SMA SC 500HE-US Installation - Manual (Page 52)

8 Electrical Connection SMA America, LLC
52 SC500HEUS-IA-US_en-14 Installation Manual
18. Pull the insulated conductor to check that it is
securely in place.
☑ The insulated conductors of the external power
supply are connected.
19. Fasten the cable to the cable anchoring rail using a
cable tie.
☑ The cable is protected against pulling out.
20. Pull the plug out of the terminal block marked with
"200 V".
21. Insert the plug into the terminal block marked with
"208 V".
☑ The external 208 V power supply is connected.