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Delta RPI-M15A

Delta RPI-M15A
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5.2.7.5. FRT (Fault ride through)
根據某些特定地區之電力法規規範,當市電電壓發生驟降時,在一定的時
間內變流器必須維持併網狀態。使用者可透過啟動FRT功能並設定所需的
參數來達到這項要求。
U/Un
I
B
/I
n
K factor
K factor
+10-10
FRT 1/2
21. Jun 2010 13:50
Dead band - Vh
K factor
Vdrop
U1
t1
+10[ ] %
[
[
[
[
2.0
5
20
150
]
]
]
]
%
%
ms
t2
[ 1.5 ] s
Dead band - Vl
-10[ ] %
a
b
c
d
e
f
ab
c
c
100%
U1
0
t1
Fault occurence
t3
time
U
grid/
U
nom
2
Umin
Udrop
a
disconnect
1
connect
d
f
b
g
FRT 2/2
21. Jun 2010 13:50
t3 [ 3.0 ]
s
Mode
ON[ ]
g
h
圖5-22 FRT 設定頁面
138
變流器開機

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