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IEC60335-1:2006+ [2 s# s1 m% ~3 g" A
30.1
0 W( | x" w. R6 s/ r3 J \' f2 kExternal parts of non-metallic material, parts of insulating material supporting live
Y* G# Z5 d: N3 h* E @/ B) r+ n/ tparts including connections, and parts of thermoplastic material providing supplementary+ ?8 r, n$ X! H7 k$ I. h: ?
insulation or reinforced insulation, shall be sufficiently resistant to heat if their deterioration
' q, w7 a3 a1 C2 R% Ucould cause the appliance to fail to comply with this standard.
( _! U6 r6 Q; G& P: A0 ^: t/ B {This requirement does not apply to the insulation or sheath of flexible cords or internal wiring
7 f7 s0 N! J' _/ qCompliance is checked by subjecting the relevant part to the ball pressure test of
% Q# h( z' x/ V% v0 V& t! g; u5 n. xIEC 60695-10-2.
3 V, }2 n$ E% }' G$ o$ ]& o8 BThe test is carried out at a temperature of 40 °C ± 2 °C plus the maximum temperature rise
2 @; M2 N0 {! l" R- ]determined during the test of clause 11, but it shall be at least( [7 t- T, m8 t- I: x/ U
– 75 °C ± 2 °C, for external parts;2 } H5 O- J: `8 a& y
– 125 °C ± 2 °C, for parts supporting live parts.+ w8 ^8 F1 [* }* N
However, for parts of thermoplastic material providing supplementary insulation or) ^) _3 A- f. A# Y# p" @5 t0 z
reinforced insulation, the test is carried out at a temperature of 25 °C ± 2 °C plus the4 k$ ?% L7 J" s! c
maximum temperature rise determined during the tests of clause 19, if this is higher. The
6 V' J- w+ T' n7 U8 q2 vtemperature rises of 19.4 are not taken into account provided that the test is terminated by
, r* u5 g9 x4 j* p# X# e9 U( R8 K/ Ethe operation of a non-self-resetting protective device and it is necessary to remove a$ C6 Z, k: v: y- U
cover or use a tool to reset it. |
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