Figure 5-1 SUN2000 cable connections (optional in dashed boxes)
If the Smart Dongle is congured, you are advised to install the Smart Dongle
before connecting the signal cable.
Table 5-1 Component description
No.
Component Description Source
A PV module ● A PV string is composed of
the PV modules connected
in series. The PV modules
can work with an optimizer.
● The SUN2000 supports the
input from two PV strings.
Prepared by the
customer
B DC switch Recommended: a PV circuit
breaker with a rated voltage
greater than or equal to 1,100
V DC and a rated current of 15
A.
Prepared by the
customer
C Smart Dongle Supported models include:
● WLAN-FE Smart Dongle:
SDongleA-05.
● 4G Smart Dongle:
SDongleA-03.
Purchased from
Huawei
D SUN2000 Select a proper model based on
requirements.
Purchased from
Huawei
SUN2000-(3KTL-10KTL)-M0
User Manual 5 Electrical Connections
Issue 06 (2020-10-23) Copyright © Huawei Technologies Co., Ltd. 31