SMA DC Disconnect Switch For SB 3300-U - Manual (Page 20)

Installation SMA America, Inc.
14 DC-Discon-U-11:SE4406 Installation Guide
11 Tighten each of
the wires to a
torque of 15 in.
lb.
Once the wiring
is complete,
replace the cover
of the inverter.
Tighten the cover
mounting screws
to the torque
specified in the
Sunny Boy
installation
manual.
12 Connect the AC
and DC field
wiring to the DC
Disconnect. Refer
to the Sunny Boy
installation
manual for
details. NOTE:
Earth-ground
connects to the
right-most
terminal block.
Tighten field
wiring to a torque
of 15 in. lb.