Table 5-1 Component description
No. Component Description Source
A PV string ● A PV string is
composed of the PV
modules connected in
series and works with
an optimizer.
● The SUN2000 supports
the input from two PV
strings.
Prepared by the
customer
B Smart PV optimizer The SUN2000-450W-P
smart PV optimizer is
supported.
Purchased from
Huawei
C DC switch Recommended: a DC
circuit breaker with a
rated voltage greater
than or equal to 600 V
DC and a rated current of
20 A
Prepared by the
customer
D Battery The SUN2000 can
connect to LUNA2000
batteries.
Purchased from
Huawei
The SUN2000 can
connect to LG-RESU
batteries (LG RESU7H and
RESU10H).
Prepared by the
customer
E Battery switch Recommended: a DC
circuit breaker with a
rated voltage greater
than or equal to 600 V
DC and a rated current of
20 A
Prepared by the
customer
F
Smart Dongle
a
Supported models:
● WLAN-FE Smart
Dongle: SDongleA-05
● 4G Smart Dongle:
SDongleA-03
Purchased from
Huawei
G
Smart Power Sensor
b
The SUN2000 can
connect to the DTSU666-
HW
c
, YDS60-80
d
, YDS70-
C16
e
, DDSU666-H, and
DTSU666-H smart power
sensors.
Purchased from
Huawei
SUN2000-(2KTL-6KTL)-L1
User Manual 5 Electrical Connection
Issue 10 (2023-02-13) Copyright © Huawei Technologies Co., Ltd. 39
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