Ch Q (P) - Fronius SnapINverter Serviceanleitung

Ch Q (P)

Specification of relative reactive power depending on effective power
The characteristic is defined by max. 4 characteristic points 0 - 1 - 2 - 3.
The coordinates must be entered for the characteristic points on the 0 (x) axis and on the
1 (y) axis.
-
-
-
Characteristic
point
0
1
2
3
Example:
Characteristic defined by 4 characteristic points
0: P = 0 %, Q = 0 %
1: P = 25 %, Q = 0 %
2: P = 50 %, Q = 0 %
3: P = 95 %, Q = -32 %
Example for Fronius Galvo
88
a
-53 - 0 - +53
b,c,e,f,l
-71 - 0 - +71
d,g,h,i,j,k
-100 - 0 - +100
Coordinates
0-0 (x)
0-1 (y)
1-0 (x)
1-1 (y)
2-0 (x)
2-1 (y)
3-0 (x)
3-1 (y)
Q [%]
1 (y)
Q = +53 % (max.)
rel
cap.
32 %
0 1
25
-32 %
= -53 % (min.)
Q
rel
ind.
Setting range
P: 0 -100 %
Q (see table)
P: 0 -100 %
Q (see table)
P: 0 -100 %
Q (see table)
P: 0 -100 %
Q (see table)
Axis
Characteristic point
ind.
P [%]
2
100
50
0 (x)
3
Q
P [%]
cap.
3
2
1
0
= -32 %
rel
Q [%]