SUN2000-(12KTL, 15KTL, 17KTL, 20KTL)-M0 
User Manual 
 
Copyright © Huawei Technologies Co., Ltd. 
 
 
 
If the external AC switch can perform earth leakage protection, the rated leakage action 
current should be greater than or equal to 100 mA. 
 
If multiple SUN2000s connect to the general residual current device (RCD) through their 
respective external AC switches, the rated leakage action current of the general RCD 
should be greater than or equal to the number of SUN2000s multiplied by 100 mA. 
 
A knife switch cannot be used as an AC switch. 
 
The hex key is delivered with the inverter and bound to the hanging kit at the bottom of 
the inverter. 
Figure 5-4 Hex key 
 
 
Procedure 
Step 1  Connect the AC output power cable to the AC connector. 
Figure 5-5 Stripping requirements