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The self-priming electric pump with rubber impeller is suitable for the transfer of delicate food liquids even in the 
presence  of  suspended  bodies  (such  as  wine,  milk,  oil,  de-stemmed  grapes,  fruit  juices),  and  a  wide  range  of 
chemical substances.  
The  electro  pump  is  able  to  work  in  both  directions  of  rotation.  The  pump  body  is  made  entirely  of  AISI  304 
stainless  steel,  while  the  impeller  is  made  entirely  of  rubber  for  food  use  (Certificate  N°  2218  del  05/11/98;  N° 
2218/b del 05/11/98; N° 2844 del 30/11/98 in accordance with D.M. del 21/03/73 e D.M. n° 220 del 26/04/93).  
In  the  COAXIAL  and  with  INVERTER  models  the  pump  is  connected  directly  to  the  crankshaft,  while  in  the 
"BELT TRANSMISSION" models  the pump  is  connected to  a pulley connected to  the engine with  transmission 
belts; on the MECHANICAL VARIATOR and REDUCER models the pump is connected to a cardan shaft. 
In each model the pump can be easily opened to allow ordinary cleaning and maintenance operations to be carried 
out by the qualified staff. 
The  models  EURO  20,  EURO  30,  EURO  40,  EURO  50,  EURO  60  can  be  provided  with  BY-PASS:  a  valve  in 
stainless steel AISI 304 is placed externally to the body pump, which allows you to adjust the pressure as you like. 
It is not to be used to regulate the flow, but it allows to close the outlet pipe and let the product recycle for a few 
seconds  avoiding  overloads  to  the  engine  (ATTENTION  max  10  sec.  to  avoid  problems  of  overheating  and  /  or 
damage to the product).  
 

 
 
 
The electric pump consists of the following components: 
-ENGINE 
-TROLLEY (optional in the coaxial models) 
- MOTOR PULLEY (where provided) 
-PUMP PULLEY (where provided) 
- BELT (where provided) 
-PUMP SUPPORT 
-RUBBER IMPELLER 
-MECHANICAL SEAL  
- STAINLESS STEEL DISC 
- STAINLESS STEEL SHAFT 
-ELECTRICAL PANEL 
 
 
 
 
The electric pump must be positioned firmly in a stable and horizontal position with respect to the ground (operate 
the brake of the wheels in the models provided with them), and the level of the liquid to be transferred must be at a 
maximum depth not exceeding 5/6 meters from the axis of the pump, and the aspiration system must be below the 
liquid level of at least 10-15 cm. 
 
Checks before installation: before connecting the machine, make sure that the motor voltage (shown on the plate) 
corresponds to that of the mains and that the switch is set to the "Zero" stop position. The electrical safety of this 
machine is allowed only if it is connected to an effective earthing system, performed according to current electrical 
standards. The verification and possible installation of the appropriate electrical components must be carried out by 
qualified  staff.  Furthermore,  the  use  of  multiple  sockets  or  adapters  is  not  recommended;  if  their  use  is 

1. DESCRIPTION 

2. POSITIONING, CHECKS AND INSTALLATION 

Summary of Contents for EURO 20

Page 1: ...ons for use and technical manual Self priming electric pumps EURO Enoitalia S r l Via Provinciale Pisana 162 Fraz Pieve a Ripoli 50050 Cerreto Guidi FI Tel 0571 588031 Fax 0571 588080 www enoitalia net e mail info enoitalia net ...

Page 2: ...NS FOR STARTER This manual contains useful information for the use and management of your pumps Read the instructions carefully and follow the instructions provided before starting the pump It is very important to keep these instructions in a specially dedicated place SECURITY Danger signals General danger for people Danger of injury caused by moving parts Electric danger Danger of corrosive subst...

Page 3: ...ons of enactment Directive 2006 95 EC low voltage directive and national dispositions of enactment Directive 2004 108 EC electromagnetic compatibility directive and national dispositions of enactment The machine also complies with the Harmonised Standards UNI EN 349 954 1 1050 547 1 2 3 894 1 2 3 953 981 1005 1 2 3 4 5 1037 UNI EN ISO 3744 7000 12100 1 2 11202 11205 11688 1 2 14121 1 13857 UNI EN ...

Page 4: ...TYPE OF PUMP BELTED WITH TROLLEY COAXIAL MECHANICAL VARIATOR ELECTRONIC VARIATOR ...

Page 5: ...to close the outlet pipe and let the product recycle for a few seconds avoiding overloads to the engine ATTENTION max 10 sec to avoid problems of overheating and or damage to the product The electric pump consists of the following components ENGINE TROLLEY optional in the coaxial models MOTOR PULLEY where provided PUMP PULLEY where provided BELT where provided PUMP SUPPORT RUBBER IMPELLER MECHANIC...

Page 6: ... engine STARTING the starting mode varies according to the model purchased SINGLE PHASE COAXIAL MODELS On this type of pump the electrical panel is equipped with a double condenser one for commissioning standard on all single phase motors and a special boost condenser to guarantee additional power during start up In addition to the 0 stop position the rotation inverter also presents position 1 clo...

Page 7: ...On these models it is possible to stop the machine either by positioning the inverter on 0 or by pressing the emergency stop button CAUTION after pressing the emergency stop to reactivate the pump turn the button in the direction of the turn signal and activate the magnetothermic switch again DOUBLE SPEED MODELS WITH BELT TRANSMISSION On these models a separate control panel is installed complete ...

Page 8: ...TH AUTOMATIC PRESSURE SWITCH Available on all three phase models except for the EURO 20 pump and on models with electronic variator both three phase and single phase The pump is equipped with a special fitting consisting of a non return valve buffer tank in some cases it is not supplied and a pressure switch panel This fitting is installed on the pump in the liquid delivery direction check the dir...

Page 9: ...to select operation with the pressure switch or in manual mode MAKE THE ADJUSTMENTS IN THE FOLLOWING ORDER 1 INSERTION To increase the insertion point when the pressure decreases screw the calibration nut 1 2 DISINSERTION To increase the operating point when the pressure increases screw the differential adjustment nut 2 CONTROL PANEL WITH FLOW SWITCH Dry Stop This is an accessory available on all ...

Page 10: ...is possible to act on this valve in order to increase valve closed or decrease valve open the flow rate as you want IMPORTANT the by pass must be closed at the beginning of processing and for the suction of solid parts To switch off the machine simply position the engine switch on the center zero In the event of an emergency stop it is necessary to restart the machine in the reverse direction of r...

Page 11: ... mains voltage Do not use extensions with insufficient diameter that may cause voltage drops Check the operation of the boost condensator on the single phase models with the disassembled pump body start the engine and check if the motor increases the vibration when the AVV position is switched on In the case of three phase motors with a thermomagnetic switch make sure you have pressed the black bu...

Page 12: ...ious switch off switch on inversion functions The electric motor installed is with separate ventilation servoventilated The servoventilated motor is always powered at 220V single phase The pump has been adjusted to parameters that allow it to work in an optimal speed range from 0 to 890 rpm Inside the electrical panel the inverter display is visible on which the values of the output frequency of t...

Page 13: ...tact the dealer or the manufacturer FLOW SWITCH this accessory must be connected to the appropriate connector on the electrical panel and with the appropriate terminals to the outlet port of the pump The function is to stop the pump in the absence of liquid It is activated by positioning the appropriate selector on FLUSSOSATO In the first use to allow the pump to fill the pipes it is possible to b...

Page 14: ...WIRED REMOTE CONTROL MOTOR CONNECTOR GEAR SELECTOR STOP INVERSION POTENTIOMETER PANEL CLOSURE ...

Page 15: ...tor with a screwdriver to set one of the 16 time ranges from 1s to 500h The set time increases by turning the selector clockwise and decreases by turning it counter clockwise 3 Setting of the time for all models Turn the time setting knob to reach the desired one When you want to use the instantaneous output check that the indicator is positioned under the 0 instantaneous exit zone Once power is s...

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