電工機械 - 考試
By Wallis
at 2014-07-11T12:54
at 2014-07-11T12:54
Table of Contents
我想問的是
一般變壓器題目給所給的2400/240 V
像這種電壓比 通常指線電壓比 還是相電壓比
---------------------------------------------
可是為何這題 http://imgur.com/nYzMtAI
Y接線電壓VL卻還要*根號3
VL=根號3*VP 這樣200v不是應該是相電壓嗎??
--
一般變壓器題目給所給的2400/240 V
像這種電壓比 通常指線電壓比 還是相電壓比
---------------------------------------------
可是為何這題 http://imgur.com/nYzMtAI
Y接線電壓VL卻還要*根號3
VL=根號3*VP 這樣200v不是應該是相電壓嗎??
--
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考試
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at 2014-07-17T23:44
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