Figure 7-9 Wiring diagram for the DRM function (EMMA networking)
The demand response enabling device (DRED) is a power grid dispatch device.
Table 7-6 DRM requirements
Mode
Port on the Inverter Requirements
DRM0 DIN4 and GND of the COM
port
● When S0 and S9 are switched
on, the inverter should be shut
down.
● When S0 is switched o and
S9 is switched on, the inverter
should be connected to the
power grid.
Procedure
Step 1 Log in to the EMMA on the local app and choose Power adjustment > AS4777 >
DRM on the home screen.
Step 2 Set DRM to
.
SUN2000-(5K-12K)-MAP0 Series
User Manual 7 Power-On and Commissioning
Issue 01 (2024-05-13) Copyright © Huawei Digital Power Technologies Co., Ltd. 108
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