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？
0 S3 ~' |1 r! t9 h6 x# y2 b! n: i
22.110 Non-self-resetting thermal cut-outs designed to be replaced after their operation
- d9 r# \6 o6 I! W5 y0 y  Zshall open the circuit in the intended manner without short-circuiting live parts of different
- D, I1 X9 J: t3 c1 R0 dpotential and without causing live parts to come into contact with the enclosure.
Compliance is checked by the following test.
The appliance is operated five times, each time with a new non-self-resetting thermal cutout,
& E9 y2 a" V- x1 y9 oany other thermally operated control devices being short-circuited.
# |6 s5 R+ I  YEach time, the thermal cut-out shall operate appropriately.
During the test, the enclosure of the appliance is connected to earth through a 3 A fuse; this
fuse shall not blow.
* w4 u( z) {" w! bAfter this test, the supplementary heating elements shall withstand an electric strength test as
' \, S) M6 a* j5 Lspecified in 16.3.
0 G' Q9 U8 u9 U5 X* k% T$ ]  _

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。