Dometic RM24A Service Manual page 6

6
BREAKER
POINT
CAUTION
Do not operate therefrigerator on 12 Volt
when the vehicle is parked.You will run
out of battery in a rather short time.
If possible the installation of a 12Volt ope-
rated
refrigator should be completedwith
a relay mounted either in the car or in the
vehicle (see diagram). This realy will au-
tomaticallycut out the refrigeratorwhen z
car
the motor is stopped.
The figures below are guiding valuer calculated in consideration of
0.5 voltage drop (about 7 % input loss) in the connection cables
V
without taking into account the losses at the terminals,
Maximum length of two conductor cable in feet from
power supply
w 125 W
AWG
95
28 21
14
45 34
12
72 54
10
87
8
6
Maximum length of two conductor cable in meter from
power supply
95 w
1.5
6.0
10.5
2 . 5
16.5
4
25.0
6
10
Fig.
1
150 w 175 w 225
17 15
28 24
45 38
72 62
99
125 W 150 w 175 w
4.5
7.5 6.5
10.5
12.5
13.5
18.5 15.5
26.5 22.5
32.0
RELAY
I -
(solid cooper wire)
275 W
W
11
1 . 6 2 8
18
2.052
24
30
2 . 5 8 8
48 39
3 .264
77 62
6 . 1 1 5
225 w 275
W
5 . 5 4.0 -
5.5
9.0 6.5
10.0 8.0
17.0 14.0
.
REFR
-
in mm
AWG
Area
2.082
3.307
5.260
8.367
13.299