INVT SPC Series Operation Manual page 50

SPC Series Solar Pump Inverter
Function
code
Max. reference
P15.27 voltage in max.
power tracking
Adjustment of
P15.28 initial reference
P15.29
upper/lower
P15.30 range of Vmppt
upper/lower
Name
Min. reference voltage in max. power
tracking–P15.31
It is the max. voltage tracked when
MPPT max. power tracking is valid.
0.0–200.0V
MPPT starts to be disturbed from the
initial reference voltage.
Initial reference voltage=PV voltage −
voltage
P15.28
0.0–10.0s
When P15.29=0.0, auto adjustment of
Vmppt upper/lower limit is invalid.
When it is not 0.0, Vmppt upper/lower
Auto
limit is automatically adjusted at an
adjustment
interval specified byP15.29. The center
interval of
after the adjustment is the actual PV
Vmppt
voltage,
adjustment range is P15.30. That is:
limit
Max./Min. Reference voltage = (Actual
PV voltage ±
This will be automatically updated to
P15.26
Auto
adjustment 1.0–100.0V
Range in which Vmppt upper/lower limit
can be automatically adjusted.
limit
Description
Max. voltage in
Model
2.2kW
4–7.5kW
and the
P15.30
and P15.27.
-46-
Function parameter list
max. power
tracking
400.0V
750.0V
upper/lower limit
Default Modify
Model
○
depended
○
5.0V
○
1.0s
○
30.0V