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19.101 Kettles are placed on a plywood board having a thickness of approximately 20 mm.( b9 M! Z1 S- x( p$ `
The thermal cut out that operates during the test of 19.4 and all thermal controls that operate5 G. Y, E- O" c5 M
during the test of Cause 11 are short circuited simultaneously and the kettle is operated' G! S8 y4 v, `3 N" V3 S4 M
empty at 0,85 times rated power input or 1,15 times rated power input, whichever is more
$ G4 |, h3 i% b1 `unfavourable. If the kettle incorporates more than one thermal cut-out that could operate& }- l9 P0 q* o( u! ^8 C
during the test of 19.4, they are short circuited in turn.
% G8 B2 w5 v# G$ h% D6 ?, G5 gDuring the test, any flames shall be kept within the enclosure of the kettle and the supporting* s1 x) m. r3 V. k9 U& U' s
surface shall not ignite.9 w8 b% M2 ?. l. t6 k% A8 S
After the test, live parts shall not be accessible and the other requirements of 19.13 are not+ ^9 W) y$ N2 h5 D5 ?
applicable.
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: z. \/ O2 q2 u9 A' W11章动作的温控,无论是1个动作还是2个动作,全短路。但19.4动作的温控器如果有1个以上,则轮流短路。如果19.4只有一个保护器动作的话,那么短路后器具就直接着火了,所以要装多一个! |
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