SMA America, LLC Electrical Connection
SB50US-80US-IA-en-36 SB50US-80US-IA-en-36 43
277 V System Configuration
11. Tighten the cables with a torque of 15 in-lb. (1.7 Nm).
12. Check that all terminals have the correct wiring and that the cables are secure.
9. Connect conductor L1 (AC conductor 1 or
UNGROUNDED) to terminal L1. Do not use terminal
L2.
10. Connect conductor N (AC conductor N) to terminal
N.
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