Const. Q Rel - Fronius SnapINverter Serviceanleitung

Const. Q Rel

Constant specification for relative reactive power in % in relation to the nominal apparent
power of the inverter
Setting range:
-
-
-
Example:
Q
Example for Fronius Galvo
84
(Galvo)
-53 - 0 - +53
(Symo S, Symo M -8k2, Symo Hybrid, Primo -8k2, Primo US -8k2)
-71 - 0 - +71
(Symo M -20, Primo US -15, Eco, Symo US -24, Symo US (Eco)
-100 - 0 - +100
= -32 %
rel
under-excited (inductive)
cos φ = -0,85
Q = -100 %
rel
Q = Reactive power [VAr]
P = Effective power [W]
S = Projected apparent power [VA]
n
cos φ = Power factor
Q = Operative reactive power limit of the inverter [%]
rel
P
Q
Q = -53 %
rel
Q = -32 %
rel
over-excited (capacitive)
cos φ = +0,85
Q = +53 % Q = +100 %
rel rel