60335-2-40 空调 条款22.110

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广东安规检测
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如题， 22.110 该如何理解？
; {: [2 {5 u, C, ?/ N% m. D; C
22.110 Non-self-resetting thermal cut-outs designed to be replaced after their operation
4 |& Z+ J5 N, ?1 f  x' X: nshall open the circuit in the intended manner without short-circuiting live parts of different
* K* l2 U* p8 E/ m1 T, q5 `potential and without causing live parts to come into contact with the enclosure.
# T7 h5 P3 S; f3 ^. |Compliance is checked by the following test.
; W5 y( L# \# j& S6 mThe appliance is operated five times, each time with a new non-self-resetting thermal cutout,
any other thermally operated control devices being short-circuited.
Each time, the thermal cut-out shall operate appropriately.
6 O$ B! e5 d. {6 EDuring the test, the enclosure of the appliance is connected to earth through a 3 A fuse; this
9 @  Z+ f4 Q: v( P. ?6 ~7 }fuse shall not blow.
After this test, the supplementary heating elements shall withstand an electric strength test as
3 Y1 s* G0 r1 uspecified in 16.3.
8 @5 L; \" L" E, K

tarry

应该是如果失效控温元件，热熔断器能即时断开，3A电流保险丝不能断开，且耐压能过。这个测试要做5次。