Danfoss VLT HVAC Design Manual
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Danfoss VLT HVAC Design Manual

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MAKING MODERN LIVING POSSIBLE
Design Guide
VLT® HVAC Drive

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Summary of Contents for Danfoss VLT HVAC

  • Page 1 MAKING MODERN LIVING POSSIBLE Design Guide VLT® HVAC Drive...

  • Page 2: Table Of Contents

    3.1.11.1 Ordering Code Numbers and Parts Delivered 3.1.11.2 Electrical and Mechanical Specifications 3.1.11.3 Electrical Wiring 3.1.12 Frame Size F Panel Options 4 How to Order 4.1 Ordering Form 4.2 Ordering Numbers 4.2.2 Ordering Numbers: High Power Kits ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 3 6.1.10 System Status and Operation 6.1.11 Fixed Variable Speed Pump Wiring Diagram 6.1.12 Lead Pump Alternation Wiring Diagram 6.1.13 Cascade Controller Wiring Diagram 6.1.14 Start/Stop Conditions 7 RS-485 Installation and Set-up ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 4 7.8.8 Coil Register Addressing 7.8.9 How to Control the Frequency Converter 7.8.10 Function Codes Supported by Modbus RTU 7.8.11 Modbus Exception Codes 7.9 How to Access Parameters 7.9.1 Parameter Handling 7.9.2 Storage of Data ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 5 HVAC Drive Design Guide 7.9.3 IND 7.9.4 Text Blocks 7.9.5 Conversion Factor 7.9.6 Parameter Values 7.10 Examples 7.11 Danfoss FC Control Profile 8 General Specifications and Troubleshooting 8.1 Mains Supply Tables 8.2 General Specifications 8.3 Efficiency 8.4 Acoustic Noise 8.5 Peak Voltage on Motor 8.6 Special Conditions...

  • Page 6: How To Read This Design Guide

    FC 100 Series Danfoss reserves the right to revise this publication at any time and to make changes to its contents without prior notice or any obligation to notify former or present users of such revisions or changes.

  • Page 7: Approvals

    Rated Inverter Output Current Revolutions Per Minute Regenerative terminals Regen Second sec. Synchronous Motor Speed Torque limit Volts The maximum output current VLT,MAX The rated output current supplied by the VLT,N frequency converter ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 8: Definitions

    A signal transmitted to the analog inputs 53 or 54, can be voltage or current. The motor current. Bus Reference A signal transmitted to the serial communication port (FC The rated motor current (nameplate data). port). The rated motor speed (nameplate data). ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 9 Constant torque characteristics used for screw and scroll refrigeration compressors. Most significant bit. Digital Inputs The digital inputs can be used for controlling various NLCP functions of the frequency converter. Numerical Local Control Panel LCP101 ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 10 A locked trip can only be cancelled by cutting off mains, removing the cause of the ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 11: Introduction To Vlt ® Hvac Drive

    380 - 500 V, enclosure A, B and C: At altitudes above 2 km, The voltage of the frequency converter is dangerous please contact Danfoss regarding PELV. whenever connected to mains. Incorrect installation of the 380 - 500 V, enclosure D, E and F: At altitudes above 3 km, motor, frequency converter or fieldbus may cause death, please contact Danfoss regarding PELV.

  • Page 12: Ce Labelling

    HVAC Drive Design Guide The EMC directive came into effect January 1, 1996. Voltage Min. Waiting Time (Minutes) Danfoss CE-labels in accordance with the directive and issues a declaration of conformity upon request. To carry 200 - 1.1 - 3.7 5.5 - 45...

  • Page 13: Aggressive Environments

    Such chemical reactions will rapidly affect and damage the with the installer. As an aid to the installer, Danfoss has electronic components. In such environments, mount the prepared EMC installation guidelines for the Power Drive equipment in a cabinet with fresh air ventilation, keeping system.

  • Page 14: Vibration And Shock

    Proper ventilation is still required for the WARNING internal components of the drive. Contact Danfoss for In order to install and use the Safe Stop function in additional information. accordance with the requirements of Safety Category 3 in EN 954-1, the related information and instructions of the 2.5 Vibration and shock...
  • Page 15 33 (D IN) 0V (PNP) (PNP) = Source (NPN) = Sink 37 (D IN) Illustration 2.1 Diagram showing all electrical terminals. (Terminal 37 present for units with Safe Stop Function only.) ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 16 ® Introduction to VLT® HVAC D... HVAC Drive Design Guide ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 17 Illustration 2.3 shows a Stopping Category 0 (EN 60204-1) with safety Category 3 (EN 954-1). The circuit interrupt is caused by an opening door contact. The illustration also shows how to connect a non-safety related hardware coast. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 18 Illustration 2.4 The graph is showing fan curves (A, B and C) for control system for controlling fan and pump systems. reduced fan volumes. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 19 = Rated flow = Rated power = Reduced flow = Reduced power H = Pressure n = Speed regulation = Rated pressure = Rated speed = Reduced pressure = Reduced speed ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 20 Volume % Illustration 2.7 Discharge dampers reduce power consumption somewhat. Inlet Guide Vans offer a 40% reduction but are expensive to install. The Danfoss frequency converter solution reduces energy consumption with more than 50% and is easy to install. ®...
  • Page 21 Such motor starters are not required if a frequency converter is used. As illustrated in the figure below, a frequency converter does not consume more than rated current. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 22 Duct actuator Local Main D.D.C. B.M.S Starter Starter Starter control Control Fuses Fuses Temperature control signal Pressure supply supply 0/10V control Power P.F.C P.F.C signal Factor Correction 0/10V Mains Mains Mains ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 23 The next few pages give typical examples of applications within HVAC. If you would like to receive further information about a given application, please ask your Danfoss supplier for an information sheet that gives a full description of the application.
  • Page 24 PID controller of the HVAC frequency converter can be used to eliminate the need for additional controllers. Pressure signal Frequency Cooling coil Heating coil converter VAV boxes Filter Supply fan Pressure transmitter Flow Frequency converter Return fan Flow ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 25 Several features of the Danfoss HVAC dedicated frequency converter can be utilized to improve the performance of your CAV system. One concern of controlling a ventilation system is poor air quality. The programmable minimum frequency can be set to maintain a minimum amount of supply air regardless of the feedback or reference signal.
  • Page 26 The frequency converters can also be used to turn the fan on and off as needed. Several features of the Danfoss HVAC dedicated frequency converter, the HVAC frequency converter can be utilized to improve the performance of your cooling tower fans application. As the cooling tower fans drop below a certain speed, the effect the fan has on cooling the water becomes small.
  • Page 27 ® Introduction to VLT® HVAC D... HVAC Drive Design Guide Frequency converter Water Inlet Temperature Sensor BASIN Water Outlet Conderser Water pump Supply ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 28 This can amount to savings of 15-20% or more. Trimming the pump impeller is irreversible, thus if the conditions change and higher flow is required the impeller must be replaced. Frequency converter Water Inlet Flow or pressure sensor BASIN Water Outlet Throttling valve Condenser Water pump Supply ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 29 In the event the flow rate needs to be increased later in the systems life, the frequency converter can simply increase the pump speed instead of requiring a new pump impeller. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 30 ® Introduction to VLT® HVAC D... HVAC Drive Design Guide Flowmeter Flowmeter Frequency converter Frequency converter ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 31 Please note that when running multiple pumps in parallel, they must run at the same speed to maximize energy savings, either with individual dedicated drives or one frequency converter running multiple pumps in parallel. Frequency converter Frequency converter ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 32: Control Structures

    The output from the motor control is then limited by the maximum frequency limit. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 33: Pm/Ec+ Motor Control

    (RS-485, USB, or an optional fieldbus). See more The Danfoss EC+ concept provides the possibitily for using about starting, stopping, changing ramps and parameter high efficient PM motors in IEC standard frame size set-ups etc.
  • Page 34 While the default values for the frequency converter’s Closed Loop controller will often provide satisfactory performance, the control of the system can often be optimized by adjusting some of the Closed Loop controller’s parameters. It is also possible to autotune the PI constants. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 35 Min [13] is selected, Zone 2’s setpoint and feedback is sent to the PID controller, since this has the larger difference (feedback is lower than setpoint, resulting in a positive difference). ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 36 This is shown in Illustration 2.13. Ref. signal Ref. P 20-01 P 20-04 Desired P 20-07 FB conversion Flow Flow signal Illustration 2.13 Feedback Conversion ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 37 Digipot ref. DigiPot Decrease ±200% Analog inputs Closed loop Setpoint ±200% Frequency inputs From Feedback Handling Ext. closed loop outputs Clear DigiPot Open loop reference Illustration 2.14 Block Diagram Showing Remote Reference ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 38 2.8.9 Example of Closed Loop PID Control The following is an example of a Closed Loop Control for a ventilation system: Cold air 100kW Heat generating process Temperature n °C transmitter ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 39 In many cases, its performance may be acceptable using the default values of 20-93 PID Proportional Gain and 20-94 PID Integral Time. However, in some cases it may be helpful to optimize these parameter values to provide faster system response while still controlling speed overshoot. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 40: General Aspects Of Emc

    In some situations, however, it will be necessary to break the screen to avoid current loops. FREQUENCY LINE MOTOR CABLE SCREENED MOTOR CONVERTER Earth wire Screen Earth Plane Illustration 2.15 Situation that Generates Leakage Currents ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 41: Emission Requirements

    EN/IEC 61000-6-3 Emission standard for residential, commercial Class B (home and office) and light industrial environments. Second environment EN/IEC 61000-6-4 Emission standard for industrial environments. Class A Group 1 (industrial environment) ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 42 H1 - Integrated EMC filter. Fulfil Class A1/B H2 - No additional EMC filter. Fulfil Class A2 H3 - Integrated EMC filter. Fulfil class A1/B (Frame size A1 only) H4 - Integrated EMC filter. Fulfil class A1 ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 43 The harmonic current data in the table are given in accordance with IEC/EN61000-3-12 with reference to the Power Drive Systems product standard. They may be used as the basis for calculation of the harmonic currents' ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 44: Immunity Requirements

    The requirements for the industrial environment are higher than the requirements for the home and office environment. All Danfoss frequency converters comply with the requirements for the industrial environment and consequently comply also with the lower requirements for home and office environment with a large safety margin.
  • Page 45 8kV AD — — 10V/m — 6 kV CD Table 2.5 EMC Immunity Form 1) Injection on cable shield AD: Air Discharge CD: Contact Discharge CM: Common mode DM: Differential mode ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 46: Galvanic Isolation (Pelv)

    380 - 500V, enclosure D, E and F: At altitudes above 3km, please contact Danfoss regarding PELV. All control terminals and relay terminals 01-03/04-06 525 - 690V: At altitudes above 2km, please contact Danfoss comply with PELV (Protective Extra Low Voltage) (Does not regarding PELV.

  • Page 47: Brake Function

    T = cycle time in seconds is the braking time in seconds (as part of the total cycle time) 50 Hz 150 Hz f [Hz] Mains 3rd harmonics Cable Illustration 2.19 Main Contributions to Leakage Current. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 48 Time P motor 428914 Ω 2) V : R rec = P motor Danfoss offers brake resistors with duty cycle of 5%, 10% 630137 V : R rec = Ω ® and 40% suitable for use with the VLT HVAC Drive P motor frequency converter series.

  • Page 49: Brake Resistor Cabling

    DC link. A short circuit between select the method used for controlling the intermediate two output phases will cause an overcurrent in the circuit voltage level. inverter. The inverter will be turned off individually when ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 50 3000 2.13.1 Motor Thermal Protection 1330 This is the way Danfoss is protecting the motor from being overheated. It is an electronic feature that simulates a bimetal relay based on internal measurements. The charac- teristic is shown in Illustration 2.21 t [s] ...
  • Page 51 Set 1-90 Motor Thermal Protection to Thermistor Trip [2] Set 1-93 Thermistor Source to Analog Input 54 [2] Do not select a reference source. 39 42 53 54 <3.0 k Ω PTC / Thermistor >3.0 k Ω ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 52: Vlt ® Hvac Drive Selection

    ® 3 VLT HVAC Drive Selection 3.1 Options and Accessories Danfoss offers a wide range of options and accessories for the frequency converters. 3.1.1 Mounting of Option Modules in Slot B The power to the frequency converter must be discon- nected.
  • Page 53 24V DC Parameters for set-up: 6-6* and 16-77 Number of analog Output signal Tolerance Max.imp outputs level edance (NPN) 0/4 - 20mA ± 0.1mA < 500Ω 24V DC Illustration 3.3 Principle Diagram ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 54 Cable strips for fastening cables to relay module DISMOUNT RELAY CARD TO ACCESS RS485 TERMINATION (S801) OR CURRENT/VOLTAGE SWITCHES (S201, S202) A2-A3-B3 A5-B1-B2-B4-C1-C2-C3-C4 IMPORTANT! The label MUST be placed on the LCP frame as shown (UL approved). ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 55 WARNING Do not combine low voltage parts and PELV systems. At a single fault the whole system might become dangerous to touch and it could result in death or serious injury. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 56 Providing battery back-up of clock function on control card • As general extension of analog I/O selection available on control card, e.g. for multi-zone control with three pressure transmitters Illustration 3.4 Connection to 24V Backup Supplier (A2-A3). ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 57 Parameter groups for set-up: 26-4*, 26-5* and 26-6*. See When analog inputs are used for temperature sensors, it is ® possible to read out feedback value in both °C and °F. also VLT HVAC Drive Programming Guide, MG11XYY ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 58: Mcb 112 Vlt

    FC 102 together with the MCB 112 can now be used with motors in potentially explosive atmospheres. See the Operating Instructions for the MCB 112 for more information. ATmosphère EXplosive (ATEX) ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 59 2 for maintenance cycle of 2 years 1 for maintenance cycle of 3 years PFD (for yearly functional test) 4.10 *10 λ + λ 8494 FIT λ 934 FIT Ordering number 130B1137 ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 60: Sensor Input Option Mcb

    3 PT100/1000 temperature sensors. One in front, one in the back end bearing, and one in the motor windings. The Standard version code no: 130B1172. Danfoss Option MCB 114 supports 2- or 3-wire sensors Coated version code no: 130B1272. with individual temperature limits for under/over temperature.

  • Page 61: Electrical Wiring

    Pilz relay that prior to power being applied. See Table 3.1 to set the proper tap at terminal T1 located in the rectifier cabinet. monitors it in conjunction with the frequency converter ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 62 The resistor is selected in respect to its ohmic value, its power dissipation rate and its physical size. Danfoss offers a wide variety of different resistors that are specially designed to our frequency converters. See the section Control with brake function for the dimensioning of brake resistors.
  • Page 63 If the enclosure kit is used, an IP20 unit is upgraded to comply with enclosure IP21/ 41 top/TYPE 1. ® The IP41 top can be applied to all standard IP20 VLT HVAC Drive variants. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 64 Dimensions Height (mm) Width (mm) Depth (mm) Enclosure type * If option A/B is used, the depth will increase (see section Mechanical Dimensions for details) A2, A3, B3 B4, C3, C4 ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 65 (A). B3 Enclosure B4 - C3 - C4 Enclosure NOTE Side-by-side installation is not possible when using the IP 21/ IP 4X/ TYPE 1 Enclosure Kit ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 66 Sine-wave filters enable use of longer motor cables in applications where the motor is installed far from the drive. The length is unfortunately limited because the filter does not reduce leakage currents in the cables. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 67: How To Order

    Order the frequency converter as either standard or with Enclosure 13-15 integral options by sending a type code string describing Enclosure type the product a to the local Danfoss sales office, i.e.: Enclosure class Control supply voltage FC-102P18KT4E21H1XGCXXXSXXXXAGBKCXXXXDX Hardware configuration...
  • Page 68 X: No Mains disconnect switch and Load Sharing 1: With Mains disconnect switch (IP55 only) Mains option 8: Mains disconnect and Load Sharing D: Load Sharing See Chapter 8 for max. cable sizes. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 69 D0: DC backup The various options are described further in this Design Guide. 1): Available for all D frames. E frames 380-480/500V AC only 2) Consult factory for applications requiring maritime certification ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 70 G: Mains disconnect, contactor, loadsharing terminals & fuses H: Mains circuit breaker, contactor, loadsharing terminals & fuses J: Mains circuit breaker & fuses K: Mains circuit breaker, loadsharing terminals & fuses ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 71 CX: No options options X: No options C option software 36-37 XX: Standard software D options 38-39 DX: No option D0: DC backup The various options are described further in this Design Guide. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 72: Ordering Numbers

    Profibus top Top entry kit for Profibus 176F1742 Table 4.2 Options can be ordered as factory built-in options, entry kit connection - D + E enclosures see ordering information. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 73 MCB 107 24 V DC back-up 130B1208 External Options Ethernet IP Ethernet master For information on fieldbus and application option compatibility with older software versions, please contact your Danfoss supplier. Type Description Spare Parts Ordering no. Comments Control board FC...

  • Page 74: Ordering Numbers: High Power Kits

    E Frames 130B1156 177R0091 F Frames 176F1784 4.2.3 Ordering Numbers: Harmonic Filters Harmonic filters are used to reduce mains harmonics. • AHF 010: 10% current distortion • AHF 005: 5% current distortion ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 75 130B2470 130B2482 P160 130B2471 130B2483 P200 130B2468 130B2480 P250 + 130B2469 + 130B2481 2x 130B2469 2x 130B2481 P315 2x130B2470 2x130B2482 P355 130B2470 130B2482 P400 + 130B2471 + 130B2483 2x130B2471 130B2483 P450 ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 76 175G6667 P315 175G6652 + 175G6653 175G6641 + 175G6665 P400 2x175G6653 2x175G6665 P450 175G6653 + 175G6654 175G6665 + 175G6666 P500 2X 175G6654 2X 175G6666 P560 175G6654 + 175G6655 175G6666 + 175G6667 P630 ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 77 130B2334 + 130B2335 130B2299 + 130B2300 P400 2x130B2335 2x130B2300 P450 130B2300 + 130B2301 P500 2x130B2301 P560 130B2301 + 130B2300 P630 2x130B2302 P710 Table 4.3 * For higher currents, please contact Danfoss. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 78 2x130B2317 2x130B2291 1500 P1M0 2x130B2318 2x130B2292 1700 When using Sine-wave filters, the switching frequency should comply with filter specifications in 14-01 Switching Frequency. NOTE See also Output Filter Design Guide, MG.90.Nx.yy ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 79 130B2340 1320 P1M4 2x130B2382 2x130B2338 1479 NOTE When using Sine-wave filters, the switching frequency should comply with filter specifications in 14-01 Switching Frequency. NOTE See also Output Filter Design Guide, MG.90.Nx.yy ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 80 P630 130B2407 130B2394 1500 P630 P710 130B2407 130B2394 1500 P710 P800 130B2407 130B2394 1500 P800 P1M0 130B2407 130B2394 1500 P1M0 130B2410 130B2395 2300 NOTE See also Output Filter Design Guide, MG.90.Nx.yy ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 81 130B2431 130B2422 1350 P1M2 130B2431 130B2422 1350 P1M4 2x130B2430 2x130B2421 1530 NOTE See also Output Filter Design Guide, MG.90.Nx.yy 4.2.8 Ordering Numbers: Brake Resistors NOTE See Brake Resistor Design Guide, MG.90.Ox.yy ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 82: How To Install

    Accessory bags containing necessary brackets, screws and connectors are included with the frequency converter upon delivery. * IP21 can be established with a kit as described in the section: IP 21/ IP 4X/ TYPE 1 Enclosure Kit in the Design Guide. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 83: Mechanical Dimensions

    ® How to Install HVAC Drive Design Guide 5.1.2 Mechanical Dimensions ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 84 ® How to Install HVAC Drive Design Guide ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 85 ® How to Install HVAC Drive Design Guide ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 86 ® How to Install HVAC Drive Design Guide 5.1.3 Accessory Bags ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 87 Table 5.2 When mounting enclosure sizes A5, B1, B2, B3, B4, C1, C2, C3 and C4 on a non-solid back wall, the frequency converter must be provided with a back plate A due to insufficient cooling air over the heat sink. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 88: Lifting

    Illustration 5.2 Recommended Lifting Method, Frame Size F1 (460V, 600 to 900 HP, 575/690V, 900 to 1150 HP) Illustration 5.5 Recommended Lifting Method, Frame Size F4 (460V, 1000 to 1200 HP, 575/690V, 1250 to 1350 HP) ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 89: Safety Requirements Of Mechanical Installation

    Observe the information in the list to avoid serious injury or equipment damage, especially IP 21/IP 4X top/TYPE 1 kits or IP 54/55 units are when installing large units. recommended. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 90: Electrical Installation

    1) For different cable dimensions x/y, where x and y ≥ 35mm ≤ 10mm 2) Cable dimensions above 18.5kW and below 22kW 3) For data on the F frame sizes consult FC 100 High Power Operating Instructions. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 91: Electrical Installation And Control Cables

    33 (D IN) 0V (PNP) (PNP) = Source (NPN) = Sink 37 (D IN) Illustration 5.6 Diagram Showing all Electrical Terminals. (Terminal 37 Present for Units with Safe Stop Function only.) ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 92 • Make the screen connections with the largest busbar option. possible surface area (cable clamp). This is done by using the supplied installation devices in the frequency converter. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 93 Ø42.9 Ø33.1 Ø42.9 Illustration 5.10 Cable entry holes for enclosure B2. The suggested use of the holes are purely recommendations and other solutions are possible. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 94: Removal Of Knockouts For Extra Cables

    Illustration 5.13 Cable entry holes for enclosure C2. The suggested use of the holes are purely recommendations and other solutions are possible. Legend: A: Line in B: Brake/load sharing C: Motor out D: Free space ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 95 (26.311) (23.346) 37.7 (1.485) 460.0 (18.110) 216.5 199.5 (8.524) (7.854) 535.0 (21.063) 281.8 258.5 (11.096) (10.177) 533.0 35.5 36.2 (20.984) (1.398) (1.425) 595.8 (23.457) 1328.8 (52.315) Illustration 5.17 Frame Size F1 ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 96 HVAC Drive Design Guide 5.2.8 Fuses Short-circuit protection: Danfoss recommends using the fuses/Circuit Breakers listed in and to protect service personnel and property in case of A frequency converter that works correctly limits the component break-down in the frequency converter.

  • Page 97: Non Ul Compliance Fuses

    1) Max. fuses - see national/international regulations for selecting an applicable fuse size. Table 5.5 Non-UL Fuses 200V to 480V If UL/cUL is not to be complied with, Danfoss recommends using the following fuses, which will ensure compliance with EN50178:...
  • Page 98 L50S fuses from LITTEL FUSE may substitute L50S fuses for 240V frequency converters. A6KR fuses from FERRAZ SHAWMUT may substitute A2KR for 240V frequency converters. A50X fuses from FERRAZ SHAWMUT may substitute A25X for 240V frequency converters. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 99 170M7082 2000A, 20 695 32.2000 170M7082 700V P800 170M7083 2500A, 20 695 32.2500 170M7083 700V P1M0 170M7083 2500A, 20 695 32.2500 170M7083 700V Table 5.11 Frame Size F, Line Fuses, 380-480V ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 100 Rating P630 170M6013 900 A, 6.9URD33 20 630 32.900 700 V D08A090 D, E and F KTK-4 4 A, 600 V Table 5.17 SMPS Fuse Table 5.14 Frame Size E, 525-690V ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 101 Time Delay, 25 A P710- LPJ-20 SP 20 A, 600 V Any listed P1M4, or SPI Class J Dual 525-690 V Element, Time Delay, 20 A Table 5.19 Manual Motor Controller Fuses ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 102 Remove the screw driver. The cable is now mounted to the terminal. To remove the cable from the terminal: Insert a screw driver in the square hole. Pull out the cable. Max. 0.4 x 2.5mm ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 103 12/13) Default settings: 18 = latched start 27 = stop inverse Start Stop inverse Safe Stop Speed Start (18) Start (27) Illustration 5.22 Terminal 37 available with Safe Stop Function only! ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 104 20, 55, 39) to avoid ground currents from both groups to affect other groups. For example, switching on the digital input may disturb the analog input signal. NOTE Control cables must be screened/armoured. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 105 Default setting: S201 (A53) = OFF (voltage input) S202 (A54) = OFF (voltage input) S801 (Bus termination) = OFF NOTE It is recommended to only change switch position at power off. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 106: Final Set-Up And Test

    This number along with the description of the alarm will assist you in troubleshooting. If you contact Danfoss Service, make sure to mention number and alarm description. BAUER D-7 3734 ESLINGEN Unsuccessful AMA is often caused by incorrectly registered 3~ MOTOR NR.
  • Page 107 4-13 Motor Speed High Limit [RPM] or 4-14 Motor Speed High Limit [Hz] Ramp-up Time 1 [s] 3-41 Ramp 1 Ramp Up Time Ramp-down Time 1 [s] 3-42 Ramp 1 Ramp Down Time ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 108: Additional Connections

    P800-P1M0 380-480V & Merlin Gerin size Power & Voltage Type P1M0-P1M4 525-690V NRK36000S20AAYP P500-P560 380-480V & P710-P900 525-690V Eaton XTCE650N22A P 630-P710380-480V Eaton XTCEC14P22B P800-P1M0 380-480V & P1M0-P1M4 525-690V Eaton XTCEC14P22B ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 109: Brake Resistor Temperature Switch

    100 and 101. A 5 Amp fuse should be used for protection. In UL applications this should be LittleFuse KLK-5 or equivalent. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 110 Provide further motor protection by e.g. thermistors in each motor or individual thermal relays. LC lter (Circuit breakers are not suitable as protection). ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 111 1-24 Motor Current is set to the rated motor current (see Apply conductive lubrication motor name plate). Try to ensure the line voltage is balanced to ground. This can be difficult for IT, TT, TN-CS or Grounded leg systems ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 112: Installation Of Misc. Connections

    RS 485 PC-based Configuration Tool MCT 10 Set-up Software All frequency converters are equipped with a serial communication port. Danfoss provides a PC tool for In order to avoid potential equalizing currents in the communication between PC and frequency converter, PC- screen, earth the cable screen via terminal 61, which is based Configuration Tool MCT 10 Set-up Software.

  • Page 113: Safety

    Please order your CD containing the MCT 31 PC tool using code number 130B1031. Load Drive Settings: Connect a PC to the unit via USB com port MCT 31 can also be downloaded from the Danfoss Internet: http://www.danfoss.com/BusinessAreas/DrivesSo- Open PC-based Configuration Tool MCT 10 Set-up lutions/Softwaredownload/DDPC+Software+Program.htm.

  • Page 114: Emc-Correct Installation

    See the control and mains cables. Full connection of 2.9.3 EMC Test Results (Emission). the conduit from the drive to the motor is ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 115: Use Of Emc-Correct Cables

    Protective earth Illustration 5.25 EMC-correct Electrical Installation of a Frequency Converter in Cabinet. 5.7.2 Use of EMC-Correct Cables Danfoss recommends braided screened/armoured cables to optimise EMC immunity of the control cables and the EMC emission from the motor cables. The ability of a cable to reduce the in- and outgoing...
  • Page 116 Aluminium-clad with copper wire. Twisted copper wire or armoured steel wire cable. Single-layer braided copper wire with varying percentage screen coverage. This is the typical Danfoss reference cable. Double-layer braided copper wire. Twin layer of braided copper wire with a 0,01 100 MHz magnetic, screened/armoured intermediate layer.
  • Page 117 If RCD relays are used, local regulations must be observed. Relays must be suitable for protection of 3-phase equipment with a bridge rectifier and for a brief discharge on power-up see 2.11 Earth Leakage Current for further information. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 118: Application Examples

    Stop inverse Safe Stop Speed Start/Stop [18] Illustration 6.1 Terminal 37: Available only with Safe Stop Function Start (18) Start (27) Illustration 6.2 Terminal 37: Available only with Safe Stop Function ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 119: Potentiometer Reference

    Rs. Normally, this is not critical. Only one event will be evaluated at any time. If an event is evaluated as FALSE, nothing happens (in the SLC) during ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 120: Slc Application Example

    Set Action 1 in 13-52 SL Controller Action [1] to Select preset 0 [10] Set Action 2 in 13-52 SL Controller Action [2] to Start Timer 0 [29] Set Action 3 in 13-52 SL Controller Action [3] to Select preset 1 [11] ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 121: Basic Cascade Controller

    The alternation of the range is not an ideal solution because of low pump lead pump can take place at a command signal or at staging (adding another pump). ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 122: Pump Staging With Lead Pump Alternation

    De-stage at No-Flow ensures that all fixed speed pumps are stopped individually until the no-flow With lead pump alternation enabled, a maximum of two status disappears. pumps are controlled. At an alternation command, the ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 123: Fixed Variable Speed Pump Wiring Diagram

    E.g. RELAY 1 cuts in contactor K1, which becomes the lead pump. • K1 blocks for K2 via the mechanical interlock preventing mains to be connected to the output of the frequency converter (via K1). ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 124: Cascade Controller Wiring Diagram

    Ramps up (if stopped by a normal stop Destaging (if running) command) or stays in operation if already running Ramps down Destaging Auto On Starts and stops according to commands via Staging/Destaging terminals or serial bus ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 125: Installation And Set-Up

    If more than one frequency converter is connected to a of the frequency converter to terminate the RS-485 bus. master, use parallel connections. Illustration 7.2 Terminator Switch Factory Setting The factory setting for the dip switch is OFF. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 126: Emc Precautions

    The FC protocol, also referred to as FC bus or Standard transmission is interrupted. bus, is the Danfoss standard fieldbus. It defines an access technique according to the master-slave principle for 7.1.4 EMC Precautions communications via a serial bus.

  • Page 127: Network Configuration

    1s in the 8 data bits and the parity bit in total. A stop bit completes a character, thus consisting of 11 bits in all. Start Even Stop Parity bit ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 128: Telegram Length (Lge)

    The PCD is made up of a data block of 4 bytes (2 words) and contains: Control word and reference value (from master to slave) Status word and present output frequency (from slave to master) PCD1 PCD2 ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 129: The Pke Field

    Write parameter value in RAM (word) Write parameter value in RAM (double word) Write parameter value in RAM and EEprom (double word) Write parameter value in RAM and EEprom (word) Read/write text ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 130: Index (Ind)

    If a parameter contains not a numerical value but several data options, Write text Fx xx 05 00 e.g. 0-01 Language where [0] corresponds to English, and ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 131: Conversion

    PWEHIGH = 0000 Hex PWELOW = 03E8 Hex - Data value 1000, corresponding to 100 Hz, see Conversion. The telegram will look like this: E19E 0000 H 0000 H 03E8 high ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 132: Reading A Parameter Value

    7.6 Modbus RTU Overview 7.6.4 Frequency Converter with Modbus 7.6.1 Assumptions Danfoss assumes that the installed controller supports the The frequency converter communicates in Modbus RTU interfaces in this document, and strictly observe all format over the built-in RS-485 interface. Modbus RTU...

  • Page 133: Frequency Converter With Modbus Rtu

    This will cause a time-out (no response from the slave), since the value in the final CRC field will not be valid for the combined messages. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 134: Address Field

    Parameter write control (master to slave) Master to slave Parameter changes are written to the RAM of the frequency converter Parameter changes are written to the RAM and EEPROM of the frequency converter. 66-65536 Reserved ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 135: How To Control The Frequency Converter

    10 hex Modbus RTU Get comm. event counter B hex Report slave ID 11 hex Modbus RTU supports use of the following function codes in the function field of a message. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 136: Modbus Exception Codes

    (or slave) was attempting to perform 4x registers (40001 – 4FFFF). The parameters are read the requested action. using function 03HEX "Read Holding Registers" and written using function 10HEX "Preset Multiple Registers." Readable ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 137: Examples

    Slave Address 01 (frequency converter address) Function 01 (read coils) Byte Count 02 (2 bytes of data) Data (Coils 40-33) Data (Coils 48-41) 06 (STW=0607hex) Error Check (CRC) ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 138 0B (Register address 3029) Starting Address LO 05 (Register address 3029) No. of Points HI No. of Points LO 02 - (Par. 3-03 is 32 bits long, i.e. 2 registers) Error Check (CRC) ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 139: Danfoss Fc Control Profile

    ® RS-485 Installation and Set... HVAC Drive Design Guide Field Name Example (HEX) Slave Address 7.11 Danfoss FC Control Profile Function 7.11.1 Control Word According to FC Register Address HI Profile (8-10 Control Profile = FC Register Address LO profile)
  • Page 140 Bit 15 = ’0’: No reversing. Bit 15 = ’1’: Reversing. In the default setting, reversing is set to digital in 8-54 Reversing Select. Bit 15 causes reversing only when Ser. communi- cation, Logic or or Logic and is selected. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 141 Bit 13 = ’0’: There are no voltage warnings. Bit 13 = ’1’: The Bit 03 = ’1’: The frequency converter trips. To re-establish DC voltage in the frequency converter’s intermediate operation, enter [Reset]. circuit is too low or too high. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 142 (0hex) (4000hex) Par.3-00 set to Reverse Forward (1) -max- +max Par.3-03 Par.3-03 Max reference Max reference 100% (0hex) (4000hex) Par.3-00 set to Forward (0) min-max Par.3-02 Par.3-03 Min reference Max reference ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 143: General Specifications And Troubleshooting

    Weight enclosure IP55 [kg] 9.7/13.5 9.7/13.5 9.7/13.5 13.5 13.5 Weight enclosure IP 66 [kg] 9.7/13.5 9.7/13.5 9.7/13.5 13.5 13.5 Efficiency 0.96 0.96 0.96 0.96 0.96 Table 8.1 Mains Supply 200 - 240 VAC ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 144 ® General Specifications and ... HVAC Drive Design Guide ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 145 ® General Specifications and ... HVAC Drive Design Guide ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 146 ® General Specifications and ... HVAC Drive Design Guide ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 147 ® General Specifications and ... HVAC Drive Design Guide ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 148 ® General Specifications and ... HVAC Drive Design Guide ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 149 ® General Specifications and ... HVAC Drive Design Guide 8.1.1 Mains Supply High Power ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 150 IP21, IP 54 [kg] Weight, enclosure IP00 [kg] 0.98 Efficiency Output frequency 0 - 800 Hz Heatsink overtemp. 90 °C 110 °C 110°C 110°C 110°C trip Power card ambient 60 °C trip ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 151 , 460 V Weight, enclosure IP21, IP 54 [kg] Weight, enclosure IP00 [kg] 0.98 Efficiency Output frequency 0 - 600 Hz Heatsink overtemp. trip 110°C 68 °C Power card ambient trip ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 152 1246/ 1541 enclosure IP21, IP 54 [kg] Weight Rectifier Module [kg] Weight Inverter Module [kg] Efficiency 0.98 Output frequency 0-600 Hz 95 °C Heatsink overtemp. trip 68 °C Power card ambient trip ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 153 ® General Specifications and ... HVAC Drive Design Guide 8.1.2 Mains Supply 3 x 525 - 690V AC ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 154 Weight, Enclosure IP21, IP54 [kg] Weight, Enclosure IP00 [kg] 0.98 Efficiency Output frequency 0 - 600 Hz 110 °C 110 °C Heatsink overtemp. trip 85°C 90°C 110°C Power card ambient trip 60°C ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 155 IP00 [kg] Efficiency 0.98 Output frequency 0 - 600 Hz 0 - 500 Hz 0 - 500 Hz Heatsink overtemp. trip 110°C 110°C 110°C Power card ambient trip 60°C 60°C 68°C ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 156 [W] 690V Weight, enclosure IP21, IP54 [kg] Weight, enclosure IP00 [kg] Efficiency 0.98 Output frequency 0 - 500Hz Heatsink overtemp. trip 110°C Power card ambient trip 68°C ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 157 1166 1386 1557 575/690V) [A] Continuous KVA 1056 1255 1409 (at 550V) [KVA] Continuous KVA 1056 1255 1409 (at 575V) [KVA] Continuous KVA 1016 1129 1267 1506 1691 (at 690V) [KVA] ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 158 (Though typical only 4W extra for a fully loaded control card, or options for slot A or slot B, each). Although measurements are made with state of the art equipment, some measurement inaccuracy must be allowed for (+/-5%). ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 159: General Specifications

    Input resistance, R approx. 4 kΩ All digital inputs are galvanically isolated from the supply voltage (PELV) and other high-voltage terminals. 1) Terminals 27 and 29 can also be programmed as output. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 160 The RS-485 serial communication circuit is functionally seated from other central circuits and galvanically isolated from the supply voltage (PELV). Digital output Programmable digital/pulse outputs Terminal number 27, 29 Voltage level at digital/frequency output 0 - 24V ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 161 Enclosure type A IP 20/Chassis, IP 21kit/Type 1, IP55/Type12, IP 66/Type12 Enclosure type B1/B2 IP 21/Type 1, IP55/Type12, IP 66/12 Enclosure type B3/B4 IP20/Chassis Enclosure type C1/C2 IP 21/Type 1, IP55/Type 12, IP66/12 ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 162 The USB connection is galvanically isolated from the supply voltage (PELV) and other high-voltage terminals. The USB connection is not galvanically isolated from protection earth. Use only isolated laptop/PC as connection to the USB connector on frequency converter or an isolated USB cable/converter. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 163: Efficiency

    The acoustic noise from the frequency converter comes graph must be multiplied with the specific efficiency factor from three sources: listed in the specification tables: DC intermediate circuit coils. Integral fan. RFI filter choke. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 164: Peak Voltage On Motor

    (such as a frequency converter), fit a sine- wave filter on the output of the frequency converter. To obtain approximate values for cable lengths and voltages not mentioned below, use the following rules of thumb: ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 165 0.580 0.832 0.720 0.574 0.661 Frequency Converter, P30K, T2 Cable Mains Rise time Vpeak dU/dt length [m] voltage [V] [μsec] [kV] [kV/μsec] 0.194 0.626 2.581 0.252 0.574 1.929 0.444 0.538 0.977 ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 166 1.050 2.376 0.400 0.980 2.000 Frequency Converter, P15K, T4 Cable Mains Rise time Vpeak dU/dt length [m] voltage [V] [μsec] [kV] [kV/μsec] 0.422 1.060 2.014 0.464 0.900 1.616 0.896 1.000 0.915 ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 167 Vpeak length [m] voltage [V] [μsec] [kV] [kV/μsec] 0.371 1.170 2.466 Frequency Converter, P90K, T4 Rise time dU/dt Cable Mains Vpeak length [m] voltage [V] [μsec] [kV] [kV/μsec] 0.364 1.030 2.264 ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 168: Special Conditions

    50 °C. The cooling capability of air is decreased at lower air For more specific data and/or derating information for pressure. other motors or conditions, please contact Danfoss. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 169 2500 3000 design phase to avoid over-loading of the motor. Altitude (meters above sea level)* Derating of output current versus altitude at T AMB, MAX frame sizes D, E and F. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 170: Troubleshooting

    Torque limit Over Current Earth fault Hardware mismatch Short Circuit Control word timeout 8-04 Start failed Internal Fan Fault External Fan Fault 14-53 Brake resistor short-circuited Brake resistor power limit 2-13 ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 171 Power Unit Setup Illegal PS config Drive Initialized to Default Value Analog input 54 wrong settings NoFlow 22-2* Dry Pump 22-2* End of Curve 22-5* Broken Belt 22-6* Start Delayed 22-7* ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 172 A trip lock is an action when an alarm occurs, which may cause damage to frequency converter or connected parts. A Trip Lock situation can only be reset by a power cycling. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 173 The alarm words, warning words and extended status words can be read out via serial bus or optional fieldbus for diagnosis. See also 16-90 Alarm Word, 16-92 Warning Word and 16-94 Ext. Status Word. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 174: Alarm Words

    Brake chopper fault 08000000 Reserved 10000000 Earth fault DESAT 10000000 Reserved 20000000 Drive initialised 20000000 Reserved 40000000 Safe Stop [A68] 40000000 PTC 1 Safe Stop [A71] 80000000 80000000 Dangerous Failure [A72] ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 175: Warning Words

    Current limit 02000000 Reserved 04000000 04000000 Reserved 08000000 08000000 Reserved 10000000 10000000 Reserved 20000000 20000000 Reserved 40000000 Safe Stop [W68] 40000000 PTC 1 Safe Stop [W71] 80000000 Not used 80000000 Reserved ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 176: Extended Status Words

    01000000 Bypass 02000000 Reserved 02000000 Fire Mode 04000000 Reserved 04000000 Reserved 08000000 Reserved 08000000 Reserved 10000000 Reserved 10000000 Reserved 20000000 Reserved 20000000 Reserved 40000000 Reserved 40000000 Reserved 80000000 Reserved 80000000 Reserved ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 177: Fault Messages

    WARNING/ALARM 7, DC overvoltage Check that the motor current set in 1-24 Motor If the intermediate circuit voltage exceeds the limit, the Current is correct. frequency converter trips after a time. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 178 If extended mechanical cable. brake control is selected, trip can be reset externally. Increase 8-03 Control Word Timeout Time Check the operation of the communication equipment. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 179 The frequency converter is still the table below is displayed. operational but, since the brake transistor has short- circuited, substantial power is transmitted to the brake resistor, even if it is inactive. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 180 Check 5-32 Term X30/6 Digi Check for loose or missing wiring Out (MCB 101). It may be necessary to contact your Danfoss supplier or For X30/7, check the load connected to X30/7 or remove service department. Note the code number for further the short-circuit connection.
  • Page 181 The frequency converter is too cold to operate. This Parameter settings are initialised to default settings after a warning is based on the temperature sensor in the IGBT manual reset. Reset the unit to clear the alarm. module. ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 182 WARNING 203, Missing motor With a frequency converter operating multi-motors, an under-load condition was detected. This could indicate a missing motor. Inspect the system for proper operation. ® MG11BB02 - VLT is a registered Danfoss trademark...

  • Page 183: Index

    Alarms And Warnings............... 169 Closed Loop Control For A Ventilation System......37 Aluminium Conductors..............92 CO2 Sensor....................24 AMA......................118 Coasting................... 140, 7, 139 Communication Option..............178 Comparison Of Energy Savings............19 ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 184 Fuse Tables..................... 98 Disposal Instruction................11 Fuses....................178, 95 Drive Configurator................66 DU/dt Filters................... 65 General Aspects Of EMC Emissions............39 Aspects Of Harmonics Emission..........42 Earth Leakage Current..............113 Specifications.................. 158 ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 185 Numbers: Sine-Wave Filter Modules, 525-600/690 VAC..78 Mains Output Disconnectors................. 107 Current....................176 Drop-out....................49 Filters....................65 Supply................ 9, 142, 146, 152 Performance (U, V, W)..............158 Supply 3 X 525-690V AC.............. 153 Outputs For Actuators................ 56 ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 186 Frequency................. 176, 92 Option MCB 105................53 On The Output.................. 48 Output....................108 Outputs..................... 160 Symbols...................... 6 Removal Of Knockouts For Extra Cables........93 System Status And Operation............121 Reset....................176, 180 ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 187 Varying Flow Over 1 Year..............20 VAV......................23 Vibration And Shock................13 Vibrations....................25 Voltage Level..................158 VVCplus....................... 9 Warning Against Unintended Start............. 10 Words....................174 What Is CE Conformity And Labelling?..........11 Is Covered................... 11 ® MG11BB02 - VLT is a registered Danfoss trademark...
  • Page 188 130R0084 MG11BB02 Rev. 2011-08-19 *MG11BB02*...

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