6 Electrical Connection
SMA Solar Technology AG
Operating manual
57
SI44M-80H-13-BE-en-15
13. Use an Allen key (AF 5) to fasten the
DC-
cable to the
DC-
connection with an M8x20 pan head screw (torque: 12 Nm). Be
sure to adhere to the following screw assembly: screw head |
conical spring washer | fender washer | terminal lug | DC
connection.
14. Ensure that the entire contact surface of the fender washer is in
contact with the terminal lug.
15. Ensure that the seal insert is positioned correctly in the cable gland.
16. Tighten the swivel nuts of the cable glands (torque 4.5 Nm).
6.6.2
Connecting the AC Power Cable
Always proceed as follows to connect the power cables.
Cable requirements:
☐ Conductor type: copper wire
☐ Recommended conductor cross-section: 10 mm²
☐ Conductor cross-section: 1.5 mm² to 16 mm²
☐ Cable diameters: 9 mm to 18 mm