Nastec Vasco V209 Operating Manual Download Page 42

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Summary of Contents for Vasco V209

Page 1: ...VAriable Speed COntroller Operating manual manVASCO_eng_31 ...

Page 2: ...sor 17 5 2 Installation for differential constant pressure applications 18 5 2 1 Sensors wiring 18 5 2 2 Programming 18 6 Use and Programming 19 6 1 Display 19 6 2 Initial configuration 19 6 2 1 FOC motor control 21 6 3 Initial view 23 6 4 Menu view 24 6 5 Control parameters 24 6 6 Motor parameters 28 6 7 IN OUT parameters 31 6 8 Connectivity parameters 32 7 Protections and alarms 32 8 Auxiliary p...

Page 3: ... and accident prevention regulations The device must be connected to main power supply via a switch to ensure the complete disconnection from the network before any operation on the unit itself including visual inspection and or on the connected load Disconnect the device from the main power supply before commencing any work Do not remove for any reason the cover and the cable plate without having...

Page 4: ... 85 22 3 V406 3 x 380 460 3 x Vin 10 6 2 2 1 V409 3 x 380 460 3 x Vin 13 5 9 4 1 V414 3 x 380 460 3 x Vin 13 5 14 5 5 2 V418 3 x 380 460 3 x Vin 17 5 18 7 5 2 V425 3 x 380 460 3 x Vin 24 25 11 2 V430 3 x 380 460 3 x Vin 29 30 15 2 V438 3 x 380 460 3 x Vin 42 38 18 5 3 V448 3 x 380 460 3 x Vin 52 48 22 3 V465 3 x 380 460 3 x Vin 68 65 30 3 V475 3 x 380 460 3 x Vin 78 75 37 3 V485 3 x 380 460 3 x Vi...

Page 5: ... 2 2 V230 33 3 V238 33 3 V306 4 4 1 V309 4 4 1 V314 7 2 V318 7 2 V325 7 2 V330 7 2 2 V338 33 3 V348 33 3 V365 34 3 V375 34 3 V385 34 3 V406 4 4 1 V409 4 4 1 V414 7 2 V418 7 2 V425 7 2 V430 7 2 2 V438 33 3 V448 33 3 V465 34 3 V475 34 3 V485 34 3 Weight without packing SIZE 1 SIZE 2 SIZE 3 ...

Page 6: ...pply LINE L1 L2 GND It is recommended to use cable lugs Output 3 ph motor GND U V W 1 ph motor earth U running V common It is recommended to use cable lugs 230 V AC auxiliary fans wall mounting kit FAN F1 F2 Recommended line and motor cables stripping ...

Page 7: ... GND It is recommended to use cable lugs Motor output MOTOR U V W GND It is recommended to use cable lugs 12 V dc auxiliary fans wall mounting kit VENT WARNING respect the polarity Cable stripping recommended for line input and output to the motor ...

Page 8: ...ower supply LINE L1 L2 P E It is recommended to use cable lugs Motor output MOTOR U V W P E It is recommended to use cable lugs Cable stripping recommended for line input and output to the motor LINE L1 P E W P E L2 V U MOTOR ...

Page 9: ... L1 L2 L3 It is recommended to use cable lugs Motor output MOTOR U V W GND It is recommended to use cable lugs 12 V dc auxiliary fan wall mounting kit 0VE VE WARNING respect the polarity Cable stripping recommended for line input and output to the motor ...

Page 10: ... LINE L1 L2 L3 GND It is recommended to use cable lugs Motor output MOTOR U V W GND It is recommended to use cable lugs 12 V dc auxiliary fans wall mounting kit VENT WARNING respect the polarity Cable stripping recommended for line input and output to the motor ...

Page 11: ...5 375 385 438 448 465 475 485 Power supply LINE L1 L2 L3 P E It is recommended to use cable lugs Motor output MOTOR U V W P E It is recommended to use cable lugs Cable stripping recommended for line input and output to the motor ...

Page 12: ...1 running NC3 COM3 opened contact with DOL1 running DOL2 pump relay NO4 COM4 closed contact with DOL2 running NC4 COM4 opened contact with DOL2 running Relays are no voltage contacts Max voltage to the contacts is 250 V with max current of 5 A RS485 for COMBO S1 S1 G It is recommended to respect the polarity linking more units in series Digital inputs IN1 motor start stop IN2 value set 1 2 switchi...

Page 13: ...d power supply cables Note To enable the restoration of the display screen when there are electromagnetic interference the device periodically provides some fast refresh of the display 4 3 Installation with long motor cables With long motor cables it s recommended to decrease the commutation frequency from 10 kHz default to 2 5 kHz Motor parameters This reduces the probability of voltage spikes in...

Page 14: ...composed of SIZE 1 SIZE 2 n 4 rods n 4 M5 nuts n 4 hooks n 1 cooling ring n 4 M5 screws n 4 clamps n 4 clips to add if necessary n 1 centre pin Use the cooling ring for best cooling of the unit during operation Warning when using the cooling ring the cooling air of the motor is slightly warmer than without the inverter if the resulting motor temperature exceeds the indicated maximum allowable valu...

Page 15: ...15 SIZE 3 n 1 motor feet adaptor for MEC160 180 200 225 n 4 M8 bolts n 4 M10 bolts nuts and washer ...

Page 16: ...n AISI 304 n 4 screws to fix to wall bracket n 2 12 V DC fans n 1 fans cover n 2 fans cover fixing screws n 2 wall fixing brackets n 4 M5 screws for fixing to the brackets n 1 holes reference sheet Make sure the manufacturer that the electric motor is suited for operation in the inverter Make sure to properly attach the grid of the auxiliary cooling fan Make sure to remove the auxiliary cooling fa...

Page 17: ...w is 50 liters min the pressure tank should have a capacity of 5 liters If the max water flow is 20 gpm the pressure tank should have a capacity of 2 gallons Pre charge pressure of the pressure tank should be at least 80 than the set pressure of the system Example if the set pressure of the system is 4 bar the pre charge pressure of the tank should be 3 2 bar If the set pressure of the system is 6...

Page 18: ...nalog input 2 SENSOR 1 discharge AN1 4 20 mA signal 15V 15 Vdc supply SENSOR 2 suction AN2 4 20 mA signal 15V 15 Vdc supply In the IN OUT parameters menu it is therefore necessary to set the logic AN1 AN2 as difference 5 2 2 Programming In circulation systems pump starting and stopping is usually controlled by an external contact that can be connected to the digital input 1 IN1 0V and configured a...

Page 19: ... be entered only with the correct password otherwise it is impossible to set up and or modify any parameters they can be only displayed 6 1 Display Screen is a back lit LCD displaying 2 rows of 16 digits each Alarms are indicated by an audible signal 6 2 Initial configuration When the unit is switched on for the first time the initial setting menu is displayed for the initial setting of parameters...

Page 20: ... a period of at least 5 seconds 3 The pressure value to be kept constant If the device is FOC ready motor calibration must be carried out before commissioning Carefully read the pertinent chapter Press START STOP to run a test at rated frequency Warning make sure to run the system without damaging pump and system If during the test the motor runs in reverse it is possible to change the wiring sequ...

Page 21: ...he FOC control To enable the device to perform FOC control it is necessary to 1 Perform all system wiring Connect the load pump to the inverter with a cable of appropriate length and possible presence of a dV dt or sinusoidal filter 2 Power the system and follow the initial configuration procedure by specifying a Motor type three phase asynchronous or permanent magnet synchronous b Rated voltage o...

Page 22: ... stator resistance Rs and stator inductance Ls in the motor parameters menu default password 002 These data can be provided by the motor manufacturer or obtained through measurements If you do not have these data and the self calibration process is not successful it is recommended to contact technical assistance Adjustment of the FOC control The FOC control algorithm checks current torque and spee...

Page 23: ...motor P is the power in Watts supplied to the pump NORMAL status means no alarms If an alarm occurs a message blinks on the display and an audible signal is activated Pressing ENTER accesses inverter lifetime pump lifetime consumption statistic alarm list To return to previous views press ENTER First row gives the status Inv ON XXX X Hz inverter is powered and is powering the motor showing its fre...

Page 24: ...r changes the pump speed to keep the set value constant regardless water demand Fix speed the inverter feeds the pump at set frequency so the pump speed is kept constant Const value 2 set the two values are selected by opening or closing the digital input IN2 Fix speed 2 val the two values are selected by opening or closing the digital input IN2 External speed control motor frequency by using anal...

Page 25: ...nds OFF Enabling of set value changing by analog input AN3 3 Set value to be kept constant 0 Value compensation at the maximum frequency for each pump Acting on the green button you can reverse the sign 3 Set value to be kept constant 0 Value compensation at the maximum frequency for each pump Acting on the green button you can reverse the sign 5 Time to update set value for compensation Min alarm...

Page 26: ...rence of the values from the two gauges When using a group of pumps the pressure compensation to be applied to each pump is equal to the total pressure compensation when all the pumps are running at full speed divided by the number of pumps in the group 50 Frequency value to feed the pump 50 Frequency value to feed the pump 50 Minimum frequency below which the pump tries to stop 5 Delay for which ...

Page 27: ... a forced shutdown of the pump Kp and Ki parameters allow the dynamic control of system set values Ki 50 Kp 005 are usually enough to get a valid dynamic control OFF Function to activate ON the first auxiliary pump DOL 1 Direct On Line pump OFF Function to activate ON the second auxiliary pump DOL 2 Direct On Line pump OFF Enabling or disabling COMBO operation as described in COMBO chapter sec Hz ...

Page 28: ...hich the slaves start after the variable speed pump has reached the maximum frequency and the pressure value has fallen below set value delta control Direct Direct increasing motor speed also misured value increases Reverse increasing motor speed misured value decreases 0 Pump periodic autorun after XX hours of inactivity Value 0 makes function disabled Warning review the advice in chapter 1 0 65 ...

Page 29: ... ramp down times can create difficulties in setup Excessively short ramp down times can cause false overload alarms 1 5 Time to reach the minimum motor frequency and vice versa 8 Carrier frequency switching frequency It is possible to choose PWM in the range of 2 5 4 6 8 10 kHz Higher values give a more sinusoidal wave with fewer losses for the motor but higher losses for the inverter increased in...

Page 30: ...anging wires at the terminals If the device is FOC ready motor calibration must be carried out before commissioning Carefully read the pertinent chapter Manual setting of the stator resistance Manual setting of the stator inductance Setting of the control dynamic of the FOC algorithm OFF If ON is selected after a lack of voltage the device returns to its normal status if the unit was powering the ...

Page 31: ...f the digital input 2 is open motor will be stopped if the digital input 2 is closed By selecting N C normally closed the unit runs the motor if the digital input 2 is closed motor will be stopped if the digital input 2 is opened N O By selecting N O normally open the unit runs the motor if the digital input 3 is open motor will be stopped if the digital input 3 is closed By selecting N C normally...

Page 32: ...tor overload input current of the motor is higher than the rated motor current setting parameter Motor voltage drop caused by the inverter causes the motor input current to be higher than rated Contact motor manufacturer to check if motor is capable of accepting this current Make sure that the motor current setting parameter is higher than rated Check other possible causes of over current UNDER VO...

Page 33: ...en pipe open pressure relief valve etc Check the min alarm value setting IGBT TRIP ALARM The current drawn by the load exceeds the capacity of the inverter Then unit is still able to continue to power the load for 10 minutes with an output current of 101 of nominal and for 1 minute with an output current of 110 of nominal Increase the ramp up time Make sure that the load current is at least 10 bel...

Page 34: ...gain 8 Auxiliary pumps during constant pressure control When the water needs vary considerably it is advisable to share the water request between several pumps ensuring better efficiency and reliability A first method consists of a single pump driven directly by inverter and another 1 or 2 pumps directly connected to the mains DOL Direct On Line DOL pumps are controlled by VASCO and connected to t...

Page 35: ...its nominal speed while the pump 1 will drop it speed equal to the P1 pattern to maintain set pressure If water demands decreases returning to the system curve C1 pump 1 will reduce the pump speed to maintain constant pressure in the system When pump 1 reaches a frequency equivalent to the minimum frequency while still maintaining set pressure the DOL pump will be switched off and pump 1 will incr...

Page 36: ...e of the set pressure is communicated to the slaves via the serial port As a further help you can connect another two DOL pumps to the Master to cover additional water demand they will be operated only when all the COMBO pumps are already in operation RS485 serial connection Communication is made through a private protocol using the RS485 port Each unit must be connected to each other by using a t...

Page 37: ...pumps connected in parallel in order to allow equal use of each pump in the group in this way Master will reorganize the starting priority of the pumps by checking the life of each of them 0 Delay time with which the slaves start after the variable speed pump has reached the maximum frequency and the pressure value has fallen below set value delta control 11 Press STOP red button 12 Press STOP aga...

Page 38: ...rify that Autorestart is set ON 4 Press STOP red button 5 Press STOP again Whenever the user accesses the Menu screen of the master the communication is automatically interrupted In case of alarm or failure of a pump in a Combo system this pump s operation will be replaced temporary or permanently by another pump In case of failure of master in a Combo system it will be replaced by the next slave ...

Page 39: ...ltage feed range of the sensor Frequency and pressure oscillation on constant pressure control mode Check if the water tank and its air pressure are correctly set It may be necessary to increase the tank volume or reduce the pre charge pressure Check the ki kp parameters Control parameters menu At first it is suggestable to increase the Ki value If it not enough reduce of one unit the Kp value DOL...

Page 40: ...phase three phase submersible surface if submersible cable lenght m _____ if submersible cable section mm2 ____ P2 motor kW ____ rated motor Volt V ___ rated motor Amp A __ rated motor Hz ___ if single phase capacitor _____ UF if singlephase starting Amp I st _____ A pump performances Q ____ l min H ____ m tank volume _____ liters precharge pressure _____ bar number of DOL pumps ___ number of COMB...

Page 41: ...er is an electronic device to be connected to other electrical equipment with which it is to form individual units It must therefore that the putting into service of this unit with all its subsidiary equipments to be performed by qualified personnel The product conforms to the following regulations EN 55011 Class A EN 61000 EN 60146 EN 50178 EN 60204 1 Ing Marco Nassuato Operation Manager ...

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Page 44: ...STEC srl Nastec reserves the right to modify informations in this manual without any notice Nastec srl Via della Tecnica 8 36024 Mossano Vicenza Italy Tel 39 0444 886289 Fax 39 0444 776099 www nastec eu info nastec eu ...

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