Grundfos Unilift AP50.50.08.1.V 96010595 [5/51] Functional sketch

Grundfos Unilift AP 12.40.08.A1 96010980 [5/51] Functional sketch
5
7. Functional sketch
The control box must be connected to an external
mains switch. If the pump is not installed close to the
mains switch, this must be of a lockable type.
Check that the mains voltage and frequency stated
on the pump nameplate are suitable for the electric-
ity supply on which it will be used.
Block diagram for level control:
8. Wiring diagram
The electrical connection should be carried out in
accordance with local regulations.
Key diagram for level control box:
TM01 1267 4097
Control box
Closed
Pump
Open
Supply
Before starting work on the control box, make sure that the electricity supply has been switched off
and that it cannot be accidentally switched on.
As a precaution, the control box must be connected to a socket with earth connection. The perma-
nent installation must be fitted with an earth leakage circuit breaker (ELCB) with a tripping current
< 30 mA.
TM03 0287 4704
PE
L1 L2
L3
1
3
5
24 6
T1
T2 T3
PE
PE
L1 L2
L3
T1
T2
T3
95
96
13
14
A2
A1
KM1
O/R
KM1
H1
N
KM 1/5
Subject to alterations.

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