● Stay away from the equipment when preparing cables to prevent cable scraps
from entering the equipment. Cable scraps may cause sparks and result in
personal injury and equipment damage.
● When routing PV cables, the positive and negative PV string cables should be
routed in
dierent pipes to prevent cable damage and short circuits caused by
improper operations during construction.
The cable colors shown in the electrical connection diagrams provided in this chapter are
for reference only. Select cables in accordance with local cable specications (green-and-
yellow cables are only used for grounding).
5.2 Cable Preparation
Figure 5-1 SUN2000 cable connections (dashed boxes indicate optional
components)
Table 5-1 Component description
N
o.
Component Description Source
A PV string The PV string consists of solar
panels connected in series.
Prepared by the
customer
B SmartLogger The SmartLogger3000 is supported. Purchased from
Huawei
SUN2000-4.95KTL-JPL1
User Manual 5 Electrical Connections
Issue 05 (2023-02-17) Copyright © Huawei Technologies Co., Ltd. 39
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