Setting
Setting
16) DRM function (applied to NZS4777.2)
>Function Select
DRM Function
Enable/Disable
17) Main Breaker Limit
>Current
40A
Main Breaker Limit
>Proportion
Power Limit
1.00
14) Power limit
Power limit function, the maximum power of the AC port can be set by
percentage.
PU Function
Enable
PU Function
220.0V
Response V2
PU Function
250.0V
Response V3
PU Function
265.0V
Response V4
>PuFunction
13) FVRT Function(apply to 50549)
Here you can enable or disable the FVRT Function.
Function Select
Disable/Enable
FVRT Function
● Reactive power control, reactive power standard curve Q= f(V)
Q
V
Qmax
-Qmax
V2sV1s
V1iV2i
V2i=0.90Vn
V2s=1.10Vn
V1s=1.08Vn=QuVlowRate
V2i=0.92Vn=QuVlowRate
0.50.2 1.0
0.9
0.9
cosφ
capacitive
inductive
100
101
For power limit of smart meter or CT, the current must be set in line
with the utility's contract requirements. In case of failure to set, it
may cause a circuit breaker fault of main switchboard, adversely
affecting the charging or discharging of battery. Click Main Breaker
Limit to enter the setting interface, and then choose the
corresponding amperage according to the utility's requirements.
15) AS4777 Setting
It is the same as the function of Export Control, but it’s only applicable
to Australia and New Zealand.
>Export Control
General Control
Enable
Export Control
>Soft Limit
00000W
Export Control
>Soft Limit Value
12) PU Function (applicable to specific countries, local grid please refer to
requirements)
The PU function is a volt-watt response mode required by certain national
standards such as AS4777.2. This function can control the active power of
the inverter according to the grid voltage.
Selecting "Enable" means that this function is turned on and is the default
value.
Select "Disable" to deactivate the function.
The DRM function is a demand response method required by the
NZS4777.2 standard and is only applicable to NZS4777.2.
The default value is "enable". Select "Disable" to disable this function.
0.9/0.95*)
0.9/0.95*)
leading
p/p
lagging
curve B
0.5 1.0
over-excited
under-excited
0.2
1
max
cos φ
curve C
p/p
n
*) Depend on the required Q capacity