Operation - Dometic Buttner MT BCB 30/30/20 IU0U Instructions De Montage Et De Service

MT BCB60/40: When connected to the mains,
charging of the house battery and trickle charging
of the starting battery takes place with a maximum
of 10 A.
➤Slide the DIP switch to the position "D+" (see
chapter "Selecting the function for the
TR terminal" on page 29).
➤Connect the load relay (4)
the TR terminal.
➤Install the installation cable set (5) between start-
ing battery, load relay and house battery.
➤To connect the battery control booster proceed
as shown in fig. k, page 12.

Operation

I
NOTE
Use a small screwdriver to carefully move
the DIP switches to the required position.
DIP switch position
(gray)
26
(12 V, 100 A/ 180 A)
Desired charging
program
Lead-acid batteries
(14.4 V)
(fig. 7, page 5)
Lead gel batteries
(14.4 V)
(fig. 8, page 5
AGM batteries
(14.4 V)
(fig. 7, page 5)
AGM batteries
(14.7 V/ 14.8 V)
(fig. 9, page 5)
LiFePO4 batteries
(13.9 V)
(fig. 0, page 5)
Setting the charging program
➤Slide the DIP switches (fig. 2 2, page 3) to the
position shown in the table below to set the
charging program for the respective type of
house battery.
A
NOTICE! Damage hazard
Only use batteries that are suitable for the
to
specified charging voltage.
I
NOTE
• Select the charging program suitable
• The specified charging times apply to
• The "Current" LED lights up brighter or
U1
Full trickle
Full charge
14.4 V
(0.5 – 5 h)
14.4 V
(4 – 12 h)
14.4 V
(0.5 – 4 h)
14.7 V
(0.5 – 3 h)
13.9 V
(0.5 – 1 h)
4445103619
for the type of battery used based on
the manufacturer's specifications or
the information in the table below.
an average ambient temperature of
20 °C.
darker according to the charging cur-
rent delivered.
U2
Storage charging
charge
13.5 V
(24 h) (regeneration 2 times per
week: 14.4 V within 1 h)
13.8 V
(48 h) (regeneration 2 times per
week: 14.4 V within 1 h)
13.5 V
(24 h) (regeneration 2 times per
week: 14.4 V within 1 h)
13.6 V
(24 h) (regeneration 2 times per
week: 14.4 V within 1 h)
13.9 V
(24 h) (no regeneration)
U3
13.2 V
13.5 V
13.2 V
13.2 V
13.5 V