N
o.
Component Description Source
C CT Huawei-developed CT box. Purchased from
Huawei
D Distributor for
general load
Select a proper model as required. Prepared by the
customer
E Battery The SUN2000 can connect to the
LUNA2000.
Purchased from
Huawei
Table 5-2 Cable description
N
o.
Cable Type Recommended
Specications
Source
1 Ground
cable
Single-core
outdoor copper-
core cable
● Conductor cross-
sectional area: 5.5–8
mm
2
● Available model: IV
Prepared by
the customer
2 PV input
cable
Common outdoor
PV cable in the
industry
● Conductor cross-
sectional area: 3.5–5.5
mm
2
● Cable outer diameter:
5.5–7.3 mm
Prepared by
the customer
3 Battery
power
cable
Common outdoor
PV cable in the
industry
● Conductor cross-
sectional area: 3.5–5.5
mm
2
● Cable outer diameter:
5.5–7.3 mm
Prepared by
the customer
4 Communic
ations
cable
(battery)
Four-core
outdoor shielded
twisted pair
Conductor cross-sectional
area: 0.20–1 mm
2
Prepared by
the customer
5 Communic
ations
cable
(inverter
to
SmartLogg
er or
cascaded
inverter)
Four-core
outdoor shielded
twisted pair
Conductor cross-sectional
area: 0.20–1 mm
2
Prepared by
the customer
SUN2000-4.95KTL-JPL1
User Manual 5 Electrical Connections
Issue 05 (2023-02-17) Copyright © Huawei Technologies Co., Ltd. 40