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Subject: Aquarium- and table fountain pumps with PVC power cord6 [: |5 x; e2 X! k
Reference:
l! b w1 D: D- g! D6 nStandard, section
, v/ E) ^1 G! j! ^ k) p1 } jlaw, directive EN 60335-2-41 0 H, L R6 g. G( n: c& z" o7 F
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Question: For those pumps no special cables are required in EN 60335-2-
- o8 {/ d3 N' a0 r; \! U4 }3 Y+ Z41. Can therefore PVC cables be used as listed in EN 60335-1, + i1 `& f% Z4 a/ v
clause 25.7 e.g. H03VV-F (60227 IEC 52) or H05VV-F (60227
( F! \$ K* _0 y; a- }IEC 53)?
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6 D4 I7 p- }: I$ k% E+ y, a9 ^; d3 aProposal of
! T; ]# t3 M6 ^5 P, xsolution: For aquarium pumps and table fountain pumps PVC cords with 7 ]4 x0 y6 ~# L6 p0 W3 k
properties at least equal to H03VV-F (60227 IEC 52) or H05VV F 3 H( m b; Q @! ~; r1 H6 y7 p
(60227 IEC 53), may be used, for which the proof of permanent 2 a7 A. x( t2 d/ ~0 ]4 ]4 L/ [
water resistance according to DIN EN 50525-2-21 Appendix D , L+ Q/ p1 @5 Y1 ~- v R6 l0 J7 X) A
and E was performed. As requirement of the mechanical
/ P+ V6 s" ]7 g* d- rproperties of the values for the tensile strength and elongation at 5 J' f& K s- x3 S0 h
break according to DIN EN 50363-4-1 shall be used. As a ! b( ^8 a5 K4 |( ~
reference for water immersion, the values are used in Table 2
3 P% g2 M5 y/ G% Q* ](compound TM2) "After aging in air oven." 5 p4 R' D6 r" q
Thus, the decision EK1 561-13 is replaced
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1 Y3 O, B2 H& N4 G4 bReason: Neither in H03VV-F (60227 IEC 52), nor in H05VV-F (60227 IEC
" b; s* [- e4 b1 Y; A53) appropriate requirements for permanent water-resistance are
: D8 W* m$ L9 `2 Q ]) \* P& G, kcurrently defined: Despite the many years use of PVC cables in 2 x9 m, c+ G; q7 B: q- k: S
such pumps no safety problems have been known. The AK
/ h, o5 V4 P% o9 e9 N0 t7 G511.11.6. has determined to apply the test methods described in
+ W5 C$ e X6 K, B \5 B8 aDIN EN 50525-2-21:2012-01 Appendix D and E, as evidence of 6 i/ t, j6 D" r" C+ ]: I8 p) d
permanent water resistance of the connecting cables of
; K* B! a9 o8 D! t( _" y8 p2 y6 Daquariums and indoor fountain pumps. 2 u/ \, T3 [2 f7 K4 ? r! T
' Y, |; A3 K% m% x: DDecision Proposal of solution is accepted 2014-04-15. ; @' A) @" v0 F, _ x- W* \) W
For implement the category C according to AD 06 is - `# H; e+ T% }
essential. 1 ^: F& W" [) }1 ^9 Y! H' J+ O
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。7 B9 h: {1 I+ E5 p) W
未能一一描述祥尽,跟贴补充……
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