According to AS/NZS 4777.2:2020:
The volt–watt response mode varies the
output power of the inverter in response
to the voltage at its terminal. The inverter
should have the volt–watt response mode.
This mode is enabled by default.
The setting of this function can be found
in the “Grid Setting” page, please refer to
previous sub-chapter for the instruction
to access to this page.
Table P(U) response default set-point values
6.4.2 P(U) Control
Region
Australia
A
Australia
B
Australia
C
New
Zealand
Default value Lock-in Voltage
253 V
100%
250 V
100%
253 V
100%
242 V
100%
233 - 255 V
100%
260 V
20%
260 V
20%
260 V
20%
250 V
20%
240 - 265 V
0 - 20%
Lock-out Voltage
Voltage
Inverter maximum active power output
level(P)% of S
Voltage
Inverter maximum active power output
level(P)% of S
Voltage
Inverter maximum active power output
level(P)% of S
Voltage
Inverter maximum active power output
level(P)% of S
Voltage
Inverter maximum active power output
level(P)% of S
rated
rated
rated
rated
rated
Allowed
range
28
Active/Reactive Power Control and LVRT (Optional)