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IEC60335-1:2006
4 s h: k! X5 X8 K30.1# o: n; l7 r5 a2 t& i3 u) r
External parts of non-metallic material, parts of insulating material supporting live# O9 ~$ C6 {2 U: p- ? O
parts including connections, and parts of thermoplastic material providing supplementary
2 n( x6 I0 @0 r4 a3 u1 {insulation or reinforced insulation, shall be sufficiently resistant to heat if their deterioration
5 a- s m9 | c5 Scould cause the appliance to fail to comply with this standard.
) p: w. e4 `( r& b# {( V4 a4 b6 n- @This requirement does not apply to the insulation or sheath of flexible cords or internal wiring1 J* m4 U0 {) d* X
Compliance is checked by subjecting the relevant part to the ball pressure test of2 _' Q& P) T: e. Z
IEC 60695-10-2.
6 L" Z7 f' E: q; U% V$ oThe test is carried out at a temperature of 40 °C ± 2 °C plus the maximum temperature rise; v* i. H3 _) D9 ~/ q& m
determined during the test of clause 11, but it shall be at least
! k. Q7 F7 n6 ^* K7 m, a& ^– 75 °C ± 2 °C, for external parts;' r0 e2 x$ j; T/ d {
– 125 °C ± 2 °C, for parts supporting live parts.. b8 S- z* M+ ` F4 y( N
However, for parts of thermoplastic material providing supplementary insulation or) p: \0 O( Y: E* Q0 O6 r1 v
reinforced insulation, the test is carried out at a temperature of 25 °C ± 2 °C plus the" J* U0 P3 }/ h# ~: g& F
maximum temperature rise determined during the tests of clause 19, if this is higher. The$ Z' I1 Q; p3 v g/ y
temperature rises of 19.4 are not taken into account provided that the test is terminated by
. u4 F$ s6 w# d- m: Z: Vthe operation of a non-self-resetting protective device and it is necessary to remove a
% f+ o! X. E% y, p& `+ F- Zcover or use a tool to reset it. |
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