Installation manual

63
ENGLISH
OperatingthePVinverter
Adjustableparameters
Parameter Adjustablevalues Description
Dead band - Vhigh +0 ... +20 %
Dead band - Vlow -20 ... 0 %
K factor 0 ... 10
Vdrop 0 ... 90%
t1 0 ... 500 ms
U1 20 ... 90%
t2 0.01 ... 5 s
t3 0.01 ... 5 s
Mode ON | OFF This switches the feature on and off
6.3.6.4 Active/Reactive Power control for Italy CEI 0-21 and Italy A70
Below is an overview of the features that are adjustable to control the production of active and
reactive power for Italy CEI 0-21 and Italy A70. Italy CEI 0-21 is applicable for low voltage grids
and A70 is applicable for medium voltage grids.
Feature Availablefor Description
CEI0-21 A70
Active power control
Power limit x x To reduce the maximum power
production
Power vs. frequency x x To set the power gradiant in
dependency of the frequency
Reactive power control
Constant cos φ This feature is not available for
CEI 0-21 and A70.
cos φ (p) x x To set a cos φ (inductive or
capacative) in dependency of
the active power ratio P/P
n
Constant reactive power x x To set the reactive power ratio
Q/S
n
.
Q (V) x x To set the reactive power ratio
Q/S
n
in dependency of the volt-
age V.