SUN2000 (8KTL-28KTL) 
User Manual 
 
Huawei Proprietary and Confidential                                     
Copyright © Huawei Technologies Co., Ltd. 
 
Figure 5-22 Locking a nut 
 
 
Step 6  Take off the blue dustproof plugs from the bottom of the DC input connectors. 
Step 7  Insert the positive and negative connectors into corresponding DC input terminals of the 
SUN2000 until you hear a "click" sound, as shown in Figure 5-23. 
Figure 5-23 Positive and negative connectors