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标准里的话可以解答你的问题,请查如下:8 R0 a4 W* s1 c* T4 Y
This annex is applicable to appliances having motors that incorporate thermal motor
' H5 G! V# W8 F( K# H0 Hprotectors that are necessary for compliance with the standard.
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- motors having self-resetting thermal motor protectors are operated for 300 cycles or for ) k( _% [' t! A9 T' N h5 s9 d
72 h, whichever occurs first, unless they are likely to be permanently subjected to the 1 y0 r) Q+ N- G/ b2 W/ k& C0 B
supply voltage, in which case the duration is 432 h; : M8 @ [" G9 p
– motors having non-self-resetting thermal motor protectors are operated for 30 cycles, the
8 v* M V; ~+ k8 _( t7 hthermal motor protector being reset as soon as possible after each operation, but in not % c& V5 f4 \: ]' R' a" F
less than 30 s, ~' L1 R* T1 z/ A6 L. P
要仔细看标准 |
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