|
标准里的话可以解答你的问题,请查如下:4 {8 p# D0 m7 l1 V
This annex is applicable to appliances having motors that incorporate thermal motor
: l, G% _7 Z+ d) z7 ~$ u( \9 Aprotectors that are necessary for compliance with the standard. / j! i' Y4 `5 h' L- z" q
7 t0 d. ~- L. }& ~ J1 X) G; W: H- motors having self-resetting thermal motor protectors are operated for 300 cycles or for
* e' n* g" s/ s; c/ q( F6 @72 h, whichever occurs first, unless they are likely to be permanently subjected to the 8 o2 {; |* o& `3 ?' t* a) ]) V
supply voltage, in which case the duration is 432 h;
8 A7 r4 {: Z, X– motors having non-self-resetting thermal motor protectors are operated for 30 cycles, the
% N- Q2 L( o3 g' }0 X5 J' v4 p: Pthermal motor protector being reset as soon as possible after each operation, but in not ; R5 ?5 Q7 M/ _! P6 o4 i
less than 30 s: ^1 V5 W, w) w5 O0 |) l
要仔细看标准 |
|