Page 1: Table Of Contents
Field Installation of Options Installation of Input Plate Options Installation of Mains Shield for Frequency Converters Frame size F Panel Options Electrical Installation Power Connections Mains Connection Power and Control Wiring for Unscreened Cables ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 2 8-** Communication and Options 9-** Profibus 10-** CAN Fieldbus 11-** LonWorks 13-** Smart Logic Controller 14-** Special Functions 15-** FC Information 16-** Data Readouts 18-** Info & Readouts 20-** FC Closed Loop ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 3 FC Protocol Message Framing Structure Examples How to Access Parameters 8 General Specifications Filter Specifications 9 Troubleshooting Alarms and Warnings - Frequency Converter (right LCP) Fault Messages Alarms and Warnings - Filter (left LCP) Index ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 4 VLT HVAC Low Harmonic Drive Operating In- 1 How to Read these Operating Instructions structions ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 5: How To Read These Operating Instructions
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 6: Symbols
LCP controls only the unit it is connected to and there is no communication between he two LCPs. 1.1.4 Symbols Symbols used in these Operating Instructions. Indicates something to be noted by the reader. Indicates a general warning. Indicates a high-voltage warning. Indicates default setting ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 7: Safety
Installation at High Altitudes Installation at high altitude: At altitudes above 3 km, please contact Danfoss Drives regarding PELV Warning against Unintended Start 1. The motor can be brought to a stop by means of digital commands, bus commands, references or a local stop, while the frequency converter is connected to mains.
Page 8: General Warning
Grid configuration (IT,TN, grounded leg, etc.) • Safety of low-voltage ports (PELV conditions). Consult the relevant clauses in these instructions and in the Design Guide for information about the installation requirements. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 9: Avoid Unintended Start
The illustration also shows how to connect a non-safety related hardware coast. Illustration 2.2: Illustration of the essential aspects of an installation to achieve a Stopping Category 0 (EN 60204-1) with safety Category 3 (EN 954-1). ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 10: Safe Stop Of The Frequency Converter
Category 3 in EN 954-1, the related information and instructions of the Design Guide must be followed. The information and instructions of the Operating Instructions are not sufficient for a correct and safe use of the Safe Stop functionality. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 11: It Mains
Equipment containing electrical components must not be disposed of together with domestic waste. It must be separately collected with electrical and electronic waste according to local and currently valid leg- islation. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 12 VLT HVAC Low Harmonic Drive Operating In- 3 Introduction to the Low Harmonic Drive structions ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 13: Introduction To The Low Harmonic Drive
0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 Illustration 3.2: Typical harmonic frequency spectrum and THD value at the mains terminals of the drive n = harmonic order ⃟..IEEE519 (Isc/IL>20) limits for individual harmonics ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 14: Ordering Form Type Code
Coating PCB Mains option Adaptation A Adaptation B Software release 24-27 Software language A options 29-30 B options 31-32 C0 options, MCO 33-34 C1 options C option software 36-37 D options 38-39 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 15: How To Install
Automatic Motor Adaptation, AMA • Programming Frame size is depending on enclosure type, power range and mains volt- Illustration 4.1: Diagram showing basic installation including mains, motor, start/stop key, and potentiometer for speed adjustment. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 16: Pre-Installation
Before unpacking the frequency converter it is recommended that it is located as close as possible to the final installation site. Remove the box and handle the frequency converter on the pallet, as long as possible. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 17: Lifting
Maximum diameter for bar is 2.5 cm (1 inch). The angle from the top of the drive to the lifting cable should be 60° or greater. Illustration 4.3: Recommended lifting method, frame size F - filter section. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 18 In addition to the drawing above a spreader bar is an acceptable way to lift the F Frame. The F size will be shipped as 2 pieces. Instructions on how to assemble the pieces can be found in the “Mechanical Installation” chapter. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 19 VLT HVAC Low Harmonic Drive Operating In- structions 4 How to Install ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 20 VLT HVAC Low Harmonic Drive Operating In- 4 How to Install structions ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 21 VLT HVAC Low Harmonic Drive Operating In- structions 4 How to Install ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 22 VLT HVAC Low Harmonic Drive Operating In- 4 How to Install structions ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 23 2324/ 2324 section/ drive section Width 2578/ 1569 Depth 1130/ 1130 Drive Dimensions Height 2200 mm Width 3700 mm Depth 600 mm Max Weight 2000 kg * Hybrid IP54 electronics, IP21 magnetics ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 24: Mechanical Installation
104.3 Illustration 4.9: Space in front of IP21/IP54 enclosure type, frame size D11 . 104.3 Illustration 4.10: Space in front of IP21/IP54 enclosure type, frame size E7. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 25 Illustration 4.11: Space in front of IP21/IP54 enclosure type, frame size F17. Wire access Ensure that proper cable access is present including necessary bending allowance. All cable lugs/ shoes must mount within the width of the terminal bus bar. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 26: Assembly Of F Frame Sections
Position filter and drive sections in proximity to one another. The filter section will attach to the left side of the drive section. Open the rectifier section door and remove the cover shielding the bus bars. Cover shielding bus bars Apply included gasket to indicated surface on cabinet. Apply gasket to this surface ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 27 Once all the brackets have been installed, the inductor module can be reassembled to its previous location. Now the three mains bus bars, included in as a kit with the drive, can be attached from the filter section to the rectifier section. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 28: Control Wire Connection Between Drive And Filter
Push the Auto ON button on the filter LCP For D and E frames this procedure is not necessary upon reception of the unit. However, if a factory reset is performed the unit must be reprogrammed as specified above. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 29: Terminal Locations - Frame Size D
Be aware that the power cables are heavy and hard to bend. Consider the optimum position of the frequency converter for ensuring easy installation of the cables. All D frames are available with standard input terminals or disconnect switch ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 30: Terminal Locations - Frame Size E
Note that the power cables are heavy and difficult to bend. Consider the optimum position of the frequency converter for ensuring easy installation of the cables. Each terminal allows use of up to 4 cables with cable lugs or use of standard box lug. Earth is connected to relevant termination point in the drive. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 31 VLT HVAC Low Harmonic Drive Operating In- structions 4 How to Install Illustration 4.16: Terminal in details Power connections can be made to positions A or B ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 32: Terminal Locations - Frame Size F
Terminal locations - Filter Section shown ↓ Illustration 4.17: Terminal locations - Filter (Left side, front and right side view). The gland plate is 42 mm below .0 level. 1) Earth ground bar ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 33 Illustration 4.18: Terminal locations - Rectifier (Left side, front and right side view). The gland plate is 42 mm below .0 level. 1) Loadshare Terminal (-) 2) Earth ground bar Section shown 3) Loadshare Terminal (+) ↓ ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 34: Cooling And Airflow
Some enclosure manufacturers offer software for performing the calculations (i.e. Rittal Therm software). Airflow The necessary airflow over the heat sink must be secured. The flow rate is shown below. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 35 Specific heatsink temperature exceeded (power size dependent) Specific Power Card ambient temperature exceeded (power size dependent) Specific Control Card ambient temperature exceeded Once the fan is started it will run for minimum 10 minutes. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 36 Illustration 4.22: E frame Derating vs. Pressure Change (Large Fan) P355-P450 Drive air flow: 850 cfm (1445 m Illustration 4.23: F frame Derating vs. Pressure Change Drive air flow: 580 cfm (985 m ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 37 3x380.0 Frame size E7 380.0 420.0 (15) (17) 20.0 840.0 560.0 (33) (22) Cable entries viewed from the bottom of the frequency converter 1) Mains cable connection 2) Motor cable connection ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 38 The bottom plate of the E frame can be mounted from either in- or outside of the enclosure, allowing flexibility in the installation process, i.e. if mounted from the bottom the glands and cables can be mounted before the frequency converter is placed on the pedestal. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 39 Insert the drip shield and replace screws • Torque the screws to 5,6 Nm (50 in-lbs) Drip shield is necessary on both filter and drive section. ↓ ↓ Illustration 4.26: Drip shield installation. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 40: Field Installation Of Options
A light mounted on the cabinet interior of frame size F frequency converters increase visibility during servicing and maintenance. The housing the light includes a power outlet for temporarily powering tools or other devices, available in two voltages: • 230V, 50Hz, 2.5A, CE/ENEC • 120V, 60Hz, 5A, UL/cUL Transformer Tap Setup ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 41 Power for the fused protected terminals will be provided from the load side of any supplied contactor, circuit breaker, or disconnect switch. 24 VDC Power Supply • 5 amp, 120 W, 24 VDC • Protected against output over-current, overload, short circuits, and over-temperature ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 42 Fault diagnostics for wire breakage or short-circuits of sensor leads • ATEX/UL/CSA certification • A third thermistor input can be provided by the PTC Thermistor Option Card MCB 112, if necessary ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 43: Electrical Installation
When frequency converters are used together with Sine-wave filters to reduce the acoustic noise from a motor, the switching frequency must be set Switching Frequency . according to the instruction in par. 14-01 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 44 In motors without phase insulation paper or other in- sulation reinforcement suitable for operation with volt- age supply (such as a frequency converter), fit a Sine- wave filter on the output of the frequency converter. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 45 4 How to Install Illustration 4.27: Frame size D11 Load sharing option Line AUX Fan Brake option Temp Switch Motor AUX Relay Fan/ SMPS fuse Illustration 4.28: Position of earth terminals (drive section) ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 46 VLT HVAC Low Harmonic Drive Operating In- 4 How to Install structions Illustration 4.29: Frame size E7 Load sharing option Line AUX Fan Brake option Temp Switch Motor AUX Relay Fan/ SMPS fuse ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 47 VLT HVAC Low Harmonic Drive Operating In- structions 4 How to Install Illustration 4.30: Active Filter, frame size F17 Section shown ↓ Line Bus bars to rectifier section of drive Fuse block ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 48 Manual Motor Controller fuses (3 or 6 pieces). See fuse tables for part numbers Connection point to filter Line Fuses, F1 and F2 frame (3 pieces). See fuse tables for part numbers 30 Amp Fuse Protected Power fuses ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 49 NAMUR NAMUR Fuse. See fuse tables for part numbers AUX Fan Fan Fuses. See fuse tables for part numbers 101 102 103 SMPS Fuses. See fuse tables for part numbers Brake ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 50 When tightening all electrical connections it is very important to tighten with the correct torque. Too low or too high torque results in a bad elec- trical connection. Use a torque wrench to ensure correct torque ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 51 The factory setting is for clockwise rotation with the frequency converter output connected as follows: Terminal No. Function 96, 97, 98, 99 Mains U/T1, V/T2, W/T3 Earth ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 52 Please note that voltages up to 790 VDC, depending on the supply voltage, may occur on the terminals. F Frame Requirements The brake resistor(s) must be connected to the brake terminals in each inverter module. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 53 Load Sharing calls for extra equipment and safety considerations. For further information, see load sharing Instructions MI.50.NX.YY. Please note that mains disconnect may not isolate the frequency converter due to DC link connection ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 54: Mains Connection
When screened/armoured cable is not used, at least three separate conduits must be connected to the panel option (see figure below). • Power wiring into the enclosure • Power wiring from the enclosure to the motor • Control wiring ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 55: Fuses
Short-circuit protection: The frequency converter must be protected against short-circuit to avoid electrical or fire hazard. Danfoss recommends using the fuses mentioned below to protect service personnel and equipment in case of an internal failure in the drive. The frequency converter provides full short-circuit protection in case of a short-circuit on the motor output.
Page 56 Table 4.12: NAMUR Fuse Frame size Bussmann PN* Rating Alternative Fuses LP-CC-6 6 A, 600 V Any listed Class CC, 6 A Table 4.13: Safety Relay Coil Fuse with PILS Relay ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 57 Make sure that the impedance from frequency converter to building ground is lower that the grounding impedance of the machine. This can be difficult for pumps- Make a direct earth connection between the motor and load motor. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 58: Control Cable Routing
Use an insulated bearing as recommended by the motor manufacturer (note: Motors from reputable manufacturers will typically have these fitted as standard in motors of this size) If found to be necessary and after consultation with Danfoss: Lower the IGBT switching frequency Modify the inverter waveform, 60°...
Page 59 Remove the screwdriver. The cable is now mounted in 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 2.5 mm ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 60: Connection Examples For Control Of Motor With External Signal Provider
4.7.2 Pulse Start/Stop Terminal 18 Digital Input [9] Latched start Terminal 18 = par. 5-10 Terminal 27 Digital Input [6] Stop inverse Terminal 27= par. 5-12 Terminal 37 = Safe stop ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 61 Terminal 53, Low Voltage = 0 Volt Terminal 53, High Voltage = 10 Volt Terminal 53, Low Ref./Feedback = 0 RPM Terminal 53, High Ref./Feedback = 1500 RPM Switch S201 = OFF (U) ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 62: Electrical Installation - Additional
The digital and analog inputs and outputs must be connected separately to the control cards of the unit (both filter and drive, terminal 20, 55, 39) to avoid earth currents from both groups to affect other groups. For example, switching on the digital input may disturb the analog input signal. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 63 EMC performance. Connect the wires as described in the Operating Instruction for the frequency converter. Remember to connect the shields in a proper way to ensure optimum electrical immunity. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 64: Switches S201, S202, And S801
When changing the function of S201, S202 or S801 be careful not to use force for the switch over. It is recommended to remove the LCP fixture (cradle) when operating the switches. The switches must not be operated with power on the frequency converter. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 65: Final Set-Up And Test
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.16.A1.02 - VLT is a registered Danfoss trademark...
Page 66 "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 you in troubleshooting. If you contact Danfoss for service, make sure to mention number and alarm description.
Page 67: Additional Connections
Problems may arise at start and at low RPM values if motor sizes are widely different because small motors' relatively high ohmic resistance in the stator calls for a higher voltage at start and at low RPM values. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 68: Motor Thermal Protection
For thermal motor protection it is also possible to use the MCB 112 PTC Thermistor Card option. This card provides ATEX certificate to protect motors in Design Guide for further information. explosion hazardous areas, Zone 1/21 and Zone 2/22. Please refer to the ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 69: How To Operate The Low Harmonic Drive
The LCD-display is back-lit with a total of 6 alpha-numeric lines. All data is displayed on the LCP which can show up to five operating variables while in [Status] mode. The picture below shows an example of the drive LCP. The filter LCP looks identical but displays information related to the filter operation. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 70 (1.1, 1.2, 1.3, 2, and 3). See the operating variables shown in the display in this illustration. 1.1, 1.2 and 1.3 are shown in small size. 2 and 3 are shown in medium size. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 71 The On LED is activated when the frequency converter receives power from mains voltage, a DC bus terminal, or an external 24 V supply. At the same time, the back light is on. • Green LED/On: Control section is working. • Yellow LED/Warn.: Indicates a warning. • Flashing Red LED/Alarm: Indicates an alarm. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 72 [Info] provides detailed information when needed. [Cancel] Exit Info mode by pressing either [Info], [Back], or [Cancel]. last change or command will be cancelled as long as the display has not been changed. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 73 When a start signal is applied on the control Enabled [1] or Disabled [0] via par. 0-42 [Auto on] key on LCP. terminals and/or the bus, the frequency converter will start. The key can be ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 74 ▼ change. [ ] key increases the value, [ ] key decreases the value. Press [Cancel] key to disregard change, or press [OK] key to accept change and enter new setting. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 75 [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.16.A1.02 - VLT is a registered Danfoss trademark...
Page 76 Press [Reset] Alarm Log: Error Code to par. 15-32 Alarm Log: Time Par. 15-30 Parameters selected in par. 0-25 My Personal Menu , will stay present, with default factory setting. Manual initialisation ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 77 The USB connection is galvanically isolated from the supply voltage (PELV) and other high-voltage terminals. The USB connection is connected to protection earth on the frequency converter. Use only an isolated laptop as PC connection to the USB connector on the frequency converter. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 78 5.1.12 PC software tools PC-based Configuration Tool MCT 10 The Low Harmonic Drive is equipped with two serial communication ports. Danfoss provides a PC tool for communication between PC and frequency converter, PC-based Configuration Tool MCT 10. Please check the section on Available Literature for detailed information on this tool.
Page 79 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.16.A1.02 - VLT...
Page 80 VLT HVAC Low Harmonic Drive Operating In- 6 How to Programme the Low Harmonic Drive structions ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 81: How To Programme The Low Harmonic Drive
Parameters only applicable when a Profibus option is installed. CAN Fieldbus Parameters only applicable when a DeviceNet option is installed. LonWorks Parameters only applicable when a Lonworks option is installed. Table 6.1: Parameter Groups ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 82 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 83 All digital input/output and analog input/output terminals are multifunctional. All terminals have factory default functions suitable for the majority of HVAC applications but if other special functions are required, they must be programmed as explained in parameter group 5 or 6. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 84: Quick Menu Mode
Only display parameters selected in par. 0-20 Display Line 1.1 Small and par. 0-24 Display Line 3 Large can be viewed. It is possible to store up to 120 samples in the memory for later reference. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 85 The 18 Quick Setup parameters are shown in the table below. A complete description of the function is given in the parameter description sections of this manual. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 86 Part of Language package 1 Dansk Part of Language package 1 Spanish Part of Language package 1 Italiano Part of Language package 1 Svenska Part of Language package 1 Nederlands Part of Language package 1 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 87 Enter the nominal motor voltage according to the motor nameplate data. The default value corre- dependent* sponds to the nominal rated output of the unit. This parameter cannot be adjusted while the motor is running. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 88 Press [Off] to stop the motor”. Pressing [Off] stops the motor and resets par. 1-28 Motor Rotation Check . If motor rotation direction is incorrect, two motor phase cables should be interchanged. IMPORTANT: Mains power must be removed before disconnecting motor phase cables. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 89 Motor Speed High Limit [RPM] will reset the value in par. 4-53 Warning Speed High to the same value as set Any changes in par. 4-13 in par. 4-13 Motor Speed High Limit [RPM] . ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 90 The jog speed is a fixed output speed at which the frequency converter is running when the jog dependent* function is activated. Jog Ramp Time . See also par. 3-80 Application [Application dependant] dependent* ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 91: Function Set-Ups
Q3-11 (Quick Menus choices appear). Illustration 6.7: Step 6: Choose par. 6-50. Press [OK]. Illustration 6.4: Step 3: Use the up/down navigation keys to scroll down to Function set-ups. Press [OK]. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 92 Par. 6-12 Terminal 53 Low Current Terminal 33 Digital Input Terminal 53 High Current Par. 5-15 Par. 6-13 Terminal 53 Low Ref./Feedb. Value Par. 6-14 Terminal 53 High Ref./Feedb. Value Par. 6-15 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 93 PID Integral Time Par. 20-94 Closed Loop Type Par. 20-70 Par. 20-71 PID Performance Par. 20-72 PID Output Change Par. 20-73 Minimum Feedback Level Maximum Feedback Level Par. 20-74 PID Autotuning Par. 20-79 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 94 20-** or via the Function Setups accessed by pressing the [Quick Menus] button. This parameter cannot be changed when motor is running. When set for Closed Loop, the commands Reversing and Start Reversing will not reverse the direction of the motor. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 95 It is important to set motor par. 1-2* Motor Data correctly, since these form part of the AMA algorithm. An AMA must be performed to achieve optimum dynamic motor performance. It may take up to 10 min., depending on motor power rating. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 96 The calculated thermal load is compared with the rated motor current and the rated motor frequency f . The calculations estimate the need for a lower load at lower speed due to less cooling from the fan incorporated in the motor. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 97 3 is selected. For the North American market: The ETR functions provide class 20 motor overload protection in accordance with NEC. In order to maintain PELV, all connections made to the control terminals must be PELV, e.g. thermistor must be reinforced/ double insulated Danfoss recommends using 24 VDC as thermistor supply voltage. 1-93 Thermistor Source Option: Function: Select the input to which the thermistor (PTC sensor) should be connected.
Page 98 DC link caused by generative power from the load. Disabled No OVC required. [2] * Enabled Activates OVC. The ramp time is automatically adjusted to avoid tripping of the frequency converter. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 99 The sum of these reference signals defines the actual reference. This parameter cannot be adjusted while the motor is running. No function [1] * Analog input 53 Analog input 54 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 100 Both directions Operation in both clockwise and anti-clockwise direction will be allowed. Motor Speed Direction has impact on the Flying Start in par. 1-73 Flying Start . The setting in par. 4-10 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 101 5-02 Terminal 29 Mode Option: Function: [0] * Input Defines terminal 29 as a digital input. Output Defines terminal 29 as a digital output. This parameter cannot be adjusted while the motor is running. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 102 [121] Pump 1 Interlock [130] Pump 2 Interlock [131] Pump 3 Interlock [132] 5-12 Terminal 27 Digital Input Option: Function: [2] * Coast inverse Functions are described under 5-1* Digital Inputs ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 103 [20] Above feedback, high [21] Thermal warning [25] Reverse [26] Bus OK [27] Torque limit & stop [28] Brake, no brake war [29] Brake ready, no fault [30] Brake fault (IGBT) ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 104 End Of Curve [193] Sleep Mode [194] Broken Belt [195] Bypass Valve Control [196] Fire Mode [197] Fire Mode was Act. [198] Drive Bypass [211] Cascade Pump 1 [212] Cascade Pump 2 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 105 • [3] overruled to jog speed • [4] overruled to max. speed • [5] overruled to stop with subsequent trip [0] * Freeze output Stop Jogging Max. speed Stop and trip ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 106 [-999999.999 - 999999.999 N/A] Enter the analog input scaling value that corresponds to the low voltage/low current value set in Terminal 54 Low Voltage and par. 6-22 Terminal 54 Low Current . par. 6-20 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 107 Torque Limit Motor Mode ) [135] Torq.0-nom 4-20mA 0 - Motor rated torque [136] Power 4-20mA 0 - Motor rated power [137] Speed 4-20mA 0 - Speed High Limit (4-13 and 4-14) ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 108 Output signal 0 or 4 mA is needed at 0 Hz (0% of range) - set par. 6-51 Terminal 42 Output Min Scale to 0% Output signal 20 mA is needed at 50 Hz (50% of range) - set par. 6-52 Terminal 42 Output Max Scale to 50% ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 109 Output signal 0 or 4 mA is needed at Min ref - set par. 6-51 Terminal 42 Output Max Scale to 200% Output signal 10 mA is needed at Max ref (100% of range) - set par. 6-52 (20 mA / 10 mA x 100%=200%). ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 110 Bus feedback 2 [102] Bus feedback 3 [104] Sensorless Flow Requires set up by MCT10 with sensorless specific plug in. [105] Sensorless Pressure Requires set up by MCT10 with sensorless specific plug in. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 111 Pulse input 33 Analog input X30/11 Analog input X30/12 Analog Input X42/1 [10] Analog Input X42/3 [11] Analog Input X42/5 [100] Bus feedback 1 [101] Bus feedback 2 [102] Bus feedback 3 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 112 Source , par. 20-03 Feedback 2 Source , or par. 20-06 Feedback 3 Source . The sum of Setpoint 1 and any other references that are enabled (see par. group 3-1*) will be used as the PID Controller’s set-point reference. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 113 PID Controller will use the feed- back/setpoint pair in which the difference between the feedback and the setpoint reference is the least. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 114 Feedback Function , the PID Controller will increase the speed of the fan if any one of the feedbacks is below its setpoint and decrease the par. 20-20 speed of the fan if all feedbacks are above their individual setpoints. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 115 The proportional band (error causing output to change from 0-100%) can be calculated by means of the formula: × ( Max Reference ) Proportional Gain Maximum Reference/Feedb. before setting the values for the PID controller in par. group 20-9*. Always set the desired for par. 20-14 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 116 [1 - 600 s] Set the time Low Power/Low Speed must stay detected to activate signal for actions. If detection disappears before run out of the timer, the timer will be reset. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 117 Trip The drive will stop running and activate a Broken Belt alarm [A 95]. A drive digital output or a serial communication bus can communicate an alarm to other equipment. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 118 The timer will start counting following a normal start command (Start/Jog/Freeze). The timer will be overridden by a Coast (Inverse) or an External Interlock command. Does not work in cascade mode. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 119 After selecting a parameter group, choose a parameter by means of the navigation keys. The middle section on the GLCP display shows the parameter number and name as well as the selected parameter value. Illustration 6.10: Display example. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 120: How To Programme The Active Filter
The default setting for par. 5-00, Harmonic Drive. Before changing the setting in par. 5-00 to NPN mode, the wire connected to 24V (control terminal 12 or 13) must be changed to terminal 20 (ground). ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 121: Parameter Lists - Frequency Converter
8-xx Comm. and Options 20-xx FC Closed Loop 9-xx Profibus 21-xx Ext. Closed Loop 22-xx Application Functions 23-xx Time Based Functions 24-xx Application Functions 2 25-xx Cascade Controller 26-xx Analog I/O Option MCB 109 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 122: Operation And Display
1 set-up TRUE Uint8 TimeOf- 0-82 Additional Working Days 1 set-up TRUE TimeOf- 0-83 Additional Non-Working Days 1 set-up TRUE VisStr[2 0-89 Date and Time Readout 0 N/A All set-ups TRUE ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 123: Load / Motor
1-90 Motor Thermal Protection [4] ETR trip 1 All set-ups TRUE Uint8 1-91 Motor External Fan [0] No All set-ups TRUE Uint16 1-93 Thermistor Source [0] None All set-ups TRUE Uint8 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 124: Brakes
Power Restore [0] Off All set-ups TRUE Uint8 3-93 Maximum Limit 100 % All set-ups TRUE Int16 3-94 Minimum Limit All set-ups TRUE Int16 3-95 Ramp Delay All set-ups TRUE TimD ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 125: Limits / Warnings
All set-ups TRUE Uint16 4-62 Bypass Speed To [RPM] All set-ups TRUE Uint16 4-63 Bypass Speed To [Hz] All set-ups TRUE Uint16 4-64 Semi-Auto Bypass Set-up [0] Off All set-ups FALSE Uint8 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 126: Digital In / Out
Pulse Out #29 Timeout Preset 0.00 % 1 set-up TRUE Uint16 5-97 Pulse Out #X30/6 Bus Control 0.00 % All set-ups TRUE 5-98 Pulse Out #X30/6 Timeout Preset 0.00 % 1 set-up TRUE Uint16 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 127: Analog In / Out
Terminal X30/8 Max. Scale 100.00 % All set-ups TRUE Int16 6-63 Terminal X30/8 Output Bus Control 0.00 % All set-ups TRUE 6-64 Terminal X30/8 Output Timeout Preset 0.00 % 1 set-up TRUE Uint16 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 128: Communication And Options
All set-ups TRUE Uint16 8-94 Bus Feedback 1 0 N/A 1 set-up TRUE 8-95 Bus Feedback 2 0 N/A 1 set-up TRUE 8-96 Bus Feedback 3 0 N/A 1 set-up TRUE ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 129: Profibus
Uint16 9-92 Changed Parameters (3) 0 N/A All set-ups FALSE Uint16 9-93 Changed Parameters (4) 0 N/A All set-ups FALSE Uint16 9-94 Changed Parameters (5) 0 N/A All set-ups FALSE Uint16 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 130: Can Fieldbus
11-17 XIF Revision 0 N/A All set-ups TRUE VisStr[5 11-18 LonWorks Revision 0 N/A All set-ups TRUE 11-2* LON Param. Access 11-21 Store Data Values [0] Off All set-ups TRUE Uint8 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 131: Smart Logic Controller
Uint8 13-44 Logic Rule Boolean 3 null 2 set-ups TRUE Uint8 13-5* States 13-51 SL Controller Event null 2 set-ups TRUE Uint8 13-52 SL Controller Action null 2 set-ups TRUE Uint8 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 132: Special Functions
Function at Over Temperature [0] Trip All set-ups TRUE Uint8 14-61 Function at Inverter Overload [0] Trip All set-ups TRUE Uint8 14-62 Inv. Overload Derate Current 95 % All set-ups TRUE Uint16 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 133: Fc Information
FALSE VisStr[10] 15-53 Power Card Serial Number 0 N/A All set-ups FALSE VisStr[19] 15-55 Vendor URL 0 N/A All set-ups FALSE VisStr[40] 15-56 Vendor Name 0 N/A All set-ups FALSE VisStr[40] ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 134 All set-ups FALSE Uint16 15-93 Modified Parameters 0 N/A All set-ups FALSE Uint16 15-98 Drive Identification 0 N/A All set-ups FALSE VisStr[40] 15-99 Parameter Metadata 0 N/A All set-ups FALSE Uint16 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 135: Data Readouts
Int32 16-55 Feedback 2 [Unit] 0.000 ProcessCtrlUnit All set-ups FALSE Int32 16-56 Feedback 3 [Unit] 0.000 ProcessCtrlUnit All set-ups FALSE Int32 16-58 PID Output [%] 0.0 % All set-ups TRUE Int16 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 136 Uint32 16-94 Ext. Status Word 0 N/A All set-ups FALSE Uint32 16-95 Ext. Status Word 2 0 N/A All set-ups FALSE Uint32 16-96 Maintenance Word 0 N/A All set-ups FALSE Uint32 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 137: Info & Readouts
0.000 N/A All set-ups FALSE Int16 18-35 Analog Out X42/11 [V] 0.000 N/A All set-ups FALSE Int16 18-5* Ref. & Feedb. 18-50 Sensorless Readout [unit] 0.000 SensorlessUnit All set-ups FALSE Int32 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 138: Fc Closed Loop
20-94 PID Integral Time 20.00 s All set-ups TRUE Uint32 20-95 PID Differentiation Time 0.00 s All set-ups TRUE Uint16 20-96 PID Diff. Gain Limit 5.0 N/A All set-ups TRUE Uint16 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 139: Ext. Closed Loop
Ext. 2 Integral Time 10000.00 s All set-ups TRUE Uint32 21-43 Ext. 2 Differentation Time 0.00 s All set-ups TRUE Uint16 21-44 Ext. 2 Dif. Gain Limit 5.0 N/A All set-ups TRUE Uint16 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 140 Ext. 3 Integral Time 10000.00 s All set-ups TRUE Uint32 21-63 Ext. 3 Differentation Time 0.00 s All set-ups TRUE Uint16 21-64 Ext. 3 Dif. Gain Limit 5.0 N/A All set-ups TRUE Uint16 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 141: Application Functions
Pressure at Rated Speed 999999.999 N/A All set-ups TRUE Int32 22-89 Flow at Design Point 0.000 N/A All set-ups TRUE Int32 22-90 Flow at Rated Speed 0.000 N/A All set-ups TRUE Int32 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 142: Time Based Funtions
1.00 N/A 2 set-ups TRUE Uint32 23-82 Investment 0 N/A 2 set-ups TRUE Uint32 23-83 Energy Savings 0 kWh All set-ups TRUE Int32 23-84 Cost Savings 0 N/A All set-ups TRUE Int32 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 143: Application Functions
Locked Rotor Coefficient 2 0.0000 N/A All set-ups TRUE Int32 24-98 Locked Rotor Coefficient 3 0.0000 N/A All set-ups TRUE Int32 24-99 Locked Rotor Coefficient 4 0.000 N/A All set-ups TRUE Int32 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 144: Cascade Pack Controller
Reset Relay Counters [0] Do not reset All set-ups TRUE Uint8 25-9* Service 25-90 Pump Interlock [0] Off All set-ups TRUE Uint8 25-91 Manual Alternation 0 N/A All set-ups TRUE Uint8 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 145: Analog I / O Option Mcb
Terminal X42/11 Max. Scale 100.00 % All set-ups TRUE Int16 26-63 Terminal X42/11 Bus Control 0.00 % All set-ups TRUE 26-64 Terminal X42/11 Timeout Preset 0.00 % 1 set-up TRUE Uint16 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 146: Parameter Lists - Active Filter
[0] Full access 1 set-up TRUE Uint8 0-65 Quick Menu Password 200 N/A 1 set-up TRUE Int16 0-66 Access to Quick Menu w/o Password [0] Full access 1 set-up TRUE Uint8 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 147: Digital In/Out 5
Max Inter-Char Delay 25 ms 1 set-up TRUE Uint16 8-5* Digital/Bus 8-53 Start Select [3] Logic OR All set-ups TRUE Uint8 8-55 Set-up Select [3] Logic OR All set-ups TRUE Uint8 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 148: Special Functions 14
All set-ups FALSE Uint16 15-93 Modified Parameters 0 N/A All set-ups FALSE Uint16 15-98 Unit Identification 0 N/A All set-ups FALSE VisStr[40] 15-99 Parameter Metadata 0 N/A All set-ups FALSE Uint16 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 149: Data Readouts 16
300-29 Start Auto CT Detection [0] Off All set-ups FALSE Uint8 300-3* Compensation 300-30 Compensation Points 0.0 A All set-ups TRUE Uint32 300-35 Cosphi Reference 0.500 N/A All set-ups TRUE Uint16 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 150: Af Readouts301
TRUE Uint32 301-2* Mains Status 301-20 Mains Current [A] All set-ups TRUE Int32 301-21 Mains Frequency 0 Hz All set-ups TRUE Uint8 301-22 Fund. Mains Current [A] All set-ups TRUE Int32 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 151: Installation And Set-Up
Connect the cable screen to the cable clamps. Screened, twisted-pair cables are recommended in or- der to reduce noise between conductors. Illustration 7.1: Network Terminal Connection Illustration 7.2: Control card terminals ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 152 When crossing is unavoidable, the RS-485 cable must cross motor and brake resistor cables at an angle of 90 degrees. The FC protocol, also referred to as FC bus or Standard bus, is the Danfoss standard fieldbus. It defines an access technique according to the master- slave principle for communications via a serial bus.
Page 153: Network Configuration
LGE = 12 + 1 + 1 = 14 bytes The length of telegrams containing texts is +n bytes The 10 represents the fixed characters, while the “n’” is variable (depending on the length of the text). ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 154 Parameter block: The parameter block is used to transfer parameters between master and slave. The data block is made up of 12 bytes (6 words) and also contains the process block. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 155 Write parameter value in RAM and EEprom (word) Read/write text Response slave ⇒master Bit no. Response No response Parameter value transferred (word) Parameter value transferred (double word) Command cannot be performed text transferred ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 156 Some parameters contain text that can be written to via the serial bus. To write a text via the PWE block, set the parameter command (AK) to ’F’ Hex. The index characters high-byte must be “5”. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 157 The block of process words is divided into two blocks of 16 bits, which always occur in the defined sequence. PCD 1 PCD 2 Control telegram (master⇒slave Control word) Reference-value Control telegram (slave ⇒master) Status word Present outp. frequency ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 158: Examples
Ramp 1 Ramp Up Time is -2, i.e. 0.01. 3E8 Hex corresponds to 1000 decimal. The conversion index for par. 3-41 par. 3-41 Ramp 1 Ramp Up Time is of the type Unsigned 32 . ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 159: How To Access Parameters
Non standard data types are text strings and are stored as 4x registers (40001 – 4FFFF). The parameters are read using function 03HEX "Read Holding Registers" and written using function 10HEX "Preset Multiple Registers." Readable sizes range from 1 register (2 characters) up to 10 registers (20 characters). ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 160 VLT HVAC Low Harmonic Drive Operating In- 8 General Specifications structions ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 161: 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. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 162 68 (P,TX+, RX+), 69 (N,TX-, RX-) Terminal number 61 Common for terminals 68 and 69 The RS-485 serial communication circuit is functionally seated from other central circuits and galvanically isolated from the supply voltage (PELV). ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 163 Speed control range (open loop) 1:100 of synchronous speed 30 - 4000 rpm: Maximum error of ±8 rpm Speed accuracy (open loop) All control characteristics are based on a 4-pole asynchronous motor ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 164 Monitoring of the intermediate circuit voltage ensures that the frequency converter trips if the intermediate circuit voltage is too low or too high. • The frequency converter is protected against earth faults on motor terminals U, V, W. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 165 Estimated filter losses, 460 V 5279 5819 6681 Weight, enclosure IP21, IP 54 [kg] 0.96 Efficiency Output frequency 0-800 Hz 110 °C Heatsink overtemp. trip 110°C 110°C 60 °C Power card ambient trip ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 166 Estimated filter losses, 460 6670 7023 7697 8099 Weight, enclosure IP21, IP 54 [kg] Efficiency 0.96 Output frequency 0 - 600 Hz Heatsink overtemp. trip 110°C Power card ambient trip 68 °C ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 167 (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%). ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 168: Filter Specifications
Settling time - harmonic current control < 20 (filtering) [ms] Overshoot - reactive current control [%] < 20 Overshoot - harmonic current control < 10 Table 8.1: Power Ranges (LHD with AF) ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 169: Troubleshooting
Motor Thermal Protection . After an alarm or trip, the motor carries on coasting, and the alarm and warning flash on the frequency converter. Once the problem has been rectified, only the alarm continues flashing. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 170 AMA Parameter out of range AMA interrupted by user AMA timeout AMA internal fault Current limit External Interlock Output Frequency at Maximum Limit Voltage Limit Control Board Over-temperature Table 9.1: Alarm/Warning code list ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 171 A Trip Lock situation can only be reset by a power cycling. LED indication Warning yellow Alarm flashing red Trip locked yellow and red Table 9.3: LED Indication ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 172 The alarm words, warning words and extended status words can be read out via serial bus or optional fieldbus for diagnosis. See also par. 16-90 Word , par. 16-92 Warning Word and par. 16-94 Ext. Status Word . ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 173: Fault Messages
The setting in par. 1-91 WARNING/ALARM 7, DC overvoltage Run AMA in par. 1-29 Automatic Motor Adaptation (AMA) . If the intermediate circuit voltage exceeds the limit, the frequency con- verter trips after a time. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 174 Check soft charge fuses. or software. WARNING 25, Brake resistor short circuit Record the value of the following parameters and contact your Danfoss The brake resistor is monitored during operation. If it short circuits, the supplier: brake function is disconnected and the warning appears. The frequency FC Type Par.
Page 175 ALARM 38, Internal fault perature fault will not be reset until the temperature falls below a defined It may be necessary to contact your Danfoss supplier. Some typical alarm heatsink temperature. The trip and reset point are different based on the messages: drive power size.
Page 176 The 24 V DC is measured on the control card. The external V DC backup 2305 Missing SW version from power unit power supply may be overloaded, otherwise contact your Danfoss sup- 2314 Missing power unit data from power unit plier.
Page 177 2 = right inverter module in F1 or F3 drive. Parameter settings are initialized to default settings after a manual reset. 3 = right inverter module in F2 or F4 drive. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 178 The frequency converter has a new type code. This alarm is only for F Frame drives. It is equivalent to Alarm 69. The report value in the alarm log indicates which power module generated the alarm: ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 179: Alarms And Warnings - Filter (Left Lcp)
If a warning and alarm is marked against a code in the table on the following page, this means that either a warning occurs before an alarm, or it can be specified whether it is a warning or an alarm that is to be displayed for a given fault. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 180 A Trip Lock situation can only be reset by a power cycling. LED indication Warning yellow Alarm flashing red Trip locked yellow and red ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 181 Word , par. 16-92 Warning Word and par. 16-94 Ext. Status Word . “Reserved” means that the bit is not guaranteed to be any particular value. Reserved bits should not be used for any purpose. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 182 Warning 73, Safe stop auto restart The fieldbus on the communication option card is not working. Safe stopped. Note that with automatic restart enabled, the motor may start when the fault is cleared. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 183 The feedback from the soft charge contactor did not match the expected value within the allowed time frame. Contact your supplier. ALARM 302, Cap. Over Current Excessive current was detected through the AC capacitors. Contact your supplier. ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 184: Index
Control Card, 24 V Dc Output Control Card, Rs-485 Serial Communication: Control Card, Usb Serial Communication Control Characteristics Control Terminals Cooling Cooling Copyright, Limitation Of Liability And Revision Rights Data Readouts Dc Hold/preheat Current 2-00 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 185 Indicator Lights (leds): Initialisation Input Polarity Of Control Terminals Installation At High Altitudes Installation Of Input Plate Options Installation Of Mains Shield For Frequency Converters Insulation Resistance Monitor (irm) Interval Between Starts 22-76 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 186 [Motor Speed High Limit Rpm] 4-13 [Motor Speed Low Limit Hz] 4-12 [Motor Speed Low Limit Rpm] 4-11 Motor Thermal Protection 68, 96 Motor Voltage 1-22 My Personal Menu Name Plate Data ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 187 Safe Stop Installation Safety Category 3 (en 954-1) Safety Note Screened/armoured Screening Of Cables: Semi-auto Bypass Set-up 4-64 Serial Communication Setpoint 1 20-21 Setpoint 2 20-22 Shielded Cables Short Cycle Protection 22-75 ® MG.16.A1.02 - VLT is a registered Danfoss trademark...
Page 188 Torque For Terminals Unpacking Voltage Level Voltage Reference Via A Potentiometer [Wake-up Speed Rpm] 22-42 Warning Against Unintended Start Warning Feedback High 4-57 Warning Feedback Low 4-56 Warning Speed High 4-53 Wire Access ® MG.16.A1.02 - VLT is a registered Danfoss trademark...

Danfoss VLT FC 102 Operating Instructions Manual

How to Read These Operating Instructions

Safety

Introduction to the Low Harmonic Drive

How to Install

How to Operate the Low Harmonic Drive

How to Programme the Low Harmonic Drive

Installation and Set-Up

General Specifications

Troubleshooting

Index

Quick Links

Need help?

Questions and answers

Related Manuals for Danfoss VLT FC 102

Summary of Contents for Danfoss VLT FC 102

Table of Contents