Huawei Copy-SUN2000 L1 Series - 7.2.4 DRM (Australia AS4777)

IPS Test Type Description
Minimum
underfrequency
(81.S1)
The default underfrequency protection threshold is 49.8 Hz,
and the default protection time threshold is 0.1s.
Minimum
underfrequency
(81.S2)
The default underfrequency protection threshold is 47.5 Hz,
and the default protection time threshold is 0.1s.
Step 3 After the IPS test is complete, IPS State is displayed as IPS state success. Tap
Historical report in the upper right corner of the screen to view the IPS check
report.
----End
7.2.4 DRM (Australia AS4777)
Function
According to Australia AS 4777.2-2015, solar inverters need to support the
function of demand response mode (DRM), and DRM0 is a mandatory
requirement.
This function is disabled by default.
Figure 7-17 Wiring diagram for the DRM function
NO TE
The demand response enabling device (DRED) is a power grid dispatch device.
Copy-SUN2000-(2KTL-6KTL)-L1
User Manual 7 Man-Machine Interaction
Issue 06 (2022-03-10) Copyright © Huawei Technologies Co., Ltd. 76