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V7.00
24905_EDEBD
A0272-5019-1_EN
75
System operation
System operation
Example 2: Reactive power curve as a function of performance Q (P) (VDE)
0,60
0,40
0,20
-0,40
-0,40
-0,20
0,00
P1 (0,0/0,0)
P3 (0,55/0,09)
P2 (0,5/0,0)
0,1
0,2
0,3
0,4
0,5
0,6
0,7
0,8
0,9
1,0
0,0
P4 (0,85/0,41)
P5 (1,00/0,48)
Cosphi(P)-Beispielkennlinie
Cosphi(P) characteristic curve
P
/
P
b inst
Q
/
P
b inst
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
0%
Q/Pnenn ind.
Q/P rated ind.
untererregt
under-exited
(induktiv
inductiv
übererregt
over-
exited
(kapazitiv
capactiv
)