Huawei SUN2000-4.95KTL-JPL1 Quick Manual page 10

Selecting DC Input Terminals
If there are two PV strings, connect them to the two MPPTs respectively.

If there are more than two PV strings, it is recommended that PV strings with the same

number of PV modules connect to the same MPPT. If PV strings with different numbers of PV
modules connect to the same MPPT, energy yield loss will occur.
1a+ 1a- 1b-
1b+
Connecting DC Input Power Cables
Four DC Inputs Connection
2a+ 2a- 2b-
2b+
The DC input terminals are selected as
follows.
Number
SUN2000 (Recommended
of
Connection Method)
Inputs
Connects to (2b+, 2b–)
1
Connects to (1b+, 1b-)and
2
(2b+, 2b-)
Connects to (1b+, 1b-), (2a+, 2a-),
3
and (2b+, 2b-)
Connects to (1a+, 1a-), (1b+, 1b-),
4
(2a+, 2a-), and (2b+, 2b-)
Two DC Inputs Connection
9