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Danfoss VLT HVAC Basic Drive Programming Manual

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MAKING MODERN LIVING POSSIBLE
Programming Guide
VLT
®
HVAC Basic Drive

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Summary of Contents for Danfoss VLT HVAC Basic Drive

  • Page 1 MAKING MODERN LIVING POSSIBLE Programming Guide ® HVAC Basic Drive...

  • Page 2: Table Of Contents

    Contents VLT HVAC Basic Drive Programming Guide Contents 1 Introduction 1.1.1 Copyright, Limitation of Liability and Revision Rights 1.1.2 Symbols 1.1.3 Abbreviations 1.1.5 Definitions 1.1.6 Electrical Overview 2 How to Programme 2.1 Programming with MCT-10 Setup software 2.2 Local Control Panel (LCP) 2.3 Menus...

  • Page 3: Ramp

    Contents VLT HVAC Basic Drive Programming Guide 3.4.1 3-0* Reference Limits 3.4.2 3-1* References 3.4.3 3-4* Ramp 1 3.4.4 3-5* Ramp 2 3.4.5 3-8* Other Ramps 3.5 Main Menu - Limits/Warnings - Group 4 3.5.1 4-1* Motor Limits 3.5.2 4-5* Adj. Warnings 3.5.3 4-6* Speed Bypass...
  • Page 4 Contents VLT HVAC Basic Drive Programming Guide 3.11 Main Menu - Drive Information - Group 15 3.11.1 15-0* Operating Data 3.11.2 15-3* Alarm Log 3.11.3 15-4* Drive Identification 3.12 Main Menu - Data Readouts - Group 16 3.12.1 16-0* General Status 3.12.2 16-1* Motor Status...
  • Page 5 Contents VLT HVAC Basic Drive Programming Guide 5.1.9 8-** Comm. and Options 5.1.10 13-** Smart Logic 5.1.11 14-** Special Functions 5.1.12 15-** Drive Information 5.1.13 16-** Data Readouts 5.1.14 18-** Info & Readouts 5.1.15 20-** Drive Closed Loop 5.1.16 22-** Appl. Functions 5.1.17 24-** Appl.

  • Page 6: Introduction

    In no event shall Danfoss be liable for direct, indirect, special, incidental, or consequential damages arising out of the use, or the inability to use information contained in this manual, even if advised of the possibility of such damages.

  • Page 7: Symbols

    Introduction VLT HVAC Basic Drive Programming Guide 1.1.2 Symbols 1.1.3 Abbreviations Symbols used in this guide. Alternating current American wire gauge NOTE Ampere/AMP Automatic Motor Adaptation Indicates something to be noted by the reader. Current limit °C CAUTION Degrees Celsius...

  • Page 8: Definitions

    This tool may be used to project, as accurately as possible, the costs, savings, Rated motor speed (nameplate data). and payback of using Danfoss drives on HVAC fans and pumps. Synchronous motor speed x = Revision number yy = Language code 2 ×...
  • Page 9 Introduction VLT HVAC Basic Drive Programming Guide Break-away torque Miscellaneous: Analog Inputs The analog inputs are used for controlling various functions Torque of the frequency converter. Pull-out There are two types of analog inputs: Current input, 0-20mA and 4-20mA Voltage input, 0-10V Analog Outputs The analog outputs can supply a signal of 0-20mA, 4-20mA.
  • Page 10 Introduction VLT HVAC Basic Drive Programming Guide Set-up The power factor for 3-phase control: You can save parameter settings in two Set-ups. Change between the two parameter Set-ups and edit one Set-up, I 1 x cos ϕ1 since cos ϕ1 = 1...
  • Page 11 Introduction VLT HVAC Basic Drive Programming Guide sharing (linking of DC intermediate circuit) or in error, be delayed or fail to occur entirely. When external 24V DC are installed. Check that all voltage used in situations where safety is critical, these sources have been disconnected and that the control signals must not be relied on exclusively.

  • Page 12: Electrical Overview

    Introduction VLT HVAC Basic Drive Programming Guide 1.1.6 Electrical Overview 3 Phase power input Motor UDC- Not present on all power sizes UDC+ 50 (+10V OUT) relay2 +10Vdc 240Vac 2A 0-10Vdc- 53 (A IN) 0/4-20 mA 54 (A IN) 0-10Vdc-...

  • Page 13: How To Programme

    (factory setting). When active This software can either be ordered using code number and edit set-up differ, both numbers are shown in the 130B1000 or downloaded from the Danfoss Web site: http:// display (Setup 12). The number flashing, indicates the edit www.danfoss.com/BusinessAreas/DrivesSolutions/Software- set-up.

  • Page 14: Menus

    Allows quick setup of the frequency converter. The most The wizard will initially start up after power up until a common VLT HVAC Basic Drive functions can be parameter has been changed. The wizard can always be programmed here: The [Quick Menu] consists of: accessed again through the quick menu.
  • Page 15 How to Programme VLT HVAC Basic Drive Programming Guide At power up the user is asked to choose hte prefered laguage. 0-03 Regional Settings [0] International Select language Setup 1 [1] English Setup 1 Main Status Quick 1-20 Motor Power...
  • Page 16 How to Programme VLT HVAC Basic Drive Programming Guide The FC101 Start-up Wizard for Open Loop Applications No & Name Range Default Function 0-03 Regional Settings [0] International [1] US 1-20 Motor Power 0.12-110kW/0.16-150hp Size related Enter motor power from nameplate data 1-22 Motor Voltage 50.0 - 1000.0V...
  • Page 17 How to Programme VLT HVAC Basic Drive Programming Guide Closed Loop Set-up Wizard 0-03 Regional Settings International Asynchronous Motor 1-20 Motor Power 1.10 1-22 Motor Voltage 0050 1-23 Motor frequency 0050 1-24 Motor current 04.66 1-25 Motor nominal speed 1420...
  • Page 18 How to Programme VLT HVAC Basic Drive Programming Guide Closed Loop Set-up Wizard No & Name Range Default Function 0-03 Regional Settings [0] International [1] US 1-20 Motor Power 0.09-110kW Size related Enter motor power from nameplate data 1-22 Motor Voltage 50.0 - 1000.0V...

  • Page 19: Main Menu

    3-41 Ramp 1 0.05 - 3600.0 s Size related Ramp up time For the majority of VLT HVAC Basic Drive applications it is not Ramp up Time from 0 to rated necessary to access the Main Menu parameters but instead...

  • Page 20: Quick Transfer Of Parameter Settings Between Multiple Frequency Converters

    Default Settings in two Ways Recommended initialisation (via 14-22 Operation Mode) Once the set-up of a frequency converter is complete, Danfoss recommends that you store the data in the LCP or Select 14-22 Operation Mode. on a PC via MCT-10 Setup software tool.

  • Page 21: Parameters

    Parameters VLT HVAC Basic Drive Programming Guide 3 Parameters 0-04 Operating State at Power-up 3.1 Main Menu - Operation and Display - Option: Function: Group 0 Forced Uses saved reference [1] to stop the frequency stop, converter but at the same time retain the local...

  • Page 22: Define And Set-Up Operations

    Parameters VLT HVAC Basic Drive Programming Guide 0-06 GridType 0-10 Active Set-up Option: Function: Option: Function: [120] 440-480V/60Hz/IT- Select the set-up in which the frequency converter grid is to operate. Use 0-51 Set-up Copy to copy a set-up to one or all [121] 440-480V/60Hz/Delta other set-ups.

  • Page 23: Lcp Custom Readout

    Parameters VLT HVAC Basic Drive Programming Guide 3.1.3 0-3* LCP Custom Readout 0-30 Custom Readout Unit Option: Function: It is possible to customize the display elements for various purposes: *Custom Readout. Value proportional to speed [10] l/Min (Linear, squared or cubed depending on unit selected in [11] 0-30 Custom Readout Unit) *Display Text.

  • Page 24: Lcp

    Parameters VLT HVAC Basic Drive Programming Guide 3.1.5 0-5* Copy / Save 0-32 Custom Readout Max Value Range: Function: Copy parameter settings between set-ups and to/from the 100.0 Custom- [0.0 - 999999.99 This parameter sets the LCP. ReadoutUnit CustomRea- max value to be shown...

  • Page 25: General Settings

    Parameters VLT HVAC Basic Drive Programming Guide 1-03 Torque Characteristics 3.2 Main Menu - Load and Motor - Group 1 Option: Function: Auto Auto Energy Optimization VT [3]: For optimum Energy energy efficient speed control of centrifugal Parameters related to the motor nameplate load compen- Optim.
  • Page 26 Parameters VLT HVAC Basic Drive Programming Guide NOTE 1-20 Motor Power This parameter cannot be adjusted while the motor is Range: Function: running. [17] 15.00kW - 20 hp [18] 18.5kW - 25 hp 1-29 Automatic Motor Adaption (AMA) [19] 22kW - 30 hp...

  • Page 27: Adv. Motor Data

    Parameters VLT HVAC Basic Drive Programming Guide NOTE 1-39 Motor Poles If one of the settings in parameter group 1-2* Motor Data is Range: Function: changed, the advanced motor parameters,1-30 Stator [2.0 - Enter the number of motor poles. Resistance (Rs) to 1-39 Motor Poles, will return to default 100.0 ]...

  • Page 28: Load Depend. Setting

    Parameters VLT HVAC Basic Drive Programming Guide 1-52 Min Speed Normal Magnetising [Hz] 1-64 Resonance Dampening Range: Function: Range: Function: 0.0 Hz [0.0 - 10.0 Set the required frequency for normal 100.0 % [0.0 - 500.0 Enter the resonance dampening value. Set magnetising current.

  • Page 29: Stop Adjustments

    Parameters VLT HVAC Basic Drive Programming Guide 3.2.8 1-8* Stop Adjustments 1-93 Thermistor Source Option: Function: 1-80 Function at Stop Select the input which the thermistor (PTC Option: Function: sensor) should be connected. When using an analog input, the same analog can not Select the drive function after a stop be used as a reference in par.

  • Page 30: Main Menu - Brakes - Group

    Parameters VLT HVAC Basic Drive Programming Guide 3.3.1 2-1* Overvoltage Control 3.3 Main Menu - Brakes - Group 2 2-00 DC Hold/Motor Preheat Current Par. group for selecting dynamic braking parameters. Range: Function: 2-10 Brake Function 50.0 % [0.0 -...

  • Page 31: Main Menu - Reference/Ramps - Group

    Parameters VLT HVAC Basic Drive Programming Guide 3.4 Main Menu - Reference/Ramps - Group 3 P3-03 3.4.1 3-0* Reference Limits Parameters for setting the reference unit, limits and ranges. Please also see parameter group 20-0* for information on settings in closed loop.

  • Page 32: Ramp

    Parameters VLT HVAC Basic Drive Programming Guide 3.4.3 3-4* Ramp 1 3-15 Reference 1 Source Option: Function: Configure the ramp parameter, ramping times, for each of Analog in 54 the two ramps (parameter group 3-4* and parameter group [11] Local bus 3-5*).

  • Page 33: Other Ramps

    Parameters VLT HVAC Basic Drive Programming Guide 3-52 Ramp 2 Ramp down Time Range: Function: Size [0.05 - Enter the deceleration time from 0Hz related 3600.0 s] the 1-23 Motor Frequency to 0Hz. Choose a ramp-up time such that the...

  • Page 34: Main Menu - Limits/Warnings - Group

    Parameters VLT HVAC Basic Drive Programming Guide 3.5 Main Menu - Limits/Warnings - Group 4 4-18 Current Limit Range: Function: 110.0 [0.0 - Enter the current limit for motor and 3.5.1 4-1* Motor Limits 300.0 %] generator operation (in % of rated motor current.

  • Page 35: Speed Bypass

    Parameters VLT HVAC Basic Drive Programming Guide NOTE When sweeping through a resonance band, press [OK] on the LCP when leaving the band. The actual This parameter cannot be adjusted while the motor is frequency will be stored as the first element in running.

  • Page 36: Main Menu - Digital In/Out - Group

    Parameters VLT HVAC Basic Drive Programming Guide 3.6 Main Menu - Digital In/Out - Group 5 [5] DC-brake inverse Inverted input for DC braking (NC). Stops motor by energising it with DC current for a 3.6.1 5-0* Digital I/O Mode certain time period, see 2-01 DC Brake Current.
  • Page 37 Parameters VLT HVAC Basic Drive Programming Guide [20] Freeze output Freezes actual reference. The frozen [53] Hand Start A signal applied will put the frequency reference os now the point of enable/ converter into Hand mode as if button condition for Speed up and Speed down to [Hand On] on the LCP has been pressed be used.
  • Page 38 Parameters VLT HVAC Basic Drive Programming Guide 5-10 Terminal 18 Digital Input 5-11 Terminal 19 Digital Input Parameter for configuring the input function on input terminal 18. Parameter for configuring the input function on input terminal 19. Option: Function: Option:...

  • Page 39: Relays

    Parameters VLT HVAC Basic Drive Programming Guide 3.6.3 5-4* Relays 5-12 Terminal 27 Digital Input Parameter for configuring the input function on input terminal 27. Parameters for configuring the timing and the output functions for the relays. Option: Function: 5-40 Function Relay...
  • Page 40 Parameters VLT HVAC Basic Drive Programming Guide 5-40 Function Relay 5-40 Function Relay Array (Relay 1 [0], Relay 2 [1]) Array (Relay 1 [0], Relay 2 [1]) Select options to define the function of the relays. Select options to define the function of the relays.

  • Page 41: Bus Controlled

    Parameters VLT HVAC Basic Drive Programming Guide 5-40 Function Relay Array (Relay 1 [0], Relay 2 [1]) Select options to define the function of the relays. The selection of each mechanical relay is realised in an array parameter. Option: Function:...

  • Page 42: Main Menu - Analog In/Out - Group

    Parameters VLT HVAC Basic Drive Programming Guide 3.7.2 6-1* Analog Input 53 3.7 Main Menu - Analog In/Out - Group 6 Parameter group for setting up the analog I/O configuration Parameters for configuring the scaling and limits for analog and the digital output. The frequency converter is equipped input 53 (terminal 53).

  • Page 43: Analog/Digital Output

    Parameters VLT HVAC Basic Drive Programming Guide 6-16 Terminal 53 Filter Time Constant 6-24 Terminal 54 Low Ref./Feedb. Value Range: Function: Range: Function: 0.01 s [0.01 - Enter the time constant. This is a first-order [-4999.0 - Enter the reference or feedback value 10.0 s]...
  • Page 44 Parameters VLT HVAC Basic Drive Programming Guide 6-71 Terminal 45 Analog Output 6-72 Terminal 45 Digital Output Option: Function: Option: Function: [101] Reference MinRef. - MaxRef. [80] SL digital output A [81] SL digital output B [102] Feedback MinFB - MaxFB...

  • Page 45: Analog/Digital Output 42

    Parameters VLT HVAC Basic Drive Programming Guide 3.7.5 6-9* Analog/Digital Output 42 6-92 Terminal 42 Digital Output Option: Function: Parameters for configuring the limits for analog/digital [22] Ready, no thermal warning output Terminal 42. Analog outputs are current outputs: 0/4...

  • Page 46: Analog/Digital Output

    Parameters VLT HVAC Basic Drive Programming Guide 6-94 Terminal 42 Output Max Scale Range: Function: 100.0 [0.0 - Scale for the maximum output (20mA) of the 200.0 scaling at Terminal 42. Set the value to be the percentage of the full range of the variable selected in 6-91 Terminal 42 Analog Output.

  • Page 47: Main Menu - Communications And Options - Group

    Parameters VLT HVAC Basic Drive Programming Guide 3.8 Main Menu - Communications and 8-04 Control Timeout Function Options - Group 8 Option: Function: [20] N2 Override Release 3.8.1 8-0* General Settings 8-06 Reset Control Word Timeout Option: Function: 8-01 Control Site...

  • Page 48: Digital/Bus

    Parameters VLT HVAC Basic Drive Programming Guide 8-33 Parity / Stop Bits 8-51 Quick Stop Select Option: Function: Option: Function: Odd Parity, 1 Stop Bit Select control of the Quick Stop function via the terminals (digital input) and/or via the bus.

  • Page 49: Bacnet

    Parameters VLT HVAC Basic Drive Programming Guide 8-53 Start Select 8-56 Preset Reference Select Option: Function: Option: Function: Logic AND Activates Start command via the serial communi- Select control of the frequency converter Preset cation port, AND additionally via one of the Reference selection via the terminals (digital digital inputs.

  • Page 50: Fc Port Diagnostics

    Parameters VLT HVAC Basic Drive Programming Guide 3.8.5 8-8* FC Port Diagnostics These parameters are used for monitoring the Bus communi- cation via the Port. 8-80 Bus Message Count Range: Function: [0.0 - 65536.0 ] This parameter shows the number of valid telegrams detected on the bus.

  • Page 51: Main Menu - Smart Logic - Group

    Parameters VLT HVAC Basic Drive Programming Guide 3.9.2 13-0* SLC Settings 3.9 Main Menu - Smart Logic - Group 13 3.9.1 13-** Prog. Features Use the SLC settings to activate, deactivate and reset the Smart Logic Control sequence. The logic functions and...
  • Page 52 Parameters VLT HVAC Basic Drive Programming Guide 13-01 Start Event 13-02 Stop Event Option: Function: Option: Function: [25] Comparator 3 Use the result of comparator 3 in the True Enters the fixed value TRUE in the logic logic rule. rule.

  • Page 53: Comparators

    Parameters VLT HVAC Basic Drive Programming Guide 3.9.3 13-1* Comparators 13-02 Stop Event Option: Function: Comparators are used for comparing continuous variables [33] Digital input DI18 Use the value of DI18 in the logic rule (i.e. output frequency, output current, analog input etc.) to (High = TRUE).

  • Page 54: Analog Input

    Parameters VLT HVAC Basic Drive Programming Guide 13-11 Comparator Operator Par. 13-41 Par. 13-43 Logic Rule Operator 1 Logic Rule Operator 2 Par. 13-40 Array [6] Logic Rule Boolean 1 Option: Function: Par. 13-42 Logic Rule Boolean 2 . . .

  • Page 55: Analog Input

    Parameters VLT HVAC Basic Drive Programming Guide 13-40 Logic Rule Boolean 1 13-40 Logic Rule Boolean 1 Array [6] Array [6] Option: Function: Option: Function: [23] Comparator 1 Use the result of comparator 1 in the [70] SL Time-out 3 Use the result of timer 3 in the logic logic rule.
  • Page 56 Parameters VLT HVAC Basic Drive Programming Guide 13-42 Logic Rule Boolean 2 13-43 Logic Rule Operator 2 Array [6] Array [6] Option: Function: Option: Function: [18] Reversing 13-41 Logic Rule Operator 1, and 13-42 Logic Rule Boolean 2. DISABLED [0] (factory setting).

  • Page 57: States

    Parameters VLT HVAC Basic Drive Programming Guide 13-44 Logic Rule Boolean 3 13-51 SL Controller Event Array [6] Array [20] Option: Function: Option: Function: [35] Digital input DI27 [30] SL Time-out 0 [36] Digital input DI29 [31] SL Time-out 1...
  • Page 58 Parameters VLT HVAC Basic Drive Programming Guide 13-52 SL Controller Action 13-52 SL Controller Action Array [20] Array [20] Option: Function: Option: Function: [18] Select ramp 1 Selects ramp 1 [71] Start timer 4 Starts timer 4, see 13-20 SL Controller Timer for further description.

  • Page 59: Main Menu - Special Functions - Group

    Parameters VLT HVAC Basic Drive Programming Guide 3.10.2 14-1* Mains On/Off 3.10 Main Menu - Special Functions - Group Parameters for configuring mains failure monitoring and 3.10.1 14-0* Inverter Switching handling. 14-12 Function at Mains Imbalance 14-01 Switching Frequency Option:...

  • Page 60: Energy Optimising

    Parameters VLT HVAC Basic Drive Programming Guide NOTE 14-41 AEO Minimum Magnetisation Automatic reset will also be active for resetting safe stop Range: Function: function. 66 % [40 - 75 %] Enter the minimum allowable magnetisation for AEO. Selection of a low value reduces...
  • Page 61 Parameters VLT HVAC Basic Drive Programming Guide 14-63 Min Switch Frequency Set the minimum switch frequency allowed by the output filter. Range: Function: 1.0 kHz [1.0 - 16.0 kHz] ® MG.18.B1.02 - VLT is a registered Danfoss trademark...

  • Page 62: Main Menu - Drive Information - Group

    Parameters VLT HVAC Basic Drive Programming Guide NOTE 3.11 Main Menu - Drive Information - Group The reset is carried out by pressing [OK]. Parameter group containing frequency converter 15-07 Reset Running Hours Counter information such as operating data, hardware configuration...
  • Page 63 Parameters VLT HVAC Basic Drive Programming Guide 15-43 Software Version Range: Function: [0 - 0 ] View the software version of the frequency converter. 15-44 Ordered TypeCode Range: Function: [0 - 0 ] View the type code string used for re-ordering the frequency converter in its original configuration.

  • Page 64: Main Menu - Data Readouts - Group

    Parameters VLT HVAC Basic Drive Programming Guide 3.12 Main Menu - Data Readouts - Group 16 16-03 Status Word Range: Function: [0 - 65535 ] View the Status word sent from the frequency 3.12.1 16-0* General Status converter via the serial communication port in hex code.

  • Page 65: Drive Status

    Parameters VLT HVAC Basic Drive Programming Guide 16-11 Power [hp] 16-35 Inverter Thermal Range: Function: Range: Function: 0.00 hp [0.00 - 1000.00 View the DC link power in hp. The 0.0 % [0.0 - 255.0 %] View the percentage of thermal load on value shown is calculated on the basis the frequency converter.

  • Page 66: Inputs And Outputs

    Parameters VLT HVAC Basic Drive Programming Guide 3.12.5 16-6* Inputs and Outputs 16-66 Digital Output Range: Function: 16-60 Digital input None used Range: Function: Terminal 42 not used, Terminal 45 [0 - 65535 ] View actual state of the digital inputs 18, 19, 27 Terminal 42 not used, Terminal 45 and 29.

  • Page 67: Fieldbus & Fc Port

    Parameters VLT HVAC Basic Drive Programming Guide 3.12.6 16-8* Fieldbus & FC Port Parameters for reporting the BUS references and control words. 16-86 FC Port REF 1 Range: Function: [-32768.0 - 32767.0 ] View the last received reference from the FC port.

  • Page 68: Fire Mode Log

    Parameters VLT HVAC Basic Drive Programming Guide 3.14.2 20-8* PI Basic Settings 3.13 Main Menu - Data Readouts 2 - Group 18 Parameters for configuring the Process PI control. Parameters in this group are array parameters, where up to 20-81 PI Normal/ Inverse Control 10 fault logs can be viewed.

  • Page 69: Pi Controller

    Parameters VLT HVAC Basic Drive Programming Guide 3.14.3 20-9* PI Controller 20-91 PI Anti Windup Option: Function: Select Off [0] to continue regulation of an error even when the output frequency cannot be increased or decreased. Select On [1] to cease regulation of an error when the output frequency can no longer be adjusted.

  • Page 70: Main Menu - Application Functions - Group

    Parameters VLT HVAC Basic Drive Programming Guide 3.15 Main Menu - Application Functions - FC101 compares process setpoint (without boost) with feedback to detect wake up situation. Group 22 The error (setpoint - feedback) is greater 3.15.1 22-4* Sleep Mode than22-44 Wake-Up Ref./FB Diff and the sleep...

  • Page 71: Broken Belt Detection

    Parameters VLT HVAC Basic Drive Programming Guide NOTE 22-45 Setpoint Boost Do not set 14-20 Reset Mode, to [13] Infinite auto reset, when Range: Function: 22-60 Broken Belt Function is set to [2] Trip. Doing so will [-100.0 - Only to be used if 1-00 Configuration Mode, is set cause the frequency converter to continuously cycle 100.0 %]...

  • Page 72: Fire Mode

    Please note the frequency converter is only one component Fire Mode is activated only via Digital Input terminals. See of the VLT HVAC Basic Drive system. Correct function of Fire parameter group 5-1* Digital Inputs. Mode depends on the correct design and selection of system Messages in display components.

  • Page 73: Drive Bypass

    Parameters VLT HVAC Basic Drive Programming Guide NOTE 3.16.2 24-1* Drive Bypass In the above, alarms are produced or ignored in accordance The frequency converter includes a feature, which can be with the selection in 24-09 FM Alarm Handling. used to automatically activate an external electro-...
  • Page 74 Parameters VLT HVAC Basic Drive Programming Guide 24-11 Drive Bypass Delay Time Range: Function: [0.0 - Programmable in 1 s increments. Once the Bypass 600.0 s] Function is activated in accordance with the setting in 24-10 Drive Bypass Function, the Bypass Delay Timer begins to operate.

  • Page 75: Troubleshooting

    Troubleshooting VLT HVAC Basic Drive Programming Guide 4 Troubleshooting A warning or an alarm is signalled by the relevant LED on the If an alarm cannot be reset, the reason may be that its cause front of the frequency converter and indicated by a code on has not been rectified, or the alarm is trip-locked (see also the display.
  • Page 76 Troubleshooting VLT HVAC Basic Drive Programming Guide No. Description Warning Alarm Trip Lock Parameter Reference AMA motor too big AMA motor too small AMA Parameter out of range AMA interrupted by user AMA timeout AMA internal fault Current limit External Interlock...

  • Page 77: Alarm Words

    Troubleshooting VLT HVAC Basic Drive Programming Guide 4.1.1 Alarm Words 4.1.2 Warning Words 16-90 Alarm 16-91 Alarm 16-92 Warning 16-93 Warning Word Word 2 Word Word 2 Pwr.Card Temp Pwr.Card Temp ServiceTrip, Earth Fault Earth Fault Typecode Sparepart Ctrl. Word TO Ctrl.

  • Page 78: Extended Status Words

    Troubleshooting VLT HVAC Basic Drive Programming Guide 4.1.3 Extended Status Words 4.1.4 Fault Messages 16-94 Ext. 16-95 Ext. Status Status Word Word 2 Ramping WARNING/ALARM 2, Live zero error This warning or alarm will only appear if programmed by the...
  • Page 79 Troubleshooting VLT HVAC Basic Drive Programming Guide Display the Thermal Drive Load on the LCP and ALARM 14, Earth (ground) fault monitor the value. When running above the drive There is a discharge from the output phases to earth, either...
  • Page 80 ALARM 38, Internal fault speed to increase to the maximum. If the sensor wire It may be necessary to contact your Danfoss supplier. between the IGBT and the gate drive card is disconnected, ALARM 44, Earth fault II this warning would result.

  • Page 81: Parameter Lists

    Parameter Lists VLT HVAC Basic Drive Programming Guide 5 Parameter Lists 5.1 Parameter Options 5.1.1 Default settings Changes during operation: ”TRUE” means that the parameter can be changed while the frequency converter is in operation and “FALSE” means that the frequency converter must be stopped before a change can be made.

  • Page 82: Operation / Display

    Parameter Lists VLT HVAC Basic Drive Programming Guide 5.1.2 0-** Operation / Display Par. Parameter description Default value 2-set-up Change Conver- Type No. # during sion index operation 0-0* Basic Settings 0-01 Language [0] English 1 set-up TRUE Uint8 0-03...

  • Page 83: Load And Motor

    Parameter Lists VLT HVAC Basic Drive Programming Guide 5.1.3 1-** Load and Motor Par. Parameter description Default value 2-set-up Change Conver- Type No. # during sion index operation 1-0* General Settings 1-00 Configuration Mode [0] Open Loop All set-ups TRUE...

  • Page 84: Brakes

    Parameter Lists VLT HVAC Basic Drive Programming Guide 5.1.4 2-** Brakes Par. Parameter description Default value 2-set-up Change Conver- Type No. # during sion index operation 2-0* DC-Brake 2-00 DC Hold/Motor Preheat Current 50.0 % All set-ups TRUE uint_16 2-01 DC Brake Current 50.0 %...

  • Page 85: Limits/Warnings

    Parameter Lists VLT HVAC Basic Drive Programming Guide 5.1.6 4-** Limits/Warnings Par. Parameter description Default value 2-set-up Change Conver- Type No. # during sion index operation 4-1* Motor Limits 4-10 Motor Speed Direction [2] Both directions All set-ups FALSE Uint8...

  • Page 86: Analog In/Out

    Parameter Lists VLT HVAC Basic Drive Programming Guide 5.1.8 6-** Analog In/Out Par. Parameter description Default value 2-set-up Change Conver- Type No. # during sion index operation 6-0* Analog I/O Mode 6-00 Live Zero Timeout Time 10.0 s All set-ups...

  • Page 87: Comm. And Options

    Parameter Lists VLT HVAC Basic Drive Programming Guide 5.1.9 8-** Comm. and Options Par. Parameter description Default value 2-set-up Change Conver- Type No. # during sion index operation 8-0* General Settings 8-01 Control Site [0] Digital and ctrl.word All set-ups...

  • Page 88: Smart Logic

    Parameter Lists VLT HVAC Basic Drive Programming Guide 5.1.10 13-** Smart Logic Par. Parameter description Default value 2-set-up Change Conver- Type No. # during sion index operation 13-0* SLC Settings 13-00 SL Controller Mode [0] Off 1 set-up TRUE Uint8...

  • Page 89: Drive Information

    Parameter Lists VLT HVAC Basic Drive Programming Guide 5.1.12 15-** Drive Information Par. Parameter description Default value 2-set-up Change during Conver- Type No. # operation sion index 15-0* Operating Data 15-00 Operating Hours All set-ups TRUE uint_32 15-01 Running Hours...

  • Page 90: Data Readouts

    Parameter Lists VLT HVAC Basic Drive Programming Guide 5.1.13 16-** Data Readouts Par. Parameter description Default value 2-set-up Change Conver- Type No. # during sion index operation 16-0* General Status 16-00 Control Word 0 N/A 1 set-up TRUE uint_16 16-01 Reference [Unit] 0.0 ReferenceFeedbackUnit...

  • Page 91: Info & Readouts

    Parameter Lists VLT HVAC Basic Drive Programming Guide 5.1.14 18-** Info & Readouts Par. Parameter description Default value 2-set-up Change Conver- Type No. # during sion index operation 18-1* Fire Mode Log 18-10 FireMode Log:Event 0 N/A 1 set-up TRUE uint_8 5.1.15 20-** Drive Closed Loop...

  • Page 92: Appl. Functions

    Parameter Lists VLT HVAC Basic Drive Programming Guide 5.1.17 24-** Appl. Functions 2 Par. Parameter description Default value 2-set-up Change Conver- Type No. # during sion index operation 24-0* Fire Mode 24-00 FM Function [0] Disabled 1 set-up TRUE Uint8...

  • Page 93: Index

    Index VLT HVAC Basic Drive Programming Guide Index Closed Loop...................... 24 Loop Set-up Wizard..............16, 17 Coast Inverse..................35 Abbreviations................... 6 Coasting Action At Inverter Fault..............59 Coasting....................7 Select....................47 Active Set-up..................21 Comparator Address..................... 46 Operand....................52 AEO......................59 Operator....................
  • Page 94 Index VLT HVAC Basic Drive Programming Guide External Interlock....................35 Reference.................... 64 Jog..................... 7, 35 Ramp Time..................32 Speed [Hz]................... 30 Control....................59 Monitor....................59 Fault Messages..................77 KWh Counter..................61 Closed Loop..................67 Port Diagnostics.................. 2 Language....................20 Port Settings..................2 Latched Start..................
  • Page 95 Index VLT HVAC Basic Drive Programming Guide Motor Power Control Principle................24 In Hp..................... 64 Current..................25, 64 In KW..................... 63 Frequency................... 25 Up's......................61 Magnetisation At Zero Speed............26 Preset Poles...................... 26 Ref Bit 0....................35 Set-up....................18 Ref Bit 1....................35 Speed Direction................
  • Page 96 Index VLT HVAC Basic Drive Programming Guide Set-up Copy.................... 23 Controller Action................56 Terminal Controller Mode................50 18 Digital Input................. 37 Controller Timer................53 19 Digital Input................. 37 27 Digital Input................. 37 SLC Settings....................2 29 Digital Input................. 38 Sleep 42 Analog Output................
  • Page 97 Index VLT HVAC Basic Drive Programming Guide Wizard For Open Loop Applications..........15 ® MG.18.B1.02 - VLT is a registered Danfoss trademark...
  • Page 98 130R0221 MG18B102 Rev. 2010-07-21 *MG18B102*...

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