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WEG CFW-11 User Manual

Frequency inverter
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Frequency Inverter
CFW-11
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  • Page 1 Motors | Automation | Energy | Transmission & Distribution | Coatings Frequency Inverter CFW-11 User's Manual...
  • Page 2 FREQUENCY INVERTER MANUAL Series: CFW-11 Language: English Document: 10000063093 / 06 Models: 6...105 A / 200...240 V 3,6...88 A / 380...480 V 07/2016...
  • Page 3 Summary of Revisions Versión Revision Description First edition General revision Setting in Table 3.6 on page 3-30 General revision General revision It was added: Section 3.3 SAFETY STOP FUNCTION on page 3-35 Modifications of Slot 4 and Slot 5 New accessory models Additional information on the HMI New models of recommended fuses General revision...

  • Page 4: Table Of Contents

    2.1 ABOUT THE MANUAL ................. 2-1 2.2 TERMS AND DEFINITIONS ................2-2 2.3 ABOUT THE CFW-11 ................... 2-5 2.4 IDENTIFICATION LABELS FOR THE CFW-11 ..........2-8 2.5 RECEIVING AND STORAGE ............... 2-10 3 INSTALLATION AND CONNECTION ..........3-1 3.1 MECHANICAL INSTALLATION ..............3-1 3.1.1 Installation Environment ..............
  • Page 5 Index 3.4 INSTALLATION ACCORDING TO THE EUROPEAN DIRECTIVE OF ELECTROMAGNETIC COMPATIBILITY ............. 3-43 3.4.1 Conformal Installation ..............3-43 3.4.2 Standard Definitions ................ 3-44 3.4.3 Emission and Immunity Levels ............3-45 4 HMI ....................4-1 4.1 INTEGRAL KEYPAD - HMI-CFW11 ............... 4-1 5 FIRST TIME POWER-UP AND START-UP ...........

  • Page 6: Safety Instructions

    Safety Instructions 1 SAFETY INSTRUCTIONS This manual provides information for the proper installation and operation of the CFW-11 frequency inverter. Only trained and qualified personnel should attempt to install, start-up, and troubleshoot this type of equipment. 1.1 SAFETY WARNINGS IN THE MANUAL...

  • Page 7: Preliminary Recommendations

    NOTE! For the purpose of this manual, qualified personnel are those trained and able to: 1. Install, ground, power-up, and operate the CFW-11 according to this manual and to the current legal safety procedures. 2. Use the protection equipment according to the established regulations.
  • Page 8 Safety Instructions Do not perform a withstand voltage test on any part of the inverter! If needed, please, consult WEG. NOTE! Frequency inverters may cause interference in other electronic devices. Follow the recommendations listed in Chapter 3 INSTALLATION AND CONNECTION on page 3-1, to minimize these effects.
  • Page 9 Safety Instructions 1-4 | CFW-11...

  • Page 10: General Instructions

    CFW-11 frequency inverter series. It is also possible to operate the CFW-11 in the following control modes: V V W, Sensorless Vector and Vector with Encoder. For further details on the inverter operation with other control modes, refer to the programming manual.

  • Page 11: Terms And Definitions

    Switching Frequency: Frequency of the IGBTs switching in the inverter bridge, normally expressed in kHz. Heatsink: metal device designed to dissipate the heat generated by the power semiconductors. PE: Protective Earth. MOV: Metal Oxide Varistor. RFI Filter: Radio-Frequency Interference Filter for interference reduction in the radio-frequency range. 2-2 | CFW-11...
  • Page 12 STO: Safe Torque Off; functional safety function available as an option in CFW-11 inverter series. When STO function is enabled the inverter guarantees that there is no movement of the motor shaft. It's also called safety stop function in CFW-11 documentation.
  • Page 13 = 0.001 Ampère. min: minute. mm: millimeter. ms: millisecond = 0.001 seconds. Nm: newton meter; unit of torque. rms: "root mean square"; effective value. rpm: revolutions per minute; unit of speed. s: second. V: volts. Ω: ohms. 2-4 | CFW-11...

  • Page 14: About The Cfw-11

    General Instructions 2.3 ABOUT THE CFW-11 The CFW-11 frequency inverter is a high performance product designed for speed and torque control of three-phase induction motors. The main characteristic of this product is the "Vectrue" technology, which has the following advantages: Scalar control (V/f), V V W ("Voltage Vector WEG") or vector control programmable in the same product.
  • Page 15 32 bits (AI1 and AI2) "RISC" COMM 2 (anybus) (Slot 4 ) FLASH Analog outputs memory (AO1 and AO2) module MMF-03 Digital outputs DO1 (RL1) to DO3 (RL3) Figure 2.1 - Block diagram for the CFW-11 2-6 | CFW-11...
  • Page 16 E - COMM 2 module (anybus) F - option board/accessory module G - FLASH memory module MMF-03 H - front cover I - HMI Figure 2.2 - Main components of the CFW-11 USB Connector USB LED Off: no USB connection On/Flashing: USB communication is active...

  • Page 17: Identification Labels For The Cfw-11

    2.4 IDENTIFICATION LABELS FOR THE CFW-11 There are two nameplates on the CFW-11: one complete nameplate is affixed to the side of the inverter and a simplified one is located under the keypad. The nameplate under the keypad allows the identification of the most important characteristics of the inverter even if they are mounted side-by-side.
  • Page 18 General Instructions CFW-11 | 2-9...

  • Page 19: Receiving And Storage

    Report any damage immediately to the carrier that delivered your CFW-11 inverter. If the CFW-11 is not installed soon, store it in a clean and dry location (temperature between -25 °C and 60 °C (-13 °F and 140 °F), with a cover to prevent dust accumulation inside it.

  • Page 20: Installation And Connection

    Current derating according to the ambient temperature: CFW-11 inverters with degree of protection IP2X or Nema1: from 50 ºC to 60 ºC (122 °F to 140 °F) - current derating of 2 % for each degree Celsius above 50 ºC (122 °F).

  • Page 21: Mounting Considerations

    3-4) and provide an air deflecting plate so that the heat rising up from the bottom inverter does not affect the top inverter. ATTENTION! Provide conduit for physical separation of the signal, control, and power conductors (refer to Section 3.2 ELECTRICAL INSTALLATION on page 3-9). 3-2 | CFW-11...
  • Page 22 Tolerances for dimensions d3 and e3: +1.0 mm (+0.039 in). Tolerances for remaining dimensions: ±1.0 mm (±0.039 in). (*) Recommended torque for the inverter mounting (valid for c2 and c3). Figure 3.1 - (a) to (c) - Mechanical installation details CFW-11 | 3-3...
  • Page 23 (a) Minimum side clearance requirements (b) Frame sizes A, B, and C: side-by-side mounting without clearance required between inverters if top cover is removed Figure 3.3 - (a) and (b) - Minimum side clearance requirements for inverter ventilation 3-4 | CFW-11...

  • Page 24: Cabinet Mounting

    Example: silicone gasket. Mounting surface opening dimensions and position/diameter of the mounting holes, as shown in Figure 3.1 on page 3-3. Table 3.1 - Cooling air flow Frame Size /min CFW-11 | 3-5...

  • Page 25: Access To The Control And Power Terminal Strips

    3.1.4 Access to the Control and Power Terminal Strips On CFW-11 inverters of frame sizes A, B and C with degree of protection IP2X and Nema1 and on all the CFW-11 inverters with degree of protection IP55, it is necessary to remove the HMI and the front cover to access the control and power terminals.
  • Page 26 Note: The tightening sequence for mounting the front cover is: 1-2-3-4-5-6. Torque: 2.5 Nm. (b.2) Frame size D (b) Models CFW-11 with degree of protection IP55 Figure 3.5 - (a) and (b) - Removal of HMI and front cover CFW-11 | 3-7...
  • Page 27 Figure 3.6 on page 3-8). In order to access the power connectors, remove the lower front cover (see Figure 3.7 on page 3-8). Figure 3.6 - HMI and control rack cover removal Figure 3.7 - Bottom front cover removal 3-8 | CFW-11...

  • Page 28: Hmi Installation At The Cabinet Door Or Command Panel (Remote Hmi)

    Vérifiez que l'alimentation secteur CA est débranchée avant de commencer l'installation. ATTENTION! The short-circuit protection of the inverter does not provide short-circuit protection for the feeder circuit. The short-circuit protection of the feeder circuit must be provided in accordance with applicable local regulations. CFW-11 | 3-9...

  • Page 29: Identification Of The Power And Grounding Terminals

    R/L1, S/L2, T/L3: AC power supply. DC-: this is the negative potential terminal in the DC Link circuit. BR: braking resistor connection. DC+: this is the positive potential terminal in the DC Link circuit. U/T1, V/T2, W/T3: motor connection. 3-10 | CFW-11...
  • Page 30 (c) Frame sizes B and C with switch-disconnector (inverters with degree of protection IP55) DC- BR DC+ U/T1 V/T2 W/T3 R/L1 S/L2 T/L3 (d) Frame size D with switch-disconnector (inverters with degree of protection IP55) Figure 3.9 - (a) to (d) - Power terminals CFW-11 | 3-11...

  • Page 31: Power/Grounding Wiring And Fuses

    Sensitive equipment such as PLCs, temperature controllers, and thermal couples shall be kept at a minimum distance of 0.25 m (9.84 in) from the frequency inverter and from the cables that connect the inverter to the motor. 3-12 | CFW-11...
  • Page 32 (U/T1, V/T2, or W/T3). - Check all the connections before powering up the inverter. - In case of replacing an existing inverter by a CFW-11, check if the installation and wiring is according to the instructions listed in this manual.
  • Page 33 DC+ - DC- CFW110028T2 1000 FNH00-50K-A Ring 1.7 (15.0) (PE) (phillips) tongue R/L1 - S/L2 - T/L3 - U/T1 - V/T2 - W/T3 1.2 (10.8) (pozidriv) terminal DC+ - DC- CFW110033T2 1000 FNH00-63K-A Ring 1.7 (15.0) (PE) (phillips) tongue 3-14 | CFW-11...
  • Page 34 DC+ - DC- CFW110024T4 FNH00-40K-A Ring 1.7 (15.0) (PE) (phillips) tongue R/L1 - S/L2 - T/L3 - U/T1 - V/T2 - W/T3 1.2 (10.8) (pozidriv) terminal DC+ - DC- CFW110031T4 1250 FNH00-50K-A Ring 1.7 (15.0) (PE) (phillips) tongue CFW-11 | 3-15...

  • Page 35: Power Connections

    (2) There are plastic covers in front of the DC-, DC+ and BR terminals at the frame size C. It is necessary to break off those covers in order to get access to these terminals. 3.2.3 Power Connections W PE Shielding Power Fuses Disconnect Supply Switch Figure 3.11 - Power and grounding connections 3-16 | CFW-11...

  • Page 36: Input Connections

    The input power supply voltage shall be compatible with the inverter rated voltage. NOTE! Power factor correction capacitors are not needed at the inverter input (R, S, T) and shall not be installed at the output of the inverter (U, V, W). CFW-11 | 3-17...

  • Page 37: Power Supply Capacity

    80 A 80 A 203 x 762 x 610 mm (8 x 30 x 24 in) CFW11 0088 T 4 100 A 100 A (*) In the indicated models use semiconductor fuses instead of class J fuses. 3-18 | CFW-11...

  • Page 38: Networks

    The CFW-11 inverter series, except the models with internal RFI filters – CFW11XXXXXXOFA, can be normally used in IT networks. If the available model is equipped with an internal filter, remove the two grounding screws from the filter capacitors as presented in Figure 3.12 on page...
  • Page 39 C with degree of protection IP55 protection IP55 (frame size B) (g) Frame size D IP55 Figure 3.12 - (a) to (g) - Grounding screws of the filter capacitors - valid for models with internal RFI filters 3-20 | CFW-11...

  • Page 40: Dynamic Braking

    For critical applications with very short deceleration times and high inertia loads (ex.: centrifuges) or short duration cycles, consult WEG for the adequate sizing of the braking resistor. CFW-11 | 3-21...

  • Page 41: Installation Of The Braking Resistor

    If the braking resistor is installed inside the inverter cabinet, consider its additional dissipated energy when sizing the cabinet ventilation. Set parameter P0154 with the resistor value in ohms and parameter P0155 with the maximum resistor power in kW. 3-22 | CFW-11...
  • Page 42 Figure 3.13 on page 3-23. CFW-11 Contactor Power supply Thermal relay Control power supply Thermostat Braking resistor Figure 3.13 - Braking resistor connection NOTE! DC current flows through the thermal relay bimetal strip during braking. CFW-11 | 3-23...

  • Page 43: Output Connections

    ATTENTION! The motor overload protection available in the CFW-11 is in accordance with the IEC60947-4-2 and UL508C standards, note the following information: Trip current equal to 1.25 times the motor rated current (P0401) adjusted in the oriented start-up menu.
  • Page 44 EMC protection. (6) Shielding conductivity at high-frequencies shall be at least 10 % of the power cables conductivity. Figure 3.14 - (a) and (b) - Motor connection cables recommended by IEC 60034-25 CFW-11 | 3-25...

  • Page 45: Grounding Connections

    Installation and Connection Connection of the motor cable shield to ground The CFW-11 inverter series has some accessories that make the connection of the motor cable shield to the ground easier, resulting in a low impedance connection for high-frequencies. There is an option accessory for frame sizes A, B, and C with degree of protection IP2X named "Kit for power cables shielding –...
  • Page 46 Table 3.2 à la page 3-14, depuis le courant de fuite est supérieure à 3,5 mA AC. CFW-11 nº1 CFW-11 nº2 CFW-11 nºN CFW-11 nº1 CFW-11 nº2 Internal cabinet ground bus bar Figure 3.16 - Grounding connections with multiple inverters CFW-11 | 3-27...

  • Page 47: Control Connections

    C - Common - Speed > P0288 NO - Normally open contact Digital output #3 DO3 (RL3): N* > N - Speed reference > P0288 (a) Signals at connector XC1 - Digital inputs working as 'Active High' 3-28 | CFW-11...
  • Page 48 NO - Normally open contact Digital output #3 DO3 (RL3): N* > N - Speed reference > P0288 (b) Signals at connector XC1 - Digital inputs working as 'Active Low' Figure 3.17 - (a) and (b) - Signals at connector XC1 CFW-11 | 3-29...
  • Page 49 Table 3.7 on page 3-31. If control wiring must cross other cables (power cables for instance), make it cross perpendicular to the wiring and provide a minimum separation of 5 cm (1.9 in) at the crossing point. 3-30 | CFW-11...
  • Page 50 (with DC power supply) shall be connected in parallel to the coils of these devices. 6. On inverters of frame size D IP2X/Nema1, a shield kit is supplied for better organization of the cables of the communication network. For further information, refer to the installation data sheet supplied with the kit. CFW-11 | 3-31...

  • Page 51: Typical Control Connections

    Connector XC1 + REF ≥5 kΩ AI1+ AI1- - REF AI2+ AI2- AGND (24 V) AGND (24 V) DGND * 24 Vdc Start/Stop Forward/Reverse (FWD/REV) (RL1) (RL2) (RL3) Figure 3.21 - XC1 wiring for control connection #2 3-32 | CFW-11...
  • Page 52 + REF AI1+ AI1- - REF AI2+ AI2- AGND (24 V) AGND (24 V) DGND * 24 Vdc Forward/Reverse S3 (FWD/REV) Start S1 Stop S2 (RL1) (RL2) (RL3) Figure 3.22 - XC1 wiring for control connection #3 CFW-11 | 3-33...
  • Page 53 The speed reference can be provided by any source (as in control connection #3). Connector XC1 + REF AI1+ AI1- - REF AI2+ AI2- AGND (24 V) AGND (24 V) DGND * 24 Vdc Stop/Forward S1 Stop/Reverse S2 (RL1) (RL2) (RL3) Figure 3.23 - XC1 wiring for control connection #4 3-34 | CFW-11...
  • Page 54 XC25:3 Note: V1 = inverter internal voltage. Figure 3.24 - Basic block diagram of Safety Stop function available in CFW-11 inverter series DANGER! The activation of the Safety Stop function does not guarantee electrical safety of the motor terminals (they are not isolated from the power supply in this condition).
  • Page 55 When inverter a nd its Safety Stop function is correctly used and with other safety components, it’s possible to fulfill the requirements of standard ISO 13849-1, Category 3 (machine safety) and IEC/EN 61508, SIL2 (safety control/signaling applied to processes and systems). 3-36 | CFW-11...
  • Page 56 Installation and Connection XC25 XC25 (a) Inverters CFW-11 frame size A (b) Inverters CFW-11 frame sizes B and C - with IP2X degree of protection or Nema1 XC25 (c) Inverter CFW-11 frame size D - with degree of protection IP2X/Nema1 and all CFW-11 Inverters with degree of protection IP55 Figure 3.25 - (a) to (c) - SRBXX board connections (Safety Stop function)
  • Page 57 Use shielded cables connected to ground only on inverter side. Use the provided metallic pieces as shown Figure 3.20 on page 3-31. Run the cables separated from the remaining circuits (power, 110 V / 220 Vac control, etc.). 3-38 | CFW-11...

  • Page 58: Safety Stop Function

    (state of the inverter = STO), if the inverter is or not on a fault state and more specifically if the inverter was tripped by F160 fault (Safety Stop function fault). For that use the parameters P0275 (DO1), P0276 (DO2), P0277 (DO3), P0278 (DO4) and P0279 (DO5) according to Table 3.12 on page 3-40. CFW-11 | 3-39...

  • Page 59: Periodic Test

    If during testing the power supply to the motor is not switched off, safety integrity is no longer assured for the Safety Stop function. The drive must therefore be replaced to ensure the operational safety of the machine or of the system process. 3-40 | CFW-11...

  • Page 60: Examples Of Wiring Diagrams Of Inverter Control Signal

    Figure 3.26 - (a) and (b) - Inverter control wiring examples (XC1 and XC25 terminals) to realize STO (or SS0, i.e., stop category 0) and SS1 (stop category 1) safety functions according to IEC/EN 61800-5-2 and IEC/EN 60204-1 standards - DI1 and DI2 inputs set as 3-wire Start/Stop commands CFW-11 | 3-41...

  • Page 61: Technical Specifications

    IEC/EN 60204-1 standards) Maximum switching delay between contacts: 100 ms refer to Figure 3.26 on page Example Type/manufacturer: WEG/ Instrutech CPt-D 3-41 3.3.4.2 Operational Safety Characteristics Protection Of the machine Safety Stop function which forces stopping and/or prevents the motor from restarting...

  • Page 62: Installation According To The European Directive Of Electromagnetic Compatibility

    These inverters, when properly installed, meet the requirements of the electromagnetic compatibility directive - "EMC Directive 2004/108/EC". The CFW-11 inverter series has been designed only for industrial applications. Therefore, the emission limits of harmonic currents defined by the standards EN 61000-3-2 and EN 61000-3-2/A 14.

  • Page 63: Standard Definitions

    Class A1: equipment intended for use in the low-voltage power supply network. Restricted distribution. Note: must be installed and commissioned by a professional when applied in the low-voltage power supply network. Class A2: equipment intended for use in industrial environments. 3-44 | CFW-11...

  • Page 64: Emission And Immunity Levels

    Motor cables, control cables, and remote keypad cables Surge immunity IEC 61000-4-5 1.2/50 μs, 8/20 μs (2014) 1 kV line-to-line coupling 2 kV line-to-ground coupling Radio-frequency electromagnetic field IEC 61000-4-3 80 MHz to 1000 GHz (2010) 10 V/m 80 % AM (1 kHz) CFW-11 | 3-45...
  • Page 65 (2) It's possible to use larger motor cables, but in this case it's required a specific test. (3) Standard cabinet without additional EMC measures. It's possible to meet category C1 radiated emission levels, adding EMC accessories in the cabinet. In this case it's required to perform specific test to check the emission levels. 3-46 | CFW-11...
  • Page 66 RFI filter to be used. For further information contact EPCOS. (2) The output filter is of the sinusoidal type, i.e., the motor voltage waveform is approximately sinusoidal, not pulsed as in the aplications without this filter. CFW-11 | 3-47...
  • Page 67 Installation and Connection 3-48 | CFW-11...

  • Page 68: Hmi

    4.1 INTEGRAL KEYPAD - HMI-CFW11 The integral keypad can be used to operate and program (view/edit all parameters) of the CFW-11 inverter. The inverter keypad navigation is similar to the one used in cell phones and the parameters can be accessed in numerical order or through groups (Menu).
  • Page 69 HMI without the battery at the left side help of a screwdriver positioned in the right side Press the battery for its insertion Put the cover back and rotate it clockwise Figure 4.2 - HMI battery replacement 4-2 | CFW-11...
  • Page 70 By properly setting specific inverter parameters, other variables can be displayed in the monitoring mode or the value of a parameter can be displayed using bar graphs or with larger characters as presented in Figure 4.3 on page 4-4. CFW-11 | 4-3...
  • Page 71 Table 4.1 on page 4-5. The number and name of the groups may change depending on the firmware version used. For further details on the existent groups for the firmware version used, please refer to the programming manual. 4-4 | CFW-11...
  • Page 72 112 CANopen/DeviceNet 113 Serial RS232/485 114 Anybus 115 Profibus DP SoftPLC Trace Function ORIENTED START-UP CHANGED PARAMETERS BASIC APPLICATION SELF-TUNING BACKUP PARAMETERS I/O CONFIGURATION Analog Inputs Analog Outputs Digital Inputs Digital Outputs FAULT HISTORY READ ONLY PARAMS. CFW-11 | 4-5...
  • Page 73 Keypad and Display 4-6 | CFW-11...

  • Page 74: First Time Power-Up And Start-Up

    NOTE! For a detailed description of the V V W or Vector control modes and for other available functions, please refer to the CFW-11 programming manual. ATTENTION! Firmware version V5.00 or higher CANNOT be used on inverters with control board revision prior to "D".

  • Page 75: Start-Up

    The start-up procedure for the V/f is described in three simple steps by using the Oriented Start-up routine and the Basic Application group. Steps: 1. Set the password for parameter modification. 2. Execute the Oriented Start-up routine. 3. Set the parameters of the Basic Application group. 5-2 | CFW-11...

  • Page 76: Password Setting In P0000

    In order to enter into the Oriented Start-up routine, follow the steps presented in Figure 5.2 on page 5-5, first modifying parameter P0317 to 1 and then, setting all remaining parameters as they are prompted in the display. CFW-11 | 5-3...
  • Page 77 P0202=0 (V/f affect P0151, P0153, 60 Hz) or P0202=1 (V/f P0185, P0321, P0322, 50 Hz). For other options P0323, and P0400 (Adjustable V/f, V V W, or Vector modes), please refer to the programming manual 5-4 | CFW-11...

  • Page 78: Setting Basic Application Parameters

    There is also a group of read only parameters that shows the value of the most important inverter variables such as voltage, current, etc. The main parameters comprised in this group are listed in Table 5.2 on page 5-8. For further details, please refer to the CFW-11 programming manual. CFW-11 | 5-5...
  • Page 79 When finished, press "Return" (left soft key) - The display returns to the Ready 0rpm Monitoring Mode and the inverter is ready to run 15:45 Menu Figure 5.3 - Setting parameters of the basic a pplication group 5-6 | CFW-11...
  • Page 80 (deceleration) anymore. When the motor current reaches a value below the programmed in P0135, the motor speed is again increased or decreased - Other options for the current limitation are available. Refer to the CFW-11 programming manual Motor current Motor current P0135...
  • Page 81 Time Powered 0 to 65535h P0043 Time Enabled 0.0 to 6553.5h P0044 kWh Output Energy 0 to 65535 kWh P0045 Fan Enabled Time 0 to 65535h P0048 Present Alarm 0 to 999 P0049 Present Fault 0 to 999 5-8 | CFW-11...

  • Page 82: Setting Date And Time

    Ready 0rpm 00 ALL PARAMETERS 01 PARAMETER GROUPS 02 ORIENTED START-UP 03 CHANGED PARAMETERS Return 18:11 Select - The display is back to the Ready 0rpm monitoring mode 18:11 Menu Figure 5.4 - Setting date and time CFW-11 | 5-9...

  • Page 83: Blocking Parameters Modification

    4. Choose "Open" and the files stored in the PC will be displayed. 5. Select the file. 6. Use the command "Write Parameters to the Drive". - All parameters are now transferred to the inverter. For further information on SuperDrive G2 software, please refer SuperDrive manual. 5-10 | CFW-11...

  • Page 84: Flash Memory Module

    Whenever the inverter is powered up, this program is transferred to the RAM memory located in the inverter control board and executed. Refer to the CFW-11 programming manual and to SoftPLC manual for further details. ATTENTION! Before installing or removing the FLASH memory module, disconnect the inverter power supply and wait for the complete discharge of the capacitors.
  • Page 85 First Time Power-Up and Start-Up 5-12 | CFW-11...

  • Page 86: Troubleshooting And Maintenance

    Removing the power supply and reapplying it (power-on reset). Pressing the operator key (manual reset). Through the "Reset" soft key. Automatically by setting P0206 (auto-reset). Through a digital input: DIx = 20 (P0263 to P0270). CFW-11 | 6-1...

  • Page 87: Faults, Alarms, And Possible Causes

    This protection is available only for frame size D models. F034 Desaturation of IGBT occured in power module V. Short-circuit between motor phases V and U or V and W. Power Module V Fault Note: This protection is available only for frame size D models. 6-2 | CFW-11...
  • Page 88 Loose connection or broken wiring between the motor and Motor Current Note: inverter connection. Imbalance It may be disabled by setting P0342 = 0. Vector control with wrong orientation. Vector control with encoder, encoder wiring or encoder motor connection inverted. CFW-11 | 6-3...
  • Page 89 Alarm that indicates an access error to the Defective, unrecognized, or improperly installed Anybus-CC Anybus Access Error Anybus-CC communication module. module. Conflict with a WEG option board. A133 Alarm indicating that the power supply was not Broken or loose cable. CAN Not Powered connected to the CAN controller.
  • Page 90 No motor connected or the motor connected to the inverter Pulse Feedback Fault output is too small. Possible defect on the internal circuits of the inverter. Possible solutions: Reset inverter and try again. Set P0356 = 0 and try again. CFW-11 | 6-5...
  • Page 91 Refer to the CANopen communication manual and/or the DeviceNet communication manual. CAN Bus Power Failure F234 Bus Off F235 Refer to the CANopen communication manual. CANopen Communication Error F236 Refer to the DeviceNet communication manual. Master Idle F237 DeviceNet Connect Timeout 6-6 | CFW-11...
  • Page 92 (2) With IOE-01 (02 or 03) modules connected into the slot 1 (XC41). (3) With a Profibus DB module connected into the slot 3 (XC43). (4) All the models with SoftPLC applicative. NOTE! The range from P0750 to P0799 is destined to the SoftPLC applicative user faults and alarms. CFW-11 | 6-7...

  • Page 93: Solutions For The Most Frequent Problems

    For technical support and servicing, it is important to have the following information in hand: Inverter model. Serial number, manufacturing date, and hardware revision that are listed in the product nameplate (refer to Section 2.4 IDENTIFICATION LABELS FOR THE CFW-11 on page 2-8). Installed software version (check parameter P0023). Application data and inverter settings.

  • Page 94: Preventive Maintenance

    "Reforming" (refer to Section 2.4 IDENTIFICATION least one hour. Then, disconnect the power supply and wait LABELS FOR THE CFW-11 on page at least 24 hours before using the inverter (reapply power) 2-8) Inverter is being used: Every 10 years...

  • Page 95: Cleaning Instructions

    Remove the dust from the electronic board by using an anti-static brush or an ion air gun (Charges Burtes Ion Gun - reference A6030-6DESCO). If needed, remove the boards from the inverter. Always wear a ground strap. 6-10 | CFW-11...
  • Page 96 Troubleshooting and Maintenance Fan removal Cable disconnection Releasing the latches of the fan cover Figure 6.1 - Removing the heatsink fan Cable connection Fan fitting Figure 6.2 - Fan installation CFW-11 | 6-11...
  • Page 97 Troubleshooting and Maintenance 6-12 | CFW-11...

  • Page 98: Option Kits And Accessories

    For the proper operation of the RFI filter, please follow the instructions listed in Section 3.4 INSTALLATION ACCORDING TO THE EUROPEAN DIRECTIVE OF ELECTROMAGNETIC COMPATIBILITY on page 3-43. This chapter also provides information on the compliance of these standards, such as the maximum motor cable length. CFW-11 | 7-1...

  • Page 99: Vdc External Control Power Supply

    AI1+ AI1- - REF AI2+ AI2- AGND (24 V) AGND (24 V) DGND * 24 Vdc ±10 % @1.5 A 24 Vdc (RL1) (RL2) (RL3) Figure 7.1 - Connection terminals and 24 Vdc external power supply rating 7-2 | CFW-11...

  • Page 100: Nema1 Degree Protection - Frame Sizes A, B And C

    ATTENTION! Only one module can be fitted at once in each slot (1, 2, 3, 4, or 5). CFW-11 | 7-3...
  • Page 101 IOB module: 2 isolated analog inputs (voltage/current); 2 digital inputs; FA-- ---- 2 isolated analog outputs (voltage/current) (the programming of the outputs is identical as in the standard CFW-11); 2 open-collector digital outputs 11126674 IOC-01 IOC module with 8 digital inputs and 4 relay outputs (use with SoftPLC)

  • Page 102: Technical Specifications

    Technical Specifications 8 TECHNICAL SPECIFICATIONS This chapter describes the technical specifications (electric and mechanical) of CFW-11 models. 8.1 POWER DATA Power supply: Voltage tolerance: -15 % to +10 % of the nominal voltage. Frequency: 50/60 Hz (48 Hz to 62 Hz).
  • Page 103 Technical Specifications Table 8.1 - Technical specification for the CFW-11 series 24 Vdc External Control Power Supply Safety Stop RFI Filter Supressor Degree of Protection of Cabinet IP55 IP2X/ Nema1 Dynamic Braking Built-in Built-in -10 ... 50 °C (14...122 °F) for inverters with degree of -10 ...
  • Page 104 Technical Specifications Table 8.2 - Specification for the CFW-11 series with a carrier frequency of 10 kHz (important: only valid for inverters with degree of protection IP2X/Nema1) Rated Input Current [Arms] Maximum Motor [CV/kW] Rated Output Current [Arms] Rated Input...
  • Page 105 - if P0350 = 0 or 1. (4) The motor outputs are only reference values for WEG 4-pole motors of 220 V or 440 V. The correct sizing of the VSD must be done according to the rated current of the motors used.
  • Page 106 Figure 8.1 - (a) and (b) - Overload curves for the IGBTs NOTE! Depending on the inverter usage conditions (surrounding air temperature, output frequency, possibility or not of reducing the carrier frequency, etc.), the maximum time for operation of the inverter with overload may be reduced. CFW-11 | 8-5...

  • Page 107: Electrical/General Specifications

    9 operator keys: Start/Stop, Up Arrow, Down Arrow, Direction of Rotation, Jog, Local/Remote, Right Keypad Keypad Soft Key and Left Soft Key (HMI) Graphical LCD display View/edition of parameters Indication accuracy: - current: 5 % of the rated current - speed resolution: 1 rpm Possibility of remote mounting 8-6 | CFW-11...

  • Page 108: Codes And Standards

    On the new window, the certificate number must be entered on the "Certificate Number" field: 15-RJ2890495. Click on "Search". Functional Safety STO Funtion, with certificate issued by TÜV Rheinland. (*) For updated information on certifications, please contact WEG. CFW-11 | 8-7...

  • Page 109: Mechanical Data

    Technical Specifications 8.5 MECHANICAL DATA Frame Size A IP21 Figure 8.2 - Inverter dimensions - frame size A - mm [in] 8-8 | CFW-11...
  • Page 110 Technical Specifications Frame Size B IP21 Figure 8.3 - Inverter dimensions - frame size B - mm [in] CFW-11 | 8-9...
  • Page 111 Technical Specifications Frame Size C IP21 Figure 8.4 - Inverter dimensions - frame size C - mm [in] 8-10 | CFW-11...
  • Page 112 Technical Specifications Frame Size D IP20/Nema1 Figure 8.5 - Inverter dimensions - frame size D - mm [in] CFW-11 | 8-11...
  • Page 113 Technical Specifications Frame Size B IP55 Figure 8.6 - Inverter dimensions - frame size B - mm [in] 8-12 | CFW-11...
  • Page 114 Technical Specifications Frame Size C IP55 Figure 8.7 - Inverter dimensions - frame size C - mm [in] CFW-11 | 8-13...
  • Page 115 Technical Specifications Frame Size D IP55 Figure 8.8 - Inverter dimensions - frame size D - mm [in] 8-14 | CFW-11...

  • Page 116: Conduit Kit

    - Weight of the conduit kit for frame size C: 0.9/2.0 kg/lb (c) Frame size C with the conduit kit KN1C-01 Figure 8.9 - (a) to (c) - Inverter dimensions with the conduit kit - mm [in] CFW-11 | 8-15...

  • Page 117: Conduit Kit Ip21

    Technical Specifications 8.7 CONDUIT KIT IP21 (a) Frame size A with CONDUIT KIT IP21 Figure 8.10 - Dimensions of the inverter with CONDUIT KIT IP21 - mm [in] 8-16 | CFW-11...

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