1. Manuals
  2. Brands
  3. Weq Manuals
  4. DC Drives
  5. 6 A
  6. User manual

Weq 6 A User Manual

Cfw-11 series frequency inverters
Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
User's Guide Frequency Inverter
Guía del Usuario Convertidor de Frecuencia
Manual do Usuário Inversor de Freqüência

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the 6 A and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Weq 6 A

Summary of Contents for Weq 6 A

  • Page 1 User's Guide Frequency Inverter Guía del Usuario Convertidor de Frecuencia Manual do Usuário Inversor de Freqüência...
  • Page 2 FREQUENCY INVERTER MANUAL Series: CFW-11 Language: English Document: 10000063093 / 02 Models: 6...105 A / 200...240 V 3,6...88 A / 380...480 V 02/2008...
  • Page 3 Summary of Revisions Revision Description Chapter First Edition General Revision...

  • Page 4: Table Of Contents

    Index CHAPTER Safety Instructions 1.1 Safety Warnings in the Manual.....................1-1 1.2 Safety Warnings in the Product .....................1-1 1.3 Preliminary Recommendations ....................1-2 CHAPTER 2 General Instructions 2.1 About the Manual ........................2-1 2.2 Terms and Definitions........................2-1 2.3 About the CFW-11 ........................2-4 2.4 Identification Labels for the CFW-11.....................2-7 2.5 Receiving and Storage ........................2-9 CHAPTER 3 Installation and Connection...
  • Page 5 Index CHAPTER 4 KEYPAD AND DISPLAY 4.1 Integral Keypad - HMI-CFW11 ....................4-1 4.2 Parameters Organization......................4-4 CHAPTER 5 First Time Power-Up and Start-Up 5.1 Prepare for Start-Up ........................5-1 5.2 Start-Up.............................5-2 5.2.1 Password Setting in P0000 ....................5-2 5.2.2 Oriented Start-up ......................5-3 5.2.3 Setting Basic Application Parameters ...................5-5 5.3 Setting Date and Time.........................5-8 5.4 Blocking Parameters Modification ....................5-8 5.5 How to Connect a PC .........................5-9...

  • Page 6: Safety Warnings In The Manual

    Safety Instructions 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 The following safety warnings are used in this manual: DANGER! Failure to follow the recommended procedures listed in this warning may result in death, serious...

  • Page 7: Preliminary Recommendations

    Safety Instructions 1.3 PRELIMINARY RECOMMENDATIONS DANGER! Only trained personnel, with proper qualifications, and familiar with the CFW-11 and associated machinery shall plan and implent the installation, starting, operation, and maintenance of this equipment. The personnel shall follow all the safety instructions described in this manual and/or defined by the local regulations.

  • Page 8: General Instructions

    General Instructions GENERAL INSTRUCTIONS 2.1 ABOUT THE MANUAL The purpose of this manual is to provide you with the basic information needed to install, start-up in the V/f control mode (scalar), and troubleshoot the most common problems of the 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.
  • Page 9 General Instructions DC Bus: Inverter intermediate circuit; DC voltage obtained from the rectification of the AC input voltage or from an external power supply; feeds the output inverter bridge with IGBTs. Power modules U, V, and W: Set of two IGBTs of the inverter output phases U, V, and W. IGBT: Insulated Gate Bipolar Transistor;...
  • Page 10 General Instructions Amp, A: Ampères. °C: celsius degree. AC: Alternated Current. DC: Direct Current. CFM: Cubic Feet per Minute; unit of flow. hp: Horse Power = 746 Watts (unit of power, used to indicate the mechanical power of electrical motors). Hz: hertz.

  • Page 11: 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, or vector control programmable in the same product;...
  • Page 12 General Instructions = DC bus connection = Braking resistor connection Pre- charge Mains Power Motor Supply Capacitor Inverter Rectifier Bank with IGBT transistors RFI Filter DC BUS Feedback: - voltage - current POWER CONTROL Control power supply and interfaces SuperDrive G2 Software between power and control WLP Software Accessories...
  • Page 13 General Instructions A – Mounting supports (for through the wall mounting) B – Heatsink C – Top cover D – Fan with mounting support E – COMM 2 module (anybus) F – Option board / accessory module G – FLASH memory module H –...

  • Page 14: Identification Labels For The Cfw-11

    General Instructions 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 15 General Instructions...

  • Page 16: Receiving And Storage

    General Instructions 2.5 RECEIVING AND STORAGE The CFW-11 is packaged and shipped in a cardboard box for models of frames A, B, and C. The bigger frame models are packaged and shipped in a wood crate. The same nameplate affixed to the CFW-11 inverter is affixed to the outside of the shipping container. Follow the instructions below to remove the CFW-11 models above frame C from the package: 1- Put the shipping container over a flat and stable area with the assistance of another two people;...
  • Page 17 General Instructions 2-10...

  • Page 18: Installation And Connection

    Installation and Connection INSTALLATION AND CONNECTION This chapter provides information on installing and wiring the CFW-11. The instructions and guidelines listed in this manual shall be followed to guarantee personnel and equipment safety, as well as the proper operation of the inverter. 3.1 MECHANICAL INSTALLATION 3.1.1 Installation Environment Avoid installing the inverter in an area with:...
  • Page 19 Installation and Connection ATTENTION! Provide conduit for physical separation of the signal, control, and power conductors (refer to item 3.2 - Electrical Installation). Air flow Air flow Max. 3 mm (0.12 in) Torque (*) Model (in) (in) (in) (in) (in) (in) (in) (in)
  • Page 20 Installation and Connection Model (in) (in) (in) Frame A (0.98) (0.98) (0.39) Frame B (1.57) (1.77) (0.39) Frame C (4.33) (5.12) (0.39) Frame D (4.33) (5.12) (0.39) Tolerance: ±1.0 mm (±0.039 in) Figure 3.2 - Minimum top, bottom, and front clearance requirements for air circulation * Dimensions in mm [in] Figure 3.3 - Minimum side clearance requirements for inverter ventilation...

  • Page 21: Cabinet Mounting

    Installation and Connection 3.1.3 Cabinet Mounting There are two possibilities for mounting the inverter: through the wall mounting or flange mounting (the heatsink is mounted outside the cabinet and the cooling air of the power module is kept outside the enclosure). The following information shall be considered in these cases: Through the wall mounting: Provide adequate exhaustion so that the internal cabinet temperature is kept within the allowable operating...

  • Page 22: Access To The Control And Power Terminal Strips

    Installation and Connection Figure 3.4 - Repositioning the mounting supports 3.1.4 Access to the Control and Power Terminal Strips At frame sizes A, B and C, it is necessary to remove the HMI and the front cover in order to get access to the control and power terminal strips.
  • Page 23 Installation and Connection At the frame size D inverters, it is necessary to remove the HMI and the control rack cover in order to get access to the control terminal strip (see figure 3.6). In order to get access to the power terminal strip, remove the bottom front cover (see figure 3.7).

  • Page 24: Electrical Installation

    Installation and Connection 3.2 ELECTRICAL INSTALLATION DANGER! The following information is merely a guide for proper installation. Comply with applicable local regulations for electrical installations. DANGER! Make sure the AC power supply is disconnected before starting the installation. 3.2.1 Identification of the Power and Grounding Terminals NOTE! Models CFW110006B2 and CFW110007B2 may operate with two phases only (single-phase power supply) without rated output current derating.

  • Page 25: Power / Grounding Wiring And Fuses

    Installation and Connection Grounding Grounding (b) Frame D Figure 3.9 - Grounding terminals 3.2.2 Power / Grounding Wiring and Fuses ATTENTION! Provide adequate terminals when flexible cables are used for the power and grounding connections. ATTENTION! Sensitive equipment such as PLCs, temperature controllers, and thermal couples shall be kept at a minimum distance of 0.25 m (0.82 ft) from the frequency inverter and from the cables that connect the inverter to the motor.
  • Page 26 Installation and Connection Table 3.2 Power terminal Wire size Fuse Fuse I Recommended Model Fuse [A] [A] IEC [A²s] @ Screw thread / Terminals torque Terminals (**) 25 ºC screw head type N.m (lbf.in) 2.5(1 ) M4/slotted and Pin terminal R/L1, S/L2, T/L3 Phillips head (*)/1.5(3 )
  • Page 27 Installation and Connection Power terminal Wire size Fuse Fuse I Recommended Model Fuse [A] [A] IEC [A²s] @ Screw thread / Terminals torque Terminals (**) 25 ºC screw head type N.m (lbf.in) R/L1, S/L2, T/L3, M5/Pozidriv head 2.7 (24.0) Pin terminal U/T1, V/T2, W/T3, DC+ , DC- CFW110045T2...
  • Page 28 Installation and Connection Power terminal Wire size Fuse Fuse I Recommended Model Fuse [A] [A] IEC [A²s] @ Screw thread / Terminals torque Terminals (**) 25 ºC screw head type N.m (lbf.in) R/L1, S/L2, T/L3, M5/Pozidriv head 2.7 (24.0) Pin terminal U/T1, V/T2, W/T3, DC+ , DC- CFW110038T4...

  • Page 29: Power Connections

    Installation and Connection 3.2.3 Power Connections PE W V U PE R S T U V W PE Shielding Disconnect Power Fuses Supply Switch Figure 3.10 3.2.3.1 Input Connections DANGER! Provide a disconnect device for the input power supply of the inverter. This device shall disconnect the input power supply for the inverter when needed (for instance, during servicing).
  • Page 30 Installation and Connection 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 3.11. Remove the keypad and the front cover to have access to these screws in frames A, B, and C.

  • Page 31: Dynamic Braking

    Installation and Connection 3.2.3.2 Dynamic Braking The braking torque that can be obtained from the frequency inverter without braking resistors varies from 10 % to 35 % of the motor rated torque. Braking resistors shall be used to obtain higher braking torques. In this case, the energy regenerated in excess is dissipated in a resistor mounted externally to the inverter.
  • Page 32 Installation and Connection Table 3.3 Maximum Dissipated Maximum Effective braking power (mean Power wire size braking braking Recommen- power (peak value) in (terminals DC+ and Inverter model current current ded resistor value) the braking effective resistor (P (AWG)] [kW] [kW] CFW11 0006 B 2 5.20 2.03...

  • Page 33: Installation Of The Braking Resistor

    Installation and Connection 3.2.3.2.2 Installation of the Braking Resistor Install the braking resistor between the power terminals DC+ and BR. Use twisted cable for the connection. Separate these cables from the signal and control cables. Size the cables according to the application, respecting the maximum and effective currents. If the braking resistor is installed inside the inverter cabinet, consider its additional dissipated energy when sizing the cabinet ventilation.

  • Page 34: Output Connections

    Installation and Connection 3.2.3.3 Output Connections ATTENTION! The inverter has an electronic motor overload protection that shall be adjusted according to the driven motor. When several motors are connected to the same inverter, install individual overload relays for each motor. ATTENTION! If a disconnect switch or a contactor is installed between the inverter and the motor, never operate them with a spinning motor or with voltage at the inverter output.
  • Page 35 Installation and Connection Notes: (1) SCu = copper or aluminum external shielding (2) AFe = steel or galvanized iron (3) PE = ground conductor (4) Cable shielding shall be grounded at both ends (inverter and motor). Use 360º connections for a low impedance to high-frequencies. Refer to figure 3.14.

  • Page 36: Grounding Connections

    Installation and Connection 3.2.4 Grounding Connections DANGER! Do not share the grounding wiring with other equipment that operate with high currents (ex.: high power motors, soldering machines, etc.). When installing several inverters, follow the procedures presented in figure 3.15 for the grounding connection. ATTENTION! The neutral conductor of the network shall be solidly grounded;...

  • Page 37: Control Connections

    Installation and Connection 3.2.5 Control Connections The control connections (analog inputs/outputs, digital inputs/outputs), shall be performed in connector XC1 of the CC11 control board. Functions and typical connections are presented in figures 3.16 a) and b). Connector XC1 Factory Default Function Specifications Positive reference for Output voltage:+5.4 V, ±5 %.
  • Page 38 Installation and Connection Connector XC1 Factory Default Function Specifications Positive reference for Output voltage:+5.4 V, ±5 %. +REF potentiometer Maximum output current: 2 mA Analog input #1: Differential AI1+ Speed reference (remote) Resolution: 12 bits Signal: 0 to 10 V (R AI1- Maximum voltage: ±30 V Negative reference for...
  • Page 39 Installation and Connection NOTE! Remove the jumper between XC1:11 and 12 and install it between XC1:12 and 13 to use the digital inputs as 'Active Low'. Slot 5 Slot 1 (white) Slot 2 (yellow) Slot 3 (green) Slot 4 Figure 3.17 The analog inputs and outputs are factory set to operate in the range from 0 to 10 V;...
  • Page 40 Installation and Connection Table 3.6 Inverter Rated Minimum Separation Cable Length Distance Output Current > 100 m (330 ft) > 30 m (100 ft) The adequate connection of the cable shield is shown in figure 3.18. Figure 3.19 shows how to connect the cable shield to the ground.

  • Page 41: Typical Control Connections

    Installation and Connection 3.2.6 Typical Control Connections Control connection #1 - Start/Stop function controlled from the keypad (Local Mode). With this control connection it is possible to run the inverter in local mode with the factory default settings. This operation mode is recommended for first-time users, since no additional control connections are required. For the start-up in this operation mode, please follow instructions listed in chapter 5.
  • Page 42 Installation and Connection Control connection #3 - 3 - Wire Start/Stop function. Enabling the Start/Stop function with 3 Wire control. Parameters to set: Set DI3 to START P0265=6 Set DI4 to STOP P0266=7 Set P0224=1 (DIx) for 3 wire control in Local mode. Set P0227=1 (DIx) for 3 wire control in Remote mode.
  • Page 43 Installation and Connection Control connection #4 - Forward/Reverse. Enabling the Forward/Reverse function. Parameters to set: Set DI3 to FORWARD P0265=4 Set DI4 to REVERSE P0266=5 When the Forward/Reverse function is set, it will be active either in Local or Remote mode. At the same time, the operator keys will remain always inactive (even if P0224=0 or P0227=0).

  • Page 44: Installation According To The European Directive Of Electromagnetic Compatibility

    Installation and Connection 3.3 INSTALLATION ACCORDING TO THE EUROPEAN DIRECTIVE OF ELECTROMAGNETIC COMPATIBILITY The inverters with the option FA (CFW11XXXXXXOFA) are equipped with an internal RFI filter to reduce the electromagnetic interference. These inverters, when properly installed, meet the requirements of the electromagnetic compatibility directive - “EMC Directive 89/336/EEC”...

  • Page 45: Standard Definitions

    Installation and Connection 3.3.2 Standard Definitions IEC/EN 61800-3: “Adjustable Speed Electrical Power Drives Systems” - Environment: First Environment: includes domestic premises. It also includes establishments directly connected without intermediate transformer to a low-voltage power supply network which supplies buildings used for domestic purposes.

  • Page 46: Emission And Immunity Levels

    Installation and Connection 3.3.3 Emission and Immunity Levels Table 3.7 - Emission and immunity levels EMC Phenomenon Basic Standard Level Emission: Mains Terminal Disturbance Voltage Frequency Range: 150 kHz to 30 MHz) It depends on the inverter model and on the motor cable IEC/EN61800-3 lenght.
  • Page 47 Installation and Connection Table 3.8 Without external RFI filter With external RFI filter Conducted emission Conducted emission Radiated Radiated emission - External - maximum motor - maximum motor Inverter model (with emission category RFI filter cable length cable length built-in RFI filter) part number Category Without...
  • Page 48 Installation and Connection Table 3.9 further information on conducted and radiated levels Conducted emission External RFI filters part number - maximum motor Radiated emission - category (manufacturer: EPCOS) cable length Inverter model (with built-in RFI filter) Without Inside a metallic Inverter input Inverter output Category C1...
  • Page 49 Installation and Connection 3-32...

  • Page 50: Integral Keypad - Hmi-Cfw11

    Keypad and Display KEYPAD AND DISPLAY This chapter describes: - The operator keys and their functions; - The indications on the display; - How parameters are organized. 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 51 Keypad and Display Battery: The keypad battery is used to keep the clock operating in the event of power interruption. The expected battery life is up to 10 years. To remove the battery, rotate and pull the cover located at the rear part of the keypad.
  • Page 52 Keypad and Display When power is applied to the inverter, the display automatically enters the monitoring mode. Figure 4.3 (a) presents the monitoring screen displayed for the factory default settings. 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 figures 4.3 (b) and (c).

  • Page 53: Parameters Organization

    Keypad and Display 4.2 PARAMETERS ORGANIZATION When the right soft key ("MENU") is pressed in the monitoring mode, the display shows the first 4 groups of parameters. An example of how the groups of parameters are organized is presented in table 4.1. The number and name of the groups may change depending on the firmware version used.

  • Page 54: First Time Power-Up And Start-Up

    First Time Power-Up and Start-Up FIRST TIME POWER-UP AND START-UP This chapter describes how to: - Check and prepare the inverter before power-up. - Power-up the inverter and check the result. - Set the inverter for the operation in the V/f mode based on the power supply and motor information by using the Oriented Start-Up routine and the Basic Application group.

  • Page 55: Start-Up

    First Time Power-Up and Start-Up 5.2 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.

  • Page 56: Oriented Start-Up

    First Time Power-Up and Start-Up 5.2.2 Oriented Start-Up There is a group of parameters named ”Oriented Start-up” that makes the inverter settings easier. Inside this group, there is a parameter – P0317 – that shall be set to enter into the Oriented Start-up routine. The Oriented Start-up routine allows you to quickly set up the inverter for operation with the line and motor used.
  • Page 57 First Time Power-Up and Start-Up Step Action/Result Display indication Step Action/Result Display indication - If needed, change the - If needed, set P0402 value of P0296 according according to the motor to the line rated voltage. rated speed. To do so, Config 0rpm Config...

  • Page 58: Setting Basic Application Parameters

    First Time Power-Up and Start-Up 5.2.3 Setting Basic Application Parameters After running the Oriented Start-up routine and properly setting the parameters, the inverter is ready to operate in the V/f mode. The inverter has a number of other parameters that allow its adaptation to the most different applications. This manual presents some basic parameters that shall be set in most cases.
  • Page 59 First Time Power-Up and Start-Up Table 5.1 Factory User Parameter Name Description Setting Range Setting Setting P0100 Acceleration - Defines the time to linearly accelerate from 0 up to the maximum 0.0 to 999.0 s 20.0 s Time speed (P0134). - If set to 0.0 s, it means no acceleration ramp.
  • Page 60 First Time Power-Up and Start-Up Table 5.2 - Main read only parameters Parameter Description Setting Range Parameter Description Setting Range P0001 Speed Reference 0 to 18000 rpm P0050 Last Fault 0 to 999 P0002 Motor Speed 0 to 18000 rpm P0051 Last Fault Day/Month 00/00 to 31/12...

  • Page 61: Setting Date And Time

    First Time Power-Up and Start-Up 5.3 SETTING DATE AND TIME Step Action/Result Display indication Step Action/Result Display indication - Parameter “Day P0194” Ready 0rpm is already selected. Monitoring Mode. - If needed, set P0194 - Press “Menu” according to the actual Ready 0rpm (right soft key).

  • Page 62: How To Connect A Pc

    First Time Power-Up and Start-Up 5.5 HOW TO CONNECT A PC NOTES! - Always use a standard host/device shielded USB cable. Unshielded cables may lead to communication errors. - Recommended cables: Samtec: USBC-AM-MB-B-B-S-1 (1 meter); USBC-AM-MB-B-B-S-2 (2 meters); USBC-AM-MB-B-B-S-3 (3 meters). - The USB connection is galvanically isolated from the mains power supply and from other high voltages internal to the inverter.
  • Page 63 First Time Power-Up and Start-Up 5-10...

  • Page 64: Troubleshooting And Maintenance

    Troubleshooting and Maintenance TROUBLESHOOTING AND MAINTENANCE This chapter: - Lists all faults and alarms that may occur. - Indicates the possible causes of each fault and alarm. - Lists most frequent problems and corrective actions. - Presents instructions for periodic inspections and preventive maintenance in the equipment.

  • Page 65: Faults, Alarms, And Possible Causes

    Troubleshooting and Maintenance 6.2 FAULTS, ALARMS, AND POSSIBLE CAUSES Table 6.1 Fault/Alarm Description Possible Causes F006: Mains voltage imbalance too high or phase missing Phase missing at the inverter's input power supply. Imbalance or in the input power supply. Input voltage imbalance >5 %. Note: Input Phase Loss - If the motor is unloaded or operating with reduced...
  • Page 66 Troubleshooting and Maintenance Fault/Alarm Description Possible Causes A046: Load is too high for the used motor. Settings of P0156, P0157, and P0158 are too low for the Note: used motor. High Load on Motor Motor shaft load is excessive. It may be disabled by setting P0348=0 or 2. A047: An IGBT overload alarm occurred.
  • Page 67 Troubleshooting and Maintenance Fault/Alarm Description Possible Causes F080: Microcontroller watchdog fault. Electrical noise. CPU Watchdog F082: Fault while copying parameters. An attempt to copy the keypad parameters to an inverter with Copy Function Fault a different firmware version. F084: Auto-diagnosis fault. Defect in the inverter internal circuitry.
  • Page 68 Troubleshooting and Maintenance Fault/Alarm Description Possible Causes A152: Alarm indicating that the internal air temperature is Surrounding air temperature too high (>50 °C (122 °F)) and excessive output current. Internal Air High too high. Note: Temperature Defective internal fan (if installed). It may be disabled by setting P0353=1 or 3.

  • Page 69: Solutions For The Most Frequent Problems

    Troubleshooting and Maintenance 6.3 SOLUTIONS FOR THE MOST FREQUENT PROBLEMS Table 6.2 - Solutions for the most frequent problems Point to be Problem Corrective Action Verified Motor does not start Incorrect wiring connection 1. Check all power and control connections. For instance, the digital inputs set to start/stop, general enable, or no external error shall be connected to the 24 Vdc or to DGND* terminals (refer to figure 3.16).

  • Page 70: Information For Contacting Technical Support

    Troubleshooting and Maintenance - Solutions for the most frequent problems Point to be Problem Corrective Action Verified Motor does not operate Settings 1. Decrease P0180. in the field weakning region (Vector Control) Low motor speed Encoder signals are 1. Check signals A – A, B – B, refer to the incremental encoder interface and P0009 = P0169 inverted or power manual.
  • Page 71 Troubleshooting and Maintenance Do not perform any withstand voltage test! If needed, consult WEG. The inverters require low maintenance when properly installed and operated . Table 6.3 presents main procedures and time intervals for preventive maintenance. Table 6.4 provides recommended periodic inspections to be performed every 6 months after inverter start-up.

  • Page 72: Cleaning Instructions

    Troubleshooting and Maintenance 6.5.1 Cleaning Instructions If needed to clean the inverter, follow the guidelines below: Ventilation system: Disconnect the inverter power supply and wait at least 10 minutes. Remove the dust from the cooling air inlet by using a soft brush or a flannel. Remove the dust from the heatsink fins and from the fan blades by using compressed air.
  • Page 73 Troubleshooting and Maintenance Figure 6.1 - Removing the heatsink fan Figure 6.2 - Fan installation 6-10...

  • Page 74: Option Kits And Accessories

    Option Kits and Accessories OPTION KITS AND ACCESSORIES This chapter presents: The option kits that can be incorporated to the inverter from the factory: - RFI filter; - Safety Stop according to EN 954-1 category 3; - External 24 Vdc power supply for control and keypad. Instructions for the proper use of the option kits.
  • Page 75 Option Kits and Accessories Figure 7.1 shows the location of the SRB board and the location of the connector XC25 (used for the connection of the SRB board signals) in the inverter. The relay coils are available through the connector XC25, as presented in figure 7.1. DANGER! The activation of the Safety Stop, i.e., disconnection of the 24 Vdc power supply from the safety relay coil (XC25: 1(+) and 2(-);...

  • Page 76: Vdc External Control Power Supply

    Option Kits and Accessories Table 7.1 Connector XC25 Function Specifications Terminal 1 of relay 1 coil Rated coil voltage: 24 V, range from 20 to 30 Vdc Coil resistance: 960 ±10 % @ 20 °C (68 °F). Terminal 2 of relay 1 coil Terminal 1 of relay 2 coil Rated coil voltage: 24 V, range from 20 to 30 Vdc Coil resistance: 960...

  • Page 77: Accessories

    Option Kits and Accessories Connector XC1 + REF AI1+ AI1- - REF AI2+ AI2- AGND (24 V) AGND (24 V) DGND * 24 Vdc ±10 % @1.5 A 24 Vdc (RL1) (RL2) (RL3) Figure 7.2 7.2 ACCESSORIES The accessories are installed to the inverter easily and quickly using the "Plug and Play" concept. Once the accessory is connected to the slot, the control circuitry identifies the model and displays the installed accessory code in P0027 or P0028.
  • Page 78 Option Kits and Accessories Installation in slots 1, 2, and 3: Identification WEG Part Parameters Name Description Slot Number P0027 P0028 417107424 IOA-01 IOA Module: 1 voltage/current analog input (14 bits); 2 digital inputs; 2 FD-- ---- voltage/current analog outputs (14 bits); 2 open-collector digital outputs. 417107425 IOB-01 IOB Module: 2 isolated analog inputs (voltage/current);...
  • Page 79 Option Kits and Accessories...

  • Page 80: Technical Specifications

    Technical Specifications TECHNICAL SPECIFICATIONS This chapter describes the technical specifications (electrical and mechanical) of the CFW-11 inverter series. 8.1 POWER DATA Power Supply: Voltage tolerance: -15 % to +10 %. Frequency: 50/60 Hz (48 Hz to 62 Hz). Overvoltage according to Category III (EN 61010/UL 508C). Transient voltage according to Category III.
  • Page 81 Technical Specifications Table 8.1...
  • Page 82 Technical Specifications Note: (1) Steady-state rated current in the following conditions: - Indicated carrier frequencies. For operation with a 10 kHz carrier frequency it is necessary to derate the output current according to table 8.2. - Surrounding air temperature: -10 °C to 50 °C (14 °F to 122 °F). The inverter is capable of operating with an maximum surrounding air temperature of 60 °C (140 °F) if an output current derating of 2 % is applied for each ºC above 50 °C (122 °F).
  • Page 83 Technical Specifications 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. (3) The carrier frequency may be automatically reduced to 2.5 kHz depending on the operating conditions (surrounding air temperature, output current, etc.) - if P0350=0, 1, or 4.
  • Page 84 Technical Specifications Table 8.2...

  • Page 85: Electrical / General Specifications

    Technical Specifications 8.2 ELECTRICAL / GENERAL SPECIFICATIONS Voltage source CONTROL METHOD Type of control: - V/f (Scalar); - V VW: Voltage Vector Control; - Vector control with encoder; - Sensorless vector control (without encoder). PWM SVM (Space Vector Modulation); Full digital (software) current, flux, and speed regulators. Execution rate: - current regulators: 0.2 ms (5 kHz) - flux regulator: 0.4 ms (2.5 kHz)

  • Page 86: Codes And Standards

    Technical Specifications 8.2 ELECTRICAL / GENERAL SPECIFICATIONS (cont.) Models of frames A, B, and C without the top cover and conduit kit. ENCLOSURE IP20 Models of frame D without the IP21 kit. NEMA1/IP20 Models of frames A, B, and C with the top cover. IP21 Models of frames A, B, and C with the top cover and conduit kit;...

  • Page 87: Mechanical Data

    Technical Specifications 8.3 MECHANICAL DATA Frame A * Dimensions in mm [in] Figure 8.2...
  • Page 88 Technical Specifications Frame B * Dimensions in mm [in] Figure 8.3 - Inverter dimensions - frame B...
  • Page 89 Technical Specifications Frame C * Dimensions in mm [in] Figure 8.4 - Inverter dimensions - frame C 8-10...
  • Page 90 Technical Specifications Frame D * Dimensions in mm [in] Figure 8.5 - Inverter dimensions - frame D 8-11...

  • Page 91: Conduit Kit

    Technical Specifications 8.4 CONDUIT KIT - Weight of the conduit kit for frame size A: 0.8/1.8 kg/lb (a) Frame A with the conduit kit KN1A-01 - Weight of the conduit kit for frame size B: 0.9/2.0 kg/lb (b) Frame B with the conduit kit KN1B-01 - Weight of the conduit kit for frame size C: 0.9/2.0 kg/lb (c) Frame C with the conduit kit KN1C-01 Figure 8.6...

This manual is also suitable for:

3,6 a88 a105 a380 v480 v200 v ... Show all

Table of Contents