Wiring Diagram Of Dual Battery Hookup; Battery Protection - Engel SB30F-N-U Manuel Du Propriétaire

6.1.2 Wiring diagram of dual battery hookup

The wiring diagram shown below is recommended for dual battery
hookup. (See Fig. 4)
Original wiring. Remove
and connect to power
isolator (terminal).
Ignition system
-
+
Vehicle engine
12V battery
CAUTION
To avoid damage to the refrigerator in the event of reverse
polarity or short circuit, install a 10A fuse (12V DC) or a 10A
fuse (24V DC) in the wiring circuit nearer to the battery.

Battery protection

This refrigerator is equipped
with a battery monitor cutting
the compressor in or out in
order to protect the battery.
Field
F
- Alt.
+
or
Gen.
Battery isolator
To Refrigerator
-
+ +
Suggested alternative:
2 golf cart batteries
6V in series
Vehicle AC suppl
Power converter
or battery charger
AC voltage
APP circuit
Battery charge circuit
+
RV battery 12/24 V
90 A/H or more
Recommendation
- FOR POSSIBLE REDUCING
RADIO INTERFERENCE BY
LEAD / WIRE CONNECTION
TO THE OTHER GROUNDING
POINT, OR PLEASE CONTACT
YOUR ENGEL DEALER
(Fig.4)
Cut out Voltage 12V
Cut in Voltage 12V
Cut out Voltage 24V
Cut in Voltage 24V
- 15 -
shoreline cord
Vehicle circuit
breaker or
M/G set
Shoreline outlet
Refrigerator
+
Common with AC ground
-
9.6V
11.5V
20.4V
23.1V
-