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EN 60335-2-105

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发表于 2008-12-5 10:21 | 显示全部楼层 |阅读模式
广东安规检测
有限公司提供:
22.7 Replacement:
6 s; P0 \+ ^0 PAppliances having a steam bath function shall incorporate adequate safeguards against the
0 I" w( w; N+ Y2 Erisk of excessive pressure./ [1 I/ b/ O2 E% Y) l
% R7 e" W% i5 y# P
If jets of steam or hot water are emitted through protective devices, the electrical insulation
% t6 g# D% o* p. Z; E1 G& Z  X# Vshall not be affected or the user exposed to a hazard.
% |* b3 t; G" z+ |- y2 f" c7 U% s* k
( I& g4 y3 o6 f/ f' @Compliance is checked by inspection and by the following test.' d  z- m3 W% P; q  h/ o
! V, [! n" {7 I+ D
For non-pressurized boilers, the water shall be supplied at a pressure not exceeding 150 kPa.) a) C  v2 f- Y/ |3 R7 g
7 G2 y# m& U! z+ E+ O: j% H. V6 i
For pressurized boilers, the maximum pressure occurring during the test of Clause 11 with the
: m& |( d6 n9 @  z" V+ iboiler filled but without steam emission is measured. All pressure-regulating devices. v( m5 O, B% j
that operated during the test are rendered inoperative and the pressure measured again. The4 H5 [3 I9 |  v) ^
pressure shall not increase by more than 200 kPa., C0 ^. ]1 `8 w. ?8 s8 m+ }
$ {+ ]. l+ O* }1 ~! o
Any pressure-limiting protective device is then rendered inoperative and the pressure in* W8 v0 C- @9 G
the boiler is raised hydraulically to five times the pressure measured originally or twice the
1 @# x& [7 Q; Cpressure measured with the pressure-regulating device operating during the test of Clause 11
) R  }$ K7 r# Z" ^0 h* f! wrendered inoperative, whichever is higher. There shall be no leakage from the boiler.! V9 I& J! r' c. G# b

6 [6 ]8 a! M- C5 o) @2 p3 S请教有哪位大侠做过EN60335-2-105的22.7这个章节的测试?能否帮讲解一下这个测试怎么做,如何去理解这个条款?
* `/ s- V/ i: O什么叫做是non-pressurized boilers; pressurized boilers 它们的定义是什么啊?
* O& s) Y6 T2 d- S; `
, p% M  ^& }% r0 p7 t万分感激!
发表于 2008-12-5 11:05 | 显示全部楼层
楼主怎么发贴到这儿来了???
发表于 2008-12-5 13:50 | 显示全部楼层
发表于 2009-11-12 09:35 | 显示全部楼层
有新版吗?旧版什么时候过期?
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