Grundfos Unilift AP12 Notice D'installation Et D'entretien page 9

The control box must be connected to an
external main switch. If the pump is not
installed close to the main switch, this
must be of a lockable type.
E
D
Block diagram for level control
Pos. Description
A Power supply
B Control box
C Pump
D Level switch open
E Level switch closed
6
A
B
C
4.1 Wiring diagram
WARNING
Electric shock
Death or serious personal injury
‐
Switch off the power supply before you
start any work on the product.
The user or the installer is responsible for
correct earthing and protection according
to local regulations.
L1 L2
PE L3
3
1 5
L1 L2 L3
PE
2 4 6
T1 T2 T3
T1 T2 T3
PE
Diagram for UNILIFT AP, APB control box
L1
1
I
2
O
T1
F1
F2
1
Diagram for UNILIFT APG control box
N
13
KM1
14
95
O/R
96
A2
KM1 H1
A1
KM 1/5
L2 L3
A1
3 5
13
4 14 A2
6
Reset/Off
98NO
2 4 6
T3
T2 W1
W2
2