Kruger Ecowatt Drive K120 Series Скачать руководство пользователя страница 1

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Содержание Ecowatt Drive K120 Series

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Страница 2: ...Ecowatt Drive K120 series Change history No Change description Version Release date 1 First release V1 0 June 2021...

Страница 3: ...lity and adaptability to the environment High Reliability Ecowatt Drive K120 uses low power density design All power ranges carry built in DC reactor and braking unit to save installation space Throug...

Страница 4: ...3 Product nameplate 9 2 4 Mode code 9 2 5 Rated specifications 10 2 6 Structure diagram 10 3 Installation guidelines 13 3 1 Mechanical installation 13 3 1 1 Installation environment 13 3 1 2 Installat...

Страница 5: ...l 56 P05 group Input terminals 62 P06 group Output terminals 70 P07 group HMI 74 P08 group Enhanced functions 83 P09 group PID control 91 P10 group Simple PLC and multi step speed control 96 P11 group...

Страница 6: ...write command 06H 143 7 5 3 Examples of continuously write command 10H 145 7 6 Common communication faults 146 Appendix A Technical data 147 A 1 Derated application 147 A 1 1 Capacity 147 A 1 2 A 1 2...

Страница 7: ...el description 160 C 6 5 C2 Filter model selection 161 C 7 Braking resistors 161 C 7 1 Braking resistor selection 161 C 7 2 Braking resistor installation 162 Appendix D Further information 164 D 1 Pro...

Страница 8: ...tricians People working on the device should take part in professional electrical and safety training receive the certification and be familiar with all steps and requirements of installation commissi...

Страница 9: ...erial and keep the VFD away from combustible materials Connect the braking optional parts according to the wiring diagram Do not operate on the VFD if there is any damage or components loss to the VFD...

Страница 10: ...ovided Note Do not switch on or off the input power supply of the VFD frequently For VFDs that have been stored for a long time check and fix the capacitance and try to run it again before utilization...

Страница 11: ...after scrapping The heavy metals inside the VFD should be treated as industrial effluent When the life cycle ends the product should enter the recycling system Dispose of it separately at an appropria...

Страница 12: ...cluding user s manual and control keypad inside the packing box are complete If not please contact with local dealers or Kruger offices 2 1 2 Checking before applying Check the machine before beginnin...

Страница 13: ...put power cable and motor cable meet the actual load requirement 2 Check whether correct accessories are selected for the VFD the accessories are correctly and properly installed and the installation...

Страница 14: ...r 60Hz allowed range 47 63Hz Power output Output voltage V 0 input voltage Output current A Refer to Rated specifications Output power kW Refer to Rated specifications Output frequency Hz 0 400Hz Tech...

Страница 15: ...Y1 terminal output Relay output Two programmable relay outputs RO1A NO RO1B NC RO1C common terminal RO2A NO RO2B NC RO2C common terminal Contact capacity 3A AC250V Others Installation mode Wall and r...

Страница 16: ...10A 0Hz 400Hz S N Made in China tuv sud com ps cert Ty pe tes ted Pr od uc tio n mo nit or ed Figure 2 1 Product nameplate Note This is a nameplate example of a standard VFD product The CE TUV IP20 m...

Страница 17: ...9 3 4 2 K120 1R5G 2 1 5 15 7 7 5 K120 2R2G 2 2 2 24 10 K120 004G 2 1PH 220V 4 40 16 2 6 Structure diagram The following figure shows the structure of the VFD 1PH 220V 2 2kW 6 12 8 10 7 3 2 5 1 9 11 4...

Страница 18: ...circuit terminals See Chapter 3 Installation guidelines for detailed information 10 Screw hole Fix the fan cover and fan 11 Cooling fan See Chapter 6 Fault tracking for detailed information 12 Fan co...

Страница 19: ...on hole cover Optional Using the ventilation hole cover can enhance the protection rating but also increase the internal temperature which requires derating 7 Control terminals See Chapter 3 Installat...

Страница 20: ...Kruger are not followed the VFD may experience problems that the warranty does not cover 3 1 Mechanical installation 3 1 1 Installation environment Installation environment is essential for the VFD t...

Страница 21: ...Away from harmful gases and liquids Low salt content No direct sunlight Altitude Below 1000m When the altitude exceeds 1000m derate by 1 for every increase of 100m When the altitude exceeds 3000m con...

Страница 22: ...he minimum space of A and B is 100mm if H is 36 6mm and W is 35 0mm 2 Wall and flange mounting for the VFDs 1PH 4KW Flange Figure 3 2 Installation mode 1 Mark the position of the installation hole Ref...

Страница 23: ...resistor input reactor input filter output reactor output filter are optional parts Please refer to Appendix C Optional peripheral accessories for detailed information Remove the yellow warning label...

Страница 24: ...r series VFDs cannot share the DC bus with CH series VFDs When sharing the DC bus the VFDs must be the same in power and must be simultaneously powered on or off In shared DC bus running mode current...

Страница 25: ...O1 GND AO1 AO2 GND 485 AO2 485 GND PE RO1A RO1B RO1C RO2A RO2B RO2C AI2 V I V I V I PE Power used for frequency setting Multi function analog input Figure 3 6 Control circuit wiring 3 2 5 Control circ...

Страница 26: ...input frequency 50kHz Duty ratio 30 70 PW Digital power supply Used to provide input digital working power from the external to the internal Voltage range 12 30V Y1 Digital output Switch capacity 50m...

Страница 27: ...ground Analog reference ground AO1 Analog output Output range 0 10V or 0 20mA Whether voltage or current is used for output is set through the DIP switch Deviation 1 25 C when full range AO2 Relay out...

Страница 28: ...al power NPN mode 24V Figure 3 10 NPN mode If input signal comes from PNP transistors set the U type short connector based on the power used according to the following figure S1 S2 COM PW 24V COM 24V...

Страница 29: ...y If the VFD is connected to multiple motors an additional thermal overload switch or breaker must be used to protect the motor and motor cable Such a device may use the fuse to cut off the short circ...

Страница 30: ...FWD REV LOCAL REMOT TRIP 1 2 HZ A RPM V PRG ESC DATA QUICK JOG SHIFT RUN STOP RST Figure 4 1 Film type keypad 1 2 4 3 5 PRG ESC DATA QUICK JOG SHIFT RUN STOP RST RUN TUNE FWD REV LOCAL REMOT TRIP HZ...

Страница 31: ...on The VFD is running reversely LOCAL REMOT Indicates whether the VFD is controlled through the keypad terminals or remote communication LED off The VFD is controlled through the keypad LED blinking...

Страница 32: ...s or delete a parameter DATA ENT Confirmation key Press it to enter menus in cascading mode or confirm the setting of a parameter UP key Press it to increase data or move upward Down key Press it to d...

Страница 33: ...ries VFD displays the stopped state parameters running state parameters function parameter editing status and fault alarm status 4 2 1 Displaying stopped state parameters When the VFD is in stopped st...

Страница 34: ...erform fault reset by using the STOP RST key control terminals or communication commands If the fault persists the fault code is continuously displayed 4 2 4 Editing function codes You can press the P...

Страница 35: ...ual detection parameters and running record parameters 2 It cannot be modified in running state and can be modified only in stopped state Example Change the value of P00 01 from 0 to 1 The units place...

Страница 36: ...etting the value you can press and modify the value SHIFT Figure 4 5 Setting a password 4 3 3 Viewing VFD status The VFD provides group P17 for status viewing You can enter group P17 for viewing All d...

Страница 37: ...ndicates that the value of the parameter can be modified when the VFD is in stopped or running state indicates that the value of the parameter cannot be modified when the VFD is in running state indic...

Страница 38: ...y P00 00 Speed control mode 0 SVC mode 0 applicable to AM and SM There is no need to install encoders It is suitable in applications with low frequency big torque and high speed control accuracy for a...

Страница 39: ...and reverse jogging of the multi function terminals 2 Communication the LOCAL REMOT indicator is on The running commands are controlled by the upper computer in communication mode P00 03 Max output fr...

Страница 40: ...equency given method The frequency source can be set by P00 09 0 Keypad Modify the value of P00 10 frequency set through keypad to set the frequency by the keypad 1 AI1 2 AI2 3 AI3 Set the frequency b...

Страница 41: ...tion selection to Frequency setting input 5 Simple PLC program The VFD runs at simple PLC program mode when P00 06 5 or P00 07 5 Set P10 Simple PLC and multi step speed control to select the running f...

Страница 42: ...he max output frequency 1 A frequency command 100 of B frequency setting corresponds to the max output frequency Select this setting if it needs to adjust on the base of A frequency command 0 P00 09 C...

Страница 43: ...VFD is the first group Setting range of P00 11 and P00 12 0 0 3600 0s Model depended P00 12 DEC time 1 Model depended P00 13 Running direction 0 Runs at the default direction the VFD runs in the forw...

Страница 44: ...Advantage of high carrier frequency ideal current waveform little current harmonic wave and motor noise Disadvantage of high carrier frequency increasing the switch loss increasing VFD temperature and...

Страница 45: ...es where the motor cannot be disconnected from load 3 Static autotuning 2 partial autotuning when the present motor is motor 1 only P02 06 P02 07 and P02 08 are autotuned 0 P00 16 AVR function selecti...

Страница 46: ...ng starting Note The function is available only for 4kW and higher models 0 P01 01 Starting frequency of direct start The function code indicates the initial frequency during VFD start See P01 02 Star...

Страница 47: ...indicates the changing mode of the frequency during start and running 0 Linear type The output frequency increases or decreases linearly fmax Output frequency f t1 t2 Time t 1 Reserved 0 P01 06 Reserv...

Страница 48: ...time is 0 DC braking is invalid and the VFD decelerates to stop within the specified time P01 04 Acceleration P13 14 P01 23 Constant speed In running Deceleration P01 10 P13 15 P01 12 P01 09 Time t Se...

Страница 49: ...or equal to P01 15 and is detected during the time set by P01 17 the VFD will stop otherwise the VFD stops in the time set by P01 17 Time t Stop speed A Ramp reference frequency Output frequency Frequ...

Страница 50: ...The VFD coasts to stop when the set frequency is lower than the lower limit one If the set frequency exceeds the lower limit one again and it lasts for the time set by P01 20 the VFD resumes the runn...

Страница 51: ...ency f Running Power off Power on Running Time t t1 t2 t1 P01 22 t2 P01 23 Setting range 0 0 3600 0s valid when P01 21 1 1 0s P01 23 Start delay After a VFD running command is given the VFD is in stan...

Страница 52: ...ard motor configuration of the VFD If the power of the motor is greatly different from that of the standard motor configuration the control performance of the VFD degrades significantly Note Resetting...

Страница 53: ...current of AM 1 0 1 6553 5A Model depended P02 11 Magnetic saturation coefficient 1 of iron core of AM 1 0 0 100 0 80 0 P02 12 Magnetic saturation coefficient 2 of iron core of AM 1 0 0 100 0 68 0 P0...

Страница 54: ...Resetting the rated power of the motor P02 15 can initialize the parameters of P02 16 to P02 19 2 P02 18 Rated voltage of SM 1 0 1200V Model depended P02 19 Rated current of SM 1 0 8 6000 0A Model de...

Страница 55: ...the motor There are three ways to count 1 If the nameplate designates the counter emf constant Ke then E Ke nN 2 60 2 If the nameplate designates the counter emf constant E V 1000r mi n then E E nN 1...

Страница 56: ...motor 1 0 No protection 1 Common motor protection with low speed compensation As the cooling effect of a common motor is degraded at low speed running the corresponding electronic thermal protection...

Страница 57: ...performed after motor overload lasts for 5 minutes when M 200 protection is performed after motor overload lasts for 60 seconds and when M 400 protection is performed immediately 1 5 12 60 116 200 150...

Страница 58: ...time of speed regulator Increasing proportional gain or reducing integral time can accelerate dynamic response of speed loop however if the proportional gain is too large or integral time is too smal...

Страница 59: ...efficient of vector control 100 P03 09 Current loop proportional coefficientP Note The two function codes impact the dynamic response speed and control accuracy of the system Generally you do not need...

Страница 60: ...e frequency HDI 5 Multi step setting 6 Modbus communication 7 9 Reserved Note For setting methods 1 6 100 corresponds to the maximum frequency 0 P03 15 Setting source of reverse rotation upper limit f...

Страница 61: ...19 Setting source of braking torque upper limit 0 P03 20 Electromo tive torque upper limit set through keypad The function codes are used to set torque limits Setting range 0 0 300 0 of the motor rat...

Страница 62: ...performed for the motor when the VFD starts up A magnetic field is built up inside the motor to improve the torque performance during the start process Setting range 0 000 10 000s 0 300s P03 26 Flux w...

Страница 63: ...ed from f and f can be adjusted through the frequency setting channel set by P00 06 or the voltage setting channel set by P04 27 to change the characteristics of the curve Note In the following figure...

Страница 64: ...d torque boost is valid exceeding this threshold will invalidate torque boost Output voltage Output frequency Cut off boost b Setting range of P04 01 0 0 automatic 0 1 10 0 Setting range of P04 02 0 0...

Страница 65: ...P04 08 0 0 110 0 of rated voltage of motor 1 00 00Hz P04 08 V F voltage point 3 of motor 1 00 0 P04 09 V F slip compensat ion gain of motor 1 The function code is used to compensate for the motor rota...

Страница 66: ...frequency 10 P04 11 High frequency vibration control factor of motor 1 10 P04 12 Vibration control threshold of motor 1 30 00 Hz P04 13 V F curve setting of motor 2 This group of function code define...

Страница 67: ...ower motor may experience current oscillation at certain frequencies which may cause unstable motor running or even VFD overcurrent You can adjust the two function codes properly to eliminate such phe...

Страница 68: ...is selected as the voltage setting channel Setting range 0 0 100 0 100 0 P04 29 Voltage increase time Voltage increase time means the time needed for the VFD to accelerate from min output voltage to...

Страница 69: ...input See P05 49 P05 54 1 HDI is digital input See P05 09 0 P05 01 S1 terminal function selection 0 No function 1 Forward running FWD 2 Reverse running REV 3 3 wire running control SIn 4 Forward jogg...

Страница 70: ...ACC DEC 31 Trigger the counter 32 Reserved 33 Clear the frequency increase decrease setting temporarily 34 DC braking for stop 35 Reserved 36 Switch the running command channel to keypad 37 Switch th...

Страница 71: ...IT2 S3 virtual terminal BIT3 S4 virtual terminal BIT4 S5 virtual terminal BIT5 S6 virtual terminal BIT6 S7 virtual terminal BIT7 S8 virtual terminal BIT8 HDI virtual terminal 0x000 P05 13 Terminal con...

Страница 72: ...by FWD while the direction is controlled by REV During running the Sin terminal needs to be closed and terminal FWD generates a rising edge signal then the VFD starts to run in the direction set by t...

Страница 73: ...ed and terminal FWD or REV generates a rising edge signal to control the running and direction of the VFD the VFD needs to be stopped by disconnecting terminal Sin FWD REV COM SB1 SB3 SB2 Sin Sln FWD...

Страница 74: ...y time corresponding to the electrical level changes when the programmable input terminals switch on or switch off Si electrical level Si valid Invalid Invalid Switch on delay Switch off delay Valid S...

Страница 75: ...its corresponding set value If the analog input voltage beyond the set minimum or maximum input value the VFD will count at the minimum or maximum one When the analog input is the current input the c...

Страница 76: ...etting range of P05 36 0 000s 10 000s Setting range of P05 37 0 00V P05 39 Setting range of P05 38 100 0 100 0 Setting range of P05 39 P05 37 10 00V Setting range of P05 40 100 0 100 0 Setting range o...

Страница 77: ...inals 0 P05 50 Lower limit frequency of HDI 0 000kHz P05 52 0 000kHz P05 51 Correspond ing setting of HDI low frequency setting 100 0 100 0 0 0 P05 52 Upper limit frequency of HDI P05 50 50 000kHz 50...

Страница 78: ...er limit frequency reached 12 Ready for running 13 Pre exciting 14 Overload pre alarm 15 Underload pre alarm 16 Simple PLC stage completed 17 Simple PLC cycle completed 18 Set counting value reached 1...

Страница 79: ...switch off delay 0 000s P06 12 RO2 switch on delay 0 000s P06 13 RO2 switch off delay 0 000s P06 14 AO1 output 0 Running frequency 1 Set frequency 2 Ramp reference frequency 3 Running rotation speed...

Страница 80: ...100 of the output value is different See each application for detailed information 10V 20mA 0 0 100 0 AO Setting range of P06 17 100 0 P06 19 Setting range of P06 18 0 00 10 00V Setting range of P06 1...

Страница 81: ...our password and save it in a secure place After you exit the function code editing interface the password protection function is enabled within 1 minute If password protection is enabled 0 0 0 0 0 is...

Страница 82: ...he display state by the shifting key Press QUICK JOG to shift the displayed function code from right to left 3 Switch between FWD and REV rotating Press QUICK JOG to shift the direction of the frequen...

Страница 83: ...id in any conditions 0 Valid only for keypad control 1 Valid both for keypad and terminal control 2 Valid both for keypad and communication control 3 Valid for all control modes 0 P07 05 Selection 1 o...

Страница 84: ...ing state 0x0000 0xFFFF BIT0 Set frequency Hz on frequency blinks slowly BIT1 Bus voltage V on BIT2 Input terminal state BIT3 Output terminal state BIT4 PID reference value blinks BIT5 PID feedback va...

Страница 85: ...on of control board 1 00 655 35 P07 14 Accumulat ed running time 0 65535h P07 15 High bit of power consumpti on of the VFD The function codes are used to display the power consumption of the VFD VFD p...

Страница 86: ...2 6 Overcurrent during constant speed running OC3 7 Overvoltage during acceleration OV1 8 Overvoltage during deceleration OV2 9 Overvoltage during constant speed running OV3 10 Bus undervoltage UV 11...

Страница 87: ...32 To ground short circuit fault 1 ETH1 33 To ground short circuit fault 2 ETH2 34 Speed deviation fault dEu 35 Mal adjustment fault STo 36 Underload fault LL P07 33 Running frequency at present faul...

Страница 88: ...tus at present fault 0 P07 41 Running frequency at last fault 0 00Hz P07 42 Ramp reference frequency at last fault 0 00Hz P07 43 Output voltage at last fault 0V P07 44 Output current at last fault 0 0...

Страница 89: ...t 0 00Hz P07 50 Ramp reference frequency at 2nd last fault 0 00Hz P07 51 Output voltage at 2nd last fault 0V P07 52 Output current at 2nd last fault 0 0A P07 53 Bus voltage at 2nd last fault 0 0V P07...

Страница 90: ...etting range 0 00Hz P00 03 max output frequency 5 00Hz P08 07 ACC time for jog ACC time for jogging means the time needed for the VFD to accelerate from 0Hz to the max output frequency P00 03 DEC time...

Страница 91: ...as follows of which the traverse is set by P08 15 and when P08 15 is set as 0 the traverse is 0 with no function Output frequency f Jumping frequency Accelerate per ACC time Decelerate per DEC time Am...

Страница 92: ...unter works by the input pulse signals of S terminal set as Counter trigger or HDI set P05 00 to 1 When the designated counting value is reached the multi function output terminals will output the sig...

Страница 93: ...he number of automatic fault reset times is cleared Setting range of P08 28 0 10 Setting range of P08 29 0 1 3600 0s 0 P08 29 Auto fault reset interval 1 0s P08 30 Frequency decrease ratio in drop con...

Страница 94: ...08 33 0 0 100 0 FDT1 electrical level Setting range of P08 34 0 00Hz P00 03 Max output frequency Setting range of P08 35 0 0 100 0 FDT2 electrical level 5 0 P08 36 Detection value for frequency being...

Страница 95: ...0 Common running mode 1 The fan keeps running after power on 0 P08 40 PWM selection 0x00 0x21 Ones place PWM mode selection 0 PWM mode 1 3PH modulation and 2PH modulation 1 PWM mode 2 3PH modulation...

Страница 96: ...p command is received Thousands place keys and analog potentiometer integral function 0 The integral function is enabled 1 The integral function is disabled P08 43 Integral time of digital potentiome...

Страница 97: ...on selection at power off during frequency setting through Modbus communication 0 Save the setting at power off 1 Clear the setting at power off Hundreds place Action selection at power off during fre...

Страница 98: ...he stop command is given The braking can be started without waiting for magnetic flux weakening The cooling is better The current of the stator other than the rotor increases during magnetic flux brak...

Страница 99: ...of the function code is the feedback of the system Setting range 100 0 100 0 0 0 P09 02 PID feedback source The function code is used to select PID feedback channel 0 AI1 1 AI2 2 AI3 3 High speed HDI...

Страница 100: ...ck and reference by PID regulator When the deviation between PID feedback and reference is 100 the regulation of integral regulator ignoring integral and differential actions after undergoing continuo...

Страница 101: ...D system Output frequency f Time t Feedback value Deviation limit Reference value Time t Setting range 0 0 100 0 0 0 P09 09 Upper limit value of PID output The two function codes are used to set the u...

Страница 102: ...eference and the feedback changes it needs more time to offset the impact of continuous working and the integration will change with the trend 1 Stop integral control after the frequency reaches upper...

Страница 103: ...Name Description Default Modify P10 00 Simple PLC mode 0 Stop after running once the VFD stops automatically after running for one cycle and it can be started only after receiving running command 1 K...

Страница 104: ...is within the range of fmax fmax and it can be set continuously The start stop of multi step running is also determined by P00 01 K120 series VFD can set 16 step speed which are set by combined codes...

Страница 105: ...p peed are shown in the table below Terminal1 OFF ON OFF ON OFF ON OFF ON Terminal2 OFF OFF ON ON OFF OFF ON ON Terminal3 OFF OFF OFF OFF ON ON ON ON Terminal4 OFF OFF OFF OFF OFF OFF OFF OFF Step 0 1...

Страница 106: ...corresponding ACC DEC time and then convert 16 bit binary number into hexadecimal number and then set corresponding function codes ACC DEC time 1 is set by P00 11 and P00 12 ACC DEC time 2 is set by...

Страница 107: ...equency drop at transient power off 0 Enable 1 Disable 0 P11 02 Frequency drop ratio at transient power off Setting range 0 00Hz s P00 03 max output frequency After the grid powers off the bus voltage...

Страница 108: ...ip due to overcurrent during acceleration Ones place Current limit action selection 0 Invalid 1 Always valid Tens place Hardware current limit overload alarm selection 0 Valid 1 Invalid 01 P11 06 Auto...

Страница 109: ...L Overload pre alarm signal will be outputted if the output current of the VFD or motor is higher than overload pre alarm detection level P11 09 and the duration exceeds overload pre alarm detection t...

Страница 110: ...3600 0s P11 11 Underload pre alarm detection level Underload pre alarm signal will be outputted if the output current of the VFD or motor is lower than underload pre alarm detection level P11 11 and...

Страница 111: ...age drops to the rated voltage the VFD ensures the rated output torque by automatic frequency reduction 0 P13 group SM control Function code Name Description Default Modify P13 00 Pull in current redu...

Страница 112: ...cy threshold for switching between pull in current 1 and pull in current 2 Setting range 0 00Hz P00 03 max output frequency 10 00 Hz P13 05 High frequ ency superposing frequency reserved 200 1000Hz 50...

Страница 113: ...1 09 P01 12 Setting range of P13 13 0 0 150 0 VFD Setting range of P13 14 0 00 50 00s Setting range of P13 15 0 00 50 00s 0 0 P13 14 Hold time of short circu it braking before start 0 00s P13 15 Hold...

Страница 114: ...2 for RTU 5 Odd check O 8 2 for RTU 1 P14 03 Communic ation response delay 0 200ms The function code indicates the communication response delay that is the interval from when the VFD completes receivi...

Страница 115: ...n processing action 0x00 0x11 Ones place 0 Respond to write operations The VFD responds to read and write commands of the upper computer 1 Not respond to write operations The VFD responds only to the...

Страница 116: ...value is generating state Range 300 0 300 0 relative to rated motor power 0 0 P17 09 Output torque Displays current output torque of the VFD 100 relative to rated motor torque during forward running p...

Страница 117: ...eed Displays the current linear speed of the VFD Range 0 65535 0 P17 17 Reserved P17 18 Counting value Displays the current counting number of the VFD Range 0 65535 0 P17 19 AI1 input voltage Displays...

Страница 118: ...0 P17 29 Magnetic pole angle of SM Displays the magnetic pole angle of synchronous motor Range 0 0 360 0 0 0 P17 30 Phase compensa tion quantity of SM Displays the phase compensation quantity of synch...

Страница 119: ...ng forward running positive value is motoring state negative value is generating state during reverse running positive value is generating state negative value is motoring state Range 3000 0Nm 3000 0N...

Страница 120: ...requirements stated in this manual are met Check whether there are foreign matters such as tools or dangerous substances placed nearby Visual inspection There are no tools or dangerous substances plac...

Страница 121: ...pection No exception occurs Filter capacitor Check whether there is electrolyte leakage discoloration cracks and chassis expansion Visual inspection No exception occurs Check whether the safety valves...

Страница 122: ...her there is unusual smell or discoloration Olfactory and visual inspection No exception occurs Check whether there are cracks damage deformation or rust Visual inspection No exception occurs Check wh...

Страница 123: ...he fan starts to generate unusual noise You can purchase spare parts of fans from Kruger Read the safety precautions carefully and follow the instructions to perform operations Otherwise physical inju...

Страница 124: ...to be powered on for 1 hour before the first running command 2 to 3 years Use a voltage controlled power supply to charge the VFD Charge the VFD at 25 of the rated voltage for 30 minutes and then cha...

Страница 125: ...Read the safety precautions carefully and follow the instructions to perform operations Otherwise physical injuries or damage to the device may be caused 1 Stop the VFD disconnect the power supply an...

Страница 126: ...tart running Fault code Fault type Possible cause Solution OUt1 Inverter unit U phase protection Acceleration is too fast IGBT module is damaged Misacts caused by interference Drive wires are poorly c...

Страница 127: ...all protection is not enabled Check the grid input power Check the setup of related function codes OL1 Motor overload Grid voltage is too low Rated motor current is set improperly Motor stalls or load...

Страница 128: ...heck the wiring of communication interfaces Set proper communication address Replace or change the wiring to enhance anti interference capacity ItE Current detection fault Poor contact of the connecto...

Страница 129: ...ust the set running time OL3 Electronic overload The VFD releases overload pre alarm based on the set value Check the load and overload pre alarm threshold PCE Keypad communication error The keypad wi...

Страница 130: ...fault 1 VFD output is short connected to the ground Current detection circuit is faulty Actual motor power setup deviates sharply from the VFD power Check whether motor wiring is proper Replace the h...

Страница 131: ...to Modbus network for the controlling and inquiring to other devices slaves The slave means the passive device which sends data message to the Modbus network only after receiving the controlling or in...

Страница 132: ...ce meter Baud rate bps Max transmission distance meter Baud rate bps Max transmission distance meter 2400BPS 1800m 4800BPS 1200m 9600BPS 800m 19200BPS 600m When RS485 interfaces are used for long dist...

Страница 133: ...multiple VFDs chrysanthemum connection and star connection are commonly used According to the requirements of the RS485 industrial bus standards all the devices need to be connected in chrysanthemum...

Страница 134: ...characters each includes 4 bits Compared with the ASCII mode the RTU mode can help to send more data at the same baud rate Code system 1 start bit 7 or 8 data bits the minimum valid bit is sent first...

Страница 135: ...t Start with a time gap with a min length of 3 5 bytes Slave address Function code Data Check End with a time gap with a min length of 3 5 bytes The information of a frame must be sent in a continuous...

Страница 136: ...check on individual bytes odd even check You can select the bit check mode as required or you can choose not to perform the check which will affect the check bit setting of each byte Definition of eve...

Страница 137: ...bit is detected If the low order bit is 1 the XOR operation is performed on the current value in the register and the preset value If low order bit is 0 no operation is performed This process is repe...

Страница 138: ...ecimal system a number followed by H indicates a hexadecimal value One hexadecimal value occupies one byte The command code is used to read the working status of the VFD For example starting from the...

Страница 139: ...left and high order bit on the right The definition of the response information is described as follows ADDR is 01H indicating that the message is sent from the VFD whose address is 01H The ADDR infor...

Страница 140: ...8H Data content low order bit 88H CRC CHK low order bit C5H CRC CHK low order bit C5H CRC CHK high order bit 6EH CRC CHK high order bit 6EH END T1 T2 T3 T4 END T1 T2 T3 T4 Note Sections 7 3 1 and 7 3...

Страница 141: ...um of 16 pieces of data can be written For example to write 5000 1388H and 50 0032H respectively to 0004H and 0005H of the VFD whose slave address is 02H the frame structures are described in the foll...

Страница 142: ...ists of two bytes with the high order bit on the left and low order bit on the right The high order bit ranges from 00 to ffH and the low order bit also ranges from 00 to ffH The high order bit is the...

Страница 143: ...7H The address can be used only for writing data to the on chip RAM and it is invalid when used for reading data 7 4 2 Description of other function addresses In addition to modifying the parameters o...

Страница 144: ...t2 1 Disable torque control 0 Enable torque control Bit3 1 Clear electricity consumption 0 Not clear electricity consumption Bit4 1 Pre excitation 0 Disable pre excitation Bit5 1 DC brake 0 Disable DC...

Страница 145: ...e description of fault types R VFD identification code 2103H K120 0x0106 R Running frequency 3000H 0 Fmax Unit 0 01Hz Compatible with K120 series CHF100A and CHV100 communication addresses R Set frequ...

Страница 146: ...haracteristics indicate whether a function can be read and written For example Communication based control command can be written and therefore the command code 6H is used to control the VFD The R cha...

Страница 147: ...the multiple is referred to as a fieldbus scale The fieldbus scale depends on the number of decimals in the value specified in Description or Default of the function parameter list If there are n deci...

Страница 148: ...e master The following table describes the codes and definitions of the error message responses Code Name Description 01H Invalid command The command code received by the upper computer is not allowed...

Страница 149: ...d fault address to indicate whether it is a normal response no error or exception response some errors occur In a normal response the device returns the corresponding function code and data address or...

Страница 150: ...Examples of read command 03H Example 1 Read status word 1 of the VFD whose address is 01H According to the table of other function addresses the parameter address of status word 1 of the VFD is 2100H...

Страница 151: ...ss is 03H to 100Hz Function code Name Description Default Modify P00 03 Max output frequency Used to set the max output frequency of the VFD Pay attention to the function code because it is the founda...

Страница 152: ...aracteristics Communication based control command 2000H 0001H Forward running R W 0002H Reverse running 0003H Forward jogging 0004H Reverse jogging 0005H Stop 0006H Coast to stop 0007H Fault reset 000...

Страница 153: ...n the preceding command description spaces are added to a command just for explanatory purposes In practical applications no space is required in the commands unless the upper computer can remove the...

Страница 154: ...rated capacity is the capacity at the ambient temperature of 40 C You need to check and ensure that the power flowing through the common DC connection in the common DC system does not exceed the rated...

Страница 155: ...opean union EU stipulates that the electric and electrical devices sold in Europe cannot generate electromagnetic disturbance that exceeds the limits stipulated in related standards and can work prope...

Страница 156: ...and install it following the description in the EMC filter manual 2 Select the motor and control cables according to the description in the manual 3 Install the VFD according to the description in the...

Страница 157: ...ucture Figure B 1 Keypad outer outline 42 0 5 2 62 0 19 0 17 1 48 1 19 0 16 0 26 0 8 0 2 4 5 Figure B 2 Hole cutting diagram for non bracket keypad Note An external keypad is the optional part for the...

Страница 158: ...dapter bracket 1 Installation dimensions Keypad adapter bracket 2 Keypad adapter bracket 1 Keypad adapter bracket 2 Installation dimensions Installation dimensions Figure B 3 Outline and installation...

Страница 159: ...0 1R5G 2 80 0 60 0 185 0 175 0 140 5 137 3 5 1 2 K120 2R2G 2 80 0 60 0 185 0 175 0 140 5 137 3 5 1 2 Figure B 5 Rail mounting of VFDs of 1PH 220V 2 2kW Model W1 H1 H3 H4 D1 D2 Installation hole d Weig...

Страница 160: ...W Model W1 W2 W3 H1 H2 D1 D2 Installation hole Weight kg K120 015G 4 170 0 151 0 320 0 303 5 196 3 115 6 5 83 Installation hole Figure B 7 Flange mounting of VFDs of 1PH 220V 4kW Model W1 W2 W3 W4 H1...

Страница 161: ...oftware Braking resistor Output filter Output reactor Motor Grounding 1 2 4 3 5 PRG ESC DATA QUICK JOG SHIFT RUN STOP RST RUN TUNE FWD REV LOCAL REMOT TRIP HZ A V RPM Image Name Description 1 2 4 3 5...

Страница 162: ...d transmitted to the public grid through the power cable Try to install the input filter near the input terminal side of the VFD Braking resistor Accessories used to consume the regenerative energy of...

Страница 163: ...ded Note Analog signals and digital signals cannot use the same cables and their cables must be arranged separately Check the insulation conditions of the input power cable of a VFD according to the l...

Страница 164: ...re safety you can configure an electromagnetic contactor on the input side to control the switch on and switch off of the main circuit power so that the input power supply of the VFD can be effectivel...

Страница 165: ...e rated output voltage drop of output reactors is 1 15 The preceding table describes external accessories You need to specify the ones you choose when purchasing accessories C 6 Filters C 6 1 C3 Filte...

Страница 166: ...nal C3 filters as shown in the following table The VFD models of 1PH 4kW are configured with built in C3 filters and you can select whether to connect C3 filters to the VFD models or not through jumpe...

Страница 167: ...ng to the following steps 1 Connect the filter cable to the corresponding input terminal of the VFD according to the label 2 Fix the filter onto the VFD with M3 10 screws as shown in above picture C 6...

Страница 168: ...tate and transmits the load carrying energy to the DC circuit of the VFD causing the bus voltage of the VFD to rise If the bus voltage exceeds a specific value the VFD reports an overvoltage fault To...

Страница 169: ...resistors whose resistance is lower than the specified minimum resistance The VFD does not provide protection against overcurrent caused by resistors with low resistance In scenarios where brake is f...

Страница 170: ...Ecowatt Drive K120 series Optional peripheral accessories 163 PB External braking resistor VFD...

Страница 171: ...of the product you query about You can visit www krugerfan com to find a list of Kruger offices D 2 Feedback on Kruger VFD manuals Your comments on our manuals are welcome Visit www krugerfan com dir...

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Kruger Ecowatt Drive K120 Series, Руководство по эксплуатации

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