Nezof 发表于 2019-4-25 17:53" C/ }5 |$ \7 l P- F) @) L- `
一般性能标准里对偏差有限定
rick.xiao 发表于 2019-4-26 09:24; @& K; @' m2 F
IEC 62384:2011,第8章有规定:; ~: C4 t2 J9 w! {3 a9 C
8 Total circuit power% {( f9 I. `) U; ]. ^& x
At rated voltage, the total circuit power sha ...
rick.xiao 发表于 2019-4-28 14:41
老付,你换头像换马甲了我认不出来了
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