Dometic BUTTNER MT LB 40 Instructions De Montage page 18

EN MT LB
to the negative pole of the house, using a cable with 1 mm² cross-section. This connection will reduce the volt-
age drop on power cables during the charging process by an electronic control device.
10. Optional, only applicable to models MT LB 40, MT LB 80, MT LB 24-40, MT LB 24-60: Connect a de-
AUX
vice to the
variant D, Connection variant
Connection variant A
Connection variant for basic installation with 12 V or 24 V batteries.
To connect the battery charger proceed as shown.
Fig.  on page 5
Table 6: Connection diagram variant A
No.
1
Connection variant B
Connection variant for vehicles without control unit or with a split charge relay.
To connect the battery charger proceed as shown.
Fig.  on page 6
Table 7: Connection diagram variant B
No.
1
2
3
4
Connection variant C
Connection variant for vehicles with control unit already installed.
To connect the battery charger proceed as shown.
Fig.  on page 6
18
connection, see connection diagram,
E.
Description
Alternator
House battery
Starting battery
Description
Alternator
Fridge
Control unit
80 A fuse (max. supported current 80 A, recommended current 60 A)
House battery
Starting battery
Connection variant B, Connection variant C, Connection