SMA SC 500HE-US Installation - Manual (Page 68)

8 Electrical Connection SMA America, LLC
68 SC500HEUS-IA-US_en-14 Installation Manual
1. Strip the cable by about 1
1
⁄
5
in. (30 mm).
2. Open the set screw of the terminal completely.
3. Plug the copper and aluminum conductor of the cable into the screw terminal and tighten it with
the specified torque.
If necessary, tighten the screw terminal to the busbar again using a torque
wrench with a torque of 27 ft.-lbs. (37 Nm).
Connecting AC cables to busbars with cable lugs
Position Description
A Nut ‒ size: M 12
B Spring washer
C Washer
D Cable lug
E Busbar
F Screw head ‒ size: M12
Position Description
A Screw head - size: M 12
B Spring washer
E
D
B C
A F
C B
A
B C
B
F
C