Number of Y-
branch
Connector
Sets
Recommended
MPPT to Be
Connected
Number of Y-
branch
Connector
Sets
Recommended
MPPT to Be
Connected
1
MPPT9
2
MPPT6 and MPPT9
3
MPPT6, MPPT7 and
MPPT9
4
MPPT4, MPPT6,
MPPT7, and MPPT9
5
MPPT4, MPPT6,
MPPT7, MPPT8,
and MPPT9
6
MPPT4, MPPT5,
MPPT6, MPPT7,
MPPT8, and MPPT9
7
MPPT3, MPPT4,
MPPT5, MPPT6,
MPPT7, MPPT8,
and MPPT9
8
MPPT1, MPPT3,
MPPT4, MPPT5,
MPPT6, MPPT7,
MPPT8, and MPPT9
9
MPPT1, MPPT2,
MPPT3, MPPT4,
MPPT5, MPPT6,
MPPT7, MPPT8,
and MPPT9
N/A
N/A
Figure 5-12
Connecting Y-branch connectors to the PV strings
(recommended)
SUN2000-(175KTL-H0, 185KTL-INH0, 185KTL-H1
User Manual
5 Electrical Connections
Issue 05 (2020-08-30)
Copyright © Huawei Technologies Co., Ltd.
44