Table 5-2 Cable description
No. Cable Type Recommended
Specications
Source
1 DC input
power
cable
Common outdoor PV
cable in the industry
● Conductor cross-
sectional area: 4–6
mm
2
● Cable outer
diameter: 5.9–8.8
mm
Prepare
d by
the
custom
er
2 (Option
al)
Battery
cable
Common outdoor PV
cable in the industry
● Conductor cross-
sectional area: 4–6
mm
2
● Cable outer
diameter: 5.5–9
mm
Prepare
d by
the
custom
er
3 (Option
al)
Signal
cable
Outdoor shielded twisted
pair cable
● Conductor cross-
sectional area:
– Combined
crimping of
cables on the
port: 0.2–0.35
mm
2
– Crimping the
cables on the
port without
combining
them: 0.2–1
mm
2
● Cable outer
diameter: 4–8 mm
Prepare
d by
the
custom
er
4 AC
output
power
cable
a
Using the PE
equipotential bonding
point at the AC output
port: three-core (L, N,
and PE) outdoor copper
cable
● Conductor cross-
sectional area:
– 8K inverter: 8–
10 mm
2
– 10K inverter: 10
mm
2
● Cable outer
diameter: 16–21
mm
Prepare
d by
the
custom
er
5 PE cable Single-core outdoor
copper cable and M6 OT
terminal
10 mm
2
Prepare
d by
the
custom
er
SUN2000-(8K, 10K)-LC0 Series
User Manual 5 Electrical Connections
Issue 01 (2023-09-15) Copyright © Huawei Digital Power Technologies Co., Ltd. 41