圖4-24 : P(V)頁面; 圖4-25 : Reactive Power Ctrl 頁面; 圖4-26 : Constant Cosphi 頁面 - Delta M88 Series Operation And Installation Manual

Grid-tie transformerless solar inverter
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4.9.1.3 P(V)
此模式啟動後,當市電電壓大於V lock-in且此時變流器之輸出功率大於P lock-in
時,變流器將會自動將輸出功率降低至P lock-out,直到市電電壓低於V lock-out
且經過T recovery秒後方回復正常功率輸出。
Power Limit
Power vs. Frequency
P(V)
4.9.2 Rective power Ctrl
於虛功控制頁面中有四個功能,分別為Constant cos-phi、cos-phi(P)、Constant Q
及Q(V)。各功能詳細的敘述請參考以下小節。
4.9.2.1 Constant cosphi
此模式啟動後,變流器可饋入固定功率因子(cosphi)之虛功功率至市電,使用者
可透過設定頁面指定欲饋入之功率因子。
► Constant cosphi
Cosphi (P)
Constant Q
Q(V)
ENT
EXIT
EXIT
圖4-24 : P(V)頁面
Constant cosphi
Cosphi (P)
Constant Q
Q(V)
圖4-25 : Reactive Power Ctrl 頁面
ENT
EXIT
圖4-26 : Constant cosphi 頁面
153
Mode
P lock-in
P lock-out
V lock-in
V lock-out
T recovery
Mode
cosphi
試運行
OFF
20%
5%
305.0V
300.0V
300s
OFF
Ind 1.00

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