6
- Pump connections
Before connecting the motor to the pump, read
this instructions manual and the one supplied
with the pump or electric pump to wich the mo-
tor will be coupled.
Keep both manuals with care.
-Installing the motor in a well or tank
Follow the instructions in the pump or electric
pump brochure.
When installing the electric pump vertically,
make sure the motor does not rest on the bot-
tom of the well ot tank.
When installing the electric pump horizontally,
make sure the motore does not rest on the bot-
tom of the tank.
2.01 START-UP
Follow the instructions in the pump or electric
pump manual
-Electrical connections to the electric pump
Electrical connections may only be performed
I`HX\HSPÄLKPUZ[HSSLYPUJVTWSPHUJL^P[OJ\Y
-
rent regulations.
Make sure that the supply voltage and fre-
quency are compatible with the electrical panel.
The relative information is shown on the motor
PKLU[PÄJH[PVUWSH[LHUKPU[OLKVJ\TLU[ZZ\W
-
plied with the panel. Provide suitable short cir-
cuit protection on the supply line.
Before proceeding, make sure that all the con-
nections (even if they are potential-free9 are
voltage-free.
Unles
ZV[OLY^PZLZWLJPÄLKPUSVJHSI`SH^Z[OL
Z\WWS`SPULT\Z[ILÄ[[LK^P[O!
- a short circuit protection device.
- a high sensitivity residual current circuit brea-
ker (30mA) for addictional protection from elec-
[YVJ\[PVUPUJHZLVMPULMÄJPLU[NYV\UKPUN
- a general switch with a contact aperture of at
least 3 millimiters.
Ground the system in compliance with current
regulations.
Single-phase version
Connect the electric pump to a supply line via
a suitable electrical control panel containing the
overload protection and the capacitor.
Refer to the wiring
KPHNYHTPUÄN\YLHUK[OL
documentation supplied with the electrical pa-
nel.
Refer to the motor rating plate for the capacity
of capacitor.
Install the electrical panel in a sheltred area.
Figure 2: Single-phase wiring diagram
Three-phase version
Connect the electrical pump to a supply line via
a suitable electrical control panel.
Install the electrical panel in a sheltered area.
Refer to the documentation supplied with the
electrical panel.
For connections to any external control follow
the instructions supplied with these devices.
