Santerno SINUS MV User Manual Download Page 24

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Figure 3-12 Typical Transformer Cabinet Layout

Top fan

Travel switch

Secondary terminals

Secondary

connection terminals

Travel switch

Transformer temperature controller

380V auxiliary winding

HV input copper

Air duct baffle

Primary neutral junction

Bottom fan

Front

Back

Summary of Contents for SINUS MV

Page 1: ... Q Q d Q d Q santerno IUS MV DRIVE USER MANUAL SINUS MV ELETTRONICA SANTERNO SPA ...

Page 2: ...2 489990 More detailed information of products please visit our website www santerno com Santerno reserves all rights to this manual also in the event of patent issue or registration of any other industrial property protection right Misuse in particular duplication and forwarding to third parties is not permitted This manual has been checked with due care and attention However should the user find...

Page 3: ...5 Execute Standards and Norms 10 Chapter3 Introduction of SINUS MV Theory and Hardware 11 3 1 Theory 11 3 1 1 Main Circuit 12 3 1 2 Power Cell 13 3 1 3 Control System 16 3 2 Hardware 18 3 2 1 Transformer Cabinet 18 3 2 2 Control Power Cell Cabinet 21 3 2 3 Power Cell 23 3 2 4 HMI 24 3 2 5 Cabinet Door Buttons 24 3 2 6 Precharge Box 24 3 2 7 Switchgears optional 25 3 2 8 Remote Control Box 27 3 2 9...

Page 4: ...er Cell Status 50 5 3 Important Parameter Description 52 5 3 1 Run Mode 52 5 3 2 Stop Mode 52 5 3 3 Control Mode 52 5 3 4 Set Mode 52 5 3 5 Start Mode 53 5 3 6 Reverse Rotation Running 53 5 3 7 Motor Rated Frequency and Voltage 54 5 3 8 Start Frequency and Minimum Frequency 55 5 3 9 Acceleration Deceleration Time 55 5 3 10 Cell Bypass 56 5 3 11 Skip Frequency 56 5 4 Appendix 57 Chapter 6 Function ...

Page 5: ... Inspection 79 7 3 Handling 80 7 4 Installation 81 Chapter 8 Troubleshooting and Maintenance 84 8 1 Light Fault Items and Alarm 84 8 2 Heavy Fault Items and Alarm 84 8 3 Normal Problems processing 85 8 3 1 VFD trip analysis 85 8 3 2 VFD normal faults and solutions 86 8 4 Power Cell Replacement 91 8 5 Maintenance 91 8 5 1 Routine maintenance and inspection 91 8 5 2 Regular maintenance 92 8 5 3 Spar...

Page 6: ...ed as following The meanings of these notations keep the same throughout the document We will give technical training about installation commission operation and maintenance to the related personnel and guarantee that everyone understands the safety instructions in this manual deeply Besides the safety instructions presented in this manual the standard safety regulations of electric power industry...

Page 7: ...e SINUS MV Standard medium voltage VFD When connecting the external wires the related regulations and standards of electric power industry should be abided by To avoid personal injury and property losses before any operation the safety regulations in this manual must be read carefully SINUS MV Standard MV VFD must be placed at proper environment and be at a maintainable state Only professional ind...

Page 8: ... must be used When installing or touching the circuit boards hold the rim of the circuit board avoid touching the electric elements in the circuit board Hazardous voltage may still exist within the cabinets even when the supply power is shut off Isolate the VFD reliably contactor cannot be used as isolator the inputs and outputs of VFD are connected with ground do not touch the components of the m...

Page 9: ...g low frequency running Rotating speed flying start start function realize the motor restart during rotating meet the continuous production requirement Instantaneous power outage function inverse charging to ensure normal running when the network loss power in a very short time Auto start on MV trip suitable for working conditions like dual power switch and grip voltage loss Synchronous transfer s...

Page 10: ...ocate the faults Cabinet door opening alarm function The power supply input and output of SINUS MV Standard MV VFD meet the most stringent IEEE STD 519 1992 and GB T14549 1993 no need for a separate input filter the cost for harmonic elimination is saved for customers Because of the high power factor of the system the compensation device for power factor is not needed thus the reactive input and t...

Page 11: ...FDs it has the following advantages No need of extra output filtering device Directly driving the medium voltage AC motor No need of motor derating operation No dv dt damage to insulation of motor and cable No torque ripple induced by harmonics and the service life of motors and mechanism devices can be extended No cable length requirement when cable voltage drop is in the allowable range 06 SANTE...

Page 12: ...U Profibus DP optional Industry Ethernet Protocol optional Acceleration and deceleration time 5s 1600s related to load DI 14 inputs 22 outputs Environment temperature 5 45 Storage transportation temperature 40 70 Cooling forced air cooling Humidity 95 no condensation Altitude 1500m when altitude is higher than 1500m each 100 meter increasing needs 1 derating of VFD Dust Non conductive no causticit...

Page 13: ...tandard MV VFD drives multiple motors at one time the VFD which has the larger current should be selected according to the total current of the motors 5 For impacting load such as oil pump a proper enlarge of the capacity should be taken into account during selection of SINUS MV Standard MV VFD 6 When used in the extreme environments such as high temperature or high altitude 1500m SINUS MV Standar...

Page 14: ...iler feed pump Compressor Cement Kiln draft fan Kiln gas blower Separator fan Kiln head fan High temperature fan Cement mill fan Dust removal fan Circulating fan Grate cooler Raw material mill fan Raw material mill Coal mill Kiln tail fan Rotating kiln transmission Compressive force draft fan Municipal projects Aeration fan Induced draft fan Force draft fan Force pump Medium water pump Sewage pump...

Page 15: ...ons for A C power drive systems above 1000V A C and not exceeding 35kV GB 3797 2005 Electric driving control gear Part 2 Electric driving control gear incorporating electronic devices GB T 2900 18 2008 Electrotechnical terminology Low voltage apparatus eqvIEC60050 441 1984 GB T 3859 1 1993 Semiconductor converters Specification of basic requirements eqv IEC60146 1 1 1991 GB T 3859 2 1993 Semicondu...

Page 16: ...al power dive systems Part 3 product standard including specific test methods IEC 60757 1983 Identification of insulated and bare conductors by colors IEC guideline 106 1989 Environment condition guides for specifying performance rating of equipments DL T 994 2006 Power station fan and water pump medium voltage VFD 3 1 Theory SINUS MV MV VFD is composed of transformer power cells and control syste...

Page 17: ...he isolated transformer is dry type transformer and forced air cooling The primary loop is Y connection directly connects with MV cables The secondary windings use extended delta connection There is a certain degree of phase difference between secondary windings Phase shift angle n number of cells in each phase The secondary windings supply power for power cells the phase difference between windin...

Page 18: ...and 3 4 Fig 3 3 Voltage Stacking Diagram of 6kV VFD Fig 3 4 Voltage Stacking Diagram of 10kV VFD Take the 6kV series VFD with 5 power cells as an example 11 levels output voltage can be gotten 5 0 5 With the increase of voltage levels the value of each voltage level decreases it can reduce the dv dt pressure and THD of output voltage Figure 3 5 shows the voltage waveforms of 5 cells and phase volt...

Page 19: ...ontrol board and a driving board the control board is connected to the controller by optic fibers See the power cell principle in Figure 3 7 The cell drive boards are mainly used to drive IGBT see Figure 3 8 Because the fibers are the only way to connect with power cell and main controller so it completely achieves the electrical isolation between power cells and the main controller The control bo...

Page 20: ...ls are fed back to the control board for cell protection The control board supplies power to the drive board 15V power are converted to 4 isolated power branches which are used to drive 4 IGBTs XS5 GND VCC 15V R L IHNB DR 16 15 14 13 12 11 10 1 2 3 4 5 6 7 8 9 1 2 5 XS1 DCT DRG DGND ER DRC L V L V V DRCM DRIVING CONTROL MODULE 1 V 1 2 5 XS2 DCT DRG DGND ER DRC L V L V V DRCM DRIVING CONTROL MODULE...

Page 21: ...d The main control board adopts digital signal processor DSP to implement all the functions of motor control through three phase voltage PWM instructions generated by space vector mode Exchange data with I O board through RS485 provide status parameters of VFD and receive parameter setting from the I O board Power board is powered by DC24V used to supply 5V 15V power to control board and signal bo...

Page 22: ...17 Figure 3 10 I O Board Theory Diagram ...

Page 23: ...he same cabinet When VFD capacity is big the system layout may include many cabinets Figure 3 11 MV VFD Outline Diagram 3 2 1 Transformer Cabinet The isolated phase shifting transformer and auxiliary components are installed in the transformer cabinet Including transformer cabinet isolated transformer top fans temperature controller for isolated transformer current transformer fan control and prot...

Page 24: ...op fan Top fan Travel switch Secondary terminals Secondary connection terminals Travel switch Transformer temperature controller 380V auxiliary winding HV input copper Air duct baffle Air duct baffle CT CT Primary neutral junction Bottom fan Front Back ...

Page 25: ...or opens The transformer and the base are connected as a whole by screws which are convenient for transportation and installation When need to lift the whole cabinet with transformer users have to use the transformer lifting holes See the above Figure 3 14 Notes the hoisting rings on the cabinet are only used for transformer cabinet lifting and they cannot be used as whole cabinet lifting with tra...

Page 26: ...6 I O interface board HMI power cells power cell resistance board measuring accessories power cell voltage measuring board control transformer assembly output current hall sensor output voltage measuring board primary wiring room secondary wiring room centrifugal cooling fan heater optional UPS optional Output voltage detection board Power cell voltage detection board Power cell resistor board Bac...

Page 27: ...nd user s wiring terminal row is in the right door of the backside the VFD output connector is inside the left damper of the transformer back Fig 3 18 10kV Power cell cabinet insde Front Back 10kV Series TThere are 9 power cells in each phase of 10kV In order to minimize the cabinet width the cells are arranged into front and back two rows see Figure 3 18 There are 4 cells in the front row of each...

Page 28: ...otally separated from the cell cabinet and can be taken down from the guide rail The installation steps of the cell are in contrary with the above steps Put the cell on the guide rail first push it softly till the extreme position fix the screws connect the input cables output copper bars and optic fiber joints After power off the VFD the power cell may still remain dangerous voltage inside so use...

Page 29: ...harge box precharge and cell detection Precharge mode The cell can be charged in three stages by switching the number of current limiting resistors connected in the charging circuit After 3 5 seconds of finishing the charge deliver switch on permit signal lasts 4 5 seconds and the upper switch is allowed to be switched on 3 2 4 HMI HMI is installed in the cabinet door realized by TPC1061Ti touch s...

Page 30: ...chgears bypass cabinet and switch transfer cabinet usually match the usage of VFD The function of bypass cabinet is to switch motor working at industrial frequency when the VFD fails and ensure the continuity of manufacturing and also improve the reliability of system There are two basic kinds of bypass cabinet manual bypass cabinet and auto bypass cabinet The manual bypass cabinet width is 0 8m w...

Page 31: ...r as one double pole double throw switch which can ensure the grid power not connecting to the VFD output terminal There are two types of switch cabinet manual switch cabinet transfer and auto switch cabinet The function of switch cabinet is that the VFD supplier power for two motors separately to improve the utilization rate of VFD This scheme can be used under two conditions the motors are one f...

Page 32: ...nts Profibus DP communication adapter Industry Ethernet communication adapter Bypass function of power cell Host computer and host control software can realize the networked control of VFD and monitor the state of the VFD all the time Caution During the VFD running it is strictly prohibited to switch off the VFD outlet terminal contactor so when using auto bypass cabinet and auto switch cabinet mu...

Page 33: ...ustry standard EMC standard Wiring Terminal Definition Chapter 4 Armored cables with shielding effect is recommended for MV cable used between the VFD and the motor it can prevent the rodent damage and meet the requirement of EMC If the whole section area is less than 50 of the section area of single phase conductor a grounding cable is needed to prevent the shield over current produced by potenti...

Page 34: ...ith signal wires Control signal and communication cables should be laid in the corner and the zero electric potential to improve the capability of anti interference Cables for different kinds of signals must be cross routing Shielding layers should connect to ground with single terminal in VFD side Shielding layer to terminal should be short as possible For diminishing the electric potentials inte...

Page 35: ...n MV VFD A wrong wiring of the input terminal as output terminal will lead to damage of VFD or casualty accidents Forbidden to exchange After VFD is installed AC withstand voltage test of the main transformer of the primary circuit and MV cables should be processed The test voltage is 85 of standard test voltage and dwell time is 1 minute Before the withstand voltage test please disconnect all the...

Page 36: ...wo terminal rows XT3 XT4 used for control power wiring XT3 terminal row XT4 terminal row Controller I O board 4 3 1 Terminal Row Above Interface Board The upper terminals are connected with the remote control and the switch input signals of the site etc as Fig 4 4 and Fig 4 5 among which the analoginput has one channel 4 20mA current input load impedance required to lower than 500Ω remote control ...

Page 37: ...des when several switch values are in the same connection among which the 24V 2 can share common wiring Interface board remote reset signal and cabinet door reset button have the same function when VFD has no heavy fault only reset the HMI and this will not cause other effects on the system eg Resetting when VFD is running will not cause VFD stop when VFD has heavy fault and remove the fault then ...

Page 38: ...Remote control enable Effective when close DI NO Level signal HMI function item control mode set from remote valid when permit after close VFD control mode will be remote control XS1T 1 XS1T 3 External reset Effective when close DI NO Pulse signal After close when heavy fault the control system will be reset or the HMI will be reset when running equal to the function of the reset button on the cab...

Page 39: ...nly used with synchronous transfer switch function Close permit and open signal are interlocked with VFD upper level switch eg breakers in the power cabinet or VFD input contactors breakers in the auto bypass cabinet Close permit is NO connected in series to the close circuit of the upper level switch to form a close condition but not participating in the upper level switch operation When it is cl...

Page 40: ...C 8A 250VAC XS13T 1 XS13T 2 Heavy fault output Effective when close DO NO 8A 250VAC Heavy fault close XS13T 3 XS13T 4 Heavy fault output Effective when open DO NC 8A 250VAC Heavy fault open XS13T 5 XS13T 6 Top fan start 1 Effective when close DO NO 8A 250VAC When requiring to start top fans close XS13T 7 XS13T 8 Top fan start 2 Effective when close DO NO 8A 250VAC XS13T 9 XS13T 10 Excitation start...

Page 41: ...onds to two input modes 4 20mA corresponds to 0 100 2 10V corresponds to 0 100 XS18T 5 XS18T 6 Running frequency 4 20mA AO Current Max load 500Ω 10 bit A D sampling resolution 0 1 precision 1 0 4 20mA corresponds to 0Hz max frequency XS18T 7 XS18T 8 Output current 4 20mA AO Current Max load 500Ω 10 bit A D sampling resolution 0 1 precision 1 0 4 20mA correspond to 0A 150 of VFD rated current XS18T...

Page 42: ...ency analog output 3 set to be output frequency 4 20mA corresponds to 0A 150 of VFD rated current analog output 3 set to be outputcurrent 4 20mA corresponds to 0 100 analog output 3 set to power cell cabinet temp 4 20mA corresponds to 0 1 analog output 1set to be output power factor 4 20mA corresponds to 0 150 of rated output power analog output 1 set to be output power 4 20mA corresponds to 0 exc...

Page 43: ... Alarm Zone When the system appears heavy fault on the left of the forth zone appears the red alarm strip and roll the fault information fault indicator is always on When system appears the alarm light fault the yellow alarm strip appears on the left of the forth zone and rolls the fault information fault indicator light twinkling Touch screen manages all functions of VFD and provides user friendl...

Page 44: ...cal given Any status Given frequency increase Other given mode Disable Table 5 1 Command button operation 5 2 1 Monitoring Interface After VFD control system MV power on touch screen into the monitoring interface as shown in 5 1 Monitoring interface is the default main interface of screen and displays information including system status cabinet temperature VFD status eg running frequency output in...

Page 45: ...ve in the real time curve running frequency pu value running frequency max frequency output current pu value output current VFD rated output current and output voltage pu value output voltage VFD rated output voltage The current value of those three parameters use different colors to show each curve s characteristic as following Figure 5 3 Trend curve real time curve After pushing the start key th...

Page 46: ...e when operator selects any point of the curve Data frame displays different values at different time following the selected point as shown in Figure 5 5 In the data frame the first column colors correspond to the information of second column In the coordinate range column the absolute clock represents the total length of the x coordinate in historical curve The coordinate range of running frequen...

Page 47: ...omatically on the first day of each month or manually Push key then the window pops a box History data deleted successfully and after 3s the box disappears automatically and the history curve record has been deleted manual delete successfully done and the history curve record has been deleted manual delete successfully done 5 2 3 Function Parameter and System Parameter In the window menu selection...

Page 48: ...p the numerical input window as shown in Figure 5 9 Set the target value click the OK key After user logged in 10 minutes without key operation function parameters and system parameters are automatically encrypted all parameters can t be set To set the parameters need to re login Attention User Name Password Santerno Only for the supplier Operator 123456 Figure 5 8 Touch screen login window In use...

Page 49: ...arameter setup and Restore to default on the first page of function parameter to enable Step 2 Within 120 seconds click Restore to default pop up the restoring factory confirmation window as shown in Figure 5 11 After selecting Yes or Y all parameters are recovered If select No or N nothing changed in parameter after 120 seconds the factory parameter is automatically turned into a disable state Co...

Page 50: ...Figure 5 13 Fault record parameter value of the touch screen to the controller Parameter upload is uploading the system parameter value of controller to the touch screen If the system parameters are changed users need to push parameter download key to change the same parameter in controller If no parameter download operation after transfer to other windows then that system parameter which has been...

Page 51: ...curve Other settings include several sections Logo set Time set Sleep window set Running time Password settings and software version shown in figure 5 15 5 2 7 Other Settings Figure 5 14 Find fault record by setting the time range Figure 5 15 Other settings interface Logo Setting 1 After downloading the multilingual version V2 0M into the touch screen and reset the system enter the OTHER SETTINGS ...

Page 52: ...TION PARAMETER button to enter the FUNCTION PARAMETER window and PARAMETER SETUP is set to ENABLE as shown in figure 5 17 3 After the parameters setting are SET to enable back to the other Settings window the USER LOGO SELECTION checkbox appeared LOGO SET button click on this button then pop up password input box enter the password 082016 as shown in figure 5 18 ...

Page 53: ...rection OK key to confirm the revision Sleep Setting Sleep set must be used together with cancelling auto close the back light First in the HMI starting process it shows the in progressing bar double click this bar and in the System revise parameter select backlight cancel the auto close backlight restart HMI program waiting time is 300s that means from the last time when users did the operation o...

Page 54: ...ted running time the time units are date hour and minute System running time of this time means the time length from the time VFD starts running this time until the time VFD stops System accumulated running time means the accumulated running time starting from the very first beginning of VFD running until now Password Setting Click the Password setting key to pop up the password settings window as...

Page 55: ...tation parameter settings Introduction of excitation regulation function 1 The system can adapt the starting requirement of the brush sync motor and brushless sync motor by changing the starting sequence of VFD and excitation system 2 The system can improve the motor s power factor by changing excitation current so that the sync motor can work in a high performance state 3 In synchronous transfer ...

Page 56: ...tation system The exciting current outputs automatically according to the WORK MODE and the start up process is completed 2 Excitation current regulation 1 MOTOR START MODE synchronous WORK MODE manual constant power factor when running frequency under AUTO REGULAT SWITCH RREQ motor runs with constant excitation current and when the frequency reaches to AUTO REGULAT SWITCH RREQ motor changes to be...

Page 57: ...al value Analog set Set VFD frequency by I O board analog set signal Whether the input signal is current signal 4 5 3 Important Parameter Description 5 3 1 Run Mode VFD has two kinds of running mode Open loop The frequency of VFD is given by the user directly Close loop The frequency of VFD is produced by regulating by the actual value of the controlled quantity such as pressure temperature and th...

Page 58: ...alog set signal corresponds to the 0Hz max frequency Under closed loop control the analog set signal corresponds to 0 100 The corresponding relationship between the set value and frequency is shown in Figure 5 22 5 3 5 Start Mode The VFD has several start modes Normal start The VFD starts output from the start frequency and accelerates to a set frequency or the expected value of the controlled amo...

Page 59: ...ency Max frequency Reference frequency Local set or upper set Set the frequency to a negative value by HMI or upper computer then VFD can start reversed running If the control mode set to remote control and the remote start and stop mode set to the level mode then start stop control is initiated through the level positive start stop signal on I O board Analog set or DI set Set the control mode to ...

Page 60: ...um limit The minimum is usually set a little higher than the start frequency Figure 5 26 Start Frequency Attention If start frequency is set too big may lead over current of VFD when start Minimum frequency set value is related to the application it is necessary to confirm with the users The minimum frequency set value normally will be bigger than the start frequency Figure 5 27 Time Sequence of A...

Page 61: ... or deceleration Each skipping point requires setting two parameters upper frequency U and lower frequency L to set the skip frequency region The upper frequency must be larger than the lower one in one same skip region If there exist two skip points then the skip point 2 must be selected larger than 1 Figure 5 29 Skip Frequency Diagram Hz Max Frequenncy Skip frequency 2U Skip frequency 2L Skip fr...

Page 62: ... frequency changes to the Min frequency after the loss 0 Disable 1 Enable No 1 MV loss quick break When high voltage lost it is allowed to report MV loss when it is disable VFD in standby no heavy fault and show MV ready when running it reports MV loss according to shielding time delay 0 Disable 1 Enable No 0 MV loss auto restart The time of MV power loss is within the time delay of power loss shi...

Page 63: ... are two control modes local control remote control enable open of the interface board and remote control remote control enable close of the interface board 0 Disable 1 Enable No 0 Motor parameter control Whether to set the motor parameter 0 Disable 1 Enable No 0 Motor parameter location selection Choose the motor parameters when one VFD drives multi motors 0 Group 1 1 Group 2 2 Group 3 3 Group 4 ...

Page 64: ...smaller than the true value the value should be adjusted higher otherwise the input voltage should be reduced 50 200 No 100 Max set current The Max value of given current signal at the site corresponding to the Max frequency or closed loop control to the given quantitative 100 Notes When the analog given is voltage signal theMax value of a given voltage is adjusted by this parameter 10 00 25 00 mA...

Page 65: ...integral time The operation mode is closed loop operation and the integral time is controlled by PI control 0 01 20 00 Min 10 00 Analog set filter cardinality Analogue set set the filter coefficient of analog signal 0 50 No 0 VFD address The address assigned to the VFD when the upper computer is in communication with the frequency converter must be consistent with the address of the upper computer...

Page 66: ... General VFD For async motor 2 SVC VFD for async motor 3 General VFD for sync motor 4 SVC VFD for sync motor 5 Openloop VC VFD for async motor 6 Openloop VC VFD for sync motor 3 Min frequency min frequency of VFD continuous running absolute value V 0 80 0 0 1 General VFD For async motor 2 SVC VFD for async motor 3 General VFD for sync motor 4 SVC VFD for sync motor 5 Openloop VC VFD for async moto...

Page 67: ...r rated frequency rated frequency value on motor nameplate rpm 5 80 50 1 General VFD For async motor 2 SVC VFD for async motor 3 General VFD for sync motor 4 SVC VFD for sync motor 5 Openloop VC VFD for async motor 6 Openloop VC VFD for sync motor 10 Motor rated speed rated speed value on the motor nameplate 0 3600 980 1 General VFD For async motor 2 SVC VFD for async motor 3 General VFD for sync ...

Page 68: ...tor 2 SVC VFD for async motor 3 General VFD for sync motor 4 SVC VFD for sync motor 5 Openloop VC VFD for async motor 6 Openloop VC VFD for sync motor 16 Motor stator resistance Ω 0 001 10 0 1 1 General VFD For async motor 2 SVC VFD for async motor 3 General VFD for sync motor 4 SVC VFD for sync motor 5 Openloop VC VFD for async motor 6 Openloop VC VFD for sync motor 17 Motor stator inductance mH ...

Page 69: ...integral coefficient sec 0 1 20 3 0 2 SVC VFD for async motor 4 SVC VFD for sync motor 5 Openloop VC VFD for async motor 6 Openloop VC VFD for sync motor 24 Magnetic proportion coefficient 5 magnetic flux regulation proportion coefficient 6 magnetic flux regulation proportion coefficient 0 5 20 5 5 Openloop VC VFD for async motor 6 Openloop VC VFD for sync motor 25 Magnetic flux integral time 5 ma...

Page 70: ...UVW is UWV is 4 same as above 0 1 1 Forward 2 SVC VFD for async motor 4 SVC VFD for sync motor 31 Switch phase lock angle 1 the max electric angle permitted when grid VFD or VFD grid switch 3 same as above 0 5 5 5 1 General VFD For async motor 3 General VFD for sync motor 32 VFD type 1 General VFD For async motor 2 SVC VFD for async motor 3 General VFD for sync motor 4 SVC VFD for sync motor 5 Ope...

Page 71: ...r start Sync start Used for brush synchronous motor start 0 Async start 1 Sync start No 0 Max set current of excitation Used for 4 20mA simulation calibration 0 20 mA 20 Min set current of excitation 0 20 mA 4 ID Description Unit Min Max Default VFD type Valid 35 VFD rated input voltage V 380 15000 6000 1 General VFD For async motor 2 SVC VFD for async motor 3 General VFD for sync motor 4 SVC VFD ...

Page 72: ...Corresponding to rated excitation current of motor 0 limitless A 0 Excitation cabinet current Corresponding to rated excitation current of excitation cabinet 0 limitless A 0 Async start excitation frequency When starting at asynchronous start first start VFD to the setting frequency and then start excitation 0 50 Hz 3 Auto regulate switch frequency When the constant power factor is adjusted firstl...

Page 73: ... voltage break button Interface board emergency stop signals XS1T 1 8 terminal Interface board remote reset signals XS1T 1 3 terminal Interface board high voltage break section signals XS2T 1 9 terminal and XS2T 1 10 terminal any one closed valid This chapter describes some of the complex applications and features of the SINUS MV standard MV VFD The main contents of this chapter including 1 The co...

Page 74: ...back quantity and target quantity is 100 the adjustment range of PI controller to the output frequency command is the maximum frequency Ti Process close loop I time refer to table 5 1 function parameter settings this parameter determines the intensity of the integral adjustment of the PI controller the shorter the integration time the greater the intensity of the adjustment Integration time is whe...

Page 75: ...hronous Transfer Switch By using the synchronizing switch technology the VFD can be used to soft start and control multiple motors Synchronizing switch includes switch from the variable frequency to network frequency and switch from the network frequency to variable frequency VFD Grid switch Variable frequency to grid switch VFD drives motor until the output frequency amplitude and phase position ...

Page 76: ...is received the VFD immediately outputs the corresponding frequency at the speed and on this basis accelerates and decelerates to reach the set frequency as shown in Figure 6 3 Fig 6 3 Switch Time Sequence By setting HMI function MV Loss Quick Break and MV Loss Self Restart the user can choose when lose the MV whether the VFD alarms heavy fault or not and whether the VFD will run automatically whe...

Page 77: ...5 5 Running status not recover MV MV LOSS QUICK BREAK disable VOLTAGE LOSS SCREENING TIME DELAY n sec When VFD is in running status not recover MV within n sec then VFD alarms MV LOSS heavy fault When VFD is in standby status recover MV within n sec then VFD keep MV not ready status Figure 6 4 MV power loss status Power Loss 2 MV LOSS QUICK BREAK disable Restore HV in VOLTAGE LOSS SCREENING TIME D...

Page 78: ...r Slurry Pump and Belt Conveyor etc by setting VFD Torque Lifting parameters it can solve the difficult problems The torque lifting value should be based on the load conditions if lifts too much there will be large current impact during the start The parameter setting range is 0 15 if 0 it will no lifting if 15 it will be the max lifting 6 7 Torque Lifting 6 6 Instantaneous Power Loss Function Fig...

Page 79: ...ogether Through the master slave control function the load can be evenly distributed among the motors When the master slave control is applied the master slave control of system parameter should enable And the host set to be master mode and slave set to be slave mode An optical fiber communication between thehost and the slave machine The host will transmit information to the slave in real time su...

Page 80: ...current is the shorter the protection action time is The sketch map of inverse time limit protection as follows From the above chart shows the inverse time protection is an integral process The greater the overcurrent of the motor the greater the integral step the shorter the VFD running time is In order to quantitatively explain assuming that the output current of the VFD is constant at a certain...

Page 81: ...allowed value of current acceleration the VFD output frequency will not change deferring the acceleration and deceleration After the current falls below the overcurrent recovery point then it will continue to accelerate and decelerate again shown as the following In the deceleration of the VFD if the load inertia is too large or the deceleration time is too short it will cause the rise of the DC b...

Page 82: ... voltage of the VFD keeps essentially unchanged and the motor driving load ability hold constant 6 14 Power Cell Bypass and Neutral Point Drift The cells in each phase of the SINUS MV MV VFD are connected in series When one or several cells of the VFD have a fault including drive fault overheat fault and fuse fault bypassing the fault cell cells will not affect the current output capacity of the V...

Page 83: ...e So we introduce the neutral point drift algorithm as shown in Figure 6 13 The premise of this method is that the neutral point of the cell is floating and it is not connected to the neutral point of the motor therefore the neutral point of the output voltage of the VFD can deviate from the neutral point of the motor We can change the balance of the output line voltage by adjusting the phase angl...

Page 84: ...e possibility of height limitation while selecting the conveyance and route The bearing of conveyance should be larger than the weight of SINUS MV series MV VFD Attention SINUS MV series medium voltage VFD may transported by truck train ship etc In addition the VFD should be stored in the room with ventilated temperature in 40 70 and the maximum relative humidity of no more than 90 of the air The ...

Page 85: ...l not be less than 60 When lift the transformer cabinet except for the special description of the location of the packing label and drawing position the transformer s own flat part should be hoisted and the transformer cabinet body can not be hoisted see Fig 7 2 If there are multiple fans installed on the top of the transformer cabinet the fan must be moved when the transformer is hoisted and it s...

Page 86: ...alue shall be installed safe and reliable temperature regulating device The equipment site should have protective measures to prevent the invasion of small animals such as snakes mice and other small animals and should strictly avoid the damage to equipment caused by such animals In order to ensure the smooth flow of the cooling air path see Figure 7 3 1 and 7 3 2 and the convenience of operation ...

Page 87: ...y the centrifugal blower through the ventilation tube The concentrated ventilation tube is directly connected to cooling blowers on the top of the cabinet as shown in Figure 7 4 Centrifugal fan Centrifugal fan Air outlet Air outlet Filter Filter Front Front Air inlet Air inlet Power cell Power cell Control Power cell cabinet Control Power cell cabinet Independent air duct Independent air duct Fron...

Page 88: ...e earth grounded The earthing resistor should be kept no more than 4Ω Each cabinet connect with each other as a whole unit According to the actual needs of work field some accessorial switch cabinets can be selected A bypass switch cabinet is used to switch the motor operation at varied frequency or fixed industrial frequency A one drive for two motors switch cabinet is used to switch the VFD to c...

Page 89: ... over temperature alarm Cell cabinet over temperature alarm Cabinet door open Analog set line drop Cell bypass Motor overload HMI non communication Cooling fan power loss 8 1 Light Fault Items and Alarm 8 2 Heavy Fault Items and Alarm Heavy fault includes External fault Transformer overheat Motor over current Cabinet overheat Cell fault VFD overcurrent The SINUS MV General MV VFD has a complete fa...

Page 90: ...us after troubleshooting and resetting 8 3 Normal Problems processing When VFD failure occurs the HMI will display related information According to this information the operator can take appropriate measures to troubleshoot the fault 8 3 1 VFD trip analysis Please refer to Figure 8 1 to analyze VFD trip reason Table 8 1 Check before VFD power on VFD trip Instantaneous trip when power on 1 Check sw...

Page 91: ...in transformer cabinet and contactor are disconnected 6 Whether the transformer control fans and protection circuit are normal No Item Key points 1 VFD accessory equipment switch cabinet Whether the primary wire power L1 L2 L3 of the switch cabinet is normal Whether the circuit breaker is switched on bypass cabinet Whether there is indicator on electric monitor Whether the vacuum contactor is swit...

Page 92: ...isted in transformer over temperature alarm Cabinet overheat alarm When the cell cabinet temperature is higher than 60 it will cause the cabinet over heat heavy fault Check the items listed in power cell cabinet overheat alarm Cabinet door interlock alarm 1 Check whether travel switch is compacting with cabinet door touch pieces 2 Whether the pre travel and over travel of travel switch are correct...

Page 93: ...fluctuates at low speed since cogging effect At this time there maybe current limit causing repeat VFD acceleration and deceleration in this case it needs to decrease the acceleration time enlarge the current limit ratio to make the motor quickly runs through the fluctuation range to avoid over current protection In this condition if the cell output voltage is low replace the cell Motor over curre...

Page 94: ...ection value then cell over voltage fault will exist 1 If one cell output voltage is lower when VFD is running it will cause three phase output unbalance then alarm cell over voltage 2 The cell over voltage normally exists when VFD at debugging mode without load Appropriately regulating the rated voltage to a lower level 3 Check the input high voltage whether it s over the maximum value if yes adj...

Page 95: ... controlled only by remote terminals If the start mode in the parameter setting is level voltage signals When the VFD stop by local or host controller due to the remote command is also effective in this time and the VFD will restart again In order to avoid this failure it is forbidden to stop the VFD by local or host controller under remote control mode Instant tripping after power on When the pow...

Page 96: ...lure determine and clear the fault before power up again The power cells within the cell cabinet have exactly the same electrical and mechanical properties If a failure caused by malfunction of power cell is identified it can be cleared by replacing the fault power cell with a new one After replacement please contact with Santerno to maintenance the fault power cell Replace the power cell in accor...

Page 97: ...ded maintenance interval is six months When in dust environment the filter replacement cycle can be shortened to one week Clean up work filters transformer cabinets cell cabinets Tighten work transformer in and out cables power cells in and out cables control cables signal cables 8 5 3 Spare cell maintenance Make sure that spare cell the two fiber base plugs TX RX is tight to prevent dust pollutio...

Page 98: ...llowing A 1 2 Technical Indicators 1 Range of measurement 0 0 200 0 2 Accuracy of measurement Grade of accuracy Grade 0 5 Resolution 0 1 3 Operating conditions Room temperature 20 55 Relative humidity 85 10 Power voltage AC220V 15 or 24VDC voltage level is based on the actual VFD Power frequency 50Hz 60Hz 2Hz 4 Parameter of the sensor Pt100 5 Anti jamming performance satisfy the JB T7631 1 The int...

Page 99: ...9 7 Protection function input open alarm over range alarm watchdog function instrument fault detection alarm 8 Output of over temperature alarm and over temperature trip relay contact output contact capacity 3A 250VAC or 7A 24VDC 9 Fan start stop output relay contact output contact capacity 3A 250VAAC 10 Dimension 80mm 160mm 100mm Size of insertion hole 76 1mm 152 1mm A 2 1 Instrument panel a Meas...

Page 100: ...00 A 3 Instrument self examination and working state display 1 After energize the control will enter the mode of self check after energizing first with the following display on the panel PV L E A d SV b 1 0 In ten seconds the control will shift to regular working mode automatically If wired properly without any fault in the measuring loop itself PV and SV will display measured value and measuring ...

Page 101: ...uence under measurement and display X refers to over temperature phase sequence X X X phase temperature in 3 phase 4 way temperature value is beyond the limit HH X 3 phase 4 way temperature value is normal and fan is under the manual start mode HX X The fan is under the manual start mode and X phase temperature is beyond the limit UU X Temperature controller is under the maximum value display mode...

Page 102: ...ture controller from maximum value display to patrol display in each phase or vice versa Note In key operation if no key is pressed the temperature controller will return to normal working mode automatically in about 100 seconds while the setting will become invalid 2 Parameter setting Step Key PV SV Explanation Remark 1 SET cd 1000 Instrumentation is in parameters setting state 2 or cd 1008 Input...

Page 103: ...u need to wait and adjust 2 In the process of parameter and compensation value setting if no key is pressed the instrument will return to normal working state automatically after about 100 seconds and the setting process is invalid A5 Parts list AppendixⅠ Instrument installation drawing Unit mm Instrument fixing frame one set Sensor cable one set Power cable one ...

Page 104: ...also publish the broadcast information to all slaves Interface mode RS485 hardware interface Transmission mode Asynchronous serial half duplex transmission mode at a time the host and slave can only be sent by one data another to receive data Data and frame format VFD adopts RTU mode data bit 8 odd even check no parity check stop bit 1 the baud rate is 1200 2400 4800 9600 19200 38400 57600 bps opt...

Page 105: ...ent Specification data segment Address code Function code Data Check code B2 ICMP B3 Function code definition B4 Common function codes and responses 4 1 Function code 0x03 read multiple registers Frame header START T1 T2 T3 T4 3 5 bytes of transmission time Slave ADDR field Communication ADDR 0 247 decimal 0 is broadcast ADDR Function code 03H read slave parameters 06H deliver slave command 10H wr...

Page 106: ...xFF Nr of registers hi 1 n of registers Nr of registers lo 1 CRC check lo 1 cyclic redundancy checks CRC check CRC check hi 1 Data Bytes Description Slave station address 1 1 247 1 F7 Function code 1 0x03H number of bytes 1 2 n bytes First register hi 1 First register data First register lo 1 Nth register hi 1 Nth register data Nth register lo 1 CRC check lo 1 cyclic redundancy checks CRC check CR...

Page 107: ...heck CRC check hi Data Bytes Description Slave station address 1 1 247 1 F7 Function code 1 0x06H Register address hi 1 0x00 0xFF Register address lo 1 0x00 0xFF Write data hi 1 0x00 0xFF Write data lo 1 0x00 0xFF CRC check lo 1 cyclicredundancychecks CRC check CRC check hi 1 Data Bytes Description Slave station address 1 1 247 1 F7 Function code 1 0x06H Register address hi 1 0x00 0xFF Register ad...

Page 108: ...moveout bit is 0 then reach to the sixth step 6 Repeat the forth and the fifth steps complete 8 moveout 7 V and the next byte B1 function code are coexisting in V V V XOR B1 8 Repeat the steps 4 7 till all the bytes in the data packet finish XOR and shift 8 times 9 Register V is CRC checking attached to the end of the data packet low byte before high byte after In order to facilitate users to cont...

Page 109: ...CH 40013 0 01 1 00 14 Motor speed R DH 40014 15 Cabinet inside temperature R EH 40015 0 1 16 VFD status R FH 40016 High byte Running status 1 Initializing done 2 Controller ready 3 MV ready 4 System standby 5 VFD running 10 Fault VFD The user can deliver different functional codes and address code messages through the host control the running of the VFD acquire the state information and set the re...

Page 110: ...ult 6 5 MV loss 4 motor upper limit over current 3 VFD over current 2 Power cell over heat 1 VFD over heat External fault 18 Status monitoring R 11H 40018 Bit 15 14 13 12 11 10 Water cooling fault 9 Controller non communication 8 Cell bypass 7 Analog feedback line drop 6 Analog set line drop 5 Motor over load 4 Transformer cabinet door open 3 Cell cabinet door open 2 Cell cabinet over temp 1 Trans...

Page 111: ... A1 C1 A3 C3 B4 A5 C5 B6 A7 C7 0 Normal 27 B2C2 R 1AH 40027 B8 A8 C9 0 Normal 1 Fuse fault 2 Over hear 3 IGBT fault 4 Power fault 5 Under voltage 6 Over voltage 7 Fiber fault 28 A3B3 R 1BH 40028 29 C3A4 R 1CH 40029 30 B4C4 R 1DH 40030 31 A5B5 R 1EH 40031 32 C5A6 R 1FH 40032 Low byte B1 A2 C2 B3 A4 C4 B5 A6 C6 B7A8 C8 B9 33 B6C6 R 20H 40033 34 A7B7 R 21H 40034 35 C7A8 R 22H 40035 36 B8C8 R 23H 4003...

Page 112: ...n 7 7 Control mode set by remote Disable Enable 6 Analog feedback line drop disable enable 5 Remote start stop mode pulse level 4 VFD reverse running disable enable 3 MV loss auto start disable enable 2 MV loss quick break disable enable 1 Analog set line drop disable enable 0 Running mode open loop running close loop running 41 Parameter combination 2 R W 28H 40041 Byte Name Byte interpretation H...

Page 113: ... loop proportion coefficient R W 38H 40057 0 01 58 Process close loop integration time R W 39H 40058 0 01 59 Process close loop differential time R W 3AH 40059 0 01 60 Analog set wave filter radix R W 3BH 40060 0 01 61 Dust cleaning timing R W 3CH 40061 day 62 Ventilation fan stop time R W 3DH 40062 0 30 minute System parameter 63 Start frequency R W 3EH 40063 0 2 00Hz 64 Max frequency R W 3FH 400...

Page 114: ...vector control for sync motor 5 Sensorless vector control for async motor 6 Sensorless vector control for sync motor Start mode 0 normal start 1 speed start 2 torque start 3 position start 4 rotor start 5 no load test 6 parameter identification 74 VFD input voltage R W 49H 40074 380 10000V 75 VFD rated voltage R W 4AH 40075 380 10000V 76 VFD rated current R W 4BH 40076 31 0 1600 0A 77 Input curren...

Page 115: ... 56H 40087 0 001 10 000Ω 88 Motor stator inductance R W 57H 40088 0 1 1000 0mH 89 Motor rotor time constant R W 58H 40089 0 1 30 00s 90 Magnetic flux set R W 59H 40090 1 0 1600 0A 91 Speed proportion coefficient R W 5AH 40091 0 5 20 00 92 Speed integral time R W 5BH 40092 0 1 20 00s 93 Magnetic flux proportion R W 5CH 40093 0 5 20 00 94 Magnetic flux integral R W 5DH 40094 0 1 20 00s 95 Current lo...

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