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标题: 家电温升限值表3括号内数值是什么意思，家电GB4706.1-2005/IEC60335-1 [打印本页]
作者: nanpiao    时间: 2015-12-31 11:13
标题: 家电温升限值表3括号内数值是什么意思，家电GB4706.1-2005/IEC60335-1
GB4706.1-2005/IEC60335-1 温升限值表3括号内数值是什么意思？谢谢。+ P* o3 E+ W/ q3 k/ r0 t9 u
75（65）
( e2 u* t3 C. \3 `- G0 G
作者: llldq    时间: 2015-12-31 12:03
标准上有的：, X$ d# O. E! l5 L4 M, X! W1 _
To allow for the fact that the average temperature of windings of universal motors, relays, solenoids and) [6 n: w( g# u8 @5 b- z
similar components is usually above the temperature at the points on the windings where thermocouples are
2 ^0 s4 z: T; Y0 ~7 m! `placed, the figures without parentheses apply when the resistance method is used and those within  t; w1 ]  L2 |+ v& ^; v/ S
parentheses apply when thermocouples are used. For windings of vibrator coils and a.c. motors, the figures1 P; \4 g& j) L* ~2 h8 I4 N
without parentheses apply in both cases." B: n3 @! Q2 [1 S
......
2 K) H) P, {8 B简单来说，基本上括号内的适用于热电偶发，括号外适用于电阻法
作者: nanpiao    时间: 2015-12-31 12:24
llldq 发表于 2015-12-31 12:03
8 n% B% M" F8 o2 R0 r标准上有的：
8 J- p  y2 c; d$ Y: U5 ^To allow for the fact that the average temperature of windings of universal motors, re ...

  o8 L. j0 N: |3 Q谢谢，原来标准上有写，是我没注意
作者: ylgc123    时间: 2016-1-4 10:02
一个热电偶法、一个电阻法，表格最后的备注里有~



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