STUDER Innotec
MBR – User Manual
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V2.2.1
Connection for the
MBR 12/24-100
30
Positive pole (+) of the
start battery
85
Ignition contact (only if
« start
assistance »
is
wished)
86
Negative pole (-) of the
system
Cautious: this connection
must always be
protected with a 3A fuse
!
87
Connected to the positive pole
(+) of the auxiliary battery
(state of the variable relay as
per the voltage)
Connections for the MBR 12/24-160 and
MBR 12/24-500
A1
Positive pole (+) of the start battery.
A2
Positive pole (+) of the auxiliary battery or of the
appliances.
STAT.
3 modes
1 Connected to the positive pole (+), relay closed.
2 No voltage, state of the variable relay as per the
voltage.
3 Connected to the negative pole (-), relay open.
LED
Not used.
MIN.
Negative pole (-) of the system.
Caution, this pole must always be connected !
Warning ! The start and auxiliary batteries must always have the same nominal voltage !
Technical specifications
MBR 12/24-100
MBR 12/24-160
MBR 12/24-500
Voltage
Automatical detection
Automatical detection
Automatical detection
Batteries connection
M6
M8
M8
Other connections
Male poles 6,3 mm
Male poles 6,3 mm
Male poles 6,3 mm
Recommended cable
Min. 25 mm²
Min. 50 mm²
Min. 50 mm²
Nominal current
100 A
160 A
500 A
Peak current
480 A / 250 ms
480 A/ 250 ms
2000 A / 250 ms
Start voltage
13,2 V@12 V / 26,4@24 V
13,2 V@12 V /26,4@24 V
13,2 V@12 V / 26,4@24 V
Connection delays
5 s
5s
5 s
Disconnection delays
60 s
60 s
60 s
Fast disconnection
12,8 / 25.6 V
12,8 / 25.6 V
12,8 / 25.6 V
Fast disconnection delays
4 s
4 s
4 s
Stop in case of overvoltage
16 V@12 V / 32 V@24 V
16 V@12 V / 32 V@24 V
16 V@12 V / 32 V@24 V
IP code
IP54
IP54
IP54
Consumption relay open
1,5 mA@12 V / 1.5 mA@ 24 V 1,8 mA@12 V / 2 mA@ 24 V 1,8 mA@12 V / 2 mA@ 24 V
Consumption relay closed
360 mA@12 V / 160 mA@24 V 340 mA@12 V / 170 mA@24 V 160 mA@12 V / 100 mA@24 V
Start consumption (100 ms)
3 A@ 12 V / 1,5 A@24 V
3 A@ 12 V / 1,5 A@24 V
3 A@ 12 V / 1,5 A@24 V
Weight
110 g
470 g
420 g
Dimensions (L x w x h) [mm] 46 x 46 x 80
58 x 72 x 108
72 x 70 x 80
MBR 12/24-100
MBR 12/24-160
MBR 12/24-500
