7.2.1.1 Grid-tied Point Control
Function
Limits or reduces the output power of the PV power system to ensure that the
output power is within the power deviation limit.
Procedure
Step 1 On the home screen, choose Power adjustment > Grid-tied point control.
Figure 7-11 Grid-tied point control
Table 7-1 Grid-tied point control
Parameter Name
Description
Active
power
Unlimited - If this parameter is set to Unlimited,
the output power of the SUN2000 is
not limited and the SUN2000 can
connect to the power grid at the
rated power.
Grid connection
with zero power
Closed-loop controller ● If multiple SUN2000s are
cascaded, set this parameter to
SDongle/SmartLogger.
● If there is only one SUN2000, set
this parameter to Inverter.
Limitation mode Total power indicates export
limitation of the total power at the
grid-tied point.
Power adjustment
period
Species the shortest interval for a
single anti-backfeeding adjustment.
Power control
hysteresis
Species the dead zone for adjusting
the SUN2000 output power. If the
power uctuation is within the power
control hysteresis, the power is not
adjusted.
SUN2000-(3KTL-10KTL)-M1
User Manual 7 Man-Machine Interaction
Issue 02 (2020-11-20) Copyright © Huawei Technologies Co., Ltd. 73