Quick Start Guide
In 46.4 V 0.0 A
Out 55.2 V 0.0 A
0.000 kW 0.0 kWH
AUX: OFF Sleeping
PV
+
PV
–
BAT
–
BAT
+
MATE
Port
(RJ45)
RTS
Port
(RJ11)
In 46.4 V 0.0 A
Out 55.2 V 0.0 A
0.000 kW 0.0 kWH
AUX: OFF Sleeping
PV
+
PV
–
BAT
–
BAT
+
MATE
Port
(RJ45)
RTS
Port
(RJ11)
Wiring
AC
Main Panel,
Grounded,
with
Utility Grid
To AC, DC, and PV as shown to the left
N
L N
OUT
L N
GEN
L N
GRID
To ports as shown to the left
GS4048A wiring
With GSLC175PV1-120/240 and grid bypass
N
E
U
L1 L2
GRID
L1 L2
GEN
N
E
U
N
E
U
L1 L2
OUT
L2
L2
L2
L1
L1
L1
1
2
7
8
9
10
RTS
N
L1
L2
N
L1
L2
L1
N
L2
N
L1
L2
AC
Subpanel
with Loads
5
6
9
10
N
L N
OUT
L N
GEN
L N
GRID
CAT5-style Cables
AC
Generator
Generator
Start
Also
Remove
On/Off Jumper
GS8048A wiring
and external system
1
2
RTS Cable
On/Off
Switch
or
Rapid
Shutdown
RELAY
AUX
+ -
12V
AUX
Switch
INV
Remote
Battery
Temp
RELAY
AUX
+ -
12V
AUX
Switch
INV
Remote
Battery
Temp
N
E
U
L1 L2
GRID
L1 L2
GEN
N
E
U
N
E
U
L1 L2
OUT
L2
L2
L2
L1
L1
L1
7
with GSLC175-PV-120/240
and grid bypass
PV Array #1 and #2
6
5
9
10
8
Battery Bank
Negative
Battery
Positive
Neutral
Hot L1
Ground
LEGEND
Hot L2
PV
Positive
NOTE: For instructions on stacking
multiple units, see the Radian product
literature. These documents are available
at www.outbackpower.com.
FM80 #1 FM80 #2
FLEXnet DC
Twisted-pair wiring
1
2
3
4
5
6
(+) Positive
(–) Negative
7
8
9
Relay Connections
(not shown)
10
NOTE:
Terminals and are used for the Battery Sense
function. Terminals and connect to Shunt C.
Terminals and connect to Shunt B. Terminals
and connect to Shunt A. See the FN-DC
literature for more information. These documents are
available at www.outbackpower.com.
1 2
5 6
7 8
9 10
(–) FM-80 #2
(–) Bus Bar
(–) FM-80 #1
(–) Bus Bar
(–) Inverter
(–) Bus Bar
900-0162-01-01 REV A Sheet 3 of 3
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