7.
Connection diagram
L
N
L'
N'
Rel. 1
RESET
S1
LD 1
LD 2
LD 3
LD 4
LD 5
LD 6
LD 7
LD 8
Rel. 2
Test
U_bat <10.5 V
0 V
Si3
Si5
Si4
ST1
ST3
Si6
Si7
ST2
ST4
Si1
Si2
PO1
PO2
PO4
PO3
1
2
3
4
Ext. NTC
When using an external
NTC, NTC1 must be
removed!
+ - + - + - + -
Mains
230 V AC
External user
230 V AC
External user
4 x 12 V DC
Accumulator 2
Accumulator 1
TR1
ON
Accum. fault
Charge
terminating
voltage
Marked position:
All switches at ON
<10.8 V
<10.5 V
<9.45 V
U_bat
Charging controller defective
Mains missing
Fault U_ext.
SE aktive
TA1
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
1
2
NTC1
SE
S
S
+12 V DC
0 V
Mains
Fault U_ext.
!U<
Output
1
2
3
4
ON
Heat sink
These potis (PO1, PO2, PO3)
may not be adjusted!
DIP switch S1
With S1, fault messages can be switched
through to the collective fault.
The respective switch must be at the
"ON" position.
S1/1
Mains fault
S1/2
Fault external user
S1/3
Charger controller defective
S1/4
Accumulator defective (<9.45 V)
LED Displays:
LD1
Accumulator fault
LD2
U_bat<10.8 V, switch-off warning
LD3
U_bat<10.5 V,
power supply switch-off
LD4
U_bat<9.45 V,
accumulator defective
LD5
Charger controller defective
LD6
Mains voltage missing
LD7
Fault external user
LD8
Fault input SE actuated
Potentiometer:
PO4
Charge terminating voltage
Fuses:
Si1
1 AT
Primary mains transformer
Si2
1 AT
External user 230 V AC
Si3
5 AT
Secondary mains transformer
Si4
2.5 AF
Output voltage 12 V DC
Si5
3.15 AF
Accumulator charging
Si6
1 AF
External user 12 V DC (1 and 2)
Si7
1 AF
External user 12 V DC (3 and 4)
Mounting and Connection Instructions Mains/charger unit 12 V DC / 40 Ah 7
X
X
X
X
