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EN 71磁铁测试的要求是不是磁通量不能超过50平方千高斯平方毫米,或者不能是小部件,两个条件必须同时不满足还是只要有一个条件不满足就可以FAIL了呢 ?谢谢8 Q, ]6 y% J" ^1 A8 Q
4.23 Magnets (see A.51)
5 e3 X4 l4 ^# Z5 j( {% {0 n: h( j4.23.1 General
, ^' g+ s) P! H" w+ k; V! kThe requirements in 4.23.2 do not apply to functional magnets in electrical or electronic components of toys.0 x2 r7 O. v( R, l% T4 \3 V
The requirement in 4.23.3 does not apply to magnetic/electrical experimental sets in which all magnets have a
$ ]- m6 d' e1 H$ |5 O& amagnetic flux index less than 50 kG2mm2 (0,5 T2mm2) when tested according to 8.35 (magnetic flux index), or
; w* N" t. x1 `0 Z9 a; F% F+ A, Xdo not fit entirely in the cylinder when tested according to 8.2 (small parts cylinder).! h, p% S. {- W- ?4 Z1 @
4.23.2 Toys other than magnetic/electrical experimental sets
4 Y+ A k5 \: o6 xa) Any loose as-received magnet(s) and magnetic component(s) shall either have a magnetic flux index7 Q( ^. ~! m8 ]
less than 50 kG2mm2 (0,5 T2mm2) when tested according to 8.35 (magnetic flux index), or shall not fit
: T9 i3 t9 j6 q% n+ S, h. r6 xentirely in the cylinder when tested according to 8.2 (small parts cylinder).
1 G' s- t- D; k9 \6 o: |2 rb) Any magnet(s) and magnetic component(s) that become(s) released from a toy, or from a loose asreceived7 C0 [# ?) j' y% y7 Q2 _9 y
magnetic component, when tested according to 8.3 (torque test), 8.4.2.1 (tension test,
1 k& ]6 ~: v1 Y) p; y/ jgeneral), 8.4.2.2 (tension test, seams and materials), 8.5 (drop test), 8.7 (impact test), 8.84 V% s' {5 {, Y2 R1 D5 p& U
(compression test), and finally, for magnets that are accessible but not grippable (as specified in* J0 Z! U& v7 y N) i2 N
8.4.2.1), 8.34 (tension test for magnets), shall either have a magnetic flux index less than 50 kG2mm2
: k' J4 v @' G. r$ b7 |4 {(0,5 T2mm2) when tested according to 8.35 (magnetic flux index), or shall not fit entirely in the cylinder+ ^$ y- k6 h" U" X& k$ P; z6 Z
when tested according to 8.2 (small parts cylinder).
* _9 E P* a9 \0 q( gNOTE An example of a magnet that is accessible but not grippable could be a magnet that is recessed.
/ A7 h! |! s0 _) E, ]* Ic) Wooden toys, toys intended to be used in water, and mouth-actuated toys shall be tested according to
0 }7 K1 c+ G& l7 v0 e$ }8.9 (soaking test) before being tested according to 4.23.2 b) above.
+ N+ L: Q' {; x& C6 j! ~; [1 ^+ R4.23.3 Magnetic/electrical experimental sets) X4 F( i, g, B3 v4 I( w
Magnetic/electrical experimental sets intended for children over 8 years shall carry a warning (see 7.20). |
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