Preparing Cables - Huawei SUN2000-250KTL Series User Manual

SUN2000-(250KTL, 280KTL, 300KTL, 330KTL) Series
User Manual

5.2 Preparing Cables

The SUN2000 supports RS485 communication and MBUS communication. In the
networking diagram,
direction, and
The MBUS communication is applicable to medium-voltage grid connection
scenarios and non-low-voltage public grid connection scenarios (industrial
environment).
Figure 5-1 MBUS networking application (without a SmartMBUS CCO)
(A) PV strings
(D) Transformer station
(G) Management system
Issue 02 (2022-12-20)
NO TE
The cable colors shown in the electrical connection diagrams provided in this section are for
reference only. Select cables in accordance with local cable specifications (green-and-yellow
cables are only used for protective earthing).
and
NO TICE
Copyright © Huawei Technologies Co., Ltd.
indicates the power cable,
indicate the signal flow.
(B) SUN2000s
(E) Power grid
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5 Installing Cables
indicates the power flow
(C) AC combiner box
(F) SmartLogger
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