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楼主: luojing

[照明部件] 请帮忙看什么意思?

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 楼主| 发表于 2007-8-29 14:33 | 显示全部楼层
广东安规检测
有限公司提供:
是段落的问题
 楼主| 发表于 2007-8-29 14:36 | 显示全部楼层
NOTE Other methods may apply for determining EBLF in particular methods which record permanently the luminous flux of the lamp associated to the ballast under test
发表于 2007-8-29 15:24 | 显示全部楼层
我将有关文字复制在此:; B5 Q- N+ J! f
20 Functional safety (EBLF)7 S  |! x- q; t& p0 W
The appropriate lamp associated to the ballast shall provide the necessary light output after
0 `/ b' e- B- H7 Ochange over to the emergency mode. This is verified if the declared Emergency ballast lumen
$ u+ O+ Z& I$ v& E& P9 W: qfactor (EBLF) is achieved during emergency operation at 25 °C.
" [& J" t- T9 F$ ^Compliance is checked by the following test:; q! {2 a( G6 n5 c" D2 R
a) ballast provided with batteries:
3 B- |  W$ d3 D* M, H8 j% ?- ^The voltage supplied to the ballast by the batteries is continuously measured during8 g; l" n  I/ N
emergency operation after a 24 h charge at 0,9 times the minimum a.c. operating voltage. The( }% @8 p: i- Q3 R9 T" a" _
values measured at 60 s (V1) and the lowest voltage (Vmin) measured between 60 s after% N9 C) Y  L/ S
failure of the normal supply and the end of rated duration of operation are retained for the
' k$ @$ Q: }. X. ?9 h, \EBLF measurement." Q5 {6 c/ u# @
b) ballast not provided with batteries and designed for d.c. central supply system:4 w6 c' v5 I: @% x. e
The rated (V1) and the minimum (Vmin) voltages as declared by the ballast manufacturer are0 P4 d# j/ d4 L2 p: C
retained for the EBLF measurement. In this case the Vmin value is taken to be 0,85 times the
5 I0 B  `) L1 T8 X- i3 @rated voltage (V1) unless specifically advised of a different value by the control gear7 K3 _5 @" W# D! O8 U) w8 R' a2 E
manufacturer.
! @* A' v6 y* ^& M$ w# L5 O3 N0 mNOTE The value of 0,85 times rated voltage is selected to provide consistency with IEC 60598-2-22:1997, Clause! B! w& d* P/ _6 U
22.16.1
8 t! H2 X( a+ Y' `Measurement of EBLF shall be made at 25 °C, using a lamp of the appropriate type and" D6 {7 W" o8 \" u( T: p8 Q9 [5 V
having not been lit for 24 , first at V1 after 5 s and 60 s of the application of the d.c. voltage,: J& l( h  N0 u# I0 X$ W
then in steady conditions at Vmin.
. n& Y3 O2 I7 o: b; t' t' _, C3 X3 s% {8 ^The lowest value of the values measured at 60 s and V1 or in steady conditions at Vmin shall2 ?0 \! N7 E6 q/ \7 D3 o
be retained and shall reach at least the declared EBLF.
0 c' J7 S0 I: \8 uThe value measured at 5 s and V1 shall reach at least 50 % of declared EBLF.- t; R4 _2 C) D
NOTE Replace 60 s by 0,5 s for ballasts declared for use in luminaires for high-risk task area lighting.
* m( J" I4 o4 x  A# nAs declared EBLF must be reached after 0,5 s, measurements at 5 s are not considered.
3 z  T+ _' E. A: d3 \4 LAny test circuit corresponding to that of Figure 1 can be used to make the measurement of EBLF. The luminous flux of a lamp is usually measured with an integrating photometer. For ratio measurements of luminous fluxes, a suitable illuminance meter is sufficient as there is a close relationship between luminous flux and illumination at a fixed point.' U( r/ v$ o+ ]/ ]7 a
NOTE Other methods may apply for determining EBLF in particular methods which record permanently the luminous flux of the lamp associated to the ballast under test.
% u. \$ U2 s# e+ W$ {# _. z' U" X
. H6 [. ]" O0 I! x1 SF译得不错。
7 z5 o! f% A+ b. v9 S- w但是否注意到红字表示的地方,是否有对应关系?前面红字及相关部分如何译好?
发表于 2007-8-29 16:20 | 显示全部楼层
标准的原话,找个国标的看一下,对照一下最好了.
发表于 2007-8-29 16:27 | 显示全部楼层
引用第13楼djfu于2007-08-29 16:20发表的  :
5 r7 V% |" a  M0 |* U4 A. J标准的原话,找个国标的看一下,对照一下最好了.

" g& E+ }$ p$ v$ j8 f( N) H7 u这好象是IEC61347-2-7 2006新增的内容,对应的国标还没有。
发表于 2007-8-29 16:32 | 显示全部楼层
引用第14楼caballo3157于2007-08-29 16:27发表的  :3 G& F5 I+ N4 T0 L, p) }( ^9 u

! i) N7 L1 E2 V7 u0 l$ b
. F  S; J4 t& [# K: `这好象是IEC61347-2-7 2006新增的内容,对应的国标还没有。
噢!这样子呀!那只有翻译了.
 楼主| 发表于 2007-8-30 08:27 | 显示全部楼层
是啊
% E$ m# z$ N+ m- ^  p* l1 X  [# O我手上都有一本
发表于 2007-8-30 09:00 | 显示全部楼层
有问题可到“认证英语”版块学习一下啦!
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