SFA SANIPUMP ZPG 71 Notice De Service / Montage page 9

5. INSTALLATION
- Disconnect the power supply before carrying out any kind of
work on the plant!
- The electrical connections are not to be exposed to humidity!
5.1 Electrical equipment
The AC-powered model of the pump must be operated with the supplied auxiliary switchgear.
The pump is connected to an earthed wall socket with an earthed type plug by means of the cable which
is con-nected to the switching device.
- The switching device has to be installed outside the flood-
endangered area!
- The floater for the protection against dry running has to be
installed in such a way, so that a decline of the water level below
the bottom line of the motor housing is not possible.
Further electrical installation is not necessary. If required, the motor housing can additionally be earthed
by means of the external earthing terminal intended for that.
If an additional switching device is connected to the pump SANIPUMP
connected as follows:
Three phase model:
The wires of the seven-wire connection cable of the pumps (three-phase model) are marked as follows:
Green/Yellow PE
1 U1
2 V1
3 W1
8
MAINS
1~ 230 V/50 Hz
L1 N
Fuse
Motor
protection
Motor
relay
Motor capacitor
U1 U2
1 2
Z1
3
M
1~
230 V
50 Hz
Ground wire (earthing)
Three windings, star connection
®
Thermal winding
protection
TB1 TB2
4 5
Green/Yellow
PE conductor
4 TB1 First contact control loop
5 TB2 Second contact control loop
ZPG 71.1 S, it has to be