SUN2000-(12KTL, 15KTL, 17KTL, 20KTL)-M0 
User Manual 
 
Copyright © Huawei Technologies Co., Ltd. 
 
5.1 Preparing for Installation 
Figure 5-1 SUN2000 cable connections (optional in dashed boxes) 
 
 
 
 
If the Smart Dongle is configured, you are advised to install the Smart Dongle before 
connecting the signal cable. 
Table 5-1 Component description 
 
A PV string is composed of the 
PV modules connected in series. 
 
The SUN2000 supports the input 
from four PV strings. 
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.