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楼主按标准测就是了。如果设备在正常温升下,过温度保护启动,就直接NG
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' I+ z1 R# g ?2 W; R以下为 EN61010 clause 14.3 作参考& M; q4 `- Q5 Z( O" F7 ^
! j7 ~7 ~5 V6 \ Q14.3 Overtemperature protection devices4 F, `' m+ m7 ]: h/ o. P% E, [
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Overtemperature protection devices are devices operating in SINGLE FAULT CONDITION. They shall meet all of the following requirements:
/ |5 o* X, X6 Q6 P9 Ua) be constructed so that reliable function is ensured;1 G+ Z/ Y8 S/ Z5 D
b) be RATED to interrupt the maximum voltage and current of the circuit in which they are employed;
/ U E" w+ `" v! hc) not operate in NORMAL USE. |
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