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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.
; {3 G; b5 w2 |$ x. T/ I4 j' A8 o9.2 Tests for ingress of dust, solid objects and moisture: _7 \ ]; E# e, {' ?4 \# J, s
The enclosure of a luminaire shall provide the degree of protection against ingress of dust,
& Z) }; G2 ]: l5 ?% `solid objects and moisture in accordance with the classification of the luminaire and the IP
7 h, g1 I! f% pnumber marked on the luminaire.
; S& k& o4 P9 {$ QNOTE The tests for the ingress of dust, solid objects and moisture specified in this standard are not all identical to, t8 p8 t2 P/ \* w
the tests in IEC 60529 because of the technical characteristics of luminaires. An explanation of the IP numbering$ f$ e. v0 q3 L r' Z2 o# H
system is given in Annex J.: R G. H2 M& ]9 I! G8 ?& s6 [
Compliance is checked by the appropriate tests specified in 9.2.0 to 9.2.9, and for other IP$ ~" ~2 I9 g7 |
ratings by the appropriate tests specified in IEC 60529.
4 w1 f+ B# C0 o$ k# `* c2 ]Before the tests for second characteristic numeral, with the exception of IPX8, the luminaire
; ]0 B' X, @ t8 _complete with lamp(s) shall be switched on and brought to a stable operating temperature at" J$ D J) J; i" I# s2 g6 g6 ]' j
rated voltage.
0 }# [. I. V/ a# T! E3 YThe water for the tests shall be at a temperature of 15 °C ± 10 °C.( r4 |- Z6 L; M/ ]
Luminaires shall be mounted and wired as in normal use and placed in the most unfavourable$ D. x% y, M8 a( i y( ]
position, complete with their protective translucent covers, if any, for the tests of 9.2.0 to 9.2.9.; [! W! g/ s9 S3 ^
Where connection is made by a plug or a similar device then this shall be regarded as part of/ m* `% N q7 ]4 @. ~
the complete luminaire and shall be included in the tests and similarly for any separate6 N* I* Z5 l. p4 R1 K" J, _" b
controlgear.
% r% V- P8 W9 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.
) Q, {$ j& l% t5 i1 C! S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3 @) d1 P/ T2 M) r' ^7 L: P
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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