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 cord3 F4 L7 S% z4 i3 ]/ i
Reference: * l* C1 H4 A6 f! |; o' b6 h
Standard, section * L5 U0 H# t. A
law, directive EN 60335-2-41 3 c' x" } H* ?' D- `; J
/ L1 `9 E: s, u' \' N1 a7 A + _1 |3 M0 o; ]# `. S* ?; m) rQuestion: For those pumps no special cables are required in EN 60335-2- , u3 S5 \7 Y5 w0 y, y8 `# ]41. Can therefore PVC cables be used as listed in EN 60335-1, ; J0 ~! A* `8 X( }5 s* [4 e
clause 25.7 e.g. H03VV-F (60227 IEC 52) or H05VV-F (60227 9 y" W. P) e* l; ?+ t! OIEC 53)? f. E4 w" C7 j/ G. p3 u 8 O d: K) B( fProposal of 9 W* H- s' i3 p! y0 ]: K3 B G5 f
solution: For aquarium pumps and table fountain pumps PVC cords with . {; C+ |4 ?7 w8 C/ @properties at least equal to H03VV-F (60227 IEC 52) or H05VV F ; n7 o3 J2 `: E(60227 IEC 53), may be used, for which the proof of permanent % U& l8 O- Z6 Z/ T( R* ^
water resistance according to DIN EN 50525-2-21 Appendix D 2 W$ k# }: {+ G) j" vand E was performed. As requirement of the mechanical 6 U4 E9 }* ?; b1 @. V4 E
properties of the values for the tensile strength and elongation at " V1 n9 K" Q" i/ K. l4 L+ _2 Bbreak according to DIN EN 50363-4-1 shall be used. As a W J- |$ M9 F: Y3 Y
reference for water immersion, the values are used in Table 2 " {" H5 w: S4 J5 G! Y' _
(compound TM2) "After aging in air oven." # e; o( C7 q% L. t: u+ H( A6 c
Thus, the decision EK1 561-13 is replaced ! c+ U. J, ] X: F; [0 i+ k
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, q. K& ^; ~* s# F! ?Reason: Neither in H03VV-F (60227 IEC 52), nor in H05VV-F (60227 IEC 2 M5 x' P# c3 v& L7 G% @9 a5 [) S# [53) appropriate requirements for permanent water-resistance are $ O" e/ I/ l8 g" Dcurrently defined: Despite the many years use of PVC cables in " r4 W' ]) \. s" J) x1 U8 D9 u
such pumps no safety problems have been known. The AK % q; x2 e: ?1 s' e/ H7 ^6 r0 B5 i
511.11.6. has determined to apply the test methods described in / l& e' ]1 v* B7 j) b$ D( {
DIN EN 50525-2-21:2012-01 Appendix D and E, as evidence of 5 S( `6 q$ m% ?
permanent water resistance of the connecting cables of 7 X* j" M* v; K G- Paquariums and indoor fountain pumps. 8 f) N4 ?+ W0 | 5 a' Y. r4 B9 R4 @' I0 f4 B( B3 Z+ JDecision Proposal of solution is accepted 2014-04-15. ; m0 t, f5 H+ c5 p# K, V2 C; u* ~For implement the category C according to AD 06 is Q. E0 D9 g. c: D
essential. 2 B. l. R- ^' p+ L9 M7 q
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。 2 x1 G) N. m% ^# n6 H, u }4 h未能一一描述祥尽，跟贴补充……# h3 w8 j7 f! J3 h3 `7 \9 O 作者: gmyhc 时间: 2017-2-21 08:26
原附件,请查阅.