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？

* W/ R& O5 {6 K& W/ y" S. @22.110 Non-self-resetting thermal cut-outs designed to be replaced after their operation
shall open the circuit in the intended manner without short-circuiting live parts of different
0 n7 v+ }+ B' z0 xpotential and without causing live parts to come into contact with the enclosure.
; v4 O+ e! n: f7 MCompliance is checked by the following test.
+ A5 q- o0 g0 D: G5 XThe appliance is operated five times, each time with a new non-self-resetting thermal cutout,
" `& k& z: V5 |& G0 Uany other thermally operated control devices being short-circuited.
: S; u  G2 y# `0 U1 F  KEach time, the thermal cut-out shall operate appropriately.
5 b; C' [( ?5 Y: i1 T  x8 tDuring the test, the enclosure of the appliance is connected to earth through a 3 A fuse; this
. M7 X9 `3 W4 c6 O9 G# i) D3 ~fuse shall not blow.
7 J7 ^6 c* f6 g1 k- K1 vAfter this test, the supplementary heating elements shall withstand an electric strength test as
8 _1 G" t# c( d* ospecified in 16.3.
) e( V. p* K. ]3 O

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。