SMA DC Disconnect Switch For SB 3300-U - Manual (Page 17)

SMA America, Inc. Installation
Installation Guide DC-Discon-U-11:SE4406 11
5 Hang the inverter
on the two tabs at
the top of the
backplate.
Be careful not to
set the full weight
of the inverter on
top of the DC
Disconnect.
Use extra care
when setting the
inverter in place
not to injure your
fingers.
6 Insert the
grounding screw
and lockwasher
on the bottom of
the inverter and
tighten to a
torque of 44 in.
lb. For proper
grounding,
ensure that the
teeth of the
lockwasher face
the tab, not the
screw.
Hold the DC
Disconnect
against the
bottom of the
inverter and
tighten the
mounting screws
to a torque of 44
in. lb.