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39 

WORKING LIMITS 

maximum working pressure

: 10 bar (140 p.s.i) 

fluids accepted:

 

clean water and liquids that are chemically non-aggressive. If there are 

impurities in the liquid, install a strainer upstream

 

fire / explosion:

 inverters STEADYPRES 

ARE NOT SUITABLE 

for operation in environments 

with risk of explosion. 

Maximum ambient temperature:

 40 °c; D 

minimum ambient temperature

: 0 °C

 

 max liquid temperature

: 55 °C 

min liquid temperature

:: 0 °C 

-    

supply voltage tolerance

: + / - 10% 

compared to the nameplate data 

flow rates and pressure drops

in side 

figure is represented the loss of load (in 

mH2O) through the inverter, to vary the 

flow rate

 

 

TECHNICAL DATA 

main voltage 

supply

 

230  

+/- 10%

 Vac single-phase  (models M/M e M/T) 

WARNING: IN CASE OF 
LOW VOLTAGE 
(NOMINAL VALUE -10% ) 
OVERCURRENTS CAN 
OCCUR DURING 
STARTING OR FULL 
LOAD OPERATION. 

400  

+/- 10%

 Vac three-phase 

(models T/T) 

output voltage

 

230 Vac single-phase 

(models M/M) 

230 Vac three-phase 

(models M/T) 

400 Vac three-phase 

(models T/T) 

frequency

 

50 – 60 Hz 

 

enclosure

 

IP 65 

working position

 

vertical, with the liquid inlet from the bottom and top exit. 

 

Current and power table 

Model 

V in 

V out 

A out 

Fuse (A) 

P2 max (kW) 

P2 max (HP) 

M/M 8.5 

1 ~   230V 

1 ~   230V 

8,5 

20 

1,1 

1,5 

M/M 11 

1 ~   230V

 

1 ~   230V

 

11 

25 

1.5 

2.0 

M/M 16 

1 ~   230V

 

1 ~   230V

 

16 

25 

2,2 

3,0 

M/T 7 

1 ~   230V 

3 ~   230V 

20 

1,1 

1,5 

M/T 12 

1 ~   230V 

3 ~   230V 

12 

25 

2,2 

3,0 

T/T 6 

3 ~   400V

 

3 ~   400V

 

no 

2,2 

3,0 

T/T 8 

3 ~   400V

 

3 ~   400V

 

no 

3,0 

4,0 

Summary of Contents for STEADYPRES 2.0 M/M 11

Page 1: ...spare parts tampering or improper use make the product warranty null and void During first installation or when carrying out maintenance make sure that the electric power supply network is not live Th...

Page 2: ...ASTER and SLAVE 36 o Alarms 37 PART 2 OPERATOR S AND MAINTENANCE MANUAL o General remarks 38 o Working limits 39 o Technical data 39 o Dimensions and weight 40 o Product identification code 40 o Surge...

Page 3: ...the inverter in a place o protected from the elements o ventilated free from excessive humidity or excessive dust o as close as possible to the pump o make sure that does not receive harmful vibration...

Page 4: ...sinusoidal filter It aids smooth running of motors eliminating negative effect of voltage peaks GND L N GND V W U LINE MOTOR N L SINGLE PHASE IN line SINGLE PHASE OUT motor M M Pump supply voltage 23...

Page 5: ...ps 4 e 5 In applications with parallel inverters the wiring must be carried out on the MASTER RS485 SIGNAL CONNECTION 10 9 8 7 6 5 4 3 2 1 10 9 8 7 6 5 4 3 2 1 10 9 8 7 6 5 4 3 2 1 Connect the termina...

Page 6: ...history etc TEST mode only in OFF mode TEST mode allows you to start and stop the pump in manual mode START STOP button and change the frequency in steps of 1 Hz It also allows to control the operatin...

Page 7: ...Y FOR POWER FACTOR only T T models TP RESTART INTERVAL FOR DRY RUNNING TF STOP DELAY FOR NO FLOW RF INVERTER REACTIVITY FS MODULE SWITCHING FREQ US NO GRIP STARTUPS EI INPUT SIGNAL EO OUTPUT SIGNAL AI...

Page 8: ...rent of the motor At low supply voltages the current set should leave a margin eg 15 to compensate for the low voltage m u Default Min Max Step M M 8 5 A 8 5 1 8 5 0 1 M M 11 A 11 1 11 0 1 M M 16 A 16...

Page 9: ...nning conditions CAUTION high values of the stop delay may damage the pump sec 10 1 100 1 PF 50 MINIMUM POWER FACTOR only T T models Sets the minimum value for the power factor below which the inverte...

Page 10: ...T there is at least one operating pump EO 3 recirculation activates the relay output time intervals defined by param AI AI 60 RECYCLE FUNCTION Sets the output activation interval clean contact type co...

Page 11: ...FI Shows the instantaneous value of the power factor only T T models Tm 50 POWER MODULE TEMPERATURE Displays the inverter s electronic module temperature C Ti 30 INVERTER BOX INTERNAL TEMP Displays th...

Page 12: ...he operating parameters by pressing the keys To stop the TEST press the A START STOP button PRIMING AND STARTING UP Do not run pumps dry Before starting the pump make the filling of all pumps In the p...

Page 13: ...rive continues to run the error is reset below 60 C OVER TEMP BOX only T T mod The temperature inside the inverter has reached 80 C the inverter stops the pump the error is reset below 60 C and the dr...

Page 14: ...s during starts and operation energy saving Allows the selection of the power supply and output voltage PART LIST 1 control system 2 removable electric connector 3 I O power cable bushing 4 power boar...

Page 15: ...nverter to vary the flow rate TECHNICAL DATA main voltage supply 230 10 Vac single phase models M M e M T WARNING IN CASE OF LOW VOLTAGE NOMINAL VALUE 10 OVERCURRENTS CAN OCCUR DURING STARTING OR FULL...

Page 16: ...under pressure to minimize the start up of the pumps it is essential in the presence of small system leakages absorbs overpressures from the system the minimum tank volume in liters for diaphragm mode...

Page 17: ...cable and the motor cable must be sized to curb any power voltage drop within 3 The power supply cable and the motor cable must be suitably shielded to comply with EMC standards In case of long cable...

Page 18: ...you can view the status parameters For visualization of the operating parameters see QUICK INSTALLATION GUIDE LIGHT SIGNALS keyboard ON OFF BLINKING POWER STATUS STEADYPRES does not detect power supp...

Page 19: ...rrect direction of rotation check the correct sizing of the wires CURRENT LIMIT Serious overcurrent absorption which inverter cannot cope with Make sure the motor pump is not blocked reduce the motor...

Page 20: ...connect the inverter main power supply and wait 2 minutes capacitors discharge Open the front cover and disassembly the pressure sensor and the control board as shown below Install the new control boa...

Page 21: ...ton SET TEST to confirm the zero pressure SP 5 0 Start the pump by pressing START button the pump starts at the minimum frequency SP 5 0 Increase the frequency of the pump by pressing the button until...

Page 22: ...KIT 4 KIT 3 KIT 5 6 7 7 8 10 N Description Q ty KIT 1 Cover Kit with keyboard 1 KIT 2 Pressure sensor Kit 1 KIT 3 Non return valve flow sensor Kit 1 KIT 4 Cable bushing cover Kit 1 KIT 5 Expansion bo...

Page 23: ...ce in the countries where the unit is used Do not disperse pollutant parts in the environment DECLARATION OF CONFORMITY We declare under our own responsibility that the product in question is in compl...

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