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IEC60335-1:20065 Z) i! v! R% y
30.13 Y6 W0 s2 @" j8 d: p6 b! T) f
External parts of non-metallic material, parts of insulating material supporting live7 k% `" ^) \: ^6 J' O
parts including connections, and parts of thermoplastic material providing supplementary& J: c, T! w" x8 A( [ [
insulation or reinforced insulation, shall be sufficiently resistant to heat if their deterioration
: V H; ?0 D1 V4 L. c4 bcould cause the appliance to fail to comply with this standard.
9 [' ^/ u4 S: y. [9 KThis requirement does not apply to the insulation or sheath of flexible cords or internal wiring
% K% H' D6 A- ]" P8 K! kCompliance is checked by subjecting the relevant part to the ball pressure test of3 y( u# c3 A9 e; u+ {/ x' i. u k& {
IEC 60695-10-2.
" j* z9 D3 ^- Y$ s( S1 G1 Y+ H( AThe test is carried out at a temperature of 40 °C ± 2 °C plus the maximum temperature rise
1 w' I. Z1 d: J; q! Pdetermined during the test of clause 11, but it shall be at least- O$ g$ U7 i6 Z+ _
– 75 °C ± 2 °C, for external parts;/ S9 t% Q; r Y7 F
– 125 °C ± 2 °C, for parts supporting live parts.) ]5 N B( B( p7 p3 P, Q
However, for parts of thermoplastic material providing supplementary insulation or
* X* @& b" u- I5 [+ ]* ` L+ lreinforced insulation, the test is carried out at a temperature of 25 °C ± 2 °C plus the
) \$ Y) v/ L/ K, \' E4 N4 xmaximum temperature rise determined during the tests of clause 19, if this is higher. The
( `+ U- t1 Q, W9 P7 e& D- Y" Rtemperature rises of 19.4 are not taken into account provided that the test is terminated by& o+ K# L+ F+ b8 q/ `
the operation of a non-self-resetting protective device and it is necessary to remove a
/ A, u; U: b2 q3 _cover or use a tool to reset it. |
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