請問電錶安裝建議 - 插座
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By Agatha
at 2022-03-31T18:23
at 2022-03-31T18:23
Table of Contents
預計安裝副電表計算分層用電
購買的是這一款
https://imgur.com/a/Jcz1Agv
請問
1.
https://imgur.com/a/sWnsrEY
電箱中分別有頂樓熱泵和地下室的開關
這樣有辦法拉線只安裝一顆單相三線
同時計算頂樓熱泵和地下室的用電嗎?
頂樓熱泵是220v,安裝在頂樓的電源開關是30A
地下室都是110v,包括電燈插座和2台抽水馬達
2.
https://imgur.com/a/oshjvis
台電送電到2樓,再拉電上去3樓。
直接在拉到3樓的線路源頭安裝單相三線電錶,
即可紀錄3樓110v和220v的用電量,
之後台電電單減掉3樓計電,就是2樓的用電量。
以上這樣的認知是否正確?
還有此電錶是不是應該要接在繼電器之後?
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