FLEXpower Radian Quick Start Guide

AC Subpanel
Loads
L1
L2
NEU
GROUND
L N
OUT
L N
GEN
L N
GRID
N
E
U
L1 L2
GRID
L1 L2
GEN
N
E
U
N
E
U
L1 L2
OUT
L1
L2
NEU
GROUND
AC
Source
Neutral-Ground
Bond
AC Generator
AC Distribution Panel
N
Generator
Start
Battery Bank
Vented Battery Enclosure
Neutral
HOT L1
Ground
AC LEGEND
N
L1
Remove the On/Off jumper
to enable the use of switch
or Emergency Power Off
(EPO)
Ground
Electrode
Conductor
(Ground Rod)
RTS
Cable
On/Off Switch or EPO
RELAY
AUX
+ -
12V
AUX
Switch
INV
Remote
Battery
Temp
HOT L2
L2
EPO
N
L1
L2
Utility Grid
RTS
FPR-4048A wiring
FPR-8048A wiring
and external system
RELAY
AUX
+ -
12V
AUX
Switch
INV
Remote
Battery
Temp
Wiring
FP Radian
IMPORTANT:
Example only. Actual wiring may vary depending
on system details and local electric code. Most factory
wiring is not shown.
Negative
PV
Positive
Ground
DC LEGEND
Battery
Positive
The FPR-4048A follows the same wiring
layout as the FPR-8048A with the
following exceptions (depicted):
o No DC positive (+) plate is present.
A single positive battery cable is used.
The positive cable lug attaches to the
base of the main DC disconnect (with
the GF
DI cable). See Positi
ve
Battery Cable Connections on the
Installation page.
o A single battery negative (–) cable is
used. It attaches to the far right shunt.
o A single PV negative cable (–) and bus
bar are used.
o A single PV positive (+) cable is used.
Connect it to the PV circuit breaker
using a box lug.
NOTE:
Connect the PV positive (+)
wires using box lugs installed
on these circuit breakers.
FM100(-) FM100(-)
L2
L1
N
L2
L2
L2
L1
L1
L1
PV(+)
Battery(–)
PV(–)Battery(+)
900-0226-01-00 REV C
©2018 OutBack Power. All Rights Reserved.
PV Array #1 PV Array #2