Page 1
Syncro series inverter Inverter for high power synchronous motors WARNING Make sure you read and fully understand the user manual before using this device. Non-observance of these instructions will result in death or serious injury. Hardware Manual 114EIXKE4.00 - 02/2022...
7.1 Control types ............................21 7.2 Protection .............................21 7.3 LED interface ............................21 7.4 Operation ..............................22 7.4.1 Rotation direction reversal ........................22 7.4.2 Compressor heating ..........................22 7.4.3 Motor control at start-up .........................22 7.4.4 Motor pole pairings ...........................22 114EIXKE4.00 · Syncro series inverter | 2 | 02/2022...
Page 3
10.3 Serial communication settings ......................34 10.4 Table of Modbus variables ........................34 10.5 Table of monitor data .........................36 11. ALARMS ............................37 11.1 Table of alarms ...........................37 12. PARAMETERS MANAGER ......................38 114EIXKE4.00 · Syncro series inverter | 3 | 02/2022...
IMPORTANT INFORMATION Liability and residual risks EVCO assumes no liability for any damage caused by the following (by way of example; this is not an exhaustive list): • I nstallation/useforpurposesotherthanthosespecifiedand,inparticular,notadheringtothesafetyprovisionssetout by current regulations in the country in which the product is installed and/or contained in this manual;...
NOTICE indicates a situation not related to physical injuries but which,ifnotavoided, could damage the equipment. NOTE: t hemaintenance,repair,installationanduseofelectricalequipmentmustonlybeentrustedtoqualifiedpersonnel. QUALIFIED PERSONNEL Only suitably trained and experienced personnel capable of understanding the content of this manual and all documentation regardingtheproductareauthorisedtoworkonandwiththisequipment.Furthermore,thepersonnelmusthavecompleted coursesinsafetyandmustbeabletorecogniseandpreventtheimplieddangers.Thepersonnelmusthavesuitabletraining, knowledgeandexperienceatatechnicallevel,andbecapableofanticipatinganddetectingpotentialriskscausedbyusing theproduct,aswellaschangingthesettingsandmodifyingthemechanical,electricandelectronicequipmentfortheentire systeminwhichtheproductisused.Allpersonnelworkingonandwiththeproductmustbeentirelyfamiliarwiththerelevant standardsanddirectives,aswellassafetyregulations. 114EIXKE4.00 · Syncro series inverter | 5 | 02/2022...
RISK OF ELECTRIC SHOCK OR MALFUNCTIONING OF THE EQUIPMENT Do not use damaged products or accessories. Thisdevicewasdesignedtooperateinnon-hazardousenvironments,excludingapplicationsthatgenerate,orcouldpotentially generate,hazardousatmospheres.Onlyinstallthisdeviceinareasandforapplicationswhicharereliablyfreefromhazardous atmospheres. DANGER RISK OF EXPLOSION • Onlyinstallandusethisdeviceinsitesthatarenotatrisk. • Donotinstallorusethisdeviceinapplicationswhicharecapableofgeneratinghazardousatmospheres,suchas applications that use flammable refrigerants. 114EIXKE4.00 · Syncro series inverter | 6 | 02/2022...
Page 7
• The signal (communication and corresponding power supplies) and power cables for the device must be routed in separate ducts. • Use ferrite couplings for the connection cables running to the motor and for the earth connection cable. • Beforeapplyingthepowersupply,checkallthewiringconnections. • Donotconnectwirestounusedterminalsand/orterminalsmarkedwiththetext“Noconnection”(N.C.). 114EIXKE4.00 · Syncro series inverter | 7 | 02/2022...
1. INTRODUCTION 1.1 DESCRIPTION The series of Syncroinvertersisdesignedtocontrolthree-phasepermanentmagnetsynchronousmotorswithapowerofupto6kW. Operating environments for the Syncro series of products are: • Three-phasepermanentmagnetsynchronousmotors(BLDC); • Three-phaseasynchronousmotors; • ControllingHVAC-Rcompressors. Itusesscalarorvectormotorcontrol,dependingonapplicationrequirements. 1.2 PRODUCT OVERVIEW Ref. Description Power supply input Motor output I/O connections Digital Output Cooler fans...
2. PURCHASING CODES 2.1 PURCHASING CODES TABLE The table below illustrates the main features of available Syncro series inverters and the corresponding purchasing codes: Features Syncro Power supply 230Vac±10% • Power levels 4.8kW EI4K8M2Y04O0VXX 6kW EI6K0M2Y04O0VXX Digital inputs NPN(*) Analogueinputs 0...10V...
Inverters can generate strong localised electrical and magnetic fields. They may cause electromagnetic interference in sensitive devices. WARNING ELECTROMAGNETIC FIELDS • Donotallowwearersofmedicaldevicessuchaspacemakerstoapproachtheequipment. • Do not place devices which are sensitive to electromagnetic interference near the equipment. 114EIXKE4.00 · Syncro series inverter |12| 02/2022...
Syncro inverter installation anticipates application to a panel by means of M5 screws (not supplied). 6 x M5 94,25 (3.71) Fig. 5. Syncro inverter installation method Panel thickness Thispanelthicknessvariesdependingonthematerialusedtomakeit: Material Thickness (X) [mm (in.)] Metal 1...2(0.04...0.08) 114EIXKE4.00 · Syncro series inverter |15| 02/2022...
• Do not exceed the temperature and humidity ranges indicated in the technical data section. • Onlyusecableswithasuitablecross-sectionasindicatedinthesection“Wiringbestpractices”. ForinstallationinaccordancewithstandardEN61800-5-1,adevicecuttingoffthecircuitbetweenthepowersupplyandthe inverter is required. DANGER RISK OF ELECTRIC SHOCK Usetherequiredsafetyinterlocks(fusesand/ormagnetothermalswitches)ofasuitablesizebetweenthepowersupplyand the inverter. Whentheinverterisinstandbyandthemotorisnotrunning,thelatterremainslive. DANGER RISK OF ELECTRIC SHOCK Do not handle the motor when the inverter is in standby. 114EIXKE4.00 · Syncro series inverter |17| 02/2022...
4.42...5.31 2 x 1.5 2 x 16 Fig. 9. Suitable wiring for earthing 6.1.2 Sizing safety interlocks Syncro Syncro Current (A) Current (A) Type Type Rapid Type B Fig. 10. Sizing safety interlocks 114EIXKE4.00 · Syncro series inverter |18| 02/2022...
Digital input ID1 connection EARTH-Powersupplyinput Digital input ID2 connection Motor control output Digital input ID3 connection Motor control output SafetydigitalinputSTO connection Motor control output 9-10 Auxiliary12Vpowersupplyoutput Motor earth connection 11-12 out1 relay output connection (NO) 114EIXKE4.00 · Syncro series inverter |19| 02/2022...
Green LED STOP/Standby Inverter running Other Yellow LED Not envisaged Serialcommunicationactive Other Red LED Not envisaged Inverter in alarm (*) Other Fig. 13. Compressor heating management (*) NOTE:ifthereisaflashingRedLED,pleasereferto"Chapter 11. Alarms" on page 36. 114EIXKE4.00 · Syncro series inverter |21| 02/2022...
7.4.8 Motor phase loss alarm sensitivity Parameter S534canbeusedtosetasensitivitylevelforthenominalcurrent,expressedasapercentage%. Forexample: • S501=10A • S534=10% Thesensitivitythresholdis10%of10A=1A. The alarm PLinterveneswhenthecurrentabsorbedbyoneormorephasesfallsunderthethresholdof1A. I (A) Current Absorbed S501xS534 Current Absorbed STOP PL ALARM Fig. 19. Motor phase loss alarm sensitivity 114EIXKE4.00 · Syncro series inverter | 24 | 02/2022...
• S535=20% Thesensitivitythresholdis20%of50Hz=10Hz. The alarm MSinterveneswhentheactualmotorspeedincreasesordecreasesby10Hz. V (Hz) S535 Actual speed + S503 x Actual speed S535 Actual speed - S503 x MS ALARM ACTIVE Fig. 20. Motor phase loss alarm sensitivity 114EIXKE4.00 · Syncro series inverter | 25 | 02/2022...
The device does not need to restart. 6. Parameters S520,S525 and S526areconfiguredautomatically; 7. The autotuning procedure is complete. Ifyouwanttostoptheautotuningprocedure,youcansetbit8ofregister986to0atanytime;doingsowillstoptheautotuning procedure. NOTE:makesurethevalueofparameterS527 is close to the result given by the formula: (S502x1000)/S506 NOTE: to configure parameter S503,usetheactualrotationpersecondfrequencydata(rps)andnotthemechanicalfrequency. 114EIXKE4.00 · Syncro series inverter | 27 | 02/2022...
S306 Digital input 3 function. 0...9,17 S501 Nominal motor current. 0.1...S601 S502 Nominal motor voltage. 50...400 S503 Nominal motor frequency. 10...400 S504 Number of pole pairs. 1...8 (*) depending on the motor rating label. 114EIXKE4.00 · Syncro series inverter |28| 02/2022...
0.0...60.0 alarm mode. S501 Nominal motor current. 0.1...S601 S502 Nominal motor voltage. 50...400 S503 Nominal motor frequency. 10...400 S504 Number of pole pairs. 1...8 (*) depending on the motor rating label. 114EIXKE4.00 · Syncro series inverter | 29 | 02/2022...
10. PARAMETERS Syncro series inverter parameters can be configured using Parameters Manager,byconnectingtheinvertertothePCviaRS-485 serial port. This means Syncro series inverters are fully configurable according to your own requirements/applications. NOTE: for PC - Syncro seriesinverterconnection,useanRS-485/USBconverter(forexample,p/n:EVIF20SUXI); for all necessary information on the subject, please refer to instruction sheet code 104SUXIA104).
Page 31
NOTE: in alarm or emergency conditions, stoppage is always the free type. SpeedatwhichtostartbrakinginDCvoltage. S514 0...S205 Only applies when S513=3. DCvoltagebrakingduration. S515 0.0...20.0 Only applies when S513=2or3. DCbusvoltagepercentageappliedtothemotorduringbrakingwithDC S516 0...50 voltage. Only applies when S513=2or3. S520 Statorresistance. Ω 0.00...50.00 0.72 0.66 S521 Statorinductance/Ld. 0.0…800.0 114EIXKE4.00 · Syncro series inverter |31| 02/2022...
Page 32
Looking at the motor with the shaft positioned to the front and observing the motor wiring sequence U-V-W; Parameter depends on the motor/compressor rating label at the maximum work point; Parameter depends on the inverter model. 114EIXKE4.00 · Syncro series inverter | 32 | 02/2022...
Bit 4=Alarm 1=Inverterinalarm; 0=Inverternotinalarm; Bit 5=Overload 1=Powerexceeded100%; 0=Powerdroppedbelow100%; Bit 6=Reserved Bit 7=Direction 1=Clockwise; 0=Anti-clockwise; Bit 8=Targetreached 1=Targetspeedreached; 0=Targetspeednotreached; Bit 9=Off 1=Inverteroff; 0=Normal; Bit 10=PWMcarrier/speedderating 1=Deratingenabled; 0=Normal; Bit 11 = STO–SafeTorqueProtectionOff 1=Devicedisabled; 0=Deviceenabled. 114EIXKE4.00 · Syncro series inverter | 33 | 02/2022...
Page 34
0=Deactivatemotorheating. The bits in question cannot be set at the same time; Does not entail automatic motor restart; The board is operational approximately 5 s after the restart command; Attheendoftheprocedure,theparameterswillbeupdatedafter5seconds; CanonlybeactivatedifthemotorisinSTOPmode. 114EIXKE4.00 · Syncro series inverter | 34 | 02/2022...
Motor run time (h) Displays the total time for which the motor has been running. Power supply voltage (V d.c.) Displays the power supply voltage for the inverter board. PFCtemperature(°C) DisplaystheinternaltemperatureofthePFCmodule. See“Alarms”chapterforpossiblealarmcodesshownafter“Alm0,Alm1,Alm2” (1) 114EIXKE4.00 · Syncro series inverter | 35 | 02/2022...
Alarmassociatedwithaninput Removethecauseofthealarm switch alarm (S304...S306=17)orwithPTC • Motor does not rotate properly with • M akesureparametersS500...S527 are Motor stall alarm vector algorithm correct • Incorrect S535 sensitivity • Change parameter S535 114EIXKE4.00 · Syncro series inverter | 36 | 02/2022...
Include know address Delete old configuration Parity Alias Address SpecialAddresses (248,249 ...) Limit special address Range of addresses to be checked Address range <<< Previous Next >>> Fig. 26. Communication Modbus address setting 114EIXKE4.00 · Syncro series inverter | 37 | 02/2022...
Page 38
Connection Setup Address Resul code Status Driver MODBUS 1 Baud 9600 Parity None 1020/1 1020AA01 <<< Previous Close Fig. 27. Syncro Inverter detection Press Close to proceed to the Syncroinverterparameterconfigurationscreen. 114EIXKE4.00 · Syncro series inverter |38| 02/2022...
Page 39
This page has been left blank on purpose. 114EIXKE4.00 · Syncro series inverter | 39 | 02/2022...
Page 40
This document and the solutions contained within it are the intellectual property of EVCO, safeguarded by the Italian Industrial Property Code (CPI). EVCO forbids the reproduction and distribution, even in part, of the contents, unless express authorisation is obtained directly from EVCO.
Need help?
Do you have a question about the Syncro Series and is the answer not in the manual?
Questions and answers