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ENGLISH14
A
lternator
Battery 1
Battery 2
Battery 3
Inverter
-
+
+
-
+
-
+
-
HVAC Unit
Overcurrent
Protector
120VAC Line
DC Wiring
AC Wiring
NOTES:
1) Batteries must be of the AGM dual purpose
deep cycle/starting type.
2) Alternator should be upgraded. Discuss with
Dometic Applications Department for
recommendation.
3) Inverter must be of approved type by Dometic
in order to insure proper operation of system.
4) Cable size should be chosen based on
voltage drop and load. Cable to inverter
should be 2/0 gauge or greater. All cables
should have an ampacity rating of greater
than the expected amp flow and/or the
overcurrent protection device.
HVAC SYSTEM POWERED BY INVERTER AND MULTIPLE STARTING/DEEP CYCLE BATTERIES
Battery-Powered Systems Installation Guidelines