Connection Diagram & Connection Area
Ungrounded solar modules
PV frame ground
~
AC
30.98 lb-in / 2.58 ft. lb. / 3.5 Nm
DC =
15.93 lb-in / 1.33 ft. lb. / 1.8 Nm
DC = (+)
DC = (-)
N
L1
L2
Fronius Primo 10 - 15 kW
DC = terminal block
MPPT1
MPPT2
DC = disconnect
Grounding terminal
Grounding electrode terminal *
Energy-
meter
AC ~ distribution
panel
Main grounding system
L2
L1
N
Lockable AC ~
disconnect
switch (optional)
25