WEG CFW-10 EASYDRIVE User Manual Download

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Frequency Inverter

Convertidores de Frecuencia

Inversores de Freqüência

Summary of Contents for CFW-10 EASYDRIVE

Page 1: ...Frequency Inverter Convertidores de Frecuencia Inversores de Freqüência ...

Page 2: ...FREQUENCY INVERTER MANUAL Series CFW 10 Software version 1 0X 0899 5034 E 2 Please take this page out when unpacking the product ...

Page 3: ...03 2005 FREQUENCY INVERTER MANUAL Series CFW 10 Software version 1 0X 0899 5034 E 2 ATTENTION It is very important to check if the inverter software version is the same as indicated above ...

Page 4: ...table below describes all revisions made to this manual Revision Description Section 1 First Edition 2 Addition of the CFW10 MECII and addition of the EMC filter for MECI General revision Sumarry of Revisions ...

Page 5: ...5 Receiving and Storing 20 CHAPTER 3 Installation and Connection 3 1 Mechanical Installation 21 3 1 1 Environment 21 3 1 2 Mounting Specifications 22 3 2 Electrical Installation 24 3 2 1 Power Grounding Connections 24 3 2 2 Power Terminals 29 3 2 3 Location of the Power Grounding Control Connections 30 3 2 4 Signal and Control Connections 30 3 2 5 Typical Terminal Connections 32 3 3 European EMC D...

Page 6: ...s 49 6 2 Introduction 49 6 2 1 V F Scalar Control 49 6 2 2 Frequency Reference Sources 50 6 2 3 Commands 53 6 2 4 Local Remote Operation Modes 53 6 3 Parameter Listing 54 6 3 1Access and Read Only Parameters P000 to P099 55 6 3 2 Regulation Parameters P100 to P199 56 6 3 3 Configuration Parameters P200 to P398 65 CHAPTER 7 Diagnostics and Troubleshooting 7 1 Faults and Possible Causes 78 7 2 Troub...

Page 7: ...6 8 4 1 Sizing 87 8 4 2 Installation 88 CHAPTER 9 Technical Specifications 9 1 Power Data 89 9 1 1 200 240V Power Supply 89 9 1 2 110 127 V Power Supply 89 9 2 Eletronic General Data 91 CHAPTER 10 Warranty Warranty Terms for Frequency Inverters CFW 10 92 ...

Page 8: ... 0 1 to 999 5 0 s 56 P101 Deceleration Time 1 0 1 to 999 10 0 s 56 P102 Acceleration Time 2 0 1 to 999 5 0 s 56 P103 Deceleration Time 2 0 1 to 999 10 0 s 56 P104 0 Inactive 0 56 S Ramp 1 50 2 100 Frequency Reference P120 Digital Reference Backup 0 Inactive 1 Active 1 57 2 Backup by P121 P121 Keypad Frequency Reference P133 to P134 3 00 Hz 57 P122 JOG Speed Reference P133 to P134 5 00 Hz 57 P124 M...

Page 9: ...o 2 0x1nom 1 5xP295 A 64 CONFIGURATION PARAMETERS P200 to P398 Generic Parameters P202 1 Control Mode 0 Linear V F Control 0 65 1 Quadratic V F Control P204 1 Load parameters with 0 to 4 not used 0 66 Factory Setting 5 Load Factory Default 6 to 999 not used P206 Auto Reset Time 0 to 255 0 s 66 P208 Reference Scale Factor 0 0 to 100 1 0 66 P219 1 Starting point of the switching 0 0 to 15 0 15 0 Hz ...

Page 10: ...nd ramp 9 Forward 10 Reverse 11 Forwardwith2nd ramp 12 Reversewith2nd ramp 13 On 14 Off 15 Activates 2nd ramp 16 Accelerates E P 17 Decelerates E P 18 Acclerates E P with 2nd ramp 19 Decelerates E P with 2nd ramp 20 Without external fault 21 Error reset Digital Outputs P277 1 Relay Output RL1 function 0 Fs Fx 7 74 1 Fe Fx 2 Fs Fe 2 Is Ix 4 and 6 not used 5 Run 7 Not Fault Fx and Ix P288 Fx Frequen...

Page 11: ... 79 E06 External Fault 79 E08 CPU Error Watchdog 79 E09 Program Memory Error Checksum 79 E24 Programming Error 79 E31 Keypad HMI Communication Fault 79 E41 Self Diagnosis Error 79 II Fault Messages III Other Messages Display Description rdy Inverter is ready to be enabled Sub Power supply voltage is too low for the inverter operation undervoltage dcb Inverter in DC braking mode EPP Inverter is loa...

Page 12: ...of operation and proper performance of the equipment The following symbols may be attached to the product serving as Safety Notice High Voltages Components sensitive to electrostatic discharge Do not touch them without proper grounding procedures Mandatory connection to ground protection PE Shield connection to ground DANGER Only qualified personnel should plan or implement the installation start ...

Page 13: ...d or switched OFF Wait at least 10 minutes for the total discharge of the power capacitors Always connect the frame of the equipment to the ground PE at the suitable connection point ATTENTION All electronic boards have components that are sensitive to electrostatic discharges Never touch any of the electrical components or connectors without following proper grounding procedures If necessary to d...

Page 14: ...on Chapter 9 CFW 10 ratings Tables and technical information Chapter 10 CFW 10 Warranty This Manual provides information for the correct use of the CFW 10 The CFW 10 is very flexible and allows the operation in many different modes as described in this manual As the CFW 10 can be applied in several ways it is impossible to describe here all of the application possibilities WEG does not accept any ...

Page 15: ...y saving The V F mode is also used when more than one motor should be driven simultaneously by one inverter multimotor application Chapter 9 shows the different power lines and additional technical information The block diagram below gives a general overview of the CFW 10 Figure 2 1 CFW 10 Block Diagram for models 1 6 2 6 4 0A 200 240V Power Supply L L1 PE Analog Input AI1 Digital Inputs DI1 to DI...

Page 16: ...3 A 200 240 V Power Supply L L1 PE Analog Input AI1 Digital Inputs DI1 to DI4 POWER CONTROL POWER SUPPLY FOR ELETRONICS AND INTERFACE BETWEEN POWER AND CONTROL CC10 CONTROL BOARD WITH DSP Relay Output RL1 Motor U V W Rsh UD RFI Filter N L2 BR Breaking Resistor Optional Pre Load ...

Page 17: ... AI1 Digital Inputs DI1 a DI4 POWER CONTROL POWER SUPPLY FOR ELETRONICS AND INTERFACE BETWEEN POWER AND CONTROL CC10 CONTROL BOARD WITH DSP Relay Output RL1 Motor U V W Rsh NTC PE PE RFI Filter N L2 Figure 2 3 CFW 10 Block Diagram for model 1 6A to 2 6 A 110 127 V ...

Page 18: ... A 110 127 V Power Suplly L L1 Analog Input AI1 Digital Inputs DI1 a DI4 POWER CONTROL POWER SUPPLY FOR ELETRONICS AND INTERFACE BETWEEN POWER AND CONTROL CC10 CONTROL BOARD WITH DSP Relay Output RL1 Motor U V W Rsh PE PE RFI Filter N L2 UD BR Breaking Resistor Optional Pre Load ...

Page 19: ...CATION Figure 2 5 Description and Location of the Nameplate Software Version Hardware Revision Rated Input Data Voltage Current etc Manufacturing Date WEG Part Number Serial Number CFW 10 Model Rated Output Data Voltage Frequency Lateral Nameplate CFW 10 ...

Page 20: ...t the end For example CFW100040S2024ESZ standard 4 0A CFW 10 inver ter single phase at 200V to 240V input with manual in English If the CFW 10 is equipped with any optional devices you must fill out all fields in the correct sequence up to the last optional device the model number is completed with the letter Z The listing of the existing models voltage current is shown in item 9 1 The CFW 10 is s...

Page 21: ...r Avoid exposure to gases or explosive or corrosive liquids Avoid exposure to excessive vibration dust oil or any conductive particles or materials Environmental Conditions Temperature 0ºC to 50ºC 32ºF to 122ºF nominal conditions RelativeAir Humidity 5 to 90 non condensing MaximumAltitude 1000m 3 300 ft nominal conditions From 1000m to 4000m 3 3 ft to 13 200 ft with 1 current derating for each 100...

Page 22: ...e hot air coming from the inverter below Install the inverter on a flat surface External dimensions and mounting holes are according to Fig 3 2 For CFW 10 installation procedures see Fig 3 3 Provide independent conduits for signal control and power conductors Refer to Electrical Installation Separate the motor cables from the other cables CFW 10 Model 1 6A 200 240V 2 6A 200 240V 4 0A 200 240V 7 3A...

Page 23: ...23 CHAPTER 3 INSTALLATION AND CONNECTION Figure 3 2 Dimensional Drawings of the CFW 10 MEC 1 and 2 VIEW OF THE MOUNTING BASE FRONTAL VIEW LATERALVIEW MEC 2 L MEC 1 ...

Page 24: ... 5 0 2 5 0 2 5 0 2 5 0 2 5 0 2 D mm in 6 1 0 24 6 1 0 24 6 1 0 24 6 0 24 6 1 0 24 6 1 0 24 6 0 24 Mounting Screw M4 M4 M4 M4 M4 M4 M4 Weight kg lb 0 9 1 98 0 9 1 98 0 9 1 98 1 5 3 31 0 9 1 98 0 9 1 98 1 5 3 31 Degree of Protection IP20 IP20 IP20 IP20 IP20 IP20 IP20 Dimensions Fixing Base Table 3 2 Installation Data dimensions in mm Refere to Section 9 1 Figure 3 3 Mounting Procedures for the CFW 1...

Page 25: ...r installation Follow also all applicable local standards for electrical installations ATENTION Provide at least 0 25m 10in spacing between the equipment and sensitive wirings inverter and motor cables For instance PLCs temperature monitoring devices thermocouples etc a Models 1 6A 2 6A and 4 0A 200 240V and 1 6A and 2 6A 110 127V Power Supply L L1 P E PE U V W Shielding Q1 N L2 U V W PE N L2 L L1...

Page 26: ...th or ground connection must comply with the local regulations For grounding use cables with cross sections as indicated in Table 3 3 Make the ground connection to a grounding bar or to the ge neral grounding point resistance 10 ohms Do not share the ground wiring with other equipment that operate with high currents for instance high voltage motors welding machines etc If several inverters are use...

Page 27: ... If the braking resistor is installed inside the inverter panel the additional heat dissipated by the resistor shall be considered when defining the panel ventilation When electromagnetic interference EMI generated by the inverter interfers in the performance of other equipment use shielded wires or install the motor wires in metallic conduits Connect one end of the shielding to the inverter groun...

Page 28: ... in Table 3 4 Use 70ºC copper wires only Table 3 3 Recommended wire cross section and circuit breakers use 70ºC copper wires only NOTE Supply line capacity The CFW 10 is suitable for use in circuits capable of supplying not more than symmetrical 30 000Arms 127 240V If the CFW 10 is installed in power supplies with current capacity higher than 30 000 A rms an adequate protection shall be provided b...

Page 29: ...t available for 1 6A 2 6A and 4A 200 240V and 1 6A and 2 6A 110 127V models UD Positive connection terminal DC Link This terminal is used to connect the braking resistor connect also the BR terminal Not available for 1 6A 2 6A and 4 0A 200 240V and 1 6A and 2 6A 110 127V models a models 1 6A 2 6A and 4 0A 200 240V and 1 6A and 2 6A 110 127V Figura 3 6 a and b CFW 10 Power Terminals b models 7 3A 2...

Page 30: ...mote mode Digital Input 2 FWD REV remote mode Digital Input 3 Local Remote Digital Input 4 Start Stop remote mode 0V Reference Analog Input 1 Freq Reference remote mode 0V Reference Analog Input voltage Frequency Reference remote Potentiometer reference Relay NC contact No Fault Relay Output common point Relay NO contact No Fault Specifications 4 isolated digital inputs Minimum High Level 10V dc M...

Page 31: ...other for lengths over 100m 328 ft If the crossing of these cables is unavoidable install them perpendicular maintaining a mimimum separation distance of 5cm 2in at the crossing point Figure 3 9 Shield connection Connect to earth Do not ground Inverter side Insulate with tape 4 For wiring distances longer than 50 m 150 ft the use of galvanic isolators is required for the XC1 6 to 9 analog signals ...

Page 32: ...r4 Connection 2 Command enabling via terminals 6 When analog reference AI1 is used and the frequency oscillates problem caused by electromagnetic interference connect XC1 7 to the inverter grounding bar S1 FWD REV S2 Loca Remote S3 Start Stop R1 Potentiometer for Speed Setting Figure 3 10 Wiring for Connection 2 DI1 No Function HMI or General Enabling Terminals DI2 FWD REV DI3 Local Remote GND AI1...

Page 33: ...dc NC Common NO DI4 Forward Reverse S3 S2 1 2 3 4 5 6 7 8 9 10 11 12 S1 When a line fault occurs by using this type of connection with switch S3 at position RUN the motor will be enabled automatically as soon as the line is re established Connection 3 Start Stop function enabling three wire control Set DI1 to Start P263 13 Set DI2 to Stop P264 14 Set P229 1 commands via terminals if you want the 3...

Page 34: ...rs P221 and P222 When a line fault occurs in this connection mode with switch S1 or switch S2 is closed the motor will be enabled automatically as soon as the line is re restablished 3 3 European EMC Directive Requirements for Conforming Installations The CFW 10 inverter series was designed considering all safety and EMC ElectroMagnetic Compatibility aspects The CFW 10 units do not have an intrins...

Page 35: ...s connection Figure 3 13 EMC filter connection general condition Transformer Grounding rod Metallic Panel when necessary Protective Grounding Motor PE CFW 10 L2 N L1 L PE PE XC1 1 to 12 U Controling and signal wiring V W PE L1 L L2 N L2 L1 PE External input RFI filter The following items are required in order to have an appropriated installation 1 The motor cable shall be armored or installed insi...

Page 36: ...cations as described below EMC phenomenon Emission Conducted emissions mains terminal disturbance voltage freq band 150kHz to 30MHz Radiated emissions electromagnetic radiation disturbance freq band 30MHz to 1000MHz Immunity Electrostatic discharge ESD Fast transient burst Conducted radio frequency common mode Surge Radio frequency electromagnetic field Basic standard for test method IEC EN61800 3...

Page 37: ...st environment environment that includes domestic premises It also includes establishments directly connected without intermediate transformers to a low voltage power supply network which supplies buildings used for domestic purposes 2 Second environment environment that includes all establishments other than those directly connected to a low voltage power supply network which supplies buildings u...

Page 38: ...gory classification Refer to section 3 2 2 for EMC category description and to section 3 3 4 for filter characteristics Inverter Model 1 6A 200 240V 2 6A 200 240V 4 0A 200 240V 1 6A 110 127V 2 6A 110 127V Input RFI Filter Footprint booksize model B84142A0012R212 EPCOS Standard Model B84142 A20 R EPCOS EMC Class Category I industrial environment ClassA1 Maximum motor cable length is 30 meters Categ...

Page 39: ...tprint booksize Model B84142A0012R212 EPCOS Supply voltage 250V 50 60Hz Current 12A Weight 0 95Kg Figure 3 14 Drawing of the footprint bookside filter B84142A0012R212 EPCOS Terminals 2 5 mm2 Tightgning torque of screw max 0 5 Nm 3 x litzwire 2 5 mm2 3 x wire and sleeve DIN 46228 A2 5 10 ...

Page 40: ...40 CHAPTER 3 INSTALLATION AND CONNECTION Standard Model B84142 A20 R Supply voltage 250V 50 60Hz Current 20A Weight 1 kg Figure 3 15 Drawing of the Standard Filter B84142 A20 R EPCOS Terminais Terminais ...

Page 41: ...orrect and well tightened 2 Check the motor Check all motor connections and verify if its voltage current and frequency match the inverter specifications 3 Uncouple the load from the motor If the motor can not be uncoupled make sure that the direction of rotation FWD REV can not cause damage to the machine 4 2 INITIAL POWER UP After the inverter has been checked AC power can be applied 1 Check the...

Page 42: ... inverter Wait at least for 10 minutes to allow com plete capacitor discharge and then swap any two wires at the motor output 2 If the acceleration current becomes too high mainly at low frequencies set the torque boost IxR compensation at P136 Increase decrease the content of P136 gradually until you obtain an operation with constant current over the entire frequency range For the case above refe...

Page 43: ...equence below is valid for the connection 1 refer to Section 3 2 5 Inverter must be already installed and powered up according to Chapter 3 and Section 4 2 ACTION HMI DISPLAY DESCRIPTION See Figure 3 10 Switch S1 FWD REV open Switch S2 Reset open Switch S3 Start Stop open Potentiometer R1 Ref totally CCW Power up inverter Close S2 Local Remote Close S3 Start Stop Turn potentiometer totally CW Clos...

Page 44: ...the Display and the status LEDs Functions of the LED Display The Led Display shows the fault and status messages see Quick Parameter Reference Fault and Status the parameter number and its value Functions of the LED s Parameter and Value Inverter indicates the parameter number Green Led OFF and red Led ON Inverter indicates the parameter content Green Led ON and red Led OFF LED Display LED Paramet...

Page 45: ...ys are enabled These functions can be carried out through digital and analog inputs Thus you must program the parameters related to these corresponding inputs NOTE The command key will be enabled only when P229 0 for LOCAL Mode operation P230 0 for REMOTE Mode operation See below the keypad functions description When pressed motor accelerates according to acceleration ramp up to the speed frequenc...

Page 46: ...lso flashes in the following conditions besides the fault conditions inverter in overload condition refer to Chapter Maintenance Reference Backup The last frequency reference set by the keys the and is stored when inverter is stopped or the AC power is removed provided P120 1 reference backup active is the factory default To change the frequency reference before inverterisenabled youmustchangethev...

Page 47: ...a variable e g current frequency voltage For in verter programming you should change the parameter content s To allow the reprogramming of any parameter value except for P000 and P121 it is required to set P000 5 Otherwise you can only read the parameter values but not reprogram them For more details see P000 description in Chapter 6 Parameter Value 100 Parameter Number Parameter Value 5 0 Paramet...

Page 48: ...o P266 3 and no other DI has been set to General Enable or Ramp P263 to P266 1 or 2 ou 4 or 9 or 13 Two or more DI s programmed to the same valuer P263 to P266 3 to 6 9 to 21 In one DI is set to FWD P263 to P266 9 or 11 and no other DI has been set to REV P263 to P266 10 or 12 One DI programmed to ON P263 to P266 13 and no other DI has been set to OFF P263 to P266 14 One DI programmed toAccelerate...

Page 49: ...ontrol mode is based on the constant V F curve P202 0 linear V F curve Its performance is limited at low frequencies as function of the voltage drop in the stator resistance that causes a significant magnetic flow reduction in the motor air gap and consequently reducing the motor torque This deficiency should be compensated by using manual and automatic boost torque IxR compensations that are set ...

Page 50: ... value is defined by using 2 digital inputs DI3 and DI4 see P221 P222 P265 and P266 via serial Figure 6 1 shows through a diagram block the frequency reference definition to be used by the inverter The block diagram in Figure 6 2 shows the inverter control 6 2 2 Frequency Reference Sources There is still a variation of the linear V F control the quadratic V F control This control mode is suitable ...

Page 51: ...Reference P121 P124 to P131 P265 7 8 P266 7 8 MULTISPEED Accel Enable Function Decel Inverter Disabled ELECTRONICPOTENTIOMETER EP 4 to 20mA DI4 DI3 DI2 1 2 3 4 5 6 7 8 9 10 11 12 AI1 P235 P234 P134 P236 1 AI1 2 EP 6 Multispeed 0 Keypad Frequency Reference Selection P221 or P222 F Digita References Analog References P131 P130 P129 P128 P127 P126 P125 P124 000 001 010 011 100 101 110 111 100 P235 0 ...

Page 52: ...Figure 6 2 Inverter block diagram Fe Command via Digital Input DI Acceleration Deceleration Ramp 2 Acceleration Deceleration Ramp P102 P103 P100 P101 DC Link Regulation P151 P151 Ud P133 P134 Frequency Reference Limits P202 P295 Inverter Control V F or Vector P136 P137 P138 P142 P145 Motor Parameters P399 to P409 P178 Vs PWM P169 Is Output Current Limiting I Vs Ud Power Supply IM 3Ø Is Is P169 ...

Page 53: ...tion of rotation can be defined by using digital input DI programmed for FWD REV see P263 to P266 digital inputs programmed as FWD REV that defines both inverter enabling or disabling and direction of rotation see P263 to P266 analog input when the reference is via analog input and a negative offset is programmed P236 or P240 0 the reference may assume negative values thus reversing the direction ...

Page 54: ...peed 0 Keypad HMI 1 Terminals XC1 DIs REFERENCE COMMANDS Local Remote Selection DI1 to DI4 P263 to P266 F Read Only Parameters Regulation Parameters Configuration Parameters Motor Parameters Special Function Parameters Variables that can be viewed on the display but can not be changed by the user Programmable values that cab be used by the CFW 10 functions They define the inverter characteristics ...

Page 55: ...r output current in ampères A Indicates the inverter DC Link voltage in volts V P005 0 to 300 Hz Output Frequency Motor 0 1Hz 100 Hz 1Hz 99 9 Hz Indicates the inverter output frequency in Hertz Hz P007 0 to 240V Output Voltage 1V Indicates the inverter output voltage in volts V P008 25 to 110 o C Heatsink Temperature 1 o C Indicates the current power at the heatsink in Celsius degrees C The invert...

Page 56: ...ogrammed at P102and P103 use a digital input See parametersP263 to P265 Depending on the load inertia too short acceleration ti mes can disable the inverter due to overcurrent E00 Depending on the load inertia too short deceleration ti mes can disable the inverter due to overvoltage E01 For more details refer to P151 6 3 2 Regulation Parameters P100 to P199 P104 0 to 2 Ramp S 0 Inactive The ramp S...

Page 57: ...equency different from the minimum frequency which will be saved at Parameter P121 P121 P133 to P134 Frequency 3 0Hz Reference by 0 1Hz 100Hz key and 1Hz 99 9Hz Defines the keypad reference value that can be set by using the keys and when the parameters P002 or P005 are being displayed on the HMI Display The keys and are enabled if P221 0 in local mode or P222 0 in remote mode The value of P121 is...

Page 58: ...ainst electrical noises digital references and insulated digital inputs Range Factory Setting Parameter Description Notes P124 1 P133 to P134 Multispeed Ref 1 3 0Hz 0 1Hz 100Hz 1Hz 99 9Hz P125 1 P133 to P134 Multispeed Ref 2 10 0Hz 0 1Hz 100Hz 1Hz 99 9Hz P126 1 P133 to P134 Multispeed Ref 3 20 0Hz 0 1Hz 100Hz 1Hz 99 9Hz P127 1 P133 to P134 Multispeed Ref 4 30 0Hz 0 1Hz 100Hz 1Hz 99 9Hz P128 1 P133...

Page 59: ...are used see parameters P234 to P236 P134 and the gain and offset of the analog input s P234 P236 define the scale and the range of the speed variation via analog input For more details see parameters P234 to P240 P136 0 0 to 100 ManualTorque 20 0 Boost 0 1 IxR Compensation Compensates the voltage drop due to the motor stator resistance It acts at low speeds by increasing the inver ter output volt...

Page 60: ... for the voltage drop in the stator resistance as a function of the active motor current The criteria for setting P137 are the same as for the parameter P136 Setting P137 100 corresponds to the maximum increment of the output voltage 30 of P142 1 This parameter can be changed only with disabled inverter stopped motor Output Voltage of the line voltage P142 P136 0 P145 Output frequency b P202 1 Out...

Page 61: ...racteristic relating to the operation principle of the induction motor This speed drop is compensated by increasing the output frequency applied to the motor as a function of the increase of the active motor current as shown in the block diagram and in the V F curve below Speed Reference F Active Output Current Ia Filter IxR Automatic P137 IxR P136 P007 Motor voltage Compensation Zone Maximum P142...

Page 62: ...F cur ve defined at P202 programmable V F curve P142 sets the maximum output voltage This value is set as a percent of the inverter supply voltage NOTE For inverter models 110 127V the output voltage applied to the motor is doubled the power supply voltage on the inverter input Parameter P145 defines the rated frequency of the mo tor used The V F curve relates the inverter output voltage and frequ...

Page 63: ...Figure 6 12 Deceleration curve with DC Link voltage regulation By this function an optimized deceleration time minimum is achieved for the driven load This function is useful in applications with medium inertia that require short deceleration times In case of overvoltage trip during the decelearation you must reduce gradually the value of P151 or increase the time of the deceleration ramp P101 and...

Page 64: ...current limitation Time during continuous duty Time Motor Current Deceleration ramp P101 P103 during deceleration during acceleration Acceleration ramp P100 P102 Speed P169 The motor will not stop if the line is permanently with overvoltage Ud P151 In this case reduce the line voltage or increase the value of P151 If even with these settings the motor does not decelerate within the required time y...

Page 65: ...V F control in this control mode the flux in the motor air gap is proportional to the output frequency up to the field weakening point defined at P142 and P145 Thus the torque capacity is a function of the quadratic speed The main advantage of this type of control is the energy saving capability with variable torque loads due to the reduction of the motor losses mainly due to motor iron losses and...

Page 66: ...d Afault is considered consecutive if it happens again within 30 seconds after the Auto Reset Thus if a fault occurrs four times consecutively this fault remains indicated permanently and inverter disabled P206 0 to 255s Auto Reset 0 Time 1s It allows that the read only parameter P002 indicates the motor speed in any value for instance rpm The indication of P002 is equal to the output frequency va...

Page 67: ...rol sources for the inverter enabling disabling FWD REV and JOG AI1 is the value of the analog input AI1 when gain and offset have been applied For factory default setting the local reference is via and keys of the keypad and the remote reference is via analog inputAI1 The reference value set by the and keys is contained in parameter P121 For more details about the Electronic Potentiometer EP oper...

Page 68: ... AI1 Signal x Frequency reference P234 0 0 to 999 Analog InputAI1 100 Gain 0 1 The analog input AI1 defines the inverter frequency reference as shown in the curve below P134 P133 AI1 0 0 100 0 10V P235 0 0 20mA P235 0 4mA 20mA P235 1 Frequency Reference AI1 is given in V or mA according to the used signal see parameter P235 GAIN is defined by the parameter P234 OFFSET is defined by the parameter P...

Page 69: ...et 1 See P234 AI1 5 70 1 0 2 20 10 100 P235 0 1 Signal Type 0 to10 V or 0 to 20 mA 4 to 20 mA P248 0 to 200ms Analog Inputs 200ms Filter Time 1ms Constant It configures the time constant of the analog inputs filter between 0 without filtering and 200ms Thus the analog input will have a response time equal to three time constants For instance if the time constant is 200ms and a step is applied to t...

Page 70: ...Increase EP 16 Decrease EP 17 Accelerated EP with ramp 2 18 Decelerates EP with ramp 2 19 No external fault 20 Error reset 21 1 This parameter can be changed only with disabled inverter stopped motor NOTES 1 Local Remote open 0V at the digital input respectively 2 P263 to P266 1 not used or general enable operates as follows if the command source are the terminals i e if P229 1 for the local mode ...

Page 71: ...p 2 and FWD REV with ramp 2 7 Only one digital input can be programmed for each function If more than one input has been programmed programming error will b displayed E24 a GENERAL ENABLE b START STOP open Output frequency Motor speed motor runs freely Time Time 0V Accel ramp D I 0V Output frequency Motor speed Decel Ramp Time Time Accel ramp open D I c 3 WIRE START STOP Time Time 0V 0V open DI2 S...

Page 72: ... Output frequency Motor speed CW CCW open 0V Time Time Output frequency Motor DI FWD CW CCW f FWD REV open open 0V Time 0V Time P102 P100 DI Start Stop DI Ramp 2 g RAMP 2 Output frequency Motor P103 P101 Time DI4 Decrease PE Time Output frequency Motor speed 0V open DI Start Stop Minimum Frequency P133 Reset DI3 Increase PE open Time Time Time 0V 0V e ELECTRONIC POTENTIOMETER EP open ...

Page 73: ...ble open open open Accel Ramp h JOG Time Time Time open 0V Time Time Output frequency Motor speed DI No external fault i NO EXTERNAL FAULT motor runs freely Figure 6 19 h to j Details about the function of the digital inputs j RESET Fault Time 0V Time Time 0V Ready Reset DI Reset open Inverter status The condition that generates the fault remains ...

Page 74: ... Fs Fx Fs Fx P288 Time OFF Relay ON Is Ix Is Ix P290 Time OFF Relay ON Fs Fe Fs Time OFF Relay ON Fe Fx P288 Time OFF Relay ON Fe Fx Output Parameter Function Fs Fx Fe Fx Fs Fe Is Ix Not used Run inverter enabled No fault P277 RL1 0 1 2 3 4 and 6 5 7 1 This parameter can be changed only with disabled inverter stopped motor Run Stopped motor or running by inertia Time OFF Relay ON Motor Running No ...

Page 75: ... 2 6A 4 0A 7 3A P297 1 2 5 to 15 0 Switching 5 kHz Frequency 0 1 kHz DefinestheswitchingfrequencyoftheIGBTsintheinveter The switching frequency is a comprimise between the motor acoustic noise level and the inverters IGBTslosses Higher switching frequencies cause lower motor acoustic noise level but increase the IGBTslosses increasing the drive components temperature and thus reducing their useful...

Page 76: ...feature provides a motor fast stop via DC current injection The applied DC braking current that is proportional to the braking torque is set at P302 The figures below show the DC branking operation at the two possible conditions ramp disabling and general disabling Figure 6 21 DC braking after ramp disable Figure 6 22 DC braking after general disable Inverter Model P297 CFW100016S CFW100026S CFW10...

Page 77: ...cess even after the motor has stopped Pay special attention to the dimensioning of the motor thermal protection for cyclic braking of short times In applications where the motor current is lower than the rated inverter current and where the braking torque is not enough for the braking condition please contact WEG to optimize the settings ...

Page 78: ...ault and shows the possible causes for each fault code 7 1 FAULTS AND POSSIBLE CAUSES FAULT RESET 1 POSSIBLE CAUSES E00 Power on Short circuit between two motor phases Output Manual key If this fauklt occurs during power up there may be short Overcurrent Auto Reset circuit between ground and one of more output phases between phases DI Inertia of the load too high or acceleration ramp too short P16...

Page 79: ...nd or output current Inverter Manual key too high Overtemperature Auto reset NOTE DI The heat sink overtemperature protection E04 is activated when the heat sink temperature P008 reaches 103ºC E05 P156 set too low for the motor that is being used Overload Motor is under an actual overload condition at output Ixt Function E06 Wiring at DI1 to DI4 inputs is open not connected to External Error GND p...

Page 80: ...tall 1 Reduce the motor load 2 Increase P169 or P136 P137 Motor speed Loose connections 1 Disable the inverter switch OFF the power supply and tighten all oscillates connections Defective speed 1 Replace the defective speed potentiometer potentiometer Variation of the external 1 Identify the cause of the variation analog reference Motor speed Programming error 1 Check if the contents of P133 minim...

Page 81: ...itching OFF the inverter high voltages may be present Wait 10 minutes to allow complete discharge of the power capacitors Always connect the equipment frame to a suitable ground PE point ATTENTION Electronic boards have components sensitive to electrostatic discharges Never touch the components or connectors directly If this is unavoidable first touch the metallic frame or use a suitable ground st...

Page 82: ... all dust from ventilation openings by using a plastic brush or a soft cloth Remove dust accumulated on the heatsink fins and from the blower blades with compressed air b Electronic Boards RemoveAC power from the inverter and wait 10 minutes Disconnect the inverter cables ensuring that they are marked carefully to facilitate later reconnection Remove all dust from the printed circuit boards by usi...

Page 83: ...through power supply line This type of interference is minimized in the most cases by capacitive filters which are already installed inside the CFW 10 However when inverters are installed in residential areas the installation of additional filter may be required These filters may be installed internally on some types or externally As defined in standards the Class B filter has more attenuation cap...

Page 84: ... input current drained from the power supply line of inverters is a non sinusoidal waveform and contains harmonics of the fundamental frequency frequency of the power supply 60Hz or 50Hz These harmonic currents circulate through the power supply line and cause harmonic voltage drops which distort the power supply voltage of the inverter and other loads connected to this line These harmonic current...

Page 85: ...shows the line reactor connection to the input Use the following equation to calculate the value of the line reactor necessary to obtain the desired percentage of the voltage drop where Δ V desired line voltage drop in percentage Ve phase voltage at inverter input line voltage given in Volts V Is nom output inverter rated current refer to Chapter 9 f line frequency L 1592 Δ V Ve μH f Ie nom LINE L...

Page 86: ...iterion we recommend to add a line reactor always the transformer that supplies the inverter has rated output higher than indicated in table below Inverter Model 1 6A and 2 6A 200 240V 4A 200 240V 1 6A 2 6A and 4 0A 110 127V 7 3A 220 240V Power of the Transformer kVA 30 x rated apparent power of the inverter kVA 6 x rated apparent power of the inverter kVA 6 x rated apparent power of the inverter ...

Page 87: ...to have higher braking torques the rheostatic braking is applied When using the rheostatic braking the additional regenerated energy is dissipated in an external resistor The braking resistor power is a function of the deceleration time the load inertia and the resistive torque Use WIRE or RIBBON resistors in ceramic case with appropriated insulation voltage to withstand a high instantaneous power...

Page 88: ...ry of the inverter as well as the braking resistor may be damaged if they are not properly sized and or if the input power supply exceeds the maximum admissible value In this case the only guaranteed method to avoid burning the resistor and to eliminate the risk of fire is the installation of a thermal overload relay in series with the resistor and or the installation of a thermostat on the resist...

Page 89: ...Frequency kHz Max Motor Power cv 4 5 Dynamic Braking Watt Losses W Dimensions Height x Width x Depth RheostaticBraking 1 6 110 127 0 6 1 6 2 4 7 1 10 0 25HP 0 18kW 40 2 6 110 127 1 0 2 6 3 9 11 5 10 0 5HP 0 37kW 45 9 1 1 Power Supply 200 240V 132 x 95 x 121 mm Model Current A Voltage V Power kVA 1 RatedOutputCurrent A 2 Max Output Current A 3 PowerSupply RatedInputCurrent A SwitchingFrequency kHz ...

Page 90: ...in the description of the parameter P297 refer to chapter 6 3 Maximum Current Inverter supports an overload of 50 maximum output current 1 5 x the rated output current during 1 minute for each 10 minutes of operation For higher switching frequencies 10kHz to 15kHz consider the values shown at the description of the parameter P297 refer to chapter 6 4 Theindicatedmotorpowerratingsareonlyorientative...

Page 91: ...ys start stop increment decrement and Programming LEDs display 3 digits with 7 segments LEDs for Parameter and its Contecnt Indication It permits access alteration of all parameters Display accuracy current 10 of the rated current Voltage resolution 1 V frequency resolution 0 1Hz For all models Inverters and semicondutors Power Conversion Equipment Electronic equipment for use in power installatio...

Page 92: ...ndicated on the product nameplate 3 0 In case the inverter fails to function or operate incorrectly during the warranty time the warranty services will be carried out at WEG discretion at its Authorized Repair Shops 4 0 The failed product must be available to the supplier for a required period to detect the cause of the failure and to make the corresponding repairs 5 0 WEG Automação or its Authori...

Page 93: ...uences 9 0 This warranty does not cover parts or components that are considered consumer goods such as rubber or plastic parts incandescent bulbs fuses etc 10 0 Thiswarrantywillbecancelledautomatically independently of any previous written notice or not when the purchaser without previous written authorization by WEG makes or authorized third parties to make any changes or repair on the product or...

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