SMA SUNNY BOY 3.0-US Instructions D'installation page 51

SMA Solar Technology AG
16. Ensure the conductors are plugged into the terminal
points (round openings) as far at is will go and not
into the actuation shafts (rectangular openings).
17. Ensure that the terminal points are allocated to the correct conductors.
18. Ensure that the conductors are plugged completely into the terminal points up to their
insulation.
Installation Manual
6 Electrical Connection
1
1
SBxx-1SP-US-41-IA-xx-12 51