标题: 是否可以做防水测试报告？有知情的朋友请帮忙回复，谢谢！ [打印本页] 作者: gmyhc 时间: 2017-2-21 08:24 标题: 是否可以做防水测试报告？有知情的朋友请帮忙回复，谢谢！ Subject: Aquarium- and table fountain pumps with PVC power cord0 c4 ?" p- c a- W6 {- z
Reference: 0 s5 [0 I7 m. m: ~: u% HStandard, section 0 g+ }: R. G* _: ~' w% @
law, directive EN 60335-2-41 ! J+ e( y, }4 s/ \3 \6 H3 I
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Question: For those pumps no special cables are required in EN 60335-2-% u, x) N+ @4 J; V9 g1 \
41. Can therefore PVC cables be used as listed in EN 60335-1, 2 y1 f) V2 G: M p! tclause 25.7 e.g. H03VV-F (60227 IEC 52) or H05VV-F (60227 " p1 W: e- ?6 `* HIEC 53)? ) d) y( c7 P. h. k+ B( @3 R" s/ A
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Proposal of 8 X; a9 {$ |/ {4 r% y! d5 F- Zsolution: For aquarium pumps and table fountain pumps PVC cords with 3 r& c$ \5 w5 _3 \
properties at least equal to H03VV-F (60227 IEC 52) or H05VV F 1 r+ J9 K9 H, a! w4 e3 h6 v1 G(60227 IEC 53), may be used, for which the proof of permanent ) q* |% P8 z! r) U+ q* ^5 @
water resistance according to DIN EN 50525-2-21 Appendix D 3 C0 n( v. U' S9 j9 d' f8 @and E was performed. As requirement of the mechanical 9 X$ P: _& ?7 \; Vproperties of the values for the tensile strength and elongation at 1 r8 L3 }1 l% x/ P% ]
break according to DIN EN 50363-4-1 shall be used. As a 7 Q) f" H) p; J# ~reference for water immersion, the values are used in Table 2 6 A/ h1 T+ b. y(compound TM2) "After aging in air oven." 1 C3 b6 j$ K6 ~$ \" I, ]Thus, the decision EK1 561-13 is replaced ! Z" C$ ~8 x& k+ w+ Y& S1 F" K
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Reason: Neither in H03VV-F (60227 IEC 52), nor in H05VV-F (60227 IEC ' i# T, w4 x% X0 h V: M
53) appropriate requirements for permanent water-resistance are ! U1 u: G% R0 i4 ]currently defined: Despite the many years use of PVC cables in % I/ u6 r( v+ e' M7 ?6 ysuch pumps no safety problems have been known. The AK ( q' P5 a1 |7 ?1 q; O
511.11.6. has determined to apply the test methods described in 5 U6 x+ u& {, \8 X* B rDIN EN 50525-2-21:2012-01 Appendix D and E, as evidence of - Q+ _7 k& u( `+ l+ G" K) I. g
permanent water resistance of the connecting cables of & q8 h; q5 F# i4 Eaquariums and indoor fountain pumps. ! j& w* v# e) L
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Decision Proposal of solution is accepted 2014-04-15. " {3 [( z% |7 ]2 k
For implement the category C according to AD 06 is " H( [, z* Q& ^0 Lessential. 0 a8 r/ i W! U
以上原信息复制，经google翻译未能全部转换中文，有这方面知识的朋友可否提供帮助。 ' u# z I6 o& R2 Q4 ?- [未能一一描述祥尽，跟贴补充…… ; `3 k! e2 S7 |- u' B作者: gmyhc 时间: 2017-2-21 08:26
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