Danfoss VLT HVAC Operating Instructions Manual
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Danfoss VLT HVAC Operating Instructions Manual

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VLT
®
HVAC Drive Operating Instructions
Contents
MG.11.A4.02 - 09.10.06. VLT
®
is a registered Danfoss trademark
Contents
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Summary of Contents for Danfoss VLT HVAC

  • Page 1: Table Of Contents

    6. How to programme the frequency converter How to programme Initialisation to Default Settings Parameter list 0-** Operation and Display 1-** Load/Motor 2-** Brakes 3-** Reference/Ramps 4-** Limits/Warnings 5-** Digital In/Out 6-** Analog In/Out MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 2: Data Readouts

    23-** Timed Actions 25-** Cascade Controller 26-** Analog I/O Option MCB 109 7. Troubleshooting Warning/Alarm list 8. Specifications General Specifications Special Conditions Purpose of derating Automatic adaptations to ensure performance Index MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 3: Safety

    Installation at high altitudes: At altitudes above 2 km, please contact Danfoss Drives regarding PELV. 1.1.3. Safety Instructions • Make sure the frequency converter is properly connected to earth.

  • Page 4: General Warning

    □ Single phase applications □ High temperature applications which require de-rating of the electrical ratings □ Marine applications with more severe environmental conditions. Other applications might also affect the electrical ratings. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 5 □ Grid configuration (IT,TN, grounded leg, etc.) □ Safety of low-voltage ports (PELV conditions). VLT® HVAC Drive Design Guide Consult the relevant clauses in these instructions and in the information about the installation requirements. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 6: Avoid Unintended Start

    Be aware that there may be high voltage on the DC link even when the LEDs are turned off. 1.1.8. Installation at High Altitudes (PELV) By altitudes above 2 km, please contact Danfoss Drives regarding PELV. 1.1.9. Avoid unintended Start While the frequency converter is connected to mains, the motor can be started/stopped using digital commands, bus commands, references or via the Local Control Panel.

  • Page 7: Safe Stop Of The Frequency Converter

    The information and instructions of the Operating Instructions are not sufficient for a correct and safe use of the Safe Stop functionality! 130BA491 Illustration 1.1: A similar certificate will be made available for the FC 102! MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 8: It Mains

    1.1.12. Software Version and Approvals: VLT HVAC Drive VLT HVAC Drive Operating Instructions Software version: 2.0X This Operating Instructions can be used for all VLT HVAC Drive frequency converters with software version 2.0X. The software version number can be seen from parameter 15-43. 1.1.13. Disposal Instruction Equipment containing electrical components may not be disposed of together with domestic waste.

  • Page 9: Introduction

    See table 2.1 for details of how to read theType code string (T/C). Illustration 2.1: This example shows an identification label. Please have T/C (type code) number and serial number ready before contacting Danfoss. MG.11.A4.02 - 09.10.06. VLT ®...

  • Page 10: Type Code String

    XX: Standard software DX: No option D options 38-39 D0: DC back-up Table 2.1: Type code description. The various options are described further in the VLT® HVAC Drive Design Guide MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 11 HVAC Drive Operating Instructions 2. Introduction 2.1.3. Symbols Symbols used in this Operating Instructions. Indicates something to be noted by the reader. Indicates a general warning. Indicates a high-voltage warning. Indicates default setting MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 12 Rated Inverter Output Current Revolutions Per Minute Size Related Temperature ˚C ˚F Time s,hr Torque limit Velocity fps, fpm, fph Voltage Volume m³ in³, ft³ Table 2.2: Abbreviation and Standards table . MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 13: Mechanical Installation

    The packaging for these enclosures contains, as shown: Accessories bag(s), documentation and the unit. Depending on options fitted there may be one or two bags and one or more booklets. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 14: How To Install

    With regard to ambient temperature ratings, please see the chapter Specifications , section Special Conditions Illustration 3.1: Side by side mounting of all frame sizes. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 15 14-15). A2 and A3 units have back-plate as standard. Illustration 3.3: Other than A2 and A3 enclosures do not mount units as shown without back plate. Cooling will be insufficient and service life can be drastically shortened. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 16 Illustration 3.6: Correct mounting of screws. Step 1: Drill according to the dimensions in the Step 2A: This way it is easy to hang the unit following table. on the screws. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 17 Illustration 3.8: Mounting of unit Step 2B: Do not tighten screws completely. Step 3: Lift the unit onto the screws. Step 4: Tighten screws completely. Illustration 3.9: Tightening of screws MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 18 ø5.5 mm ø5.5 mm ø5.5 mm 9 mm 9 mm 9 mm 9 mm Maximum weight 4.9 kg 5.3 kg 6.6 kg 7.0 kg Table 3.3: A2 and A3 mechanical dimensions MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 19 Step 2A: This way it is easy to hang the unit on the screws. Illustration 3.14: Tightening of screws Step 4: Tighten screws completely. Illustration 3.12: Wrong mounting of screws Step 2B: Do not tighten screws completely. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 20 Table 3.4: A5, B1, B2, C1 and C2 mechanical dimensions. 1) The dimensions state the maximum height, width and depth needed for mounting the frequency converter, when the top cover is mounted. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 21: Electrical Installation

    The frequency converter must be protected against short-circuit to avoid electrical or fire hazard. Danfoss recommends using the fuses mentioned in tables 4.3 and 4.4 to protect service personnel or other equipment in case of an internal failure in the unit. The frequency converter provides full short circuit protection in case of a short-circuit on the motor output.
  • Page 22 HVAC Drive Operating Instructions Non UL compliance If UL/cUL is not to be complied with, Danfoss recommends using the fuses mentioned in table 4.2, which will ensure compliance with EN50178: In case of malfunction, not following the recommendation may result in unnecessary damage to the frequency converter.
  • Page 23 L50S fuses from LITTEL FUSE may substitute L50S fuses for 240 V frequency converters. A6KR fuses from FERRAZ SHAWMUT may substitute A2KR for 240 V frequency convert- ers. A50X fuses from FERRAZ SHAWMUT may substitute A25X for 240 V frequency convert- ers. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 24: Mains Wiring Overview

    1.1-3.0 1.1-3.7 5.5-11 18.5-30 37-45 200-240 V 1.1-4.0 5.5-7.5 1.1-7.5 11-18.5 22-30 37-55 75-90 380-480 V 2.2-4.0 5.5-7.5 525-600 V Goto: 4.1.5 4.1.6 4.1.7 4.1.8 Table 4.5: Mains wiring table. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 25 Illustration 4.3: When mounting cables, first mount and tighten earth cable. The earth connection cable cross section must be at least 10 mm or 2 rated mains wires terminated separately according to EN 50178/IEC 61800-5-1. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 26 ® 4. Electrical installation HVAC Drive Operating Instructions Illustration 4.4: Then mount mains plug and tighten wires. Illustration 4.5: Finally tighten support bracket on mains wires. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 27 Illustration 4.6: How to connect to mains and earthing without mains disconnect switch. Note that a cable clamp is used. Illustration 4.7: How to connect to mains and earthing with mains disconnect switch. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 28: How To Connect Motor - Foreword

    Use a screened/armoured motor cable to comply with EMC emission specifications (or install the cable in metal conduit). • Keep the motor cable as short as possible to reduce the noise level and leakage currents. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 29 Furthermore, the terminal screw must be retightened after two days due to the softness of the aluminium. It is crucial to ensure the connection makes a gas tight joint, otherwise the aluminium surface will oxidize again. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 30: Motor Wiring Overview

    1.1-3.0 1.1-3.7 5.5-11 18.5-30 37-45 200-240 V 1.1-4.0 5.5-7.5 1.1-7.5 11-18.5 22-30 37-55 75-90 380-480 V 2.2-4.0 5.5-7.5 525-600 V Goto: 4.1.11 4.1.12 4.1.13 4.1.14 Table 4.7: Motor wiring table. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 31 Illustration 4.11: First terminate the motor earth, then place motor U, V and W wires in plug and tighten. Illustration 4.12: Mount cable clamp to ensure 360 degree connection between chassis and screen, note the outer insulation of the motor cable is removed under the clamp. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 32 Illustration 4.14: First terminate the motor earth, then Place motor U, V and W wires in terminal and tighten. Please ensure that the outer insulation of the motor cable is removed under the EMC clamp. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 33: Motor Connection For C1 And C2

    All terminals to the control cables are located underneath the terminal cover on the front of the frequency converter. Remove the terminal cover with a screwdriver. Illustration 4.16: A2 and A3 enclosures MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 34 Illustration 4.17: A5, B1,B2, C1 and C2 enclosures 4.1.17. Control Terminals Drawing reference numbers: 10 pole plug digital I/O. 3 pole plug RS-485 Bus. 6 pole analog I/O. USB connection. Illustration 4.18: Control terminals (all enclosures) MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 35: How To Test Motor And Direction Of Rotation

    LED at the [OFF] button should be lit. If alarms or tween terminal 12 and 37 should not be removed warnings are flashing, please see chapter 7 re- for the unit to be able to run!) garding these. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 36 LCP. It can be adjusted by pushing the up ▲ and down arrow buttons. ▼ Illustration 4.25: Step 7: To move the cursor, use the left ◄ right arrow buttons. This enables changing the ► speed in larger increments. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 37 20, 39, and 55. This will avoid ground current inter- ference among groups. For example, it avoids switching on digital inputs disturbing analog inputs. Control cables must be screened/armoured. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 38 Before power up ensure that connected equipment is ready for use. Step 1. Locate motor name plate.. The motor is either star- (Y) or delta- connected (Δ). This information is located on the motor name plate data. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 39 Press the [OFF] key - the frequency converter enters into alarm mode and the display shows that the AMA was terminated by the user. Successful AMA The display shows “Press [OK] to finish AMA”. Press the [OK] key to exit the AMA state. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 40 "Report Value” in the [Alarm Log] shows the last measuring sequence carried out by the AMA, before the frequency converter entered alarm mode. This number along with the description of the alarm will assist troubleshooting. If contacting Danfoss Service, make sure to mention number and alarm description.

  • Page 41: How To Operate The Frequency Converter

    By pressing the [Status] key, up to one extra line can be added. Status line: Status messages dis- playing text. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 42 Status display I: Use [INFO] to obtain information about the This read-out state is standard after start-up value/measurement linked to the displayed or initialization. operating variables (1.1, 1.2, 1.3, 2, and 3). MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 43 1.1, 1.2 and 1.3 are shown in small size. 2 is shown in large size. Status display III: This state displays the event and action of the Smart Logic Control. For further information, Smart Logic Control see section MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 44 Quick Menu mode, the Main Menu mode or Alarm mode. Also use the [Status] key to toggle single or double read-out mode. [Quick Menu] allows quick set-up of the frequency converter. The most common HVAC functions can be programmed here. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 45 [Info] provides detailed information when needed. [Cancel] Exit Info mode by pressing either [Info], last change or command will be cancelled as [Back], or [Cancel]. long as the display has not been changed. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 46 When a start signal is applied on the control terminals and/or the bus, the frequency 0-42 [Auto on] converter will start. The key can be selected as Enable [1] or Disable [0] via par. key on LCP. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 47: How To Operate Numeric Lcp (Nlcp)

    • Status • Yellow LED/Wrn.: Indicates a warn- • Quick Setup ing. • Main Menu • Flashing red LED/Alarm: Indicates an alarm. Main Menu is used for programming all parameters. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 48 The key can be selected as Enable [1] or Disable [0] via par. 0-40 [Hand on] Key on LCP MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 49 The RS-485 bus must be terminated by a resistor network at both ends. For this purpose, set switch S801 on the control card for ON. Switches S201, S202, and S801 For more information, see the paragraph MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 50 VLT HVAC Drive. 5.1.6. PC Software tools PC Software - MCT 10 All Frequency converters are equipped with a serial communication port. Danfoss provides a PC tool for communication between PC and frequency converter, VLT Motion Control Tool MCT 10 Set-up Software.
  • Page 51 Timed Action Programming Smart Logic Controller Set-up Ordering number: Please order the CD containing MCT 10 Set-up Software using code number 130B1000. MCT 10 can also be downloaded from the Danfoss Internet: WWW.DANFOSS.COM, Business Area: Motion Controls. MG.11.A4.02 - 09.10.06. VLT ®...

  • Page 52: Tips And Tricks

    Press the [OK] key The parameter settings stored in the GLCP are now transferred to the frequency converter indi- cated by the progress bar. When 100% is reached, press [OK]. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 53 Release the keys after 5 s. The frequency converter is now programmed according to default settings. This parameter initialises all except: 15-00 Operating Hours Power-up's 15-03 15-04 Over temp's Over volt's 15-05 MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 54 ® 6. How to programme the frequency converter HVAC Drive Operating Instructions MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 55: How To Programme The Frequency Converter

    Cascade controller functions Parameters for configuring the Basic Cascade Controller for sequence control of multiple pumps. Table 6.1: Parameter Groups MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 56 Illustration 6.1: Quick menu view. 4-13 Motor Speed High Limit [RPM] 4-14 Motor Speed High Limit* [Hz] 3-11 Jog Speed* [Hz] 5-12 Terminal 27 Digital Input 5-40 Function Relay Table 6.2: Quick Setup parameters MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 57 Enter the nominal motor power in HP accord- ing to the motor nameplate data. The default value corresponds to the nominal rated output of the unit. This parameter cannot be adjusted while the motor is running. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 58 .1 − 25 norm the motor shaft. The Motor Speed Low Limit .3 − 41 = ref rpm Δ Motor must not exceed the setting in par. 4-14 Speed High Limit [Hz] MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 59 LCP, digital preset speeds, scaling of analog references, closed loop single zone and multi-zone applications and specific functions related to Fans, Pumps and Compressors. How to access Function Set-up - exam- MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 60 0-74 DST/Summertime 0-23 Display Line 2 large 0-76 DST/Summertime start 0-24 Display Line 3 large 0-77 DST/Summertime end 0-37 Display Text 1 0-38 Display Text 2 0-39 Display Text 3 MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 61 Display Text 2 [38] 0-20 Display Line 1.1 Small Display Text 3 [39] Value: Date and Time Readout [89] None Profibus Warning Word [953] Display Text 1 [37] MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 62 Analog Output 42 [mA] [1665] Paramdb Requests in Queue [9914] Digital Output [bin] [1666] Imbalance Derate [%] [9994] Freq. Input #29 [Hz] [1667] Temperature Derate [%] [9995] Freq. Input #33 [Hz] [1668] MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 63 The cut-out limit is 95 ±5 oC; Analog Out X30/8 [1677] Actual value at cutting back in occurs at 70 ±5° C. output X30/8 (General Purpose I/O Card. Op- MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 64 Display Line 2 Large of the reference for extended Closed Loop Controller 2 Value: Ext. 2 Feedback[Units] [2138] The value of the feedback signal for extended Closed Frequency [Hz] [1613] Loop Controller 2 MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 65 0-72 Time Format changed. A character can be inserted by plac- Value: ing the cursor between two characters and pressing ▴ for ▾. 24 H [*0] 12 H MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 66 Open Loop is also used if the frequency con- the motor power factor cos phi requires tun- verter is part of a closed loop control system ing, an AMA function can be carried out using MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 67 [1] or [2]. See also the sec- Value: tion Automatic Motor Adaptation . After a nor- mal sequence, the display will read: "Press Disabled [OK] to finish AMA". After pressing the [OK] Enabled MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 68 Value: No protection Thermistor warning Thermistor trip Motor protection can be implemented using a ETR warning 1 range of techniques: PTC sensor in motor ETR trip 1 ETR warning 2 MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 69 Set Par. 1-90 Thermistor Trip Thermistor Source Analog In- Set Par. 1-93 put 54 Do not select a reference source. 1-93 Thermistor Source Value: None Analog input 53 Analog input 54 MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 70 Resistor brake [1] if a brake resistor is incorporated in the system, for dissipation of surplus brake energy as heat. Connecting a brake resistor allows a higher DC link voltage MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 71 Value: No function Analog input 53 Analog input 54 Frequency input 29 Frequency input 33 Digital pot.meter [20] Analog input X30-11 [21] Analog input X30-12 [22] Analog Input X42/1 [23] MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 72 [14] Enabled Function: Function: Dig- Same options and functions as par. 5-1* Enabled Select to start the Semi-Automatic ital Inputs Bypass set-up and continue with the proce- dure described above. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 73 End of Curve [192] Out of Feedb. Range [18] Sleep Mode [193] Below Feedback, low [19] Broken Belt [194] Above Feedback, high [20] Bypass Valve Control [195] Thermal Warning [21] MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 74 6-10, par. 6-12, par. 6-20 or par. 6-22 Value: for a time period defined in par. 6-00. If sev- Par. 6-10 to 10.0 V 10.0V eral time-outs occur simultaneously, the fre- MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 75 I/O system (e.g. when not part of any fre- quency converter related control functions, but feeding a Building Management system with data) MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 76 54. A high Bus ctrl. 0-20 mA [139] time constant value improves dampening but Bus ctrl. 4-20 mA [140] Bus ctrl. 0-20 mA, timeout [141] Bus ctrl. 4-20 mA, timeout [142] MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 77 14-01 until the motor is as rameter, i.e. 50% = 20 mA. If a current be- noiseless as possible. See also tween 4 and 20 mA is desired at maximum MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 78 PID Controller. 20-07 Feedback 3 Conversion Function: Feedback 1 Conversion , par. 20-01 for 20-01 Feedback 1 Conversion details. Value: Linear Square root Pressure to temperature MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 79 3-1*) will be used as the the setpoint and decrease the speed of the fan PID Controller’s setpoint refer- if all feedbacks are above the setpoint. ence. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 80 Feedback 1 and Setpoint 1, Feedback 2 and The setpoint reference entered Setpoint 2, and Feedback 3 and Setpoint 3. It here is added to any other ref- will use the feedback/setpoint pair in which MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 81 Function: Low Power Detection must be Enabled (par. 22-21) and commissioned (using either par. No Flow Power Tuning Auto Set- 22-3*, , or 22-22 Low Speed Detection Value: Disabled MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 82 Broken Belt Function Sets the time desired as minimum time be- tween two starts. Any normal start command Value: (Start/Jog/Freeze) will be disregarded until Disabled the timer has expired. Warning MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 83 For example, selecting Closed Loop en- ables additional parameters related to closed loop operation. Option cards added to the unit enable additional parameters associated with the option device. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 84: Digital In/Out

    The up key increases the value, and the down key decreases the value. Place the cursor on the value to be saved and press [OK]. Illustration 6.11: Display example. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 85 To change the parameter value, select the indexed value and press [OK]. Change the value by using the up/down keys. Press [OK] to accept the new setting. Press [Cancel] to abort. Press [Back] to leave the parameter. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 86: Initialisation To Default Settings

    LCP 102, Graphical Display 2b. Press [Menu] while power up for LCP 101, Numerical Display Release the keys after 5 s. The frequency converter is now pro- grammed according to default set- tings. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 87 Feedb Low. The signal outputs can be programmed to produce a status signal on terminal 27 or 29 and on relay output 01 or MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 88: Parameter List

    HVAC Drive Operating Instructions 6.2. Parameter list Parameters for VLT HVAC Drive FC 102 are grouped into various parameter groups for easy se- lection of the correct parameters for optimized operation of the frequency converter. The vast majority of HVAC applications can be programmed using the Quick Menu button and selecting the parameters under Quick Setup and Function Setups.

  • Page 89: Operation And Display

    ® HVAC Drive Operating Instructions 6. How to programme the frequency converter MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 90 ® 6. How to programme the frequency converter HVAC Drive Operating Instructions MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 91: Load/Motor

    ® HVAC Drive Operating Instructions 6. How to programme the frequency converter MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 92: Brakes

    ® 6. How to programme the frequency converter HVAC Drive Operating Instructions MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 93: Reference/Ramps

    ® HVAC Drive Operating Instructions 6. How to programme the frequency converter MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 94: Limits/Warnings

    ® 6. How to programme the frequency converter HVAC Drive Operating Instructions MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 95 ® HVAC Drive Operating Instructions 6. How to programme the frequency converter MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 96 ® 6. How to programme the frequency converter HVAC Drive Operating Instructions MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 97 ® HVAC Drive Operating Instructions 6. How to programme the frequency converter MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 98 ® 6. How to programme the frequency converter HVAC Drive Operating Instructions MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 99: Comm. And Options

    ® HVAC Drive Operating Instructions 6. How to programme the frequency converter MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 100: Profibus

    ® 6. How to programme the frequency converter HVAC Drive Operating Instructions MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 101: Can Fieldbus

    ® HVAC Drive Operating Instructions 6. How to programme the frequency converter MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 102: Lonworks

    ® 6. How to programme the frequency converter HVAC Drive Operating Instructions MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 103: Smart Logic

    ® HVAC Drive Operating Instructions 6. How to programme the frequency converter MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 104: Special Functions

    ® 6. How to programme the frequency converter HVAC Drive Operating Instructions MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 105: Fc Information

    ® HVAC Drive Operating Instructions 6. How to programme the frequency converter MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 106 ® 6. How to programme the frequency converter HVAC Drive Operating Instructions MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 107 ® HVAC Drive Operating Instructions 6. How to programme the frequency converter MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 108 ® 6. How to programme the frequency converter HVAC Drive Operating Instructions MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 109: Analog I/O Option Mcb

    ® HVAC Drive Operating Instructions 6. How to programme the frequency converter MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 110: Fc Closed Loop

    ® 6. How to programme the frequency converter HVAC Drive Operating Instructions MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 111 ® HVAC Drive Operating Instructions 6. How to programme the frequency converter MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 112 ® 6. How to programme the frequency converter HVAC Drive Operating Instructions MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 113: Application Functions

    ® HVAC Drive Operating Instructions 6. How to programme the frequency converter MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 114 ® 6. How to programme the frequency converter HVAC Drive Operating Instructions MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 115: Timed Actions

    ® HVAC Drive Operating Instructions 6. How to programme the frequency converter MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 116 ® 6. How to programme the frequency converter HVAC Drive Operating Instructions MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 117 ® HVAC Drive Operating Instructions 6. How to programme the frequency converter MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 118 ® 6. How to programme the frequency converter HVAC Drive Operating Instructions MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 119 ® HVAC Drive Operating Instructions 6. How to programme the frequency converter MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 120 ® 7. Troubleshooting HVAC Drive Operating Instructions MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 121: Troubleshooting

    Via serial communication/optional fieldbus. By resetting automatically using the [Auto Reset] function, which is a default setting for VLT HVAC Drive. see par. 14-20 Reset Mode in VLT HVAC Drive Programming Guide After a manual reset using the [RESET] button on the LCP, the [AUTO ON] button must be pressed to restart the motor.
  • Page 122 Option Configuration has Changed Safe Stop Activated Drive Initialised to Default Value Table 7.1: Alarm/Warning code list (X) Dependent on parameter LED indication Warning yellow Alarm flashing red Trip locked yellow and red MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 123: Warning/Alarm List

    The frequency converter is still active. WARNING/ALARM 3 No motor: No motor has been connected to the output of the frequency converter. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 124 WARNING/ALARM 9 Inverter overloaded: The frequency converter is about to cut out because of an overload (too high current for too long). The counter for electronic, thermal MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 125 (see ALARM 30 Brake Check par. 2-15 Motor phase U missing: Motor phase U between the frequency con- verter and the the motor is missing. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 126 ALARM 38 Internal fault: Contact the local Danfoss supplier. WARNING 47 24 V supply low: The external 24 V DC backup power supply may be overloaded, otherwise contact the lo- cal Danfoss supplier.
  • Page 127 ® HVAC Drive Operating Instructions 7. Troubleshooting ALARM 50 AMA calibration failed: Contact the local Danfoss supplier. ALARM 51 AMA check Unom and Inom: The setting of motor voltage, motor current, and motor power is presumably wrong. Check the settings.
  • Page 128 Safe Stop function follow the rela- ted information and instructions in the Design Guide ALARM 70 Illegal Frequency Configuration: Actual combination of control board and pow- er board is illegal. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 129: Specifications

    Weight enclosure IP20 [kg] Weight enclosure IP21 [kg] Weight enclosure IP55 [kg] 13.5 13.5 13.5 13.5 13.5 Weight enclosure IP 66 [kg] 13.5 13.5 13.5 13.5 13.5 0.96 0.96 0.96 0.96 0.96 Efficiency MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 130 Estimated power loss at rated max. load [W] Weight enclosure IP20 [kg] Weight enclosure IP21 [kg] Weight enclosure IP55 [kg] Weight enclosure IP 66 [kg] Efficiency 0.96 0.96 0.96 0.96 MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 131 1353 1636 at rated max. load [W] Weight enclosure IP20 [kg] Weight enclosure IP21 [kg] Weight enclosure IP55 [kg] Weight enclosure IP 66 [kg] 0.96 0.97 0.97 0.97 0.97 Efficiency MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 132 Weight enclosure IP 55 [kg] 13.5 13.5 13.5 13.5 13.5 14.2 14.2 Weight enclosure IP 66 [kg] 13.5 13.5 13.5 13.5 13.5 14.2 14.2 0.96 0.97 0.97 0.97 0.97 0.97 0.97 Efficiency MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 133 A or slot B, each). Although measurements are made with state of the art equipment, some measurement inaccuracy must be allowed for (+/- 5%). MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 134 95 °C ± 5°C. An overload temperature cannot be reset until the temperature of the heatsink is below 70 °C ± 5°C (Guideline - these temperatures may vary for different power sizes, enclosures etc.). VLT HVAC Drive has an auto derating function to avoid it's heatsink reaching 95 deg C.
  • Page 135 10 bit (+ sign) Accuracy of analog inputs Max. error 0.5% of full scale Bandwidth : 200 Hz The analog inputs are galvanically isolated from the supply voltage (PELV) and other high-voltage terminals. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 136 Max. load : 200 mA The 24 V DC supply is galvanically isolated from the supply voltage (PELV), but has the same potential as the analog and digital inputs and outputs. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 137 Speed control range (open loop) 1:100 of synchronous speed Speed accuracy (open loop) 30 - 4000 rpm: Maximum error of ±8 rpm All control characteristics are based on a 4-pole asynchronous motor MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 138: Special Conditions

    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 iso- lated laptop/PC as connection to the USB connector on VLT HVAC Drive or an isolated USB cable/converter. 8.2. Special Conditions 8.2.1.
  • Page 139 Illustration 8.4: Derating of I for different T AMB, AMB, for enclosure A, using 60 PWM and maximum for enclosure A, using SFAVM and maximum 10 m motor cable 10 m motor cable MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 140 ) should be derated in accordance with the shown diagram. Illustration 8.9: Derating of output current versus altitude at T . By altitudes above 2 km, please AMB, MAX contact Danfoss Drives regarding PELV. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 141: Automatic Adaptations To Ensure Performance

    The capability to automatically reduce the output current extends the acceptable operating conditions even further. MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

  • Page 142: Index

    Digital Output Display Line 1.2 Small, 0-21 Display Line 1.3 Small, 0-22 Display Line 2 Large, 0-23 Display Line 3 Large, 0-24 Disposal Instruction Drilling Of Holes Dry Pump Function, 22-26 MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 143 Jog Speed Kty Sensor Language 47, 52 Lcp 102 Leakage Current Leds Live Zero Timeout Function, 6-01 Live Zero Timeout Time, 6-00 Low Power Detection, 22-21 Low Speed Detection, 22-22 MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 144 Over-voltage Control, 2-17 Parameter Selection Parameter Set-up Pc Software Tools Pelv Pid Integral Time, 20-94 Pid Normal/inverse Control, 20-81 Pid Proportional Gain, 20-93 Preset Reference Profibus Dp-v1 Protection And Features Pulse Inputs MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...
  • Page 145 Thermistor Source, 1-93 Tightening Of Screws Torque Characteristics Torque Characteristics, 1-03 Type Code String Type Code String (t/c). Usb Connection. Variable Torque Voltage Level Wake-up Speed [rpm], 22-42 Warning Feedback Low, 4-56 MG.11.A4.02 - 09.10.06. VLT ® is a registered Danfoss trademark...

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