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Subject: Aquarium- and table fountain pumps with PVC power cord
o; r# T5 ^+ _' A& EReference: ' }- Z9 x4 N: X, j6 l$ y
Standard, section
& u3 m7 Q( K; Flaw, directive EN 60335-2-41 . i" Q. M% N' }9 y0 u U2 q; q7 l
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3 y) ?8 }9 X3 X5 ?7 t8 }Question: For those pumps no special cables are required in EN 60335-2-6 M7 \+ V: N3 c1 B, A, s& }! O
41. Can therefore PVC cables be used as listed in EN 60335-1,
# |# y# c1 A0 L) q [! h6 rclause 25.7 e.g. H03VV-F (60227 IEC 52) or H05VV-F (60227 5 u5 X1 Z7 p7 }( Q6 b
IEC 53)?
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Proposal of ' _; Y$ v5 L) [+ k3 s; }3 q6 y
solution: For aquarium pumps and table fountain pumps PVC cords with
' J0 |. `5 P+ H6 @2 Wproperties at least equal to H03VV-F (60227 IEC 52) or H05VV F . \6 `2 G9 V2 z
(60227 IEC 53), may be used, for which the proof of permanent 5 O& E2 B4 s) F% U% R
water resistance according to DIN EN 50525-2-21 Appendix D
: T. B. L: e4 \: d* V& z6 Kand E was performed. As requirement of the mechanical
# _9 Z6 l& J0 M$ O" i, ?6 z; kproperties of the values for the tensile strength and elongation at " \8 [$ z# h5 V) h- \$ |0 H$ ]8 {
break according to DIN EN 50363-4-1 shall be used. As a 2 P9 d+ ^6 o; s6 _* b
reference for water immersion, the values are used in Table 2
# O# t$ E2 n9 U# f(compound TM2) "After aging in air oven."
; i2 i" e0 O- m j- R; {' e# ~1 ?Thus, the decision EK1 561-13 is replaced 1 O5 Q8 a/ \" S6 V% ^- A
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Reason: Neither in H03VV-F (60227 IEC 52), nor in H05VV-F (60227 IEC
6 m6 G* W! w% g# W' i8 q53) appropriate requirements for permanent water-resistance are ' m6 m7 B& E& q. u4 q* h6 Q( t* E
currently defined: Despite the many years use of PVC cables in V6 i& h, r h9 [6 k
such pumps no safety problems have been known. The AK 8 m5 D e! o+ c6 O
511.11.6. has determined to apply the test methods described in
0 O) Y" e1 S$ o$ x3 E- lDIN EN 50525-2-21:2012-01 Appendix D and E, as evidence of & p! e2 I/ u( j4 j' |
permanent water resistance of the connecting cables of
- y3 n1 J% N- Z% K) L Jaquariums and indoor fountain pumps.
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6 y- E2 c, q9 \* m( X/ m& e7 vDecision Proposal of solution is accepted 2014-04-15.
; N* m; F _+ J* NFor implement the category C according to AD 06 is
! M- R7 f0 N; U6 Messential. : b. G% U( ^' C9 v+ _
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 T2 e {6 Z' ~5 C5 L
未能一一描述祥尽,跟贴补充……0 ?8 R* `) X2 d" a2 c. W
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