Const. Q Rel - Fronius Galvo Serviceanleitung

Const. Q Rel

Constant specification for relative reactive power in % in relation to the nominal apparent
power of the inverter
Setting range:
Fronius Galvo -53 - 0 - +53 %
Fronius Symo -71 - 0 - +71 %
Example:
Q
rel
Q = reactive power [VAr]
P = effective power [W]
S
Example for Fronius Galvo
= -32 %
under-excited (inductive)
cos φ = -0,85
Q = -53 %
rel
= calculated apparent power [VA]
n
over-excited (capacitive)
P
cos φ = +0,85
Q = +53 %
rel
Q = -32 %
rel
Q
73