UPS計算功率要算進虛功還是只看實功 - 3C
By Sandy
at 2020-05-25T13:57
at 2020-05-25T13:57
Table of Contents
用瓦時計發現設備風扇功率因數很低,僅0.25
110V的情況下吃了0.55A,實際只有15瓦
若只看該設備
UPS是供虛功加實功(110*0.55=60W)
還是只供實功 (110*0.55*0.25=15W)
--
110V的情況下吃了0.55A,實際只有15瓦
若只看該設備
UPS是供虛功加實功(110*0.55=60W)
還是只供實功 (110*0.55*0.25=15W)
--
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