Utility first
: Utility will provide power to
the loads as first priority.
Solar and battery energy will provide
power to the load only when utility power
is not available.
SbU
: Solar energy provides power to the
loads as first priority.
If solar energy is not sufficient to power
all connected loads, battery energy will
supply power the load at the same time.
Utility provides power to the loads only
when battery voltage drop to either
low-level warning voltage or the setting
point in program 5.
03
Charger
source
priority:
To configure
charger
source
priority
Solar first: Solar energy will charge
battery as first priority.
Utility will charge battery only when solar
energy is not available.
Utility first: Utility will charge battery as
first priority.
Solar energy will charge battery only
when utility power is not available.
Solar and Utility(default): Solar energy
and utility will charge battery at the same
time.
Only solar: Solar energy will be the only
charger source no matter utility is
available or not.
04
Setting
voltage point
back to
battery mode
when
selecting
"SBU priority"
or "Solar first"
in program 2.
Options in POWERBACK PB3000S
model:
Full/25.0V/25.5V/26.0V/26.5V/27.0V(def
ault)/
27.5V/28.0V.
Options in POWERBACK PB5000S
model:
Full/50V/51V/52V/53V/54V(default)/55V/
56V.
05
Setting
voltage point
back to utility
source when
selecting
"SBU priority"
or "Solar first"
in program 2.
Options in POWERBACK PB3000S
model:
21.0V/21.5V/22.0V(default)/22.5V/23.0V/
23.5V/
24.0V/24.5V.
Options in POWERBACK PB5000S
model:
42V/43V/44V(default)/45V/46V/47V/48V/
49V.
