Full Product Manual

18 PurePower 1800 Owner’s Guide
Operation
Input Voltage
The input voltage limits are shown in the following table.
Operating Condition Voltage Range Comment
Normal 10.5–15.5 V n/a
Peak Performance 13–14.5 V n/a
Low Voltage Alarm Voltage is 11.0 V
or less
The audible low battery
alarm sounds.
Low Voltage
Shutdown
Voltage is 10.5 V
or less.
The unit shuts down to
protect the battery from
being over-discharged.
High Voltage
Shutdown
Voltage is 15.5 V
or more.
The unit shuts down to
protect itself from
excessive input voltage.
Note: Although the
PurePower 1800 inverter
incorporates over-voltage
protection, it can still be
damaged if input voltage
exceeds 16 V.
Unit restarts after low
voltage shutdown
11.5 V The unit will not restart
unless the battery voltage is
acceptable for running the
load.
PurePower 1800.book Page 18 Monday, December 12, 2016 5:06 PM