|
请看标准和图O.5% A+ x9 }, }& i& o7 l8 q
The glow-wire test of IEC 60695-2-11 is not applicable to:
( K+ O+ ` q0 V$ ]- f8 L& f$ f– hand-held appliances;
1 | ~# r9 \% F) R4 f– appliances that have to be kept switched on by hand or foot;' e& [( C( F) {- @2 j8 H
– appliances that are continuously loaded by hand;
; v+ q+ n+ w! W0 v; X, d4 G6 u2 `4 Q– parts supporting welded connections and parts within a distance of 3 mm of these1 X2 ^$ y/ e3 r" _6 x
connections;& t8 i% \; S, c" _/ q
– parts supporting connections in low-power circuits described in 19.11.1 and parts within a
" D; v, O }/ |; h$ tdistance of 3 mm of these connections;
2 b) f2 y0 B1 `2 B! b. k– soldered connections on printed circuit boards and parts within a distance of 3 mm of. t( ?8 T; n' N. d" J9 O
these connections;- b4 W& c% n# |! P7 d
– connections on small components on printed circuit boards, such as diodes, transistors,! o; h7 O3 _2 F9 Q
resistors, inductors, integrated circuits and capacitors not directly connected to the supply
+ e4 O' J) W4 W$ {mains, and parts within a distance of 3 mm of these connections.5 P Y* J7 q. u$ f
NOTE 6 Some applications of the term "within a distance of 3 mm" are shown in Figures O.5. |
|