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Subject: Aquarium- and table fountain pumps with PVC power cord! ]# K: y) ]5 H- L
Reference:
8 w3 Z; x. U3 ?4 xStandard, section
' K4 \5 }" G' w" q5 i. X- _law, directive EN 60335-2-41 - U) o( M- F( r( E: |; z( h p" s
6 J7 q! \% H, T, c9 a0 `: X8 C* M
0 h) q1 P5 v0 k- x/ _1 IQuestion: For those pumps no special cables are required in EN 60335-2-
' J k! V: L t+ A8 M( T1 @41. Can therefore PVC cables be used as listed in EN 60335-1, / i9 \. d9 ~9 U$ y: [( c
clause 25.7 e.g. H03VV-F (60227 IEC 52) or H05VV-F (60227
/ Y! S$ d" e. U9 u0 fIEC 53)? + d9 U2 |5 X; y3 n s
: X3 F& D- d6 C; d1 _- K( D" s
Proposal of
5 U l1 j. |8 a" ?solution: For aquarium pumps and table fountain pumps PVC cords with
8 O$ m8 S$ Q. }0 D Sproperties at least equal to H03VV-F (60227 IEC 52) or H05VV F
3 ~8 X7 X7 h7 _7 M5 b(60227 IEC 53), may be used, for which the proof of permanent * n0 V3 K& K: u' {9 b
water resistance according to DIN EN 50525-2-21 Appendix D / A3 z+ P* L- H, W3 B
and E was performed. As requirement of the mechanical
; H! J8 X' I* V( j1 I" j2 w& U- Yproperties of the values for the tensile strength and elongation at 2 O& |, C. r! e/ P) H/ h& e
break according to DIN EN 50363-4-1 shall be used. As a
( e( ^; l6 ?) ~6 ^3 b) W2 v# qreference for water immersion, the values are used in Table 2
0 ~9 H2 w9 {6 I9 L* v3 p(compound TM2) "After aging in air oven."
; o+ M* f$ q- N( l @8 u, c& |) m1 DThus, the decision EK1 561-13 is replaced
% Y/ l1 [% A/ C* S: P1 f" X6 P, x& F' `- L2 c
6 h1 U) A" k3 N" Y9 M4 r/ g' [Reason: Neither in H03VV-F (60227 IEC 52), nor in H05VV-F (60227 IEC 5 d( W3 x0 X6 P/ t/ Y
53) appropriate requirements for permanent water-resistance are 4 q' x" P' _6 H5 p
currently defined: Despite the many years use of PVC cables in
. u# b. [" Z' u" d9 s7 osuch pumps no safety problems have been known. The AK
, B, R+ T! i) v511.11.6. has determined to apply the test methods described in - F* p# p8 q/ L4 i X
DIN EN 50525-2-21:2012-01 Appendix D and E, as evidence of
) H7 Y0 Q; s" y9 Bpermanent water resistance of the connecting cables of 3 g% W9 D) {+ K P6 e) l1 P
aquariums and indoor fountain pumps. 5 h7 @: b) G& |1 ?5 ? }$ w
& Y# M) S( r" B4 I; }/ JDecision Proposal of solution is accepted 2014-04-15. ( j: P, q/ G8 H3 z- j
For implement the category C according to AD 06 is ( i3 B$ ~, U, h( b' ~+ F1 i
essential.
5 e7 f8 M u" b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。5 O+ @' u9 `* D7 d8 v( Y5 p4 o7 Q
未能一一描述祥尽,跟贴补充……0 o- D( @4 N j S0 t4 w) Q4 s
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