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标准里的话可以解答你的问题,请查如下:" {" k2 L8 e+ g0 J" y- r( ~6 s4 B
This annex is applicable to appliances having motors that incorporate thermal motor 0 h6 J: [6 \2 b# M1 U( G
protectors that are necessary for compliance with the standard. - n4 T& q, i9 {9 Z% ^: V4 e/ n3 `; o
; H4 ]% |3 h" Q& Z6 j- motors having self-resetting thermal motor protectors are operated for 300 cycles or for & m2 Q1 v( g0 z- O$ e+ M% k
72 h, whichever occurs first, unless they are likely to be permanently subjected to the
2 T, u0 l: z/ y/ t+ p4 g: [supply voltage, in which case the duration is 432 h; " O1 Z: ^$ L n. d" W
– motors having non-self-resetting thermal motor protectors are operated for 30 cycles, the
. N- @" l4 g0 ~' `$ J7 b3 ithermal motor protector being reset as soon as possible after each operation, but in not ' A0 S, [, T) `5 v
less than 30 s; G# I1 i1 y% `: w; p$ K* B' d/ v
要仔细看标准 |
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