q3 j$ q
solid objects and moisture in accordance with the classification of the luminaire and the IP
5 t9 q9 B- z6 w/ h$ k: knumber marked on the luminaire., A; @2 c+ F8 J; N; I
NOTE The tests for the ingress of dust, solid objects and moisture specified in this standard are not all identical to
1 R% v9 a. k( O# Ethe tests in IEC 60529 because of the technical characteristics of luminaires. An explanation of the IP numbering6 Z% Z5 X p7 m' A& W' o: u" B- X
system is given in Annex J.
1 Z9 C+ O4 r+ W* ], CCompliance is checked by the appropriate tests specified in 9.2.0 to 9.2.9, and for other IP
& L2 m8 O0 ^9 A6 u& n( f- {' r. hratings by the appropriate tests specified in IEC 60529.3 j: N8 L/ ]! T0 K+ a8 I; S
Before the tests for second characteristic numeral, with the exception of IPX8, the luminaire
, _0 R7 z$ i% T D- e+ U! z5 m. H% Ycomplete with lamp(s) shall be switched on and brought to a stable operating temperature at! F) Y) J& W/ \( s n
rated voltage.
8 n3 u8 n: K8 @5 p AThe water for the tests shall be at a temperature of 15 °C ± 10 °C.
% z/ k K& u: Y. ?Luminaires shall be mounted and wired as in normal use and placed in the most unfavourable" k# t4 |/ L, T
position, complete with their protective translucent covers, if any, for the tests of 9.2.0 to 9.2.9.5 D4 s: v- k/ \5 Q
Where connection is made by a plug or a similar device then this shall be regarded as part of5 g! p5 v: l& p2 C
the complete luminaire and shall be included in the tests and similarly for any separate
5 x1 n9 s6 V( ?: i$ o5 p" Tcontrolgear.
% l- x# i* I) d, O上文大意是若用插头,电线之类连接电源, 则应在IP测试中一起测试,并有相应的IP等级.
) E- h: t* a- X b5 L* \+ N# X个人理解,若埋地灯整灯只有IP44的等级, 而灯部分能达到IP65,除非你在说明书中要求客户只能
' d) I7 d* i- F6 e- [! S5 K把变压器用在IP44的环境中,而你的客户也接受这种做法,否则应该是不行的. |
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