88
89
Setting
Setting
m) DRM function (applied to NZS4777.2)
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 .
>Function Control
DRM Function
Enable
n)Main Breaker Limit
Here you can set an open minimum current here.
>Current
40A
Main Breaker Limit
>Proportion
Power Limit
1.00
l) Power limit
Power limit function, the maximum power of the AC port can be set
by percentage.
j) PU Function (applicable to specific countries, please refer to local
grid 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.
PU Function
Enable
PU Function
220.0V
Response V2
PU Function
250.0V
Response V3
PU Function
265.0V
Response V4
>PuFunction
k) LVRT Function(apply to50549)
Here you can set the high and low enable or disable.
Function Control
Disable Enable
LVRT 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
0.9
0.9
Upper limit
capacitive
inductive
f (P)
Lower limit
Power Lower
Power Upper
curve C
0.3
0.7
0.2
0.8
0.50.2 1.0
0.95
0.95
cosφ
capacitive
inductive
f (P)
curve B