User`s manual ATV28H - RS Components International
Contents
1. 1 Assigning this function displays the corresponding settings in the SEt menu so that they can be adjusted 77 ENGLISH Configuration I O assignment menu O continued no not assigned OCr motor current 20 mA corresponds to twice the nominal motor thermal current ItH rFr motor frequency 20 mA corresponds to the maximum frequency tFr OLO motor torque 20 mA corresponds to twice the nominal motor torque OPr power supplied by the speed controller 20 mA corresponds to twice the nominal motor power Code Assignment Factory setting E r L Minimum value on input AIC adjustable from 0 to 20 mA 4mA C r H Maximum value on input AIC adjustable from 4 to 20 mA 20 mA These two parameters are used to configure the input for 0 20 mA 4 20 mA 20 4 mA etc Frequency l ase a it Cri CrH 20 A CIMA If the input used is Al2 these parameters remain proportionally active 4mA 2V 20 mA 10V For a 0 10 V input configure CrL at 0 and CrH 20 AD Analog output rFr ADE Analog output 0 0 20 mA configuration 4 4 20 mA configuration 78 Configuration assignment menu D continued Code Assignment Factory setting r Relay R2 SrA no not assigned FtA frequency threshold reached The contact is closed if the motor frequency is greater than or equal to the threshold set2. Motor Line supply Altivar 28 Power Line Max Line Max Power Reference indicated on current 3 prosp current transient dissipated plate 2 at U 1 atU2 line Isc current 4 at nominal load kW HP A A kA A A Ww 0 37 0 5 7 3 6 1 1 3 3 3 6 32 ATV 28HU09M2 0 75 1 9 8 8 2 1 4 8 6 45 ATV 28HU18M2 1 5 2 16 13 5 1 7 8 10 9 75 ATV 28HU29M2 2 2 3 22 1 18 6 1 11 15 107 ATV 28HU41M2 3 phase supply voltage 1 U1 U2 200 230 V 50 60 Hz 3 17 6 15 4 5 13 7 18 5 116 ATV 28HU54M2 4 5 21 9 19 1 5 17 5 24 6 160 ATV 28HU72M2 5 5 7 5 38 33 2 22 27 5 38 250 ATV 28HU90M2 75 10 43 5 36 6 22 33 49 5 343 ATV 28HD12M2 3 phase supply voltage 1 U1 U2 380 500 V 50 60 Hz Motor Line supply Altivar 28 Power Line Max Line Max Power Reference indicated on current 3 prosp current transient dissipated plate 2 atU1 atU2 linelsc 380 at500V current 4 at nominal to 460V load kW HP A A kA A A A Ww 0 75 1 3 9 3 5 5 2 3 2 1 3 5 33 ATV 28HU18N4 1 5 2 6 5 DT 5 4 1 3 8 6 2 61 ATV 28HU29N4 2 2 8 8 4 7 9 5 5 5 5 1 8 3 81 ATV 28HU41N4 3 10 3 9 1 5 71 6 5 10 6 100 ATV 28HU54N4 4 5 13 11 8 5 9 5 8 7 14 3 131 ATV 28HU72N4 5 5 75 22 1 20 4 22 14 3 13 2 21 5 215 ATV 28HU90N4 15 10 25 8 23 7 22 17 15 6 25 5 281 ATV 28HD12N4 11 15 39 3 35 9 22 27 7 25 5 41 6 401 ATV 28HD16N4 15 20 45 40 8 22 33 30 4 495 543 ATV 28HD23N4 52 Speed Controller References 1 Nominal supply voltages min U1 max U2 2 These power ratings are for a maximu
3. Next parameter 1 Configure bFr at the 1 power up using the same procedure as for the other parameters as described above Caution bFr can only then be modified after a return to factory settings 73 ENGLISH Local control option This option consists of a reference potentiometer and provides access to 2 additional buttons on the speed controller see documentation provided with the option RUN button controls the switching on of the motor The direction of operation is determined by parameter rOt in the settings menu SEt STOP RESET button controls the stopping of the motor and the clearing resetting of any faults The first press on the button stops the motor and if DC injection standstill braking is configured a second press stops this braking The reference given by the reference potentiometer is summed with analog input Al1 Installing this option requires special factory setting of certain functions tCC OPt LI1 no LI2 PS2 LI3 PS4 LI4 PS8 not reassignable not reassignable reassignable reassignable reassignable Drive Atr no only reassignable at YES This option cannot be removed once it has been fitted The option must be connected with the speed controller powered down otherwise it will trip on an InF fault Altivar 28 D sovane STOP RUN RESET 00090 74 Remote Display Module Option This module can be mou
4. Controls the stopping of the motor when there is a loss of line supply following a ramp which automatically adapts according to the kinetic energy restored no function inactive YES function active no YES no 82 Configuration Drive menu d r C continued Code Assignment Adjustment range Factory setting Flr Enables a smooth restart after the following events loss of line supply or power off fault reset or automatic restart freewheel stop or injection stop with logic input no function inactive YES function active no YES no drn Lowers the tripping threshold of the USF fault in order to operate on a line supply with 40 voltage drops no function inactive YES function active A line choke must be used A The performance of the speed controller can no longer be guaranteed when operating at undervoltage no YES no 545 Scale factor for the display parameter SPd SUP menu used to scale a value in proportion to the output frequency the machine speed or the motor speed For example 4 pole motor 1500 rpm 50 Hz SdS 30 SPd 1500 at 50 Hz 1 to 200 30 FCS Return to factory settings no no YES the next display will be Inlt then bFr start of the menus no YES no Parameter can be adjusted during operation 83 ENGLISH ENGLISH Settings
5. 5 Pd Display the value calculated by the speed controller rFr x SdS L Er Display the motor current A z DPr Display the power supplied by the motor estimated by the speed controller 72 100 corresponds to the nominal speed controller power D UL n Display the line voltage a E Hr Display the motor thermal state 100 corresponds to the nominal thermal state Above 118 the speed controller triggers an OLF fault motor overload E Hd Display the speed controller thermal state 100 corresponds to the nominal thermal state Above 118 the speed controller triggers an fault drive overheated It can be reset below 70 LFE View the last fault which appeared If there has been no fault the display shows noF PU Speed controller software version Dd Parameter which can only be seen and accessed using a remote display module option or PC software Access code 0 to 9999 Value 0 factory setting does not prevent access All other values lock access to the SEt drC and O menus To lock access to the speed controller the code can be incremented using A Y then saved using ENT Do not forget to make a note of the code as once it has been saved it is no longer displayed If a code other than 0 is configured access to the menus requires a remote display module option or PC software To access the menus on a speed controller which is locked by a code the code can be incre
6. require the controller to be powered down The fault is cleared when the logic input assigned to this function changes from 0 to 1 Forced local mode when using the serial link Changes from line control mode serial link to local mode control via the terminal block 67 ENGLISH Configurable I O Application Functions Analog input application functions Input Al1 is always the reference Assignment of Al2 AIC Al2 0 10 V or AIC X Y mA X and Y can be configured from 0 to 20mA Summing speed reference The frequency reference from Al2 AIC can be summed with Al1 PI regulator Can be assigned to 2 Allows a sensor to be connected and activates the Pl regulator The reference is input Al1 or an internal reference rPI which can be adjusted via the ATV 28 keypad Parameters which can be accessed in the adjust menu regulator proportional gain rPG regulator integral gain rlG Pl feedback multiplication coefficient FbS is used to adjust the max value of the feedback so that t corresponds to the max value of the PI regulator reference reversal of the direction of correction PIC if PIC no the motor speed increases when the error is positive if PIC YES the motor speed decreases when the error is positive Ref r PG ri 0 01to 100 0 01 to 100 x 1 S Manual Automatic operation with Pl This function combines the Pl regulator and reference switching by a logic i
7. Adjust menu 5 E E A These adjustment parameters can be modified with the speed controller stopped or running Ensure that changes made during operation do not present any danger Changes should preferably be made with the speed controller stopped Code Assignment Adjustment Factory range setting L Fr Speed reference via the display module LSP to HSP This parameter appears with the remote display module option if control of the speed controller via the display module is enabled LCC parameter in l O menu r P reference 0 0 to 100 0 0 0 This parameter appears if analog input 2 is assigned to the internal Pl function AIC PII r DE Direction of operation For rrS For This parameter appears if the local control option is present It defines the direction of operation forward For reverse rrS ACC Acceleration and deceleration ramp times 0 0 to 3600s 35 dEC Defined to range from 0 to nominal motor frequency FrS 0 0 to 3600s 35 ALE 2nd acceleration ramp time 0 0 to 3600s 5s dE 2nd deceleration ramp time 0 0 to 3600s 55 These parameters are accessible if the ramp switching threshold Frt parameter in the drC menu is other than 0 Hz or if a logic input is assigned to ramp switching L 5P Low speed 0 to HSP 0 Hz H5P High speed ensure that this setting is appropriate for the motor andthe LSP to tFr bFr applica
8. current input Analog input X Y mA X and Y can be programmed from 0 to 20 mA Al2 or AIC are assignable impedance 450 Q Use either but not both Resolution precision and sampling time of Al2 or AIC Alt AO Analog output Output can be programmed for 0 20 mA or 4 20 mA e Precision 6 of the max value max load impedance 800 Q 1 Logic inputs Programmable logic inputs 12 24 V power supply max 30 V LI3 Impedance 3 5 Ll4 State 0 if lt 5 V state 1 if gt 11 V Sampling time 4 ms max 24 Logic input power 24 V protected against short circuits and overloads min 19 V max supply 30 V Max customer current available 100 mA 59 ENGLISH Wiring Wiring diagram for factory settings 3 phase power supply Single phase power supply l y y Reference potentiometer Braking resistor if used 1 Line choke if used single phase or 3 phase 2 Safety relay contacts for remote indication of the speed controller status 3 Internal 24 V If an external 24 V source is used connect the 0 V from that source to the COM terminal and do not use the 24 terminal on the speed controller Note Fit interference suppressors to all inductive circuits near the speed controller or coupled to the same circuit relays contactors solenoid valves etc Choice of associated components See Altivar 28 catalog 60 Wiring Wiring recommendations Power Obs
9. preset speeds PS4 4 preset speeds 1 PS8 8 preset speeds 1 nSt freewheel stop Function active when the input is powered down dCI DC injection braking IdC peak limited at 0 5 after 5 seconds if the command is maintained FSt fast stop Function active when the input is powered down FLO forced local mode rst fault reset rFC reference switching when the input is powered down the speed reference is AIC AI2 or that generated by the PI function if it is assigned If tCC 3C LI2 For forward cannot be reassigned e Ifa function is already assigned to another input it still appears but its storage using ENT is inactive e The 4 or 8 preset speeds must be configured in the following order of assignment PS2 then PS4 then PS8 They must be cancelled in the reverse order see Configurable I O Application Functions Analog input AIC Al2 SAI no not assigned SAI summing with Al1 PII Pl regulator feedback the Pl reference being internal adjustment parameter rPI 1 PIA Pl regulator feedback the Pl reference being automatically assigned to Al1 1 SAI can only be assigned if a logic input is assigned to rFC reference switching e Pll and PIA cannot be assigned if a logic input is assigned to JOG or to PS2 If a logic input Llx is assigned to reference switching and AIC is assigned to PII or PIA the speed reference is taken on Al1 if Lix 0 and is the output of Pl if LIx 1 ENGLISH
10. value in the memory A Pressing or y does not store the choices Store save the displayed choice The display flashes when a value is stored Normal display with no fault present and no startup Init Initialization sequence rdY Speed controller ready 43 0 Display of the frequency reference dcb DC injection braking in progress rtrY Automatic restart in progress nSt Freewheel stop command FSt Fast stop command 72 Programming Access to menus 1 power up after factory configuration Subsequent power ups Y b F r Nominal motor frequency 50 Hz factory setting or 60 Hz ENT bFR configuration 1 ENT y rdY Display of speed controller status 4 ENT Wait 3 seconds Y A 0 ESC A SEE Settings If it is not possible to access the SEt drC 9 j i A or I O menus the speed controller is ESC protected by an access code A remote display dr Drive module option or PC software is necessary to Vv i A access these menus together with knowledge 1 0 ESC o of the code f See SUP menu page 87 vi 5 u P ES _ Display Access to parameters Example Menu ENT Parameter ENT Value or assignment SEE A YY 100 ESC ESC 1 flash y A A tesc save ENT UUU IDO gt I0 1 ESC
11. 0 1 J0 SP3 1 1 HSP 0 1 1 SP4 1 jo J0 1905 1 0 1 SP6 1 1 0 SP7 1 J1 1 HSP unassign the logic inputs the following order must be observed PS8 Llz then PS4 Lly then PS2 LIx Reference switching Two references are switched Al1 reference and Al2 or AIC reference by a command on a logic input This function automatically assigns Al2 or AIC to speed reference 2 Connection diagram Contact open reference Al2 or AIC LIx 24 COM Ali 10 AIC Contact closed reference Al1 If AIZ AIC is assigned to the PI function operation combines both functions see page 68 66 Configurable I O Application Functions Freewheel stop Stops the motor by the resistive torque only The motor power supply is cut Freewheel stop occurs when the logic input assigned to this function opens state 0 DC injection stop This can be activated in 2 ways by activation of a logic input assigned to this function state 1 automatically if the frequency is below 0 5 Hz Fast stop Braked stop with the current deceleration ramp time divided by 4 within the limits of the braking possibilities Fast stop occurs when the logic input assigned to this function opens state 0 ENGLISH Fault reset Clears the memorized fault and resets the speed controller if the cause of the fault has disappeared except for OCF overcurrent SCF motor short circuit EEF and InF internal faults faults which
12. 56 Wiring Access to terminals To access the terminals undo the screws on the cover and tilt Diagram Example showing ATV 28HU09M2 The speed controllers have a removable plastic cable gland with knock outs for running cables through if required control and braking resistor ENGLISH 1 Control 2 Power 1 or 2 terminals depending on the rating 3 Ground screw for motor cable on low ratings only Power terminals Specifications of power terminals Altivar ATV 28H Maximum connection capacity Tightening torque in Nm AWG mm2 U09M2 U18M2 AWG 14 25 0 8 U29M2 U18N4 U29N4 AWG 12 3 1 2 U41M2 U54M2 U72M2 AWG 10 5 1 2 U41N4 U54N4 U72N4 U90M2 D12M2 AWG 5 16 25 U9ON4 D12N4 D16N4 D23N4 AWG 3 25 4 5 57 ENGLISH Wiring Functions of power terminals Terminal Function For Altivar ATV 28H Altivar ground terminal All ratings L1 All ratings L2 Supply for power terminals L3 3 phase only PO DC bus polarity All ratings PA Output to braking resistor All ratings PB Output to braking resistor All ratings PC DC bus polarity All ratings Output to motor All ratings Ww Altivar ground terminal U90M2 D12M2 U90N4 D12N4 D16N4 D23N4 Arrangement of the power terminals Do not remove the connector linking terminals PO and PA ATV 28HU09M2 U18M2 U29M2 U49M2 P
13. Altivar 28 Telemecanique Guide d exploitation User s manual Variateurs de vitesse pour Bedienungsanleitung t h Gu a de explotaci n Variable speed controllers for asynchronous motors Frequenzumrichter fur Drehstrom Asynchronmotoren Variadores de velocidad para motores as ncronos Square D Telemecanique Schneider p Electric ENGLISH IT NEUTRAL POINT CONNECTION In the event of use on a 3 phase network with a voltage greater than 460V 10 with an isolated or high impedance system IT the internal EMC filter capacitors which are connected to ground must be disconnected Consult Schneider product support who are the only people qualified to perform this operation When the speed controller is powered up the power elements and some of the control components are connected to the line supply t is extremely dangerous to touch them The cover of the speed controller must remain closed In general the speed controller power supply must be disconnected before any operation on either the electrical or mechanical parts of the installation or machine After the ALTIVAR has been switched off and the red LED has gone out wait for 10 minutes before working on the equipment This is the time required for the capacitors to discharge The motor can be stopped during operation by inhibiting start commands or the speed reference while the speed controller remains powered up If personnel safety requires prevention of sud
14. O PA PB PC U T1 V T2 W T3 LJ ATV 28HU54M2 U72M2 R L1 S L2 T L3 U18N4 U29N4 U41N4 U54N4 U72N4 PO PA PB PC LJ ATV 28HU90M2 D12M2 R L1 S L2 T L3 U T1 V T2 W T3 For the motor ground use the ground screw provided on the heatsink or on the EMC plate For the motor ground use the ground screw provided on the heatsink or on the EMC plate U9ON4 D12N4 D16N4 D23N4 PA PB PC U T1 V T2 W T3 LJ 58 Wiring Control terminals Arrangement specifications and functions of the control terminals mo lt Q on 2009 OTAN yw A Maximum connection capacity 1 5 mm2 AWG 16 0006569 9000900000000 ica 5 Nm Terminal Function Electrical specifications Common point C O contact Min switching capacity R1B R1C of R1 fault relay 10 mA for 5 V Max switching capacity on inductive load R2A N O contact of R2 cos 0 4 and L R 7 ms 2 R2C programmable relay 1 5 A for 250 V and 30 V D COM 1O common All Analog voltage input Analog input 0 10 V impedance 30 e resolution 0 01 V precision 4 3 linearity 0 2 of max value Sampling time 4 ms max 10 Power supply for potentiometer 10 V 8 0 10 mA max protected against short circuits and 1 to 10 kQ overloads Al2 Analog voltage input Analog input 0 10 V impedance 30 kQ or or AIC Analog
15. by Ftd 1 CtA current threshold reached The contact is closed if the motor current is greater than or equal to the threshold set by Ctd 1 SrA speed reference reached The contact is closed if the motor frequency is greater than or equal to the speed reference tSA thermal threshold reached The contact is closed if the motor thermal state is greater I than or equal to the threshold set by ttd 1 2 Add Address of the speed controller when it is controlled via the serial link 1 0 Z Adjustable from 1 to 31 bdr Serial link transmission speed 19 2 9 6 9600 bits s or 19 2 19200 bits s Modification of this parameter is only taken into account after the speed controller has been powered down then powered up 1 Assigning this function displays the corresponding settings in the SEt menu so that they can be adjusted 79 ENGLISH Configuration Drive menu dr C The parameters can only be modified with the speed controller stopped and locked except for SFr nrd and SdS which can be adjusted with the controller running Drive performance can be optimized by entering the values given on the rating plate performing an auto tune operation on a standard asynchronous motor Code Assignment Adjustment Factory range setting Un 5 Nominal motor voltage marked on the rating plate The adjustment range depends on the speed co
16. cial precautions 0 speed controllers mounted side by side remove the protective cover from the top of the speed controller as shown below the degree of protection becomes IP20 e from 40 C to 50 C d gt 50 mm remove the protective cover from the top of the speed controller as shown below the degree of protection becomes IP20 If the cover is left on derate the nominal speed controller currentnominal speed controller current by 2 2 for every C above 40 C d 0 remove the protective cover from the top of the speed controller as shown below the degree of protection becomes IP20 and derate the nominal speed controller current by 2 2 for every C above 40 C from 50 C to 60 C d gt 50 mm remove the protective cover from the top of the speed controller as shown below the degree of protection becomes IP20 and derate the nominal speed controller current by 3 for every C above 50 C ENGLISH ENGLISH Mounting Electromagnetic compatibility EMC plate supplied with the speed controller e C 0000 4 screws for fixing EMC clamps Fit the EMC plate used for equipotential earthing on the holes of the ATV28 heatsink using the 2 screws provided as shown in the drawing opposite ATV 28H Ab Y mm mm U09M2 U18M2 U29M2 48 4 U41M2 U54M2 U72M2 U18N4 U29N4 U41N4 U54N4 U72N4 U90M2 D12M2 79 4 U90N4 D12N4 D16N4 D23N4
17. contact on relay R2 closes 0 to HSP bFr Ed Current threshold beyond which the contact on relay R2 closes 0 1 ItH to 1 5 In 1 1 5 In 1 EE Motor thermal state threshold beyond which the contact on relay R2 closes 1 to 118 100 EL 5 Low speed operating time 0 to 25 5 s 0 no time Following operation at LSP for a defined period a motor stop is requested limit automatically The motor restarts if the frequency reference is greater than LSP and if a run command is still present Caution value 0 corresponds to an unlimited period 1 In is the nominal speed controller current shown in the catalogue and on the speed controller rating plate The parameters in shaded boxes appear if the corresponding functions have been configured in the drC or menus 86 Settings Display menu 5 U P choice of parameter to be displayed during operation view the last fault speed controller software version and access code The display chosen is saved by Pressing the ENT key once the choice is temporary it will be cleared at the next power up Pressing the ENT key twice the choice is permanent The second press on ENT exits the SUP menu The following parameters can be accessed with the speed controller stopped or running Code Parameter Unit F r H Display the frequency reference Hz r Fr Display the output frequency applied to the motor Hz
18. control The open or closed state of the input controls running or stopping Wiring example ATV 28 LI1 forward 24V Lit Lx LIX reverse pe A 3 wire control pulse control one pulse is all that is needed to control start up Wiring example LI1 stop LI2 forward LIx reverse Changing the assignment of tCC returns the logic inputs to factory setting tCC 2C LI1 Forward cannot be reassigned LI2 rrS Reverse LI3 PS2 Ll4 PS4 tCC 3C LI1 Stop cannot be reassigned LI2 For Forward cannot be reassigned LI3 rrS Reverse Ll4 JOG 1CC OPt LI1 no cannot be reassigned LI2 PS2 LI3 PS4 LI4 PS8 LEC Parameter only accessible with the remote display module option no YES Enables control of the speed controller using the STOP RESET RUN and FWD REV buttons on the display module The speed reference is then given by parameter LFr in the SEt menu Only the freewheel fast stop and DC injection stop commands remain active on the terminal block If the speed controller display module link is broken the speed controller locks on an SLF fault no 76 Configuration I O assignment menu continued Code Assignment Factory setting L Ig Logic inputs rrS L Ij no notassigned PS2 L 14 rrS reverse rotation 2 operating directions PS4 rP2 ramp switching 1 JOG step by step operation 1 PS2 2
19. controller but do not give a run command 5 Configure The nominal frequency bFr of the motor if it is other than 50 Hz e The parameters of the I O menu and drC menus but if the factory configuration of the speed controller is not suitable for the application 6 Set the following in the Set menu If the speed controller factory settings are not suitable e The acceleration ACC and deceleration dEC ramps e The minimum LSP and maximum HSP speeds e The motor thermal protection current ItH Other parameters as required if the factory configuration has been changed 7 Start the speed coniroller Practical recommendations help with programming the speed controller fill in the configuration and settings tables page 92 in particular when the factory configuration has been changed e Programming the Altivar 28 can be made easier by internal sequence selections and interlocks In order to gain the maximum benefit from this it is recommended that the menus are accessed in the following order 1 1 0 2 drC 3 Set Not all steps are necessary in every case Caution A check must be made to ensure that the functions which have been programmed are compatible with the wiring layout used 50 Factory Configuration Factory settings The Altivar 28 is factory set for the most common operating conditions Display speed controller ready when stopped motor frequency when running Line supp
20. ctivating this function automatically increases the deceleration time if this has been set at too low a value for the inertia of the load thus avoiding the controller going into ObF fault no function inactive YES function active This function may not be compatible with position control on a ramp or with the use of a braking resistor no YES YES SEE Ramp switching frequency When the output frequency becomes greater than Frt the ramp times taken into account are AC2 and dE2 If Frt 0 the function is inactive This parameter does not appear if a logic input is assigned to the ramp switching function rP2 0 to HSP 0 Hz oP ir Switching frequency The switching frequency can be adjusted to reduce the noise generated by the motor Above 4 kHz the speed controller output current must be derated up to 12 kHz derated by 10 above 12 kHz derated by 20 2 to 15 kHz nrd This function randomly modulates the switching frequency to reduce the motor noise no function inactive YES function active no YES YES Parameter can be adjusted during operation 81 ENGLISH ENGLISH Configuration Drive menu ld r C continued Code Assignment Adjustment range Factory setting Atr Automatic restart after locking on a fault if the fault has disappeared and the other operating conditions permit the restart The re
21. den restarts this electronic locking system is not sufficient fit a device to remove the power circuit The speed controller is fitted with safety devices which in the event of a fault can shut down the speed controller and consequently the motor The motor itself may be stopped by a mechanical blockage Finally voltage variations especially line supply failures can also cause shutdowns If the cause of the shutdown disappears there is a risk of restarting which may endanger certain machines or installations especially those which must conform to safety regulations In this case the user must take precautions against the possibility of restarts in particular by using a low speed detector to cut off power to the speed controller if the motor performs an unprogrammed shutdown The products and equipment described in this document may be changed or modified at any time either from a technical point of view or in the way they are operated Their description can in no way be considered contractual This speed controller must be installed and set up in accordance with IEC international standards and with national standards Bringing the device into conformity is the responsibility of the systems integrator who must observe the European Union directives especially the EMC directive The specifications contained in this document must be applied in order to comply with the essential requirements of the EMC directive The Altivar 28 must be con
22. e motor load the speed controller ventilation speed controller speed controller temperature too and the environment Wait for the controller to cool overload high before restarting Check the setting of the motor thermal protection check the motor load Wait for the controller to cool before restarting OSF overvoltage in steady state or during acceleration line voltage too high disturbed line supply Check the line voltage USF line supply too low Check the voltage and the voltage parameter during deceleration undervoltage transient voltage dip Reset damaged load resistor Send the speed controller to be checked repaired ObF braking too sudden Increase the deceleration time overvoltage or driving load Install a braking resistor if necessary Activate the brA function if it is compatible with the application PHF motor phase phase failure speed controller incorrectly supplied or a fuse blown transient phase fault 3 phase ATV28 used on a single phase line supply Check the power connection and the fuses Reset Use a 3 phase line supply serial link failure speed controller connector OPF loss of a phase at the speed Check the connections from the speed controller to the motor phase controller output motor failure 5LF incorrect connection on the Check the serial link connection on the speed controller connecto
23. erve the cable cross sectional areas recommended in the standards The speed controller must be earthed in order to comply with regulations concerning high leakage currents over 3 5 mA When the use of an upstream residual current device for protection is required by the installation standards a type B device must be used which will operate even in the presence of DC components If the installation has several speed controllers on the same line each controller must be earthed separately If necessary fit a line choke consult the catalogue Keep the power cables separate from circuits in the installation with low level signals detectors PLCs measuring apparatus video telephone Control Keep the control circuits and the power cables apart For control and speed reference circuits we recommend using shielded twisted cables with a pitch of between 25 and 50 mm connecting the shielding to ground at each end 61 ENGLISH ENGLISH Wiring Electromagnetic compatibility Principle Grounds between speed controller motor and cable shielding should have high frequency equipotentiality e Use shielded cables with shielding connected to ground at 360 at both ends for the motor cable braking resistor if used and control command cables Conduit or metal ducting can be used for part of the shielding length provided that there is no break in continuity e Ensure maximum separation between the power supply cable
24. ey must be in EMC shielded metal boxes 9 Ground screw for the motor cable with low ratings as the screw on the heatsink is inaccessible N Note If an additional input filter is used it is mounted on the speed controller and connected directly to the line supply by an unshielded cable Connection 3 on the speed controller is then made using the filter output cable Although there is an HF equipotential ground connection between the speed controller the motor and the cable shielding it is still necessary to connect the PE protective conductors green yellow to the appropriate terminals on each of the devices 63 ENGLISH ENGLISH Basic Functions Fault relay unlocking The fault relay is energized when the speed controller is powered up and there is no fault It has a common point C O contact The speed controller is unlocked after a fault by the following operations Powering down the speed controller until the display and the red LED extinguish then powering up again Automatically when the automatic restart function has been activated Via a logic input when this input is assigned to the fault reset function Speed controller thermal protection Functions Thermal protection by thermistor fitted on the heatsink or integrated in the power module Indirect protection of the speed controller against overloads by current limit Typical tripping points motor current 185 of nomina
25. he screen the speed controller locks and fault relay R1 is tripped ENGLISH Clearing faults Switch off the speed controller power supply in the event of a fault which cannot be reset Wait for the LED and the display to go off completely Find the cause of the fault in order to correct it Restore the power supply this will clear the fault if it has disappeared In some cases there may be an automatic restart after the fault has disappeared if this function has been programmed Display menu This is used to prevent and find the causes of faults by displaying the speed controller status and its current values Spares and repairs Consult Schneider Electric product support 89 ENGLISH Faults Causes Remedies Speed coniroller does not start no fault displayed e The assignment of the Fast stop or Freewheel stop functions will prevent the controller from starting if the corresponding logic inputs are not powered up The ATV 28 then displays nSt in freewheel stop mode and FSt in fast stop mode This is normal since these functions are active at zero so that the controller will be stopped safely if there is a wire break On power up or a manual fault reset or after a stop command the motor can only be powered once the forward reverse and DC injection stop commands have been reset If they have not been reset the speed controller will display rdY but will not start If the automatic restart func
26. is memorized until the stop input is opened On power up or a manual fault reset or after a stop command the motor can only be powered once the forward reverse and DC injection stop commands have been reset Ramp switching ist ramp ACC DEC 2nd ramp AC2 DE2 This can be activated in 2 ways By activating a logic input Llx or by detection of an adjustable frequency threshold Frt Step by step operation JOG Low speed operation pulse If the JOG contact is closed then the operating direction contact activated the ramp is 0 1 s whatever the ACC dEC AC2 and dE2 settings If the operating direction contact is closed then the JOG contact activated the configured ramps are used The minimum time between 2 JOG operations is 0 5 seconds Parameter which can be accessed in the adjust menu JOG speed 65 ENGLISH ENGLISH Configurable I O Application Functions Preset speeds 2 4 or 8 speeds can be preset and requiring 1 2 or 3 logic inputs respectively The following assignment order must be observed PS2 LIx then PS4 Lly then PS8 Llz 2 preset speeds 4 preset speeds 8 preset speeds Assign LIx to PS2 Assign LIx to PS2 then Lly to PS4 Assign LIx to PS2 then Lly to PS4 then LIz to PS8 Lix_ speed reference Lly Llx speed reference Liz Lly LIx speed reference O Reference min LSP 0 O Reference min LSP O O Reference min LSP 1 HSP 0 1 SP2 o 10 1 SP2 1 0 SP3
27. l speed controller current 2 seconds motor current maximum speed controller transient current 60 seconds Speed controller ventilation The fan is powered automatically when the speed controller is unlocked operating direction reference It is powered down a few seconds after the speed controller is locked motor speed lt 0 5 Hz and injection braking completed Motor thermal protection Function Thermal protection by calculating 2 Caution The motor thermal state memory is reset to zero when the speed controller is switched off 64 Configurable I O Application Functions Logic input application functions Direction of operation forward reverse Reverse operation can be disabled for applications with a single direction of motor rotation 2 wire control Run forward or reverse and stop are controlled by the same logic input for which state 1 run or 0 stop is taken into account On power up or a manual fault reset or after a stop command the motor can only be powered once the forward reverse and DC injection stop commands have been reset If the automatic restart function is configured parameter Atr in the drC menu these commands are taken into account without a reset being necessary 3 wire control Run forward or reverse and stop are controlled by 2 different logic inputs LI1 is always assigned to the stop function Stop occurs on opening state 0 The pulse on the run input
28. line supply and the motor cable Installation diagram 62 Wiring 1 Sheet steel grounded casing supplied with the speed controller to be fitted as indicated on the diagram 2 Altivar 28 3 Non shielded power supply wires or cables 4 Non shielded wires for the output of the safety relay contacts 5 Attachment and connection to ground of the shielding of cables 6 7 and 8 as close as possible to the speed controller strip the shielding Use cable clamps of an appropriate size on the parts from which the shielding has been stripped to attach them to the casing 1 The shielding must be clamped onto the casing sufficiently tightly to create a good contact types of clamp stainless steel Shielded cable for connecting the motor with shielding connected to ground at both ends This shielding must be unbroken and if there are intermediate terminals they must be in EMC shielded metal boxes Shielded cable for connecting the control For applications which require a large number of conductors small cross sections must be used 0 5 mm The shielding must be connected to ground at both ends This shielding must be unbroken and if there are intermediate terminals they must be in EMC shielded metal boxes 8 Shielded cable for connecting the braking resistor if used The shielding must be connected to ground at both ends This shielding must be unbroken and if there are intermediate terminals th
29. ly 50 Hz Motor voltage 230V or 400V depending on product Ramps 3 seconds Low speed 0 Hz High speed 50 Hz Frequency loop gain standard Motor thermal current nominal speed controller current Standstill injection braking current 0 7 x nominal speed controller current for 0 5 seconds Constant torque operation with sensorless flux vector control Automatic adaptation of the deceleration ramp in the event of overvoltage on braking Switching frequency 4 kHz Logic inputs e LI1 LI2 2 directions of operation 2 wire control LI3 LI4 4 preset speeds 0 10 Hz 15 Hz 50 Hz Analog inputs e Al1 0 10 V speed reference 2 0 10 V or AIC 0 20 mA summing 1 Relay R2 speed reference reached Analog output AO 0 20 mA e motor frequency ENGLISH If the above values are compatible with the application the speed controller can be used without changing the settings Labels The speed controller is supplied with labels which are stored under the hinged cover e 1 label fixed inside the hinged cover wiring diagram 3 self adhesive labels to be fixed near the speed controller if required programming of the main parameters meaning of the fault codes and customer settings blank label 51 ENGLISH Speed Controller References Single phase supply voltage 1 U1 U2 200 240 V 50 60 Hz
30. m switching frequency of 4 kHz in continuous operation The switching frequency is adjustable from 2 to 15 kHz Above 4 kHz derate the nominal speed controller current The nominal motor current should not exceed this value e Up to 12 kHz derate by 10 Above 12 kHz derate by 20 3 Typical value for a 4 pole motor and a maximum switching frequency of 4 kHz with no additional line choke 4 For 60 seconds ENGLISH 53 ENGLISH Mounting Dimensions and weights 29 49 l l 0000 0000 x y Y Lo e G it it la El a y ATV 28H a b c G H 20 4 weight mm mm mm mm mm mm m kg U09M2 U18M2 105 130 140 93 118 5 1 8 U29M2 U18N4 U29N4 130 150 150 118 138 5 25 U41M2 U54M2 U72M2 U41N4 U54N4 U72N4 140 195 163 126 182 5 9 8 U90M2 D12M2 U90N4 D12N4 200 270 170 180 255 6 6 1 D16N4 D23N4 245 330 19 225 315 6 9 6 Mounting recommendations Install the unit vertically at 10 Do not place it close to heating elements Leave sufficient free space to ensure that the air required for cooling purposes can circulate from the bottom to the top of the unit 54 Mounting Mounting and Temperature Conditions E l N LS E Free space in front of the unit 10 mm minimum IX from 10 C to 40 C d gt 50 mm no spe
31. mented using A Y and confirmed with ENT e If the correct access code is displayed it flashes and code 0 can then be configured in order to access the menus e If an incorrect code is displayed the speed controller returns to the initial display rdY 87 Settings ENGLISH Display menu 5 LU P continued Code Parameter Display of speed controller status the operating phase of the motor or a fault Init Initialization sequence rdY Speed controller ready 43 0 Display of the frequency reference dcb DC injection braking in progress rtrY Automatic restart in progress nSt Freewheel stop command FSt Fast stop command 88 Maintenance Servicing The Altivar 28 does not require any preventative maintenance It is nevertheless advisable to carry out the following operations regularly Check the condition and tightness of connections Check that the temperature around the unit remains at an acceptable level and that the ventilation is effective average service life of fans 3 to 5 years depending on operating conditions Remove any dust from the speed controller Assistance with maintenance Ifthere is a problem when starting up or during operation firstly check that the recommendations relating to the environment mounting and connections have been followed The first fault detected is memorized and displayed on t
32. n power switching via line contactor Avoid operating contactor KM1 frequently premature ageing of the filter capacitors A Use inputs LI1 to LI4 to control the speed controller These instructions are vital for cycles lt 60 s otherwise the load resistor may be damaged User adjustment and extension of functions ENGLISH If necessary the display and the buttons can be used to modify the settings and to extend the functions described in the following pages It is very easy to return to the factory settings There are three types of parameter display values displayed by the speed controller adjustment can be changed during operation or when stopped configuration can only be modified when stopped and no braking is taking place Can be displayed during operation A Check that changes to the current operating settings do not present any danger Changes should preferably be made with the speed controller stopped 71 ENGLISH Programming Functions of the keys and the display Altivar 28 E retemecanique o SQUARE D e Red LED powered up 4 seven segment displays DC bus voltage e Enters a menu or a parameter or saves the displayed parameter or value Returns to the previous menu or parameter or increases the displayed value Goes to the next menu or parameter or Exits a menu or parameter or aborts the decreases the displayed value displayed value to return to the previous
33. nput The speed reference is given by Al1 or by the PI function depending on the state of the logic input 68 Configurable I O Application Functions R2 relay application functions Frequency threshold reached FtA The relay contact is closed if the motor frequency is greater than or equal to the frequency threshold set by Ftd in the adjust menu Speed reference reached SrA The relay contact is closed if the motor frequency is greater than or equal to the speed reference value Current threshold reached CtA The relay contact is closed if the motor current is greater than or equal to the current threshold set by Ctd in the adjust menu Thermal state reached tSA The relay contact is closed if the motor thermal state is greater than or equal to the thermal state threshold set by ttd in the adjust menu Analog output AO application functions Analog output AO is a current output which can be configured for 0 20 mA or 4 20 mA Motor current code OCr supplies the image of the motor rms current 20 mA corresponds to twice the nominal motor thermal current Ith Motor frequency code rFr supplies the motor frequency calculated by the speed controller 20 mA corresponds to the maximum frequency parameter tFr Motor torque code OLO supplies the image of the motor torque as an absolute value 20 mA corresponds to twice the nominal motor torque typical value Power code OPr supplies the image of the po
34. nted on the door of the wall mounted or floor standing enclosure It has a cable with connectors which is connected to the speed controller serial link see the manual supplied with the display module It has the same display and the same programming buttons as the Altivar 28 with the addition of a switch to lock access to the menus and three buttons for controlling the speed controller FWD RV reversal of the direction of rotation RUN motor run command STOP RESET motor stop command or fault reset The first press on the button stops the motor and if DC injection standstill braking is configured a second press stops this braking View of the front panel View of the rear panel H H 4 character display Y D O Connector ENGLISH Access switch position a settings and configuration not accessible position A settings accessible position o settings and configuration accessible 75 ENGLISH Configuration assignment menu O The parameters can only be modified when the speed controller is stopped and locked The functions are defined in the section Configurable I O Application Functions Code Assignment Factory setting ECC Configuration of terminal block control 2 wire or 3 wire control 20 20 2 wire 3C wire OPt presence of the local control option operation is then identical to 3 wire control 2 wire
35. ntroller model ATV28 M2 200 to 240V 230 V ATV28 N4 380 to 500 V 400 V if bFr 50 460 V if bFr 60 F r 5 Nominal motor frequency marked on the rating plate 40 to 400 Hz 50 60Hz acc to bFr Un Auto tuning no donE YES no Only active for V F ratios n and nLd Uft parameter no factory parameters of standard IEC motors donE auto tuning already done use the parameters of the auto tune which has already been done YES starts auto tuning When autotuning is completed rdY is displayed On returning to tUn donE is displayed If the fault inF appears check that the motor is connected correctly If the connection is correct the motor is not suitable use the L or the P ratio Uft parameter Caution Auto tuning operation will only be performed if no command has been activated If a freewheel or fast stop function is assigned to a logic input this input must be set to 1 active at 0 E F r Maximum output frequency 40 to 400 Hz 60 72 Hz 1 2 x bFr 80 Configuration Drive menu dr C continued Code Assignment Adjustment range Factory setting UFE Selection of the type of voltage frequency ratio L constant torque for motors connected in parallel or special motors P variable torque n sensorless flux vector control for constant torque applications nLd energy saving for variable torque applications L P n nLd n brHA A
36. r 91 ENGLISH ENGLISH Configuration Settings Tables Sp ed Controller A ici Optional customer identification no a Software version CPU parameter in the SUP Menu eeeeeeeeteeeeeeseeeeeeeeeeeeeeeeeeeeetaeseeeetetaeaseeeeeeeaeeteee Optionaliaccess code ici Local control option noO yes O Menu O inputs outputs Code Factory setting Customer setting a setting Customer setting Menu C drive Factory setting Customer e Factory aa Customer i 92 Configuration Settings Tables Menu 5E E settings Customer setting Code Factory setting Customer setting ENGLISH The parameters in shaded boxes appear if the corresponding functions have been configured in the drC or O menus 93 VVDED399062 W9 1494190 01 11 A01 27402 1999 11
37. sidered as a component it is neither a machine nor a device ready for use in accordance with European directives machinery directive and electromagnetic compatibility directive It is the responsibility of the end user to ensure that the machine meets these standards 48 Table of Contents Steps for Setting Up the Speed Controller 50 Factory Configuration 51 Speed Controller References 52 Mounting 54 Wiring 57 Basic Functions 64 Configurable I O Application Functions 65 Setup Preliminary Recommendations 71 Programming 72 55 Local control option 74 z Remote Display Module Option 75 5 Configuration Settings 84 Maintenance 89 Faults Causes Remedies 90 Configuration Settings Tables 92 49 ENGLISH Steps for Setting Up the Speed Controller 1 Delivery of the speed controller e Check that the speed controller reference printed on the label is the same as that on the delivery note corresponding to the purchase order Remove the Altivar 28 from its packaging and check that it has not been damaged in transit 2 Fit the speed controller and attach its labels page 51 3 Connect the following to the speed controller e The line supply ensuring that it is volt free e The motor ensuring that the terminal configuration corresponds to the supply voltage e The control via the logic inputs e The speed reference via the logic or analog inputs 4 Switch on the speed
38. start is performed by a series of automatic attempts separated by increasingly longer waiting periods 1 s 5 s 10 s then 1 min for the following attempts If the restart has not taken place after 6 min the procedure is aborted and the speed controller remains locked until it is powered down then powered up The following faults permit this function OHF OLF USF ObF OSF PHF OPF SLF The speed controller fault relay remains activated if this function is active The speed reference and the operating direction must be maintained This function can only be used in 2 wire control tCC 20 Check that any accidental start does not present any danger to A personnel or equipment no Function inactive YES Function active USF Function only active for the USF fault no YES USF no OPL Enables the motor phase failure fault Inhibition of the fault if a switch is used between the speed controller and the motor no no function inactive YES function active no YES YES IPL Enables the line supply phase failure fault no function inactive YES function active This parameter does not exist on the ATV28HU09M2 U18M2 U29M2 and U41M2 for a single phase line supply The fault is only detected if the motor is on load around 0 7 times the nominal power At low load single phase operation does not cause damage no YES YES SEP Controlled stop on loss of line supply
39. till braking time 0to 25 4 s 055 If the time is increased to 25 5 5 Cont is displayed The DC injection is then Cont continuous at standstill JPF Skip frequency prevents prolonged operation at a frequency range of 2Hz 0 to HSP 0 Hz around JPF This function prevents a critical speed which leads to resonance Setting the function to 0 renders it inactive ENGLISH JOG Jog operating frequency 0 to 10 Hz 10 Hz r PL Pl regulator proportional gain 0 0119 100 1 r IG regulator integral gain 0 01 to 100 s 1 s F b 8 PI feedback multiplication coefficient 0 1 to 100 1 P Reversal of the direction of correction of the PI regulator no YES no no normal YES reverse 1 In is the nominal speed controller current shown in the catalogue and on the speed controller rating plate The parameters in shaded boxes appear if the corresponding functions have been configured in the drC or l O menus 85 ENGLISH Settings Adjust menu 5 continued Code Assignment Adjustment Factory range setting 5 2 0 preset speed LSP to HSP 10 Hz 5P3 3 preset speed LSP to HSP 15 Hz 5P4 4 preset speed LSP to HSP 20 Hz 5P5 5 preset speed LSP to HSP 25 Hz 5PB 6 preset speed LSP to HSP 30 Hz 5P7 7 preset speed LSP to HSP 35 Hz FE d Motor frequency threshold beyond which the
40. tion 1E H Current used for the motor thermal protection Set to the nominal current 0 50 to 1 15 In 1 marked on the motor rating plate In 1 To disable thermal protection increase the value to the maximum ntH displayed 1 In is the nominal speed controller current shown in the catalogue and on the speed controller rating plate in the drC or menus The parameters in shaded boxes appear if the corresponding functions have been configured 84 Settings Adjust menu 5 E E continued Code Assignment Adjustment Factory range setting UF r Optimizes the torque at very low speed 0to100 20 5L P Adjusts the slip compensation around the value set by the nominal motor 0 0 to 5 0 Hz According speed This parameter only appears if parameter UFt n in the drC menu to controller output F LG Frequency loop gain 0to100 33 Linked to the inertia and the resistive torque of the driven mechanism machines with high resistive torque or high inertia gradually reduce the gain in the range 33 to 0 machines with fast cycles low resistive torque and low inertia gradually increase the gain in the range 33 to 100 Too high a gain may result in operating instability Id Level of DC injection braking current 0 1 ItH to 0 7 In 1 After 5 seconds the injection current is peak limited at 0 5 Ith if it is set at a In 1 higher value E dE DC injection stands
41. tion is configured parameter Atr in the drC menu these commands are taken into account without a reset being necessary Faults which cannot be reset automatically The cause of the fault must be corrected before resetting by powering down and then powering up internal fault Fault Probable cause Remedy OCF ramp too short Check the settings overcurrent inertia or load too high Check the motor speed controller load sizing mechanical blocking Check the state of the mechanism SCF short circuit or earthing at the Check the cables connecting the speed controller to motor short circuit speed controller output the motor and the insulation of the motor InF internal fault Check the environment electromagnetic compatibility Check that the local control option has not been connected or disconnected with the controller powered up Send the speed controller to be checked repaired EnF auto tuning fault special motor or motor whose power is not suitable for the speed controller Use the L or the P ratio EEF internal fault internal fault Send the speed controller to be checked repaired 90 Faults Causes Remedies Faults which can be reset with the automatic restart function after the cause has disappeared DLF motor overload tripped by I t motor being too high Fault Probable cause Remedy OHF Ft too high or Check th
42. wer supplied to the motor by the speed controller 20 mA corresponds to twice the nominal speed controller power 69 ENGLISH ENGLISH Configurable I O Application Functions Function compatibility table The choice of application functions may be limited by the number of I O and by the fact that some functions are incompatible with one another Functions which are not listed in this table are fully compatible o 5 c lo Q 2 8 2 O 5 1 5 3 E 8 D D 228 53 2 e 1 Sx E 2 a 2 o jE 8 18 e B 8 la je je E fa DC injection braking 1 Summing input 9 19 PI regulator 9 99 Reference switching 9 9 Freewheel stop e Fast stop 1 JOG operation 9 E Preset speeds 9 19 1 O Incompatible functions Compatible functions N A Priority functions functions which cannot be active at the same time lft The function marked with the arrow takes priority over the other Stop functions take priority over run commands Speed references via logic command take priority over analog references 70 Setup Preliminary Recommendations Prior to powering up and configuring the speed controller Power down the logic inputs state 0 to prevent any accidental startup Otherwise A an input assigned to the run command may cause the motor to start immediately when exiting the configuration menus I
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