Heating/Boiler
Light B
Light A
Pump
Entrance step
Aux.
Gas consumers
Refrigerator
D+/External lighting
Connection
fresh water probe
Connection
sewage probe
Connection
battery charger
1/8 free
2/8 LED green
3/8 LED red
4/8 12V mains
5/8 + charge
6/8 Plus charge
7/8 Earth
8/8 Earth
Connection
display panel
Connection
earth consumers
Connection
pump switch
Connection
D+ generator
Connection
earth
Connection
battery II
Connection
battery I
Reserved for 9-pole plug
1/9 Heating/Boiler via main switch protected by fuse1
2/9, 5/9, 4/9 Light B via main relay protected by fuse2
3/9 Pump switched by relay protected by fuse4
6/9 External lighting / D+ increased automatic change-over via +, protected by fuse9
7/9, 8/9, 9/9 Light A via main relay protected by fuse3
Reserved for 6-pole plug
1/6 Entrance step continuous, protected by fuse5
2/6, 3/6 Refrigerator D+ controlled, protected by fuse8
4/6 Aux. continuous, protected by fuse6
5/6, 6/6 Gas consumers continuous, protected by fuse7
B2 permanently connected to refrigerator when connections
KS1 and KS2 bypassed (no longer controlled via D+)
D+ signal switched via relay
Pump
relay
Main relay
Parallel
connection relay
Refrigera-
tor relay
D+/Ext.
lighting
relay
KS2
KS1
FWT
AWT
Display
Earth
Charger
Pump
D+