SUN2000 (8KTL-28KTL) 
User Manual 
 
Huawei Proprietary and Confidential                                     
Copyright © Huawei Technologies Co., Ltd. 
 
Figure 5-3 Crimping a cable 
 
 
Note 1: L3 is the length between the insulation layer of the ground cable and the crimped part. 
L4 is the distance between the crimped part and core wires protruding from the crimped part. 
Note 2: The cavity formed after crimping the conductor crimp strip shall wrap the core wires 
completely. The core wires shall contact the terminal closely. 
Step 3  Install the crimped OT terminal, flat washer, and spring washer on the M6 welded stud, and 
tighten the nut to a torque of 5 N.m using a socket wrench, as shown in Figure 5-4. 
Figure 5-4 Installing a ground cable 
 
 
 
To enhance the anti-corrosion performance of the ground terminals, apply silica gel on them after 
connecting the ground cable. 
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Follow-up Procedure 
To disconnect a ground cable, remove the nut from the M6 welded stud using an adjustable 
wrench, and then remove the spring washer, flat washer, and crimped OT terminal.