2.2 Networking
The SUN2000 applies to residential rooftop grid-tied systems and small-sized
ground grid-tied PV plants. The system consists of PV strings, grid-tied inverters,
AC switches, and power distribution units (PDUs).
EMMA Networking
Figure 2-2 EMMA networking (the components in dashed boxes are optional)
(A) PV strings (B) SUN2000 (C) AC switches
(D) AC PDU (E) EMMA (F) Power grid
(G) Router (H) FusionSolar
management system
(I) FusionSolar app
(J) SUN2000 (K) Optimizer (L) LUNA2000
(M) Load
● indicates a power cable, indicates a signal cable, and indicates wireless
communication.
● In the inverter cascading scenario, the inverters are both SUN2000-(8K, 10K)-LC0, and a
maximum of three inverters can be cascaded.
● In the inverter cascading scenario, the inverters connected to the power grid must meet
the local power grid requirements.
SUN2000-(8K, 10K)-LC0 Series
User Manual 2 Overview
Issue 01 (2023-09-15) Copyright © Huawei Digital Power Technologies Co., Ltd. 14
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