OutBack Integration Guide

Rev1.6_01-22-22
Set Up Fortress Power Lithium Batteries with Outback Systems
505 Keystone Rd, Southampton, PA 18966 . [phone]. [e-mail] . Fortresspower.com
1
Introduction
This integration guide will help set up the charge/discharge parameters of Fortress Power batteries as
they relate to Outback Radian FXR inverter
Datasheets / Manuals: https://www.fortresspower.com/resources/
Email: [e-mail]
Discord Support: https://discord.gg/kxX6QMjKFw
Phone: [phone] x 2
Hours: 8:30AM - 6:30PM EST
Warranty Submittal: https://www.fortresspower.com/product-warranty/
Radian / FXR Inverter Settings (divide voltage by 2 for 24V FXR settings)
Inverter
80% DoD, 6000 cycles
Absorb Voltage and Time
55.2 Vdc / 2.0 hr
Float Voltage and Time
54.4 Vdc / 0.0 hr
*only float with w/inverter if charge controllers unavailable
Re-float Voltage
52.4 Vdc
*Increase by 1V if charge controllers unavailable
Re-Bulk Voltage
51.2 Vdc
*Increase by 1V if charge controllers unavailable
AC Input Mode
Grid Tied (default, adjust as needed)
AC Charger Limit in AC
LFP10: 15 Aac per battery
eFlex: 15 Aac per battery
eVault: 30 Aac per battery
Low Battery Cut-Out Voltage
50V *user adjustable
LBCO Delay
130 seconds *user adjustable
Low Battery Cut-in Voltage
51.2 *user adjustable
High Battery Cut-Out Voltage
56.4V
HBCO Delay
10 seconds
High Battery Cut-in Voltage
55.2V
SellRE (Offset) Voltage Max
51.6V for “zero-outflow”, 53.6V for selling at “100% full”
Temp Sensors
Do not use temperature sensors / reduce any temperature
coefficients to as close to zero as allowed
Note: Keep Reading for Charge Controller / FlexNetDC / OpticsRE settings
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