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首先第一个问题,热熔体(温度保险丝)是不是非自复位热断路器?
* w' u4 j; U; _' F1 y回答:- y3 S9 ?& U- n4 g1 i k* f
非自复位热断路器的定义是:/ Z l9 j5 |' t4 P( k) @
3.7.5 non-self-resetting thermal cut-out; I, Y# X" y3 o" D/ o5 F" G
thermal cut-out that requires a manual operation for resetting, or replacement of a part, in order to restore the current
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- q i) g# s! a6 T热熔体(温度保险丝)的定义是:7 e" n5 U/ ]7 m4 ~' [0 V& s
3.7.7 thermal link( O C- ^% H2 X$ `- m/ k& y
thermal cut-out which operates only once and requires partial or complete replacement4 _/ p) s d: Z P/ \& l3 p
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比较可知,thermal link只是一种特殊的thermal cut-out(只动作一次且需替换), thermal link也符合non-self-resetting thermal cut-out的定义。再形象点,如果把thermal cut-out比作马,thermal link 属于母马而且还是白马的话,non-self-resetting thermal cut-out就是白马(包括公白马和母白马)。
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' v8 p6 D b- k4 V/ ?0 C; L第二个问题,热熔体(温度保险丝)是否要去加入7.12.6警告语?9 D- X/ \/ k2 M% S; c
回答是不需要,因为它不是通过断电来重置的(热熔体需替换来重置)。
) c4 l5 k$ i1 i4 b4 b) e! [ x7.12.6 If a non-self-resetting thermal cut-out is required in order to comply with the
: L: {6 N! d7 m J+ p. U0 \) vstandard then the instructions for appliances incorporating a non-self-resetting thermal cutout
, O& S! X K, r+ |that is reset by disconnection of the supply mains shall contain the substance of the1 q4 Q2 T; y3 X: Q. F
following:
# D& u6 N' N* X' g: rCAUTION: In order to avoid a hazard due to inadvertent resetting of the thermal cut-out,- U7 h9 C' t6 a( g/ E
this appliance must not be supplied through an external switching device, such
/ q$ e4 M0 Q' E1 m# @' [7 c5 Z7 gas a timer, or connected to a circuit that is regularly switched on and off by the% B9 l" A2 G3 i- A$ ^' z
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