Electrical Connections; Starting; Starting The Pump After A Long Period Of Inactivity - DAB ACTIVE EC Serie Instrucciones Para La Instalación Y El Mantenimiento


For any maintenance jobs it is recommended:

to fit an interception valve along the pipe, close
to the pump,

to use a straight length of pipe, after delivery,
for lifting the cover of the Active system, in the
event of inspection.

At suction from a well it is indispensable to install a
foot valve complete with filter.
 The pump is supplied with fittings:
1" GAS for 50Hz versions
1" NPT for 60Hz versions (on request also GAS)
If a fitting is also used on suction, it must be of the non
deformable type.
ENGLISH
Foot valve
27

4.2 Electrical connections

ATTENTION!!
ALWAYS OBSERVE THE SAFETY
REGULATIONS!!
Electrical installation must be carried out by an
authorised, skilled electrician who assumes all
responsibility.
THE SYSTEM MUST BE
CORRECTLY AND SAFELY
EARTHED!!
 Ensure that the mains voltage is the same as that
shown on the motor data plate.
 The correct operating voltage and frequency are
indicated on the pump data plate.
Never make any connection on the terminal
card if the electric power supply has not
been deactivated for at least 5 minutes

4.3 Starting

DO NOT START THE PUMP WITHOUT
HAVING COMPLETELY FILLED IT
WITH FLUID.
Before starting, check that the pump has been regularly
primed, filling it completely with clean water through the
hole provided, after having removed the filling cap,
located on the pump body. The filling cap must then be
accurately screwed back on.
 Connect the power cable to the mains.
4.4 Starting the pump after a long period of
inactivity
Using a screwdriver, inserted in the hole in the centre
of the fan cover, it is possible to free the rotor if the
pump has been still for a long time.
If the pump has been drained, it must be filled with fluid
before starting.