Delta RPI Series - Q Setting 24;7 and Q(P) Control

Figure 5-29 : Q setting 24/7 page
In “Q setting
24
／
7
”, there are 4 modes: Q setting point, Q(P), Q(V), Q(T),
with the “Q setting
24
／
7
” control mode, the inverter remains connected to the
grid during night time and provide the reactive power. If the inverter disconnected
from grid at night time, it can only restart when there is enough PV power at DC
input of the inverter.
Refer the following section to the information of each control modes.
Q setting point
Q(P)
Q(V)
Q(T)
5.2.9 Q setting
24
／
7
In Q setting point, user can assign a percentage of reactive power to the inverter.
Figure 5-30 : Q setting point page
5.2.9.1 Q setting point
►►
Q setting point
Q(P)
Q(V)
Q(T)
Mode
Fix Q
►
OFF
Ind 90%
EXIT
ENT
Q(P) is a function that inverter will feed in reactive power when the output power
reach the setting value.
Figure 5-31 : Q(P) page
5.2.9.2 Q(P)
►
Mode
Q upper
P lower
Q lower
►
OFF
Ind 0%
45%
Ind 44%
Q setting point
Q(P)
Q(V)
Q(T)
P upper:
V lock-in:
V lock-out:
►
100%
249.3V
304.7V
EXIT
EXIT
ENT
49
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