Danfoss VACON NXP FI9 Operating Manual
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Danfoss VACON NXP FI9 Operating Manual

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Operating Guide
VACON® NXI Inverters FI9-FI14

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Summary of Contents for Danfoss VACON NXP FI9

  • Page 1 Operating Guide VACON® NXI Inverters FI9-FI14...

  • Page 3: Table Of Contents

    General Environmental Requirements 5.1.2 Ambient Temperature and Derating 5.1.3 High Altitude Installation Cooling Requirements 5.2.1 General Cooling Requirements 5.2.2 Cooling of FI9 to FI14 5.2.3 Ventilation of the Cabinet Installation Sequence for Inverters Danfoss A/S © 2019.11 AQ304441431479en-000101 / | 3...
  • Page 4 Editing the Values Digit by Digit Using the Keypad Control Menu 8.4.1 Finding the Keypad Control Menu 8.4.2 Keypad Control Parameters M3 8.4.3 Changing the Control Mode 8.4.4 Changing the Rotation Direction 4 | Danfoss A/S © 2019.11 AQ304441431479en-000101 /...
  • Page 5 Default Page in the Operating Menu (P6.6.2) 8.7.7.4 Setting the Timeout Time 8.7.7.5 Contrast Adjustment (P6.6.4) 8.7.7.6 Backlight Time (P6.6.5) 8.7.8 Hardware Settings 8.7.8.1 Finding the Hardware Setting Menu 8.7.8.2 Setting the Internal Brake Resistor Connection Danfoss A/S © 2019.11 AQ304441431479en-000101 / | 5...
  • Page 6 Testing the Inverter after Commissioning RUN Test without Load Start-up Test Motor Run Checklist 10 Maintenance 10.1 Maintenance Schedule 10.2 Reforming the Capacitors 11 Fault Tracing 11.1 General Information on Fault Tracing 11.2 Resetting a Fault 6 | Danfoss A/S © 2019.11 AQ304441431479en-000101 /...
  • Page 7 Power Ratings for Motor Voltage 525–690 V, Supply Voltage 640–1100 V DC 12.7 Technical Data 12.8 DC Currents, Supply Voltage 465–800 V DC 12.9 DC Currents, Supply Voltage 640–1100 V DC 12.10 Faults and Alarms Danfoss A/S © 2019.11 AQ304441431479en-000101 / | 7...

  • Page 8: Introduction

    Do not dispose of equipment containing electrical components together with domestic waste. Collect it separately in accordance with local and currently valid legislation. 1.4 Type Approvals and Certifications The following list is a selection of possible type approvals and certifications for Danfoss drives: 8 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 9: Start Up Quick Guide

    Operating Guide | VACON® NXI Inverters FI9-FI14 N O T I C E The specific approvals and certification for the drive are on the nameplate of the drive. For more information, contact the local Danfoss office or partner. 1.5 Start up Quick Guide Context: Do at minimum these procedures during the installation and commissioning.
  • Page 10 Nominal speed of the motor • Nominal current of the motor • Motor cos phi 9. Obey the commissioning instructions, see 9.2 Commissioning the Inverter. ® The VACON NX Inverter is ready for operation. 10 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 11: Safety

    The control terminals can have a dangerous voltage also when the drive is disconnected from DC supply. A contact with this voltage can lead to injury. Make sure that there is no voltage in the control terminals before touching the control terminals. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 11...

  • Page 12: Cautions And Notices

    DAMAGE TO THE AC DRIVE FROM INCORRECT SPARE PARTS Using spare parts that are not from the manufacturer can damage the drive. Do not use spare parts that are not from the manufacturer. 12 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 13 Before connecting the AC drive to the mains, make sure that the EMC level of the AC drive is correct for the mains. N O T I C E RADIO INTERFERENCE In a residential environment, this product can cause radio interference. Take supplementary mitigation measures. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 13...
  • Page 14 N O T I C E VOLTAGE WITHSTAND TESTS Doing voltage withstand tests can damage the drive. Do not do voltage withstand tests on the AC drive. The manufacturer has already done the tests. 14 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 15: Product Overview

    IGBT bridge Power Measure- Driver Supply ments ASIC Control Panel Control Control Unit Slot A Slot B Slot C Slot D Slot E ® Illustration 1: Block Diagram of VACON NX Inverter Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 15...

  • Page 16: Manual Version

    The original language of this manual is English. Table 1: Manual and Software Version Edition Remarks DPD00909E Structure and layout of the manual changed. 3.3 Package Label The package label gives detailed information about the delivery. 16 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 17: Description Of The Type Code

    0018131571 Cu st . Or d . No : Ma r k s: Danfoss Limited Made in Finland Danfoss A/S, 6430 Nordborg, Denmark A The batch ID B The order number of VACON ® C The type code D The serial number...
  • Page 18 U = Standard air cooled power unit - external supply for main fan • The boards, the third letter (xxX): F= Fiber connection, standard boards G = Fiber connection, varnished boards 18 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 19: Enclosure Sizes

    Label). Use these values to find out the enclosure size of the AC drive from the table. In the example "NXI00035-A2H1SSS-A1A2C30000+DNOT", the code for nominal current is 0003 and the code for nominal mains voltage is 5. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 19...
  • Page 20 Enclosure size 5 (465–800 V DC, 380–500 V AC) 0168 0205 0261 0300 0385 FI10 0460 0520 0590 FI12 0650 0730 0820 0920 1030 1150 FI13 1300 1450 1770 FI14 2150 2700 20 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 21: Available Protection Ratings

    SGS FIMKO, which is a Notified Body. The Technical Construction Files are used to authenticate the conformity of VACON NX Inverters with the Directive. It is because testing such a large product family in a laboratory environment is impossible. Testing is difficult also because the combinations of installation vary greatly. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 21...

  • Page 22: Control Panel

    H The Browser button Down. Use it to scroll the main menu G The [enter] button. Use it to accept a selection, reset the fault and the pages of different submenus and to decrease a history (push for 2–3 s). value. 22 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 23: Display

    To make this selection, go to the Keypad control menu (M3) (see 8.4.3 Changing the Control Mode). The three text lines (K, L, M) give information about the current location in the menu structure and the operation of the drive. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 23...

  • Page 24: Basic Menu Structure

    Expander boards See Application Manual Parameters P3.1 Control place M3 Keypad control R3.2 Keypad reference P3.3 Direction (on keypad) P3.4 Stop button Illustration 5: Basic Menu Structure of the AC Drive 24 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 25: Receiving The Delivery

    To get information on how to lift the AC drive safely, speak to the factory or the local distributor. Prerequisites: The weights of AC drives of different enclosure sizes are different. It can be necessary to use a lifting device to move the drive from its package. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 25...
  • Page 26 Inverter. 2. To lift the AC drives larger than FR7/FI7 out of the package, use a jib crane. 3. After lifting the drive, check for signs of damage on the drive. 26 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 27: Mounting The Unit

    = derating coefficient, see the following list: in ambient temperature of 40–50 °C (104–122 °F), use derating factor 1.5%/1 °C (°F) For 50–55 °C (122–131 °F) ambient temperatures use derating factor 2.5% / 1 °C (°F). Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 27...

  • Page 28: High Altitude Installation

    When using fuses at high altitudes, the cooling effect of the fuse decreases as the density of the atmosphere decreases. When using fuses above 2000 meters, the continuous rating of the fuse: 28 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 29: Cooling Requirements

    If many AC drives are installed above each other, the necessary free space is 2 x B (see illustration 8). Make also sure that the outlet air from the lower drive goes to a different direction than the air intake of the top drive. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 29...
  • Page 30 0385 5–0520 5 Minimum 300 0261 6–0416 6 (7.87) (0.79) (11.8) 0590 5–1030 5 Minimum 300 0460 6–0820 6 (7.87) (0.79) (11.8) 1150 5–1450 5 Minimum 300 0920 6–1180 6 (7.87) (0.79) (11.8) 30 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 31: Ventilation Of The Cabinet

    During operation, air is sucked in and circulated by a fan at the bottom of the power unit. The ventilation gaps must fulfill the requirements set by the selected protection rating. The examples in this manual apply to protection class IP21. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 31...
  • Page 32 Mounting the Unit Operating Guide | VACON® NXI Inverters FI9-FI14 A Cool air going in B Hot air coming out Illustration 9: Cooling Airflow Inside the Cabinet 32 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 33: Installation Sequence For Inverters

    3. Attach the inverters with the screws and other components in the delivery. 4. Check the dimensions of the control unit (see 12.2.5 Dimensions for Control Unit), and attach the control unit. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 33...

  • Page 34: Electrical Installation

    Use only cables with a concentric copper shield. • The maximum number of parallel cables is 9. When using parallel cables, make sure to obey the requirements of the cable cross-sections. 34 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 35: Fuse Selection

    ] The minimum cross-sectional area of the protective earthing Cross-sectional area of the phase conductors (S) [mm conductor in question [mm S ≤ 16 16 < S ≤ 35 35 < S Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 35...

  • Page 36: Emc-Compliant Installation

    Power cable equipped with concentric protection wire and intended for the specific mains voltage. (PIRELLI/MCMK or similar recommended). Control cable Shielded cable equipped with compact low-impedance shield (PIRELLI/jamak, SAB/ÖZCuY-O or similar). For the definitions of EMC protection levels, see IEC/EN 61800-3 + A1. 36 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 37: Get Access And Locate The Terminals

    . If necessary, contact the mains operator. 6.4 Get Access and Locate the Terminals 6.4.1 Get Access and Locate the Terminals for FI9-FI12 Context: To open the inverter, for example, for installing the cables, follow these instructions. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 37...
  • Page 38 Procedure 1. To get access to ASIC board, remove the cable cover. 2. Locate the DC terminals on top of the inverter and the motor terminals below the inverter. Illustration 12: 38 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 39: Get Access And Locate The Terminals For Fi13-Fi14

    To open the inverter, for example, for installing the cables, follow these instructions. Procedure 1. To get access to ASIC board, remove the cable cover. 2. Locate the DC terminals on top of the inverter and the motor terminals below the inverter. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 39...

  • Page 40: Installing The Cables

    6.4.1 Get Access and Locate the Terminals for FI9-FI12 6.4.2 Get Access and Locate the Terminals for FI13-FI14 depending on your enclosure size. To check the enclosure size of the inverter, see 3.5 Enclosure Sizes. 40 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 41 3. If the cables between the control unit and the ASIC board are not connected, connect each cable to its respective connector. See 7.4 Fiber Cable Connections. 4. Attach the cable cover. Use tightening torque 1.8 Nm. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 41...

  • Page 42: Control Unit

    Boards User Manual. With this voltage, the control unit stays on and parameters can be set. The measurements of the main circuit (for example, the DC-link voltage, and the unit temperature) are not available when the drive is not connected to mains. 42 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 43: Control Unit Cabling

    (16 AWG) for other terminals. Table 9: Tightening Torques of the Control Cables The terminal The terminal screw The tightening torque in Nm (lb-in.) Relay and thermistor terminals (4.5) Other terminals M2.6 (1.8) Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 43...

  • Page 44: Control Terminals On Opta1

    The specified total load on all available +24 V/EXT+24 V output terminals must not exceed 250 mA. 44 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 45: Digital Input Signal Inversions

    The active signal level is different when the common inputs CMA and CMB (terminals 11 and 17) are connected to +24 V or to ground (0 V). The 24 V control voltage and the ground for the digital inputs and the common inputs (CMA, CMB) can be internal or external. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 45...

  • Page 46: Jumper Selections On The Opta1 Basic Board

    On the A1 basic board, there are 4 jumper blocks: X1, X2, X3, and X6. Each jumper block contains 8 pins and 2 jumpers. See the possible jumper selections in illustration A B C D A B C D A B C D Illustration 19: Jumper Blocks on OPTA1 46 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 47: Control Terminals On Opta2 And Opta3

    CMB and CMA internally connected together, A B C D isolated from GND = Factory default AO1 mode: Voltage output; 0...10V Illustration 20: Jumper Selections for OPTA1 7.3.3 Control Terminals on OPTA2 and OPTA3 Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 47...
  • Page 48 • 5 V/10 mA TI1+ Thermistor input TI1- DigIN:B.1 *) *) Parameter reference on control panel and NCDrive. Illustration 21: Control Terminal Signals on Relay Boards OPTA2 and OPTA3 Illustration 22: OPTA2 48 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 49: Fiber Cable Connections

    7 6 5 4 3 2 1 1 Power unit (ASIC board) 2 Optical fiber board on control unit Illustration 24: Connections between the Optical Fiber Board and ASIC Board, FI9-FI10 and FI13 Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 49...
  • Page 50 Feedback phase V (Power unit 1 only) Feedback phase W (Power unit 1 only) Optical fiber board/Star coupler board on control unit Gate control enable Phase U control Phase V control 50 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 51: Connecting The Optic Fiber Cables

    5. To prevent damages to the cables, attach the cable bundle at two or more points, at least once at each end. 6. Attach the cable cover on the power unit when the work is finished. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 51...
  • Page 52 Operating Guide | VACON® NXI Inverters FI9-FI14 1 Power module ASIC board 2 Minimum bending radius 50 mm 3 Optical fiber board Illustration 26: Fiber Optic Cabling for FI9-FI10 and FI13 52 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 53: Installation Of Option Boards

    The control connections are isolated from mains. The GND terminals are permanently connected to I/O ground. See illustration The digital inputs on the I/O board are galvanically isolated from the I/O ground. The relay outputs are also double-isolated from each other at 300 VAC (EN-50178). Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 53...
  • Page 54 Digital DIN6 input group B Control Power unit unit AO1+ Analogue AO2- output Digital output RI1/1 RO1/2 RO1/3 RO2/1 RO2/2 RO2/3 U V W TI1+ TI1- Illustration 28: Galvanic Isolation Barriers 54 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 55: Using The Control Panel

    Follow these instructions to monitor the actual values of the parameters and signals. The values cannot be changed in the Monitoring menu. To change the values of parameters, see 8.3.2 Selecting Values 8.3.3 Editing the Values Digit by Digit. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 55...

  • Page 56: Monitored Values

    2. To go to the Monitoring menu from the main menu, push the Menu button Right. 3. To scroll through the menu, push the Browser buttons Up and Down. 8.2.1 Monitored Values The monitored values have the indication V#.#. The values update each 0.3 s. 56 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 57: Using The Parameter Menu (M2)

    ® See VACON All in One Application Manual for more monitored values. 8.3 Using the Parameter Menu (M2) 8.3.1 Finding the Parameter Context: Use these instructions to find the parameter to edit. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 57...

  • Page 58: Selecting Values

    Use these instructions to edit the text values on the control panel. The basic application package "All in One+" includes 7 applications with different sets of parameters. For more information, see ® VACON All in One Application Manual. 58 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 59: Editing The Values Digit By Digit

    Use these instructions to edit the numerical values on the control panel. The basic application package "All in One+" includes 7 applications with different sets of parameters. For more information, see ® VACON All in One Application Manual. Prerequisites: Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 59...

  • Page 60: Using The Keypad Control Menu

    8.4.1 Finding the Keypad Control Menu Context: In the Keypad control menu, the following functions are available: selecting the control mode, editing the frequency reference, and changing the direction of the motor. 60 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 61: Keypad Control Parameters M3

    3 control modes are available to control the AC drive. For each control place, a different symbol shows on the display: The control mode The symbol I/O terminals I/O term Keypad (control panel) Keypad Fieldbus Bus/Comm Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 61...

  • Page 62: Changing The Rotation Direction

    3. To select Yes or No, use the Browser buttons. 4. Accept the selection with the [enter] button. When the Stop motor function is not active, the Stop button stops the motor only when the keypad is the control mode. 62 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 63: Special Functions In Keypad Control Menu

    For more information on the fault types and how to reset faults, see 11.1 General Information on Fault Tracing 11.2 Resetting a Fault. For the fault codes, possible causes and information on how to correct the fault, see the Faults and Alarms section. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 63...

  • Page 64: Examining The Fault Time Data Record

    The fault time data record shows some important data that was valid at the time of the fault. This helps to find the cause of the fault. If real time is set on the AC drive, the data items T1 and T2 show as in column Real Time Data Record. 64 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 65: Using The Fault History Menu (M5)

    The newest fault has the indication H5.1, the second newest H5.2, and so on. If there are 30 faults in the history, the next fault that shows removes the oldest one (H5.30) from the history. See the different fault codes in the Faults and Alarms section. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 65...

  • Page 66: Resetting The Fault History

    8.7.2 System Menu Functions Table 12: System Menu Functions Code Function Unit Default Cust Description S6.1 Language selection – – – English – The selection is different in all the language packages 66 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 67 – – – Not used – 0 = Not used P6.5.2 Parameter lock – – – Change Ena- – Change Enabled bled Change Disabled S6.5.3 Start-up wizard – – – – – Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 67...
  • Page 68 – – – S6.8.3 Software info – – – – – – S6.8.3.1 Software package – – – – – – S6.8.3.2 System software version – – – – – – 68 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 69: Changing The Language

    The application can be changed in the Application selection page (S6.2). When the application is changed, all parameters are reset. ® For more information on the Application Package, see VACON NX All in One Application Manual. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 69...

  • Page 70: Copy Parameters (S6.3)

    - Select Load set 2 to download the values in set 2 as the actual values. 5. To accept the selection, push the [enter] button. 6. Wait until OK shows on the display. 70 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 71: Uploading Parameters To Control Panel (Up To Keypad, S6.3.2)

    When the application is changed, the parameters in the parameter settings on page S6.3.1 are deleted. To copy parameters from one application to a different application, first upload them to the control panel. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 71...

  • Page 72: Comparing The Parameters

    5. To go to the edit mode, push the Menu button Right. The actual value starts to blink. 6. To change the actual value, use the Browser buttons, or change the value digit by digit with the Menu button Right. 72 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 73: Security

    Set a password to protect the application selection menu. N O T I C E Keep the password in a safe location! The password cannot be changed if a valid password is not available. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 73...

  • Page 74: Entering A Password

    Use the Parameter lock function to prevent changes to the parameters. If the parameter lock is active, the text locked shows on the display when trying to edit a parameter value. N O T I C E This function does not prevent unauthorized changes of parameter values. 74 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 75: Start-Up Wizard (P6.5.3)

    Use Multimonitoring to monitor up to 3 actual values at the same time (see 8.2 Using the Monitoring Menu (M1) and the chapter Monitored values in the Application Manual of your application). Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 75...

  • Page 76: Keypad Settings

    5. To edit the third level page number, push the Menu button Right. Change the number of the third level page with the Browser buttons. 6. To accept the new default page value, push the [enter] button. 76 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 77: Default Page In The Operating Menu (P6.6.2)

    • Fan control • HMI acknowledge timeout, HMI ACK timeout • HMI retry • Sine filter • Pre-charge mode. Prerequisites: Use a password to go the Hardware settings submenu, see 8.7.6.2 Passwords. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 77...

  • Page 78: Setting The Internal Brake Resistor Connection

    If the IGBT temperature is below 30 °C (86 °F), the fan stops. As the default temperature at power-up is 25 °C (77 °F), the fan does not start immediately. For instructions, see 8.7.8.4 Changing the Fan Control Settings. 78 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 79: Changing The Fan Control Settings

    1. In the Hardware settings submenu, find the HMI acknowledgement time (HMI ACK timeout) with the Browser buttons. 2. To go to the edit mode, push the Menu button Right. 3. To change the acknowledgement time, use the Browser buttons. 4. To accept the change, push the [enter] button. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 79...

  • Page 80: Changing The Number Of Retries To Receive Hmi Acknowledgement (P6.7.4)

    The Power On time counter (days and hours) always counts, when the AC power is on. The counter does not count when control unit runs on +24 V only. Table 13: Total Counters Page Counter Example C6.8.1.1. MWh counter 80 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 81: Trip Counters (S6.8.2)

    6. The display shows again Not reset. 8.7.9.5 Software (S6.8.3) The Software information page includes information on the AC drive software. Page Content 6.8.3.1 Software package 6.8.3.2 System software version 6.8.3.3 Firmware interface 6.8.3.4 System load Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 81...

  • Page 82: Applications (S6.8.4)

    The Expander boards pages give information about the basic and option boards connected to the control board. See 7.1 Control Unit Components for more information on the boards. For more information on the parameters of the option boards, see 8.8.1 Expander Board Menu. 82 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 83: Debug Menu (S6.8.7)

    1 = 0–20 mA 2 = 4–20 mA 3 = 0–10 V 4 = 2–10 V 8.8.2 Examining the Connected Option Boards Context: Use these instructions to examine the connected option boards. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 83...

  • Page 84: Finding The Option Board Parameters

    Values 8.3.3 Editing the Values Digit by Digit. 8.9 Further Control Panel Functions ® The VACON NX control panel has more application-related functions. See VACON NX Application Package for more information. 84 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 85: Commissioning

    The control terminals can have a dangerous voltage also when the drive is disconnected from DC supply. A contact with this voltage can lead to injury. Make sure that there is no voltage in the control terminals before touching the control terminals. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 85...

  • Page 86: Commissioning The Inverter

    The insulation checks of the DC supply cable, see 9.3.2 Insulation Checks of the DC Supply Cable • The insulation checks of the motor, see 9.3.3 Insulation Checks of the Motor 86 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 87: Insulation Checks Of The Motor Cable

    5. Connect the motor cables to the motor. 6. Do the final insulation check on the drive side. Put all phases together and measure to the ground. 7. Connect the motor cables to the drive. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 87...

  • Page 88: Testing The Inverter After Commissioning

    Do the start-up tests without the load, if possible. If it is not possible, make sure that it is safe to do each test before doing it. Make sure that the other workers near know about the tests. 88 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 89: Motor Run Checklist

    3. Before reversing the motor, make sure it can be done safely. 4. Make sure that no power correction capacitors are connected to the motor cable. 5. Make sure that the motor terminals are not connected mains potential. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 89...

  • Page 90: Maintenance

    Danfoss recommends annual maintenance inspections and certain component replacements based on specified operational and environment conditions to ensure highest reliability and performance. Refer to the table for maintenance intervals.
  • Page 91 If the AC drive or spare capacitors are intended to be stocked, discharge the capacitors before storage. Use a measuring device to make sure that there is no voltage. If in doubt, contact your Danfoss Drives® representative. Case 1: AC drive which has been non-operational or stocked for over 2 years.
  • Page 92 3. Slowly increase the DC voltage to the capacitor nominal voltage level. See information from component or service documentation. 4. Start to reform the capacitors. The time of reforming depends on the time of storage. See illustration 5. After the reforming operation is done, discharge the capacitors. 92 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 93: Fault Tracing

    Active Faults list, and the Fault History. 11.2 Resetting a Fault Context: The fault stays active until it is reset. Reset the fault using these instructions. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 93...

  • Page 94: Creating Service Info File

    Procedure ® 1. Open the VACON NCDrive. 2. Go to File and select Service Info..The service information file opens. 3. Save the service info file on the computer. 94 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 95: Specifications

    For dimension information, see the following topics: • 12.2.1 Dimensions for FI9 • 12.2.2 Dimensions for FI10 • 12.2.3 Dimensions for FI12 • 12.2.4 Dimensions for FI13-FI14 • 12.2.5 Dimensions for Control Unit Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 95...

  • Page 96: Dimensions For Fi9

    Specifications Operating Guide | VACON® NXI Inverters FI9-FI14 12.2.1 Dimensions for FI9 110.5 Ø9.5 L3 L2 L1 Ø4.6 Ø13 ® Illustration 33: The Dimensions for VACON NX Inverter FI9 96 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 97: Dimensions For Fi10

    Specifications Operating Guide | VACON® NXI Inverters FI9-FI14 12.2.2 Dimensions for FI10 110.5 Ø9.5 Ø13 65 65 ® Illustration 34: The Dimensions for VACON NX Inverter FI10 Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 97...

  • Page 98: Dimensions For Fi12

    Specifications Operating Guide | VACON® NXI Inverters FI9-FI14 12.2.3 Dimensions for FI12 M8x25 100.5 ® Illustration 35: The Dimensions for VACON NX Inverter FI12 Back View 98 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 99 Specifications Operating Guide | VACON® NXI Inverters FI9-FI14 Ø9.5 Ø13 ® Illustration 36: The Dimensions for VACON NX Inverter FI12 Front View Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 99...

  • Page 100: Dimensions For Fi13-Fi14

    Operating Guide | VACON® NXI Inverters FI9-FI14 12.2.4 Dimensions for FI13-FI14 VACON NX Inverter FI14 is a double FI13. M8x25 ® Illustration 37: The Dimensions for VACON NX Inverter FI13 Back View 100 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 101 Specifications Operating Guide | VACON® NXI Inverters FI9-FI14 Ø9.5 26.5 Ø4.6 50 50 152.5 Ø13 ® Illustration 38: The Dimensions for VACON NX Inverter FI13 Front View Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 101...

  • Page 102: Dimensions For Control Unit

    See the following topics for principal connection diagrams of different enclosure sizes. • 12.3.1 Principal Connection Diagram for FI9/FI10 • 12.3.2 Principal Connection Diagram for FI12 • 12.3.3 Principal Connection Diagram for FI13 • 12.3.4 Principal Connection Diagram for FI14 102 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 103: Principal Connection Diagram For Fi9/Fi10

    Specifications Operating Guide | VACON® NXI Inverters FI9-FI14 12.3.1 Principal Connection Diagram for FI9/FI10 FI 9/10 X10 H1...H7 X9 X15 A Cooling fan B Charging switch Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 103...
  • Page 104 Operating Guide | VACON® NXI Inverters FI9-FI14 C Charging relay D Charging feedback E Output filter (available as option) F NXP control unit Illustration 40: Principal Connection Diagram for FI9/FI10 without Charging 104 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 105 Specifications Operating Guide | VACON® NXI Inverters FI9-FI14 FI 9/10 X10 H1...H7 X9 X15 A External supply B Charging switch C Charging relay D Charging feedback Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 105...
  • Page 106 Specifications Operating Guide | VACON® NXI Inverters FI9-FI14 E Cooling fan F Output filter (available as option) G NXP control unit Illustration 41: Principal Connection Diagram for FI9/FI10 with Charging 106 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 107: Principal Connection Diagram For Fi12

    Specifications Operating Guide | VACON® NXI Inverters FI9-FI14 12.3.2 Principal Connection Diagram for FI12 FI10 1 FI10 2 A Charging switch B Charging relay C Charging feedback D Cooling fan Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 107...
  • Page 108 Operating Guide | VACON® NXI Inverters FI9-FI14 E Output filter (available Note! Minimum cable length F NXP control unit as option). without output filters is 40 m. Illustration 42: Principal Connection Diagram for FI12 without Charging 108 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 109 Specifications Operating Guide | VACON® NXI Inverters FI9-FI14 FI10 1 FI10 2 A External supply B Charging switch Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 109...
  • Page 110 Operating Guide | VACON® NXI Inverters FI9-FI14 C Charging relay D Charging feedback E Cooling fan F Output filter (available as option) G NXP control unit Illustration 43: Principal Connection Diagram for FI12 with Charging 110 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 111: Principal Connection Diagram For Fi13

    Operating Guide | VACON® NXI Inverters FI9-FI14 12.3.3 Principal Connection Diagram for FI13 FI10 / U FI10 / V FI10 / W A Cooling fan B Charging switch C Charging relay D Charging feedback Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 111...
  • Page 112 E Output filter (available as option) F NXP control unit Illustration 44: Principal Connection Diagram for FI13 without Charging FI10 / U FI10 / V FI10 / W 21 22 A External supply B Cooling fan 112 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 113 Operating Guide | VACON® NXI Inverters FI9-FI14 C Charging switch D Charging relay E Charging feedback F Output filter (available as option) G NXP control unit Illustration 45: Principal Connection Diagram for FI13 with Charging Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 113...

  • Page 114: Principal Connection Diagram For Fi14

    D Charging feedback E Output filters Note! Minimum cable length F NXP control unit (available as option) without output filters is 40 m. Illustration 46: Principal Connection Diagram for FI14 without Charging 114 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 115: Cable And Fuse Sizes

    40 m. G NXP control unit Illustration 47: Principal Connection Diagram for FI14 with Charging 12.4 Cable and Fuse Sizes For cable, terminal, and fuse size information, see the following topics: Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 115...

  • Page 116: Fuse Sizes For 465-800 V Dc (380-500 V Ac)

    170M8547 3SHT 1250 FI14 NXI_1770 5 1770 170M8547 3SHT 1250 2 × 6 NXI_2150 5 2150 170M8547 3SHT 1250 2 × 6 NXI_2700 5 2700 170M8547 3SHT 1250 2 × 6 116 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 117: Cable Sizes For 465-800 V Dc (380-500 V Ac)

    5×40 Al: 4×(3×150Al+41Cu) NXI_0730 5 Cu: 4×(3×120+70) 5×40 Al: 4×(3×185Al+57Cu) NXI_0820 5 Cu: 4×(3×150+70) 5×40 Al: 4×(3×185Al+57Cu) NXI_0920 5 Cu: 4×(3×150+70) 5×40 Al: 4×(3×240Al+72Cu) NXI_1030 5 1030 Cu: 4×(3×185+95) 6×40 Al: 4×(3×300Al+88Cu) Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 117...

  • Page 118: Terminal Sizes For 465-800 V Dc (380-500 V Ac)

    Table 20: Terminal Sizes for 465–800 V DC (380–500 V AC) Enclosure size Drive type DC supply terminal Motor terminal NXI_0168 5 NXI_0205 5 NXI_0261 5 NXI_0300 5 PE: M8 × 25 118 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 119: Fuse Sizes For 640-1100 V Dc (525-690 V Ac)

    NXI_0170 6 170M4199 1SHT 1250 NXI_0208 6 170M4199 1SHT 1250 FI10 NXI_0261 6 170M6305 3SHT 1250 NXI_0325 6 170M6305 3SHT 1250 NXI_0385 6 170M6277 3SHT 1100 1000 NXI_0416 6 170M6277 3SHT 1100 1000 Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 119...

  • Page 120: Cable Sizes For 640-1100 V Dc (525-690 V Ac)

    Al: 3×240Al+72Cu FI10 NXI_0261 6 Cu: 3×185+95 3×(1×24) Al: 2×(3×95Al+29Cu) NXI_0325 6 Cu: 2×(3×95+50) 5×40 Al: 2×(3×150Al+41Cu) NXI_0385 6 Cu: 2×(3×120+70) 5×40 Al: 2×(3×185Al+57Cu) NXI_0416 6 Cu: 2×(3×150+70) 5×40 Al: 2×(3×185Al+57Cu) 120 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 121 EN 60204-1, IEC 60364-5-2/2001; PVC insulation; 40 °C ambient temperature; 70 °C surface temperature Flexible conductor. Min. temperature endurance for isolation 70°C Copper Busbar The modules require symmetrical parallel cable with min length 40 m or dU/dt- or sine filter. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 121...

  • Page 122: Terminal Sizes For 640-1100 V Dc (525-690 V Ac)

    FI12 NXI_0460 6 NXI_0502 6 NXI_0590 6 NXI_0650 6 PE: M8×25 NXI_0750 6 NXI_0820 6 FI13 NXI_0920 6 NXI_1030 6 1030 NXI_1180 6 1180 FI14 NXI_1500 1500 NXI_1900 1900 NXI_2250 2250 122 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 123: Tightening Torques Of The Terminals

    ) is required for 1 minute every 10 minutes, the remaining 9 minutes must be approximately 98% of I or less. This is to make sure that the output current is not more than I during the duty cycle. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 123...
  • Page 124 This is to make sure that the output current is not more than I during the duty cycle. H*150% H*150% 1 min 9 min Illustration 49: High Overload For more information, refer to the standard IEC61800-2. 124 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 125: Power Ratings For Motor Voltage 380-500 V, Supply Voltage 465-800 V Dc

    At 40 °C ambient temperature The rated currents in given ambient temperatures are achieved only when the switching frequency is the same or smaller than the factory default. 540 V DC supply 675 V DC supply Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 125...

  • Page 126: Power Ratings For Motor Voltage 525-690 V, Supply Voltage 640-1100 V Dc

    1500 1300 NXI_1900 6 FI14 1900 2090 1500 2250 2700 1800 1500 NXI_2250 6 FI14 2250 2475 1900 2782 3335 2000 1800 At 40 °C ambient temperature 930 V DC supply 126 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 127: Technical Data

    2.5%/1 °C (°F). Starting torque for 2 s, torque motor dependent Peak current for 2 s every 20 s Output frequency 0…320 Hz; 7200 Hz (Special) Frequency resolution Application dependent Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 127...
  • Page 128 Resolution 0.1% (12-bit), accuracy ±1% Analog input Resolution 0.01 Hz Panel reference Field weakening point 30…320 Hz Acceleration time 0…3000 s Deceleration time 0…3000 s Brake power DC brake: 30% * TN (without brake) 128 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 129 Average noise level (cooling fan) in FI9: 76 dB(A) FI10: 74 FI12: 76 FI13: 81 FI14: 84 Safety standards IEC/EN 61800-5-1, UL 508C, CSA C22.2 No.274 T-level, see 3.7 Available EMC Classes Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 129...
  • Page 130 Open collector output, 50 mA/48 V Relay outputs 2 programmable change-over relay outputs Switching capacity: 24 V DC/8 A, 250 V AC/8 A, 125 V DC/0.4 A Min.switching load: 5 V/10 mA 130 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...

  • Page 131: Dc Currents, Supply Voltage 465-800 V Dc

    NX, Supply Voltage 465–800 V DC Enclosure size (output) Motor cos (input) 0.89 0.89 0.89 0.89 FI10 FI12 0.91 0.91 0.91 1096 1030 0.91 1227 FI13 1150 0.91 1370 1300 0.91 1549 1450 0.91 1727 Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 131...

  • Page 132: Dc Currents, Supply Voltage 640-1100 V Dc

    12.10 Faults and Alarms 12.10.1 Fault 1 - Overcurrent, Subcode S1- Hardware trip Cause There is too high a current in the motor cable. Its cause can be 1 of the following: 132 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 133 Check the motor. • Check the cables and connections. • Make an identification run. 12.10.4 Fault 2 - Overvoltage, Subcode S1 - Hardware trip Cause The DC-link voltage is higher than the limits. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 133...
  • Page 134 It is possible to set different responses in the application for this fault. See parameter group Protections. Troubleshooting Do a check of the motor cables and the motor. 12.10.7 Fault 5 - Charging switch Cause The charging switch is open, when the START command is given. 134 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 135 Reset the fault and start the drive again. • If the fault shows again, ask instructions from the local distributor. 12.10.11 Fault 8 - System fault, Subcode S4 - ASIC trip Cause • operation malfunction • defective component Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 135...
  • Page 136 12.10.15 Fault 8 - System fault, Subcode S8 - No power to driver card Cause • operation malfunction • defective component Troubleshooting • Reset the fault and start the drive again. • If the fault shows again, ask instructions from the local distributor. 136 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 137 • defective component Troubleshooting • Reset the fault and start the drive again. • If the fault shows again, ask instructions from the local distributor. • Check the cables and connections. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 137...
  • Page 138 OPTAF board EEPROM error (checksum, not answering and so on). Troubleshooting Change the OPTAF board. 12.10.24 Fault 8 - System fault, Subcode S34 - OPTAF: Voltage problem Cause OPTAF supply voltage hardware problem detected. 138 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 139 12.10.28 Fault 8 - System fault, Subcode S38 - OPTAF: Test pulse is not detected in STO channel 1 Cause Single hardware problem detected in Safe Disable inputs. Troubleshooting • Change the OPTAF board. • Change the control board. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 139...
  • Page 140 Change the OPTAF board. 12.10.33 Fault 8 - System fault, Subcode S43 - OPTAF: Test pulse high is not detected on thermistor Cause Single hardware problem detected in the thermistor input. 140 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 141 Cause ® OPTAF board mounted in old VACON NXP control board, which is not equipped with the Safe Disable function. Troubleshooting Change the control board to VB00561 revision H or newer. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 141...
  • Page 142 Fault in application. Troubleshooting Ask instructions from the local distributor. 12.10.42 Fault 9 - Undervoltage, Subcode S1 - DC-link too low during run Cause The DC-link voltage is lower than the limits. 142 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 143 If there is a temporary supply voltage break, reset the fault and start the drive again. • Do a check of the supply voltage. If the supply voltage is sufficient, there is an internal fault. • Ask instructions from the local distributor. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 143...
  • Page 144 The measurement of current tells that there is no current in 1 motor phase. It is possible to set different responses in the application for this fault. See parameter group Protections. Troubleshooting Do a check of the motor cable and the motor. 144 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 145 Heat sink temperature is over 90 °C (194 °F). Overtemperature alarm is issued when the heat sink temperature goes over 85 °C (185 °F). In 525–690 V, FR6: Heat sink temperature is over 77 ºC (170.6 °F). Overtemperature alarm is issued when the heat sink temperature goes over 72 ºC (161.6 °F). Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 145...
  • Page 146 Make sure that the switching frequency is not too high in relation to the ambient temperature and the motor load. 12.10.55 Fault 15 - Motor stalled Cause The motor stalled. It is possible to set different responses in the application for this fault. See parameter group Protections. 146 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 147 If the fault occurs again, ask instructions from the local distributor. 12.10.59 Fault 18 - Unbalance, Subcode S2 - DC voltage unbalance Cause Unbalance between power modules in paralleled power units. This fault is type A fault (Alarm). Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 147...
  • Page 148 If the fault occurs again, ask instructions from the local distributor. 12.10.63 Fault 22 - Parameter fault, Subcode S3 - System power down variable check sum error Cause Parameter save fault. • Operation malfunction • defective component 148 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 149 12.10.66 Fault 22 - Parameter fault, Subcode S6 - Application-defined power-down, variable checksum Cause Parameter save fault. • Operation malfunction • defective component Troubleshooting If the fault occurs again, ask instructions from the local distributor. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 149...
  • Page 150 12.10.70 Fault 25 - Microprocessor watchdog fault, Subcode S1 - CPU watchdog timer Cause • operation malfunction • defective component Troubleshooting • Reset the fault and start the drive again. • If the fault shows again, ask instructions from the local distributor. 150 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 151 Remove Run request. 12.10.75 Fault 29 - Thermistor fault, Subcode S1 - Thermistor input activated on OPTAF board Cause The thermistor input of option board has detected increase of the motor temperature. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 151...
  • Page 152 Check the motor frame size. • Make an identification run. 12.10.79 Fault 32 - Fan cooling Cause Cooling fan of the AC drive does not start, when ON command is given. 152 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 153 12.10.84 Fault 38 - Device added (same type), Subcode S1 - Control board Cause The option board was added. The same option board has been used in the same slot before. The parameters are available in the drive. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 153...
  • Page 154 12.10.88 Fault 40 - Device unknown, Subcode S3 - StarCoupler is not compatible with the control board Cause An unknown or mismatching device was connected (the power unit or option board). Troubleshooting Ask instructions from the local distributor. 154 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 155 Ask instructions from the local distributor. 12.10.93 Fault 41 - IGBT temperature, Subcode S1 - Calculated IGBT temperature too high Cause IGBT Inverter Bridge overtemperature protection has detected too high a short-term overload current. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 155...
  • Page 156 Make an identification run. 12.10.97 Fault 41 - IGBT temperature, Subcode S6 - BCU: Current momentarily too high Cause IGBT Inverter Bridge overtemperature protection has detected too high a short-term overload current. 156 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 157 Brake resistor overtemperature protection has detected too heavy braking. Troubleshooting • Reset unit. • Set the deceleration time longer. • Dimensioning of the brake chopper is not correct. • Use external brake resistor. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 157...
  • Page 158 If the pulses are not correct, the encoder/cabling is faulty. 12.10.104 Fault 43 - Encoder fault, Subcode S2 - Encoder 1 channel B is missing Cause Problem detected in encoder signals. Encoder channel B is missing. 158 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 159 12.10.107 Fault 43 - Encoder fault, Subcode S5 - Encoder board missing Cause The encoder board is missing. Troubleshooting • Do a check of the encoder board. • Do a check of the terminals. • Do a check of the board connections. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 159...
  • Page 160 12.10.111 Fault 43 - Encoder fault, Subcode S9 - Missed Start Angle Cause Encoder zero positioning identification run has not been made. The encoder start angle is missing. Troubleshooting Make encoder identification run. 160 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 161 12.10.115 Fault 43 - Encoder fault, Subcode S13 - Encoder angle supervision fault Cause The estimated shaft position error (estimated angle - encoder angle) is more than 90° electrical. See variable EstimatedAngleError. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 161...
  • Page 162 If power unit was changed, set AC drive parameters again. 12.10.118 Fault 45 - Device added (different type), Subcode S1 - Control board Cause Option board of different type added. Troubleshooting • Reset. • Set the power unit parameters again. 162 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 163 12.10.122 Fault 52 - Keypad communication fault Cause ® The connection between the control panel (or VACON NCDrive) and the drive is defective. Troubleshooting Do a check of the control panel connection and the control panel cable. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 163...
  • Page 164 This fault is type A fault (Alarm). Troubleshooting • Run command was removed before completion of identification run. • The motor is not connected to the AC drive. • There is load on motor shaft. 164 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 165 Motor speed is unequal to reference. Troubleshooting • Do a check of the encoder connection. • PMS motor has exceeded the pull-out torque. 12.10.131 Fault 62 - Run disable Cause Run enable signal is low. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 165...
  • Page 166 12.10.135 Fault 70 - Active filter fault Cause Fault triggered by digital input (see param. P2.2.7.33). It is possible to set different responses in the application for this fault. See parameter group Protections. 166 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 167 12.10.136 Fault 74 - Follower fault Cause When using normal Master Follower function this fault code is given if one or more follower drives trips to fault. Troubleshooting Correct the fault cause on follower and reset fault. Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 167...
  • Page 168 HMI acknowledge timeout Copying frequency reference set Installation environment DC currents 131, 132 Debug menu Installing the Cables Default page Insulation checks Internal brake resistor connection Derating Digital input signal inversion Dimensions 168 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 169 Parameter, downloading to drive Ventilation Parameter, editing 58, 59 Cabinet Parameter, uploading to control panel Vibration and shock Password Power ratings 125, 126 Pre-charge Mode parameter Weight Principal connection diagram Protection rating Qualified personnel Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 169...
  • Page 170 Operating Guide | VACON® NXI Inverters FI9-FI14 170 | Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909...
  • Page 171 Operating Guide | VACON® NXI Inverters FI9-FI14 Danfoss A/S © 2019.11 AQ304441431479en-000101 / DPD00909| 171...
  • Page 172 Danfoss can accept no responsibility for possible errors in catalogues, brochures and other printed material. Danfoss reserves the right to alter its products without notice. This also applies to products already on order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed. All trademarks in this material are property of the respective companies.

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