Mitsubishi Electric Freqrol Z024-UL Instruction Manual Download Page 11

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Summary of Contents for Freqrol Z024-UL

Page 1: ...MITSUBISHI VVVF TRANSISTOR INVERTER INSTRUCTION MANUAL 0 MlTSUBlSHl AELECTRIC ...

Page 2: ...ction Thank you for your purchase of MiBubishi Micro Inverter FREQROL 2024 UL Before operating the inverter read this manual carefully Please deliver this instruction manual to the actual user of the inverter ...

Page 3: ... 3 Preparation beforeOperation 11 4 Apparatus and Components to be Prepared beforeOperation 13 5 Installation 15 6 Wiring 17 7 Pre OperationSettings 26 8 Operation 30 9 Using the Parameter Unit 38 10 Parameter Unit Installation 40 11 Outline of Parameter Unit Functions 42 ...

Page 4: ...bles Parameters 51 Monitor 55 Frequency meter calibration 64 Adjusting bias and gain for frequency reference signal 66 Cautions for PU operation 69 13 Details of Each Parameter 72 14 Maintenance and Inspection 102 15 Troubleshooting 109 16 Specifications 113 17 DIMENSIONS 127 18 Selection of Peripheral Devices 133 I ...

Page 5: ... section of this manual P 113 PowerSupply Speclflcatlon Use the inverterwithin its allowable power supply range Power supply Instructlons I Refer to I Fuses Circuit Breaker Magnetic contactor MC I I I Power factor improving AC reactor FR BAL I l l lnstallatlonof Reactor For power factor improvement or when installing the wiring distance of 10 m or shorter use of a reactor is recommended Choosea re...

Page 6: ...be exceeded When housing the inverter in an enclosure this point should be considered Wirlng Miswiring might cause damage to the inverter Keep a sufficientdistance between the controlsignal lines and the main circuit so as not to cause noise interference p 9 5 6 P 9 20 designed to the output Use of such equipment may cause damage to either inverter or the Grounding Motor Ground the motor securely ...

Page 7: ...ring isolation resistance of power line or motor disconnect Motor connections to the inverter or short circuit across terminals as follows Pow Do not perform a continuity test on the control circuit Conlinuily Continuity tester tester If power voltage I s applied to the output circuit of the Inverter it will be damaged damaged Check to ensure that wiring and operation sequence such as If the power...

Page 8: ... the power charge exisIs When the indicator output circuit of the inverter I Such installation might cause inverter trip or damage to the capacitor or surge suppressor If such a device is connected remove it The inverter output and input circuits main circuits contain high frequency harmonics that may cause interference with communication equipment AM radios If so use of a noise filter FR BIF only...

Page 9: ...inverter output frequency is 60 Hz when the external frequency reference signal is DC 5 V 1OV or 20 mA However parameters see below that set the maximum output frequency have a set value over 60 Hz The parameter at shipment 60 Hz that appears on pages 69 70 and 71 of this instruction manual should be interpreted to be the above Note To adjust the relationship between the frequency reference signal...

Page 10: ... Inverter r Frequency reference potentiometer voltage signal Pr 20 10 2 0 5Vor0 10 V common 5 Frequency reference signal current signal Pr 39 10 2 0 5Vor0 10 V common 5 b 4 4 20mA 4 I ...

Page 11: ...inal are in the following conditions 1 After the operator turned the output shutoff signal ON while the start signal was ON the oper ator has turned off the start signal alone Start sianal I 1 OFF across terminals STF STR and SD OutDut shutoff sianal across terminals MRS and SD I n 2 In the condition that the output shutoff signal alone was ON the operator turned the start sig nal from ON to OFF E...

Page 12: ...output shutoff to second 3 Attachlng the Front Cover accelerationldecelerationtime selection it is possible to select the PU operation mode on the condition that the start signal is OFF When attaching the front cover locate the lower lugs first into the main cover Bring the upper part of front cover to the main cover and press firmly it will click when in the correct position 6 ...

Page 13: ... forward Name plate The name plate shows type of series and capacity in kW See next page k Front cover Remove this cover to expose the terminal block Power be removed mounted in its place w Mounting hole four positions The inverter type capacity etc are on the rating plate supvlied an accessory cover is 7 ...

Page 14: ...2 Block Diagram and Description 0 1K to 3 7K Model Size Inverter capacity is shown in kW FR 2024 3 7K TI Applicable motor caeacltv Symbol 8 ...

Page 15: ...ed Commonly used for indicating capacitor charge 1 1 Lights up when the protective circuit is activated connector Signals such as the start and frequency reference signals are transmitted through connections to this terminal block Terminal block for power supply and page 20 motor J The input power source and motor are connected to this front cover 1 two positions 9 ...

Page 16: ...t To attach the front cover insert the lugs two positions at the bottom of of the front cover into the sockets at the chassis bottom and press the cover against the chassis Press the latch 8 Ease the cover Front cover b CAUTION Chassis Lug two positions Do not remove the chassis from the body or the inverter will be damaged 10 I ...

Page 17: ...ual n 2 Preparation of Apparatus and Compo nents Needed for Operation Apparatus and Components to be pre pared differ depending on how you oper ate the inverter Prepare necessary components referring to operation meth ods on page 13 Next page Applicable motor capacity 1 INVERTER Type MlTSUBlSHl 7MODEL FR 2024 0 75K UL Input POWER 1 HP AC INPUT 3HP 2OOV 230V 50 60Hz OUTPUT 5A max 200 230V SERIAL 01...

Page 18: ... surrounding space so as not to cause a re duction in the inverter service life or perfor mance 4 Wiring Connect the power source motor and oper ation signal control signals to the terminal block Improper wiring may cause damage to the inverter 12 ...

Page 19: ......

Page 20: ... I L l I See page 30 for parameter unit operating procedures When the inverter is shipped factory settings allow external signal opera tions For PU operation only set parameter 79 to 2 Common useof external end PUoparatlon Inverter I I FR 2024 El Start switch When using both operation modes setting is as follows IE x d IExteel I PU 1 Note Selection of operation External mode A or 0 is made by sett...

Page 21: ......

Page 22: ...n with explosive gases Measuring points of the ambient temperature 0 10 m m 112 or more t T v Q9 Measuring point On surface of flammable material such as wood or more 0 0 0 0 0 0 0 0 10 mm 112 inch or more inchc I oo m m 4 inch Show Inverter outline 16 ...

Page 23: ...nd motor 4 Common terminals SD 5 and SE on the control circuit terminal block are insulated from each other Do not ground these termlnals 5 Use shielded or twisted cables for wires connecting the control circuit terminals and keep suffi cient distance from the main or high voltage circuits e g 200 V relay sequence circuit 6 When wiring temporarily cover the vents on top of the inverter to prevent ...

Page 24: ...switch ON automatically starts the inverter when Power supply W through such a circuit the inverter will be dam Undesirable power 3 Input signals to the control circuit are at low level If these signals are input through contacts use two units of contact for at low level signals or use twin contacts in order to prevent defective con tacting 4 Do not apply a voltage to contact input terminals e g S...

Page 25: ...e inverter input r l P r o t e c t i v T q terminal make sure that undesirablecurrent diode n may not be generated e Measures 1 Insert a diode for preventing undesirable coupler current 2 Use an independentoutput unit example AY40A etc u v MELSEC L Sequencer MELSEC A Inverter 19 ...

Page 26: ...nnect it to U V and W or the inverter will be m e sequence is not important Connect the motor to U V and W With wires connected as shown in the above illustra tion turning on the forward rotation switch signal will rotate the motor counterclockwise viewed from the loading shaft side Discharge resistor for brake option ...

Page 27: ...al specification see description of terminal specification page 120 2 Using wire size See Selection of Peripheral Devices page 133 3 The shape of terminal block differs according to inverter capacity 4 Motor overload protection must be provided in accordance with the National Electrical Code 5 This drive is not intended to provide overspeed protection 21 ...

Page 28: ...block SE RUN RL RM RH STF STR MRS RES I I I I 1 I 1 1 1 Operation status output RUN in operation SU up to frequency FU Frequency detection See page 93 and 94 speed selection low speed or selection f t t t f t t Reset of the external thermai relay input See page 80 and 91 Output shutoff or selection of second acceleration deceleration See page 81 Start reverse rotation jLL Multi speed selection mid...

Page 29: ...ment as shown in the above illustration two row Screw size M3 screws controlled via the parameter unit 2 Input and output specificationsfor terminals marked with an asterisk I may be 3 Three terminals namedSD are connected in the inverter 23 ...

Page 30: ...output single phase power supply but may be used with the single phase power input which is lower in output current than the three phase power input FR 2024 FR 2024 FR 2024 FR 2024 FR Z024 FR Z024 FR Z024 Type 0 1K 0 2K 0 4K 0 75K 1 5K 2 2K 3 7K 0 4 0 6 1 5 3 4 5 7 Ratedoutput current A Ratedoutput voltage Power supply voltage Power supply capacity kVA 0 4 AC input cur rent A Three phase 200to 230...

Page 31: ...er supply side terminals R and S of the inverter 2 The inverter must be used with the power supply of sufficient power supply capacity If the power supply capacity Is small the output voltage will be varied greatly by the load NFB Single phase AC power supply 200 to 230V 50 60HZ Motor Circuit Example1 25 ...

Page 32: ...tere Frequency refer ence signal Select 5V or 1OV D crlptlon Set the frequency reference voltage signals input across termi nals 2 and 5 Set parameter num ber 73 to 1 0 10 v4 Set parameter nurn ber 73 to 0 I The inverter is set as shown above when it I isshipped Note Be sure to select the 0 5 VDC input if you connect a fre auencv reference Dotentiometer variable resistor Related Functlons Input se...

Page 33: ...A up to the maximum frequency of 120 Hz Set this parameter only when you set the maximum or minimum frequency Although it is possible to set the maximum frequency within the range indicated above the inverter may not operate correctly if the maximum frequency is set incorrectly Note lf the minimum frequency is set the motor will run at thc minimum frequency by just turning the start signal on Cont...

Page 34: ...rm acceleration deceleration operation with a time other than the value set when the inverter is shipped change the acceleration deceleration time Value set at shipment 5 sec Note The set value is the time from start to the maximum outpu frequency stated before Related Functions Electronic thermal relay parameter number 9 Selection of applicable load parameter number 14 External thermal relay Inpu...

Page 35: ...upplied by Mitsubishi The inverter may be factory reset on the parameter unit See page 61 for initialization Note however that the parameters that follow may not be initialized even if you all clear parameters using the parameter unit Read each control variable and change it to a needed value Parameter number 20 frequency for 5 V input signal Parameter number 39 frequency for 20 mA input signal Pa...

Page 36: ...pecification of the inverter See page 113 for specifications Check that the setting of the maximum output frequency is within the load machine specification range See page 78 for setting conditions Check that short circuit or ground fault do not exist in the output circuit or sequence Bask Operating Procedures After the inverter has been wired follow the procedures on pages 31 32 and 33 to check t...

Page 37: ...ble resistor frequency reference po tentiometer clockwise to the maximumposition 4 Turn the start switchon Short circuit across terminals STF and SD or STR and SD 1 Start I I Deceleration Slowly turn the variable resistor frequency reference po tentiometer counterclockwise to the maximum position 2 3 I Turn the start switch off Open across terminals STF and SD or STR and SD 1 stop h 31 ...

Page 38: ... you want to operate the inverter using the numeric keys then press the WRITE key or hold down or Eluntil desired output frequency Setting output frequency I iis reached Frequency change during op eration 4 1 Start and IPress the FWD or REV key ation After pressing the PU OP key enter the frequency value to which you want to change with the numeric keys then presstheWRlTE key or hold down Elor sir...

Page 39: ... variable resistor turned clockwise to the maximum position the inverter will decelerate and stop the motor A high pitch sound is generated just before the motor stops this is normal The sound is generatedbecausethe DC dynamic brake is in operation If the parameter unit is removed from the inverter during operation normal operation wiii continue however the motor cannot stop therefore do not remov...

Page 40: ... 52 for detailed procedures 2 After turning the start switch on output frequency is set on PU during operation See page 44 and 45 for detailed procedures Notes 1 The external frequency reference signal or PU forwardlreverse rotation and stop keys are not accepted 2 The operation mode lamp indicates PU operation The external signal operation mode cannot be selected 3 If the start switch is turned o...

Page 41: ... neededfor operation short circuit terminals RH SD RM SD or RL SD 2 Control multi speed frequency on PU during operation If you selet high speed short circuit RH and SD for example a change in value of parame ter number 4 third speed setting high speed alters speed during operation See page 48 and 49 for detailed operations Note Control variables of multi speed other than those in operation may be...

Page 42: ...es PU operation The external signal operation mode cannot be se lected 3 When not in the monitoring mode the PU display shows the frequency corresponding to the exter nal frequency setting signal Note that this fre quency is not displayed unless the PU OP key is pressed 1 i d Inverter 10 2 Frequency reference potentiometer Current input 1 1 selector Inverter 4 The inverter may also be started by p...

Page 43: ...irection Check that the motor does not generate unusual noises or vibration Check that the pointer of the frequency meter swings smoothly and correctly Check if the ALARM lamp lights and the inverter stops inverter trip See page 109 and 110for causes and measures 37 ...

Page 44: ...Z series or connected to the inverter with the cable option The parameter unit permits the operator to set read and write various control variables parameters and to monitor operational status and alarm messages through its readout In this manual parameter unit FR PUO1 is abbreviated as PU 38 ...

Page 45: ...nction and value or frequency can be specified R PUOI PARAMETER MOUNTING SCREW By loosening two screws the unit can be separated from the inverter VARIABLE INDICATOR LAMP Control variable to be monitored fre quency motor current etc is indi cated 0 0 0 0 b 4 4 LOPERATION MODE KEYS Operation mode can be selected from operation by the parameter unit operation by external signals readlwrite of contro...

Page 46: ... when the Inverter is in operation DLrset Attachment to Inverter Attach PU to the inverter front cover for use it is electrically connected through the plug and receptacle For Ffivetterswithout PU replace the accessory cover on the inverter front cover I o 1 Connection Engage the plug of PU with the inverter receptacle and gently press the PU against the inverter 2 Securing the PU in position Ligh...

Page 47: ...e grooves 1 Connection Plug one end of the cable into the receptacle of inverter and the other end into PU When plugging fit the guides to the grooves See the illustration on the left Improper connection may damage the inverter The plug on the inverter side should be locked with screws as shown on the left On the PU side secure the cable so that the cable cannot be disconnected by its own weight 2...

Page 48: ... variables Additional control variables can be accessed and changed See page 51 and 52 for operating procedures 1 42 Selection of operation mode It is possible to select the exter nal signal operation or PU opera tion mode See page 43 for operating procedures I Motor control The motor starts or stop or out put frequency can be set by key Operation on PU Jog operation is also avail able See page 51...

Page 49: ...ion mode press t h e m key 2 Operating the Inverter with the Parameter Unit PU Operation Press t h e p key to select the PU operation mode To select e external signal operation mode from the PU operation mode press t h e m key 3 Operating the Inverter Using both the External and PU Operation Modes To control the inverter using the external and PU operation modes for example the start signal is inp...

Page 50: ...1 How to Set Operation Mode It is possible to set only one mode of operation using either external signal or PU oparation When power is turned on the set operation mode is selected and selection of other operation mode is prohibited L I 44 ...

Page 51: ... start signal is on STF SD or STR SD is closed In the PU operation mode do not remove PU during operation The inverter will stay in operation even if PU is removed In that case the operator cannot stop the inverter from operating the motor 2 Caution for removing PU during operation 45 ...

Page 52: ...rt switch JOG operation is also available with PU Follow the key operation below to control the motor Operating Procedures Frequency setting By repeating this procedure during operation it is possible to vary the rotation rate The increase or decrease of frequency is slow initially after the key is pressed but increases as the key is held depressed 46 ...

Page 53: ...ncy is set otherwise the set frequency is not u stored The motor starts and runs only while the WD or REV key is held down If the key is released the JOG operation frequency is the value set with the parameter unit Parameter number 15 motor stops El0 h 47 ...

Page 54: ...fter the motor has 4 Method to Vary Speed with PU during Multi speed Operation Operating procedure 1 or 2 on page 51 and 52 permits such variation Note however that pressing the key is unnecessary Example of Operation Example where 60 Hz is set for desired output frequency from start to 60 Hz I f cation Set to 60 Hz I Stari I stoa I 1 1 I I I 48 I I i ...

Page 55: ...from 60 Hz to 30 Hz Note Direct setting of output frequency is impossible while the MONITOR mode indicator lamp is lit To set output frequency press the PU key to cancel the MONITOR mode Ll JOG Operation cation i m l t o a a X X o o k Indi I i I I 49 ...

Page 56: ...ameter control variable See page 90 When the inverter is shipped the JOG frequency and acceleration deceleration time are set to 5 Hz and 0 5 sec respectively it takes 0 04 sec for increase of frequency up to 5 Hz 4 If the motor does not start check the starting frequency When the motor is started by pressing the start key mo r m the MONITOR mode is key automatically selected and output frequency ...

Page 57: ...efore parameters should only reguire adjustment to suit individual application requirements Such as AcceVDecel rates or min max frequency are grouped into three categories from 1st to 3rd functions Setting proceduresthat follow differ accordingto this classification Setting procedures 1 Setting of 1st functions parameter numbers 0 9 These are main function and are the most often used r I I Paramet...

Page 58: ... may be called by pressing t h e B key several times See page 49 for details In the above procedure press the READ key instead of the To read a set value key without entering a set value Example p The case of 2nd function To end or cancel settings To control the motor with PU at the middle of setting or when settlng is complete press the key 52 ...

Page 59: ...Read premnt Changeto 1st tunctlon eccelontlontime value 10Sec l z J m m p J m l Alternate 1g z l p l 1 1 W rr pTq 0 0 ov 5 sec 1Osec Initial setting Note When another 1st function is to be set after setting a 1st function the new desired arameter can be called by just pressing the corresponding parameter key so repressing t h e b key is unnecessary 53 ...

Page 60: ... A dot is placed after D when the 2nd function is selected ex i 7 key is unnecessary 2 When another 2nd function is to be set after setting a 2nd function the new desired parameter can be called by just pressing the 2nd key and specifying the parameter number so repressing the 0 If changing parameter or reading is impossible See page 71 when an error message is displayed and a new value cannot be ...

Page 61: ...retlon se lng In brief etc Information I Switched from the monitoringof the output frequency when Ithe function number37is set I Engineering Display Unit I IIndicator lamp I I Direction of rotation I IVaJa bleindicator The lamp is lit at forward rotation and is flickeringat reverse Irotation In operation Operation mode indicator lamps External signaVPUoperation MONITOR mode Setting mode The lampab...

Page 62: ...mps Control variable to be monitored is indicated All lamps are turned off when alarm information is on the readout Parameter Unit Operation mode indicator lamps When an operation mode key is pressed the corresponding lamp is lit Operation mode keys 56 ...

Page 63: ... indicator lamps lndlcatlon 0Hz 0A 0V Descriptlon Frequencyisdisplayed Motorcurrent isdisplayed Not used If the stallpreventionfunctionis activatedduring MONITORmode all MODE lampsexcept that selectedflicker If the motor is inforward or reverserotation these lampsare lit or flicker respectively Note 1 The engineering display unit is displayed when the function number 37 is set to any value other t...

Page 64: ...m Note By pressing the SHIFT key when an alarm condition is indicated the output frequency at the time of the alarmL7 IS isp ayed To check the stored alarm information Up to four alarm codes are stored To check them follow the procedure below in the above alarm condition displaying status I I F l I I R E A D READ 2nd latest alarm 3rd latest alarm Oldest alarm Returns to the latest alarm 558 ...

Page 65: ... an alarm the parameter unit automatically displays the activated protective function In this condition if you press t h e m key without resetting output frequency is displayed Thus it is possible to check output frequency immediately before the alarm Occured Motor current will also be checked similarly but these values will not be stored conditions immediately before Occurrence of an alarm 59 ...

Page 66: ...imit duringconstant speedoperation f 1 I 1 1 1 1 II 1 1 1 1 1 1 I 1 I 1 1 I 1 I I I 1 I I 1 1 c 1 c L L I 1 EOC3 IInverter output current exceeded the overcurrent limit during deceleration I L 1 1 c EOVT Braking regenerative power from motorexceeded the regenerative overvoltage limit Electronic thermal relay in the inverter was activated current is below 150 of preset current Electronic thermal re...

Page 67: ...de De6crlption EOHT Externalthermal relay was activated IE a 1 1 E PE IData memory in the inverter and corresponding to parameter number i s corrupted I L 1 1 I 7 I I 1 1 1 I I EOPT Indicates that the retry function has been activated or any error other than the error selected by the retry selection hasoccurred and stoppedthe inverter 61 ...

Page 68: ...Characters Appearlng In Readout The alphanumeric which appear in the readout are listed below Letter Dlsplay 62 I ...

Page 69: ...ency for 20 mA input signal Frequency meter calibration Frequency reference voltage bias Frequency reference voltage gain Frequency reference current bias Frequency reference current gain Note The following control variables are not initialized through the all clear operation stated above These control variables set the maximum output frequency using external signal operation and also are referenc...

Page 70: ...ting the PU If it is a digital indicator pulse train signal frequency may be adjusted Preparation 1 Connect the frequency meter across terminals FM and SD on the inverter Pay attention to polarity matching 2 If a calibration resistor has already been connected remove it or adjust it so that its resistance reads zero Inverter Frequency meter Calibration resistor 64 ...

Page 71: ...er is shipped of the frequency meter When the meter has been calibrated press the WRI key The motor need not be connected Note If a signal relative to magnitude of motor current is to be output from the FM terminal see page 95 install a calibration resistor at the position shown on the previous page Output of the FM terminal is not adjusted with the above procedure 65 ...

Page 72: ...0 mA DC which set the output frequency This function is classified as 3rd function and is set through the procedure that follows SETTINO PROCEDURE r Frequency meter calibration mode C 1 lwmp lpJ7 Bias setting for frequency reference voltage 3 2 1 1 I I Gain setting for frequency reference voltage C 3 Bias setting for frequency reference current C 4 Gain setting for frequency reference current C 5 ...

Page 73: ...Example of Adjustment Bias setting for frequency reference voltage when the reference voltage is 0 V the output frequency will be 10 Hz Output frequency 60Hz I F 67 ...

Page 74: ...own in the illustration on the previous page If a voltage is being applied output frequency relative to that voltage is set In the above procedure for example if 1 V is being applied across terminals 2 and 5 output characteristics become as shown in the illustration below solid line 10 Hz If you want to set 0 Hz against 1 V input set 0 Hz in the above procedure A I 0 1 v 5 v 68 ...

Page 75: ...ered will not be written under the conditions that follow 1 When you have entered a value exceeding the maximum or minimum frequency settingvalue for parameter number 1 or 2 l a L J 2 When prohibitionof parameter entry is effective parameter number 77 is set to 1 3 When PU is in the external signal operation mode the indicator lampabove the 4 When PU is in the monitor mode stated above Note howeve...

Page 76: ...number 4 6 24 27 2 PWM mode parameter number 10 only in the PU Operation mode Setting valuescannot be written under the conditions that follow an error message will be displayed 1 2 3 4 5 6 When an error message is displayed presst h e E k e y or repeat the procedures from the first sten 2 3 When PU is in the external signalOperation mode When the motor is running except the above two parameters W...

Page 77: ...ternalsignal Operation Pressing the PU key or rn key is not allowed for mode change under the conditions 1 2 3 Switching on the power of the inverter after switching it off or resetting across terminals RES and SD the externalOperation mode Initialsetting The maximumnumber of digits for entry is four If this is exceeded the first digit is disregarded Example Pressing 12345will be set as 2345 Press...

Page 78: ...13 DETAILS OF EACH PARAMETER PARAMETER LIST 72 I ...

Page 79: ...1 Frequency a 5 V input voltage 1 360 HZ 60 Hz 78 Stall prevention level 0 200 150 88 2nd function 24 Multi speedsetting speed 4 0 360 HZ 9999 9999 Multi speedsetting speed 5 0 360 Hz 9999 9999 25 26 Multi speedsetting speed 6 0 360 Hz 9999 9999 27 Multi speed setting speed 7 0 360 Hz 9999 9999 91 h 29 37 Acceleration decelerationpatternselection 0 1 2 0 82 Engineeringdisplay unit display 0 2 4 6 ...

Page 80: ...on 0 5 360 HZ 6 Hz 44 74 94 0 5 360 Hz 9999 9999 Output frequency detection at reverse rotation I 53 69 70 I 72 Retry execution count display erase 1 0 0 100 Parameter set by the manufacturer Must not be set FM output terminal function selection 0 1 0 95 Current monitoring output gain 0 200 150 ...

Page 81: ...0 77 Current input selection 0 1 0 92 I Setting range 1 initial setting I 2nd function 75 Reset selection 0 1 0 92 Output signal selection 0 1 2 0 93 79 Operation mode selection 0 1 2 11 12 0 83 76 Selection of prohibitionof parameter I 77 I writing I O I g 7 75 ...

Page 82: ...nge set values during operation Initial setting Minimum setting step Frequency 0 01 Hz Note however if frequency is 100 Hz or higher the minimum setting step is 0 1 Hz Time 0 1 seconds Note however if 0 is entered 0 04 seconds is set Current 0 1 A Y o 1 The set value of 9999 indicatesthat the function is inactive 76 I ...

Page 83: ... input terminal 2 specification according to the frequency reference voltage signal When you input 0 10 VDC be sure to select appropriately I i For 0 1 0VDC input I 1 For 0 5 VDC input initial setting Set value 0 I 0 5 VDC 0 10 VDC common Frequency reference potentiometer 10 5 V only 77 ...

Page 84: ...signal mA initial Setting Voltage signal 60 Hz at 5 VDC or 10 VDC Current signal 0 Hz at 4 mA DC 60 Hz at 20 mA DC PU operation Up to the maximum frequency of 120 Hz Note The set maximum frequency changes automatically if you change setting of gain for frequency reference voltage signal or gain for frequency reference current signal included in the 3rd functions see page 43 Since this function has...

Page 85: ...er than 120 Hz 2 When the minimum frequency limit is set the motor will run at that frequency by switching the start signal on Note Set these limits only when you want to restrict higher or lower output frequency setttng Dlrectlonof rotation This parameter is set to prevent problems caused I Bothforward and reverse rotation are available initialsettlng Reverse rotation is prevented Forwardrotation...

Page 86: ...his motor If you set parameter number 14 to one of the values listed on the right consider the characteristics of the load the value set for electronic thermal relay 9 is set for this motor setvalue Constant load Set value l1 Reduced torqueload For Boost 0 at constant reverse rotation torque Boost 0 at Set value 13 elevation forward 80 I ...

Page 87: ...e the Illustration on the following page is the time ramp taken for reaching base frequency Time Initial setting 5 sec time time Selection of 2nd acceleration deceleration time r contact it is possible point to signal select To 2nd do acceleration so set the 2nd deceleration acceleratlonldeceleration time by an external time CL 0 MRS RT To set deceleration time different from acceleration time Set...

Page 88: ...ceierationramp is steep where the motor output torque is large and is gradual where the motor output torque is small The acceleration decelerationtime may be reduced Acceleration deceleration show S shape characteristicsbetween output frequencies 11 and f2 The time taken for the acceleration decelerationfrom 11 to f2 is the same as that taken for linear accelerationldeceleration The S shape accele...

Page 89: ...lsignaloperationisavailable I I set Output frequency isset by the parameter unit The start signalIs input as an I externalinputsignal I Set 12 Output frequency isset by the externalinput signal The start signalis input I from the parameter unit Notes 1 It is possible to update values for this parameter number even in the external signal operation mode performed by using the external signal and par...

Page 90: ...d SD are closed 2nd acceleration1 deceleration time selection MRSIRT Inverter Base frequency setting range l Base frequency I I I 50 fO base frequency 3kO Output frequency Hz Note 1 If the 2nd acceleration decelerationtime parameter number 14 0 or 0 1 to 3600 sec is not set this function is not effectivedespite the 2nd V F is set and terminals RT and SD are closed 2 At the settingof 9999 factory s...

Page 91: ...n may be activated It is possible to adjust motor torque while observing motor current using the monitor function The 2nd torque boost is effective when the 2nd accelerationldeceleration time 17 is set and terminals RT and SD are closed The starting frequency can be set in a range from 0 5 Hz to 10 Hz Output frequency H2 a d 0 5 Frequency reference signal frequency Ht 85 ...

Page 92: ...ues it is possible to set electronic thermal relay exclusively for the constant torque motor in the electronic thermal relay parameter number 9 Output char cteri tlc8 Constant torque load initial setting 2 3 10 I l l Reducedtorque load Elevation load zero boost setting at reverse rotation Elevation load zero boost setting at toward rotation Constant torque load 11 12 For the constant torque motor ...

Page 93: ...oost setting only at 0 reverserotation v l boost settingonly at pZiZGT1 p z q foward rotation 100 m a r a LI 0 Base frequency Output frequency Hz For reduced torque load fan pump eta Base frequency Output frequency Hz For elevation constant torque load a I I a I 0 Base frequency Output frequency Hr 087 ...

Page 94: ... g excessively large torque can be prevented by changing current level at which the stall prevention function is activated Notes 1 Operating current O h is a ratio of the set current to the Initial setting 150 rated output current of the inverter 3 If the stall prevention Is activated an alarm signal is not output 88 ...

Page 95: ...ge braking time and braking start frequency match the load Notes 1 When the DC dynamic brake is not required set brake time to 0 2 If speed is decelerated by decreasing frequency dynamic brake starts operating at 0 5 Hz of output frequency initial setting voltage Voltage DC brake M reference signal voltage or by pressing the DC 3 Initial setting of DC dynamic brake voltage 8 89 ...

Page 96: ...ermits JOG operation JOG operation by external signal operation is not available JOG acceleration decelerationtime 0 5 T o n b Time Reverse rotation D 0 lnitial setting JOG frequency 5 Hz sec Note Refer to page 46 for PU operation I I I I I I I key I key 90 ...

Page 97: ...equency of lower signal 7 these speeds are not selected me 2 With 3 speed setting if two or three Across Across Example If RH and SD and RL and SD are simultaneously turned on with high speed RH and low speed RL set to 40 Hz and 50 Hz respectively 50 Hz will be selected 3 Selection of the external thermal relay input makes the three speed setting low speed Invalid To perform three speed operation ...

Page 98: ...I Set value Terminal RM AU is used as current input I signal selection Current input signal selection RMIAU Frequency reference signal t DC4 20 mA Reset terminal RES function can be selected I Set value The reset signalcan be input at any time I 1 initialsetting 5 inverter Notes I If the reset signal is input during operation inverter output is shut off as long as the signal is present The electro...

Page 99: ...4SELECTING OUTPUT SIGNAL FUNCTION I Any one of in operation up to frequency and frequency detection can be selected and output as the open collector output signal terminal RUNISUIFU 93 ...

Page 100: ...is under the set value output signal is set to level H This feature can be used as a signal for actuation and release of a mechanical brake With this function it is possible to set a different actuating timing with electromagnetic brake for reverse rotation down from that for forward rotation up in applications such as elevation The initial value is 9999 that detects output frequency of 6 Hz for b...

Page 101: ...tcurrent I Set value 0 I Frequencyto be detected initialsetting I If motor current is selected as the output from terminal FM the relationship between motor current and output signal can be adjusted Set current against terminal FM s output of 1440 Hz Output frequency from terminal FM varies in proportion to the current I Set value Ratioto the ratedoutput current of inverter I 0 200 Initial setting...

Page 102: ... See diagrams below Notes 1 When the inverter is shipped it is set so that terminal FM outputs 1440 Hz signal at 60 Hz of output frequency approximately 5 V at the maximum output frequency Without the frequency indicator 2 When measured with a multimeter voltage across terminals FM and SD indicates Pulse Signal Output from Terminal FM Connection of a digital counter allows for digital indication o...

Page 103: ... and 5 or 4 and 5 When frequency reference signal is 0 the signal is judged to be 5 V or 10 V or 20 mA Refer to page 29 for details of the setting method When this gain is specified value set for frequency at 5 V input voltage paremeter number 20 or frequency at 20 mA input current parameter number 39 is changed automatically Set value Set value 1 ParameterWRITE is possible Onlywhen stopped initia...

Page 104: ...i Tone that range is constant in the low frequency range and changes above the by other SameFR 2 sound series as is generated inverter Fixedfrequency 14 15 Tone changes according to output frequency 20 26 27 33 Constant tone irrelevant of output frequency Tone is constant in low frequency range and changes above that range Complex sound I I I 98 ...

Page 105: ...veovervoltage shut off OVT Set value 2 Set value 3 Retry I s made at occurrence of overcurrentshut off OCT Retry is made at occurrence of regenerativeovervoltage shut off OVT and overcurrentshut off OCT Alarm lime Alarm Slgnal Output Set Value output Not output I l t O 1 O r I 0 I 1 to10 Retry Count I 101 to 110 0 X 1 to10 99 ...

Page 106: ...he set frequency display for the PU operation If any error other than the error selectedby Pr 50 retry selection has occurred during retryexecution wait time OPT remains displayedat a stop after the retry execution wait time has elapsed The error code can be read by switching to the error monitoring using the PU After the time set in Pr 52 retryexecution wait time has elapsed the inverter automati...

Page 107: ...ged to the motor speed rpm load shaft speed line speed m min etc The motor speed number of motor poles is input displayed is the synchronous speed Set values 2 to 10 Set values 11 to 9998 101 Output frequency Hz display factorysetting Motor speed rpm display Loadspeed display ...

Page 108: ...tion In general check the following points during operation a The motor operates properly b The environment is normal c The cooling system is normal d There is no unusualvibration or noise e There is no overheating or discolorationin any component During operation check inverter input output voltage with a multimeter Check the following periodicallywith the inverter removedfrom mains circuit a b c...

Page 109: ...st on the inverter main circuit only Do not conduct the test on c To check the control circuits for continuity use a multimeter high resistance range Do not use a wires from all inverter terminals so that test voltage is not applied to the inverter circuits the control circuits continuity tester or buzzer to check Power supply Continuity tester Motor L Insulation Test with Continuity tester Ground...

Page 110: ...uring inspection the cooling fan should be replaced 2 Smoothing Capacitor A large capacity aluminum electrolytic capacitor is used in the direct current circuit of the main cir cult The capacitor performance degradation is affected by ripple current Although this degradation depends on ambient temperature and operating conditions it should be replaced after 5 years of operatlon if the inverter is ...

Page 111: ...ervice life Refer to the table below for the criteria for replacement of parts used in the inverter In addition such components have a short service life for example lamps should be replaced during periodic inspection Determine after inspection Table 1 Inverter Partsfor Replacement Parts I Typical replacement cycle ReplacernantProcadure I Cooling I 2 3years I Replace the parts Determine after insp...

Page 112: ... measurement results depend on the instrumentsand circuits used in measurement To measurevoltage and current with an instrument for commercialfrequency application use the instrument selected from Table 2 and the circuits in the following diagram Input voltage Input current 3 phaW power supply To motor U U tnstrumsnts t t t u t t t t r l K Mmsurlng Polnts and Instruments 106 K K ...

Page 113: ...re measured Electrodynamictype P1 w11 w12 Pfl loo P 1 I1 Output voltage V P Output current 1 2 Output power p2 Across andv and Rectifier type Moving Difference between phases is f l or W and Wand U U V and W line current On U V and W and across U and V and V and W iron type is not accept able less of the maximum output voltage Current should be equal to or less than the inverter ratedcurrent Diffe...

Page 114: ...DC when closed 1 VDC or less Frequency meter signal Across FM and SD com mon Approx 5 VDC at the maxi mum frequency withoutfre auencv meter Error alarm signal Across STF and SD STR and SD RH and SD RM and SD RL and SD OH and SD RT and Start signal Selecting signal Moving coil type such as multimeter Continuity checking When normal 8 C is closed when error B C is opened Across B and C Resetsignal I...

Page 115: ...following error codes and possible causes Posslblocause Checkup Remedy Isaccelerationt mfast Is output short circuitedor grounded Prolongacceleration time 1 s load changed suddenly Eliminate sudden load Overcurrent Is output short circuitedor change grounded THM Overload alarm THT Overload alarm I Motor thermal relay I Inverter thermal relay OC3 Deceleration overcurrent 1 I Lighten load Change mot...

Page 116: ...e ment EEPROM is ex ceeded or the memory element hastrouble Too many WRITE cycles Replace the inverter 1 2 Note Overload protection functions when the cooling fan stops for FR 2024 1 5K to 3 7K check the cooling fan as well If the coolingfan is normal it rotateswhen power is supplied This error is displayed if the system includes the optional brake resistor When undervoltage or instantaneous power...

Page 117: ...signal zero the range from 4 to 20 mA Is the output shutoff across terminals MRS and SD or reset signal across terminals RES and SD ON 3 Check parameter set values Is prevention of reversing rotation Pr 78 set Is operation mode setting Pr 79 correct Is bias gain setting C 2 to C 5 correct Is starting frequency Pr 13 higher than the output frequency Is any frequency value set for each operation suc...

Page 118: ...correct Maximum frequency Pr l frequency at 5 V input Pr 20 frequency at 20 mA input Pr 39 biaslgain C 2 to C 5 Are input signal lines affected by external noise If so use shielded wires I s time for acceleration or deceleration too short I s load too heavy Is stall protection activated from excessively large value set for torque boost Is load changing Is the frequency reference signal stable Is l...

Page 119: ...seconds 200 for 0 5 seconds inverse time characteristics Rated output voltage 4 Rated input AC voltage I Rated inputcurrent A I 1 2 I 2 1 I 4 3 I 7 1 I 11 4 I 15 7 I 24 3 3 phase 200 230 V 3 phase 200 230 V 50 60 Hz I Protective structure JEM 1030 I Enclosedtype IP 20 POwer supply Permissive voltage 180 253 V 50 80 HZ Permissive frequency regulation 3 2 5 0 8 1 5 2 5 4 5 5 5 9 Power supply capacit...

Page 120: ... current The listed rated capacity is for 230V output voltage The value for the rated overload current is its ratio to the rated output current of the inverter The output voltage cannot exceed the supply voltage The power supply capacity varies depending on impedance of the power circuit including input reactor and power line Provide power supply capacity of the specified value or larger 114 I ...

Page 121: ...of maximumoutput frequency 25 lO C characteristic Basefrequency selectablewithin 50 360 Hz constant torqua or reducedtorque pattern is selectable I Toraue boost I Manualtorque boost setting 090 available I AcceleratiotVdeceleration characteristic 0 04 seconds and from 0 1 to 3600 seconds can be set Accelerationand decelerationtimes may be set individually Linearor S shape modes are selectable Brak...

Page 122: ...A Selection of input of externalthermal relay actuating signal status Outout I Output shutoff I Inverter output shutoff I In operation RUN upto frequency SU and frequency detection FU can be selected 1 Reset I Actuated and retained protectivefunction is canceled I signal Alarm Monitor 7 I bcontactpoint signal output For analog full scale 1 mA or digital 1440 Ha60 Hz indicator MaxJMin frequency lim...

Page 123: ...eration constant speed regenerative overdoltageshut off overload shut off electronic overcurrent protector brake transistor alarm undervoltage l0 instantaneous power failure 10 externalthermal relay activation stall prevention I I Environ mental condi tions Below 1000i nabove the sea level lessthan 5 9 m s2 0 6 0 Conforms to JIS Cog11 I I Altitude vibration Ambient temperature 10 to 5OoC non freez...

Page 124: ...2 2K and 3 7K is approximately 100 Monitor signal for output frequency or for motor current can be selected Use the parameter unit parameter number 70 to select output signal specification Motor current may not be correctly indicated depending on operation status during acceleration deceleration light load etc This temperature range is applicable for short time temperature change such as transport...

Page 125: ...on Multi speed high speed Output shutofVSecond aoceierationldecelerati time selection Frequency reference pot I I Parameter unit FR PUO1 1 This resistor cannot be appliedfor 2 These resistor and relay are providedfor FR 2024 0 1 K and 0 2K L LGrounding FR 2024 0 1 K to 1 5K 119 ...

Page 126: ...nterminal Multi spmdSelection terminal l o speed or externalthermal Up to 7 operation speeds are available from combinations of short circuitingacross terminals RH and SD RM and SD and RL and SD Terminals RM and RL are used as a current input selection AU and external thermal relay selection OH respectively When the inverter is shipped multi speedsetting is selected Operationby frequency reference...

Page 127: ...d frequency indicator SD I 1Insulated from commoncircuit of inverter control circuit 2 I Frequencyreference voltagesignal I Power supply terminal for freauencv reference 1 5VDC Allowable maximum load current 10 mA 10 frequency is at the maximumat 5 V or 10 V of the input voltage The output is in proportion to the input To select 5 V or 10 V use the parameter unit SeeDaw 77 Input reoistance I IWhen...

Page 128: ... brake operation For the up to frequency signal terminal the signal is L when the inverter output frequency reaches the preset frequency The signal is H during acceleration deceleration or stopped For frequency detection terminal the signal falls to L if current exceeds the optionally set detection frequency and H if current is under that frequency Open collector output Allowable load 24 VDC 0 1A ...

Page 129: ...ese terminals select required specificationfrom two types of Input specificationsfor use The selection is made from the parameter unit Multi speedselection has priority over the frequency reference analogsignal 123 ...

Page 130: ...ion In deceleration Regenerative ovewo tage shut off Overload shut off Electronic thermal relay 1 if regenerativeenergy at brakingcauses DC voltage of the main circuit in the inverter to exceedthe ratedvalue the protectivecircuit will be activatedto shut off the inverter output Motor Inverter i The electronic thermal relay in the inverterdetects overheating of motor caused by overload or reduction...

Page 131: ...d shuts off inverter output When 150 4 or more of the inverter rated current flows to the motor during acceleration or constant speed operation this function stops increasing frequency orreducesfrequency until the load current decreases to prevent the inverter from overcurrent tripping When the load current has decreased below 15G this function allows the inverterto return tc and continue the prev...

Page 132: ... control circuit of the inverter is disconnected and alarm output is not retained If the alarm output must be maintained arrange a sequence that externally maintainsthe alarm output signal When a protectivefunction is activated the ALARM indicator lamp will be lit If the user use the parameter unit the readoutdisplays the above indication automatically When a protectivefunction is activated invert...

Page 133: ...17 DIMENSIONS EXTERNAL DIMENSIONS 2 5 hole Wiring clearance With j parameter iunit With parametel unit 14 I u I 0 4 127 ...

Page 134: ...K 105 93 66 31 4 105 93 66 31 4 FR Z024 0 4K FR 2024 0 75K I FR 2024 3 7K I 200 I 188 I 126 I 84 5 I 5 I 105 93 76 41 5 140 128 86 51 5 Note FR Z024 1 5K 2 2Kand 3 7K have a coolingfan FR Z024 1 5K FR Z024 2 2K 128 140 128 116 81 5 200 188 126 84 5 5 I ...

Page 135: ...PARAMETER UNIT 70 I 4 Ik t1 0 Y L 4 Unit mm 129 ...

Page 136: ...se dust Self cooling I I Power supply Connection I Connect to I FR Z series inverteror special cable FR CBL I Fed from FR 2 series inverter Direct installationto FR 2 series inverter or connection with specialcable Display Operation 4 digit 7 segment LED readout and indicator lamps 24 operationkeys protected with polyurethane film Outsidedimensions Weight 150 mm high x 70 mm wide x 16 mm deep 0 1 ...

Page 137: ... Connectlon Cable option FR CBLO1 FR CBL03 2 3 5 Inverter end Parameter unit end 1 3 243 5 I L S Inverter end Parameter unit end M 131 ...

Page 138: ... 0 75K FR 2024 1 5K I I 1 MRS 120 W 200 MRS 120 W 100 MRS 12OW 60 3 Round head crimb stvle FR Z024 2 2K FR 2024 3 7K terminal l 25 4 MRS 120 W 60 MRS 120 W 40 44 3 hole 1 E r I Invortermod I Bnk nelstor model I Allowable brakingduty 132 ...

Page 139: ...4 0 75K FR 2024 1 5K FR 2024 2 2K FR 2024 3 7K NON 20 BUSS K5 20 NF30 IOA S K I 8 S K21 S K21 NONJO Buss or OTI G0ULD 30 NF30 15A SK21 SK25 S K50 NON 40 Buss orOTP G0ULD 40 NF30 15A S Kl1 S KIP NON BO Buss or OTB G0ULD 60 NF3030A S K20 12 133 ...

Page 140: ...e inverter power supply circuit does not require an MC however if you install an MC it should be selected in accordancewith power supply capacity and wiring distance as shown in the illustrationon observed For FR Z024 0 1K to 1 5K select S K I O if a power factor improvingAC reactor FR BAL is used Wiring distance m Motor wiring distance must be under 200 m Note It is assumed that the above recomme...

Page 141: ... or a phase advancer capacitor is used an circuit That may cause damage to converter In such a case be sure to install the power factor improving AC reactor FR BAL option excessive peak current may flow in the power supply input _ _ _ A Power Note For FR 2024 0 1K and 0 2K use a 0 4 kW power factor improving reactor ioo 500 I I 0 10 Wiring distance m 135 ...

Page 142: ...st FactorySating Hz I lO Hz I 2O Hz I 30 Hz I 40 Hz I sO Hz I 60 Hz 280 I 280 I 260 I 180 I 130 I 120 I 110 0 2 136 320 I 320 I 300 I 150 I 120 I 100 I 90 0 75 1 5 2 2 3 7 250 250 200 100 70 55 50 180 180 80 50 40 35 30 250 230 110 55 40 35 25 190 190 55 35 25 20 20 ...

Page 143: ...I 160 130 120 3 7 I MRS120W40 I 190 I 190 I 120 I 130 I 110 I 100 I 90 MRS 120W 200 290 290 150 150 150 150 150 MRS 120W 100 250 250 130 130 130 110 100 MRS 120W 60 160 160 110 110 110 90 80 Note 1 The braking torque dependson the efficiency etc of the motor 2 The above data indicates reference values for use of the inverterwith the Mitsubishi sstandard squirrel cage motor 4P 3 The FR Z024 0 1K an...

Page 144: ...g terminelarl Crlmplng tools Typeof Tormln8l blacks Pound Inch Main circuit 9 7 AWG14 32957 or 32958 47387 Control circuit 7 3 AWG24 321017 46121 FR Z024 3 59239 I Main circuit 14 6 AWG10 32968 Control circuit 7 3 AWG24 321017 7K Note l Manufacturer AMP INCORPORATED HARRISBURG PA 17105 Phone 717 564 0100 TWX 510 657 4 138 ...

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Mitsubishi Electric Freqrol Z024-UL, Instruction Manual, Page: 11 / 145

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