VARISCO PSDrive 11 Installation, Operation And Maintenance Manual Download Page 29

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DANGER

In size 2 devices, the LEDs DL1, DL2, DL3 next to the power supply terminal block indi-
cate the presence of voltage in the input phases. Do not touch the device and its compo-
nents for any reason if one or more LEDs are lit.

7.5.2. Control connections

Control connections for size 1 devices

EMC

L/L1

N/L2

F+

F-

AN1

AN2

AN3

AN4

+15

+10

IN1

IN2

IN3

IN4

COMBO

S1+

S1-

LINE

S2+

S2-

MODBUS

TUS

ALARM

NO1 COM1 NC1

NO2 COM2 NC2

Control connections for size 2 devices

IN4

IN3

IN2

IN1

+15V

+10V

AN4

AN3

AN4

AN3

MODBUS

COMBO

S1-
S1+

S2-
S2+

ALARM

NO1

COM1 NC1

TUS

NO2

COM2 NC2

Type

Features

Comments

Analog inputs

AN1

4-20 mA

Sensor 1

AN2

4-20 mA

Sensor 2

AN3

0-10 V

External set value

PSDrive

Summary of Contents for PSDrive 11

Page 1: ...PSDrive Installation operation and maintenance manual Rev50 29 07 2021 EN...

Page 2: ...2021 Varisco S r l The information contained in this manual can be changed without notice Varisco S r l Via Prima Strada 37 35129 Padova Italy Tel 39 049 8294111 Fax italia varisco it atlascopco com v...

Page 3: ...6 1 Installation environment 14 6 2 Cooling 15 6 3 Mechanical assembly of size 2 devices 16 6 4 Motor on board mounting 17 6 5 Wall mounting 20 7 Electrical installation 22 7 1 Grounding 22 7 2 Protec...

Page 4: ...pumping group with two or more pumps in COMBO 45 11 2 1 Principle of cascade operation 45 11 2 2 Synchronous operating principle 45 11 2 3 Electrical connections 46 11 2 4 Programming the master unit...

Page 5: ...hus ensuring energy and economic savings simplified installation and lower system costs extension of system life improved reliability PSDrive when connected to any pump on the market it manages its op...

Page 6: ...s or things DANGER This symbol indicates an ELECTRICAL HAZARD which if not avoided will result in death or electrocution 2 2 Qualified personnel WARNING The installation use and maintenance of the pro...

Page 7: ...nt it is recommended to adopt all the safety precautions required by local regulations WARNING The unsuitable use of the product non original spare parts or tampering with the hard ware and or firmwar...

Page 8: ...uddenly start up following the reset of an alarm or changed system conditions This may result in serious mechanical and elec trical danger to the operator who upon seeing the device stopped may have i...

Page 9: ...exceed 3 5 mA It is recommended to use the reinforced ground connection if necessary CAUTION During device operation some surfaces may reach high temperatures that may cause burns upon contact with sk...

Page 10: ...temperature alarm Check for alarms Every 12 months Check the correct tightening of the power terminals Every 12 months Verification of the maintenance of the degree of protection ingress of dust or wa...

Page 11: ...Failure to comply with the instructions may lead to loss of warranty 3 5 Disposal Devices marked with this symbol cannot be disposed of in household waste but must be disposed of at appropriate waste...

Page 12: ...s wear accident prevention equipment be careful not to damage electrical cables Do not handle the product using electrical cables as lifting gear WARNING Failure to follow the instructions may result...

Page 13: ...60 3 x Vin 42 44 22 97 2 General electrical specifications Power supppy frequency 50 60 Hz 2 Voltage unbalance between the power supply phases 2 Maximum output frequency 300 Hz EMC compliance EN61800...

Page 14: ...ameter mm Size 1 Size 2 PSDrive 185 PSDrive 220 M12 1 5 3 5 7 3 6 6 M16 3 5 10 2 2 M20 6 7 13 2 M25 8 10 17 2 M40 13 19 28 2 6 Mechanical installation WARNING Read the safety chapter carefully before...

Page 15: ...pera tion above the rated temperature leads to a reduction in the life of the device 6 2 Cooling The device is cooled primarily by forced air circulation through the heat sink element In addition to t...

Page 16: ...o work easily during electrical connections without running the risk of damaging the power part It also facilitates quick power replacement in case of failure without the need to remove connec tions T...

Page 17: ...n the base and the power but also the ground connec tion 6 4 Motor on board mounting The device may be installed in place of the motor terminal cover in both horizontal and vertical posi tions It is n...

Page 18: ...our fixing holes to the motor case It is possible to use the same screws and washers with which the terminal cover was fastened to the motor case Please refer to the following instructions when attach...

Page 19: ...On board mounting for size 1 devices 63 63 73 73 5 5 65 65 60 4 5 U V W P E 1 2 3 4 PSDrive 19...

Page 20: ...unting for size 2 devices 71 max 100 71 max 100 100 100 65 65 5 5 132 132 75 116 1 2 3 4 6 5 Wall mounting The device is mounted to the wall by means of a special metal bracket available upon request...

Page 21: ...Wall mounting for size 1 devices Wall mounting for size 2 devices PSDrive 21...

Page 22: ...before commissioning Ensure that the grounding system is compliant and refer to local regulations for grounding devices Each load must be fitted with its own earthing cable the length of which must b...

Page 23: ...VAC PSDrive 150 35 S203 C40 3 x 380 460 VAC PSDrive 185 50 S203 C50 3 x 380 460 VAC PSDrive 220 63 S203 C63 Residual Current Devices RCD For inverter devices with three phase power supply it is recom...

Page 24: ...ble lugs which may be supplied with the product 7 4 Electromagnetic compatibility EMC The device meets the requirements for electromagnetic compatibility according to EN61800 3 However to ensure the e...

Page 25: ...ced but the intrinsic EMC compatibility of the device is not guaran teed and must therefore be guaranteed externally in another way EMC clips for cable glands To ensure proper grounding of the braid w...

Page 26: ...re insulated cable lug Stripping scheme Power supply LINE L1 70 Female faston 6 3 x 0 8 mm A L2 70 Female faston 6 3 x 0 8 mm L3 70 Female faston 6 3 x 0 8 mm P E 70 Female faston 6 3 x 0 8 mm Motor M...

Page 27: ...tripping scheme Power supply LINE L1 180 120 Fork for M4 screw Wall installation through lower cable glands A Motor installation through side cable glands A L2 180 120 Fork for M4 screw L3 180 120 For...

Page 28: ...RAKE DC DC R R R R DC DC A mm Pre insulated cable lug Stripping scheme Power supply LINE L1 180 120 Tip Wall installation through lower cable glands A Motor installation through side cable glands A L2...

Page 29: ...ol connections for size 1 devices EMC L L1 N L2 F F AN1 AN2 AN3 AN4 15 0V 10 0V IN1 IN2 IN3 IN4 COMBO G S1 S1 LINE G S2 S2 MODBUS STATUS ALARM NO1 COM1 NC1 NO2 COM2 NC2 Control connections for size 2...

Page 30: ...itch Programmable as Normally Open or Normally Closed Relay outputs NO1 Normally Open STATUS Relay NO1 COM1 contact closed when the motor is running NC1 COM1 contact closed with motor stopped Potentia...

Page 31: ...alled Verify that the mechanical installation is correct robust and complies with environmental and cooling requirements Check that the gaskets are intact and correctly positioned in their seats Check...

Page 32: ...button 3 Signalling LEDs RED on the device is powered with the correct supply voltage and is in stand by condition GREEN motor running Flashing YELLOW Alarm condition 4 START STOP Motor start stop 5 D...

Page 33: ...2 Motor running 3 Motor stopped 4 Stand by 5 Value read 6 Units of measurement 7 Alarm 8 Notice Parameter Description XX X bar Measured pressure value XXX X Hz Frequency at which the inverter is power...

Page 34: ...tor d Rated current of the motor increased by 5 3 Perform the Auto tuning process to allow the inverter to learn the electrical information of the load connected to it motor cable and any filter The c...

Page 35: ...in the motor parameters menu default password 002 These data can be provided by the motor manufacturer or ob tained through measurements If you do not have these data and the self calibration proc ess...

Page 36: ...case of the wrong set ting they may compromise the life of the device the pump and the system Password 2 default 002 Within each menu it is possible to change the relative access password NOTE Access...

Page 37: ...The pump is only restar ted after the measured value has fallen below the maxi mum alarm value for longer than 5 seconds x x x x x Min alarm value p XX X bar 0 Minimum value that may be reached in th...

Page 38: ...elow Set value Delta control the device re starts the motor Otherwise the device will stop the mo tor completely following the control ramp Control ramp x x Delta start p XXX X bar 0 5 This parameter...

Page 39: ...rs of inactivity A val ue of 0 disables the function x x x x x Dry run cosphi cosphi X XX Cosphi value that is measured when the pump is run ning dry Below this value the device stops the pump and pro...

Page 40: ...ate overvoltage in the inverter due to the regenera tive effect Ramp f min mot t XX sec Time in which the motor reaches the minimum frequency from standstill Min motor freq and vice versa 4 5 6 7 8 9...

Page 41: ...he FOC algorithm FOC speed XXX 5 Setting the control speed of the FOC algorithm Autorestart ON OFF OFF Selecting ON when the mains power returns after a power failure the device will return to the sam...

Page 42: ...select working frequency 1 or 2 in the control mode Fix speed 2 val Digital input3 N O N C N O If N O Normally Open is selected the device will continue to drive the motor if digital in put 3 is open...

Page 43: ...tive pressure sensors must be used 10 2 The pressure tank In water systems equipped with inverters the pressure tank has the sole function of compensating for losses or minimum water consumption and m...

Page 44: ...f the main pressure sensor in case of failure Exchange of active pressure sensor via digital input The connection of the secondary pressure sensor is made via the terminals of the analogue input 2 or...

Page 45: ...d As the demand increases and the maximum frequency is reached a second pump is started An additional water demand leads to an increase in the pump frequency until having reached its maxi mum frequenc...

Page 46: ...nes how many hours of continuous operation the pumps in the unit are forcibly switch ed over 11 2 3 Electrical connections S1 S1 G COMBO MASTER 0 S1 S1 G COMBO SLAVE 1 SLAVE N S1 S1 G COMBO WARNING Co...

Page 47: ...ly re established by exiting the Master Menu WARNING In case of pumps in COMBO mode it is recommended to make the connections to the motor respecting the same phase sequence In this manner it will be...

Page 48: ...ence of the read values is performed by the device itself 1 2 5 1 2 3 4 1 Inverter 2 Pump 3 Pressure sensor 4 Pressure sensor 5 Differential pressure sensor NOTE If the suction pressure is expected t...

Page 49: ...u intend to operate a proportional differential pressure control Additional energy savings may be achieved through this type of control The pressure difference that you want to keep constant at Max mo...

Page 50: ...ng a current higher than its nominal current with the motor manufacturer Check that all motor phases are correctly connected and that the connection is properly configured in Star or Delta Check that...

Page 51: ...e device will automatically restart the load after a time equal to the value set in the parameter Restarts delay multiplied by the number of attempts made At the end of the fifth attempt the device wi...

Page 52: ...1 minute at a current consumption of 110 of the rated current of the device A10 IGBT TRIP ALARM The current drawn by the load in stantaneously exceeds the maxi mum current protection of the devi ce s...

Page 53: ...ee A16 CPU ALARM Communication error between the control part and the power part or error on the CPU Recovery mode Automatic reset Check the value of the supply voltage both at no load and at load Che...

Page 54: ...osphi Check that the pump is properly primed Check that the direction of rotation of the pump is correct Check that the parameter Dry run cosphi is set correctly W27 BLOCK START STOP The START STOP bu...

Page 55: ...ous PM the parameter Dry run cosphi takes on the meaning of a percentage of the absorbed power In the presence of other types of pumps and motors it is advisable to contact technical assistance WARNIN...

Page 56: ...ollowing harmonised standards and technical specifications have been applied EN 61000 6 4 2007 A1 2011 EN 61000 3 2 2011 EN 61000 3 3 2000 EN 61000 6 2 2005 AC 2005 EN 61800 3 2004 A1 2012 EN 62233 20...

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