Page 1 MAKING MODERN LIVING POSSIBLE VLT® Low Harmonic Drive Operating Instructions VLT® AQUA Drive FC 200...
Page 2: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 3 Digital In/Out 5-** Analog In/Out 6-** Comm. and Options 8-** Profibus 9-** CAN Fieldbus 10-** Smart Logic 13-** Special Functions 14-** FC Information 15-** Data Readouts 16-** Data Readouts 2 18-** ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 4 Network Configuration FC Protocol Message Framing Structure Examples How to Access Parameters 8 General Specifications 9 Troubleshooting Alarms and Warnings - Frequency Converter (right LCP) Alarms and Warnings - Filter (left LCP) ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 5 VLT AQUA Low Harmonic Drive Operating In- 1 How to Read these Operating Instructions structions ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 6: 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 7: Symbols
(to the left). Each LCP controls only the unit it is connected to and there is no communication between the 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 8: 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 9: 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 AQUA Drive Design Guide for information about the installation requirements. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 10: Avoid Unintended Start
To avoid unintended start, always activate the [OFF] key before changing parameters. • Unless terminal 37 is turned off, an electronic fault, temporary overload, a fault in the mains supply, or lost motor connection may cause a stopped motor to start. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 11: Safe Stop Installation
Category 3 in EN 954-1, the related information and instructions of the VLT AQUA Drive Design Guide MG.20.NX.YY 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 12 VLT AQUA Low Harmonic Drive Operating In- structions 2 Safety ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 13: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 14: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 15: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 16: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 17: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 18: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 19 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 20 VLT AQUA Low Harmonic Drive Operating In- structions 4 How to Install ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 21 VLT AQUA Low Harmonic Drive Operating In- 4 How to Install structions ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 22 VLT AQUA Low Harmonic Drive Operating In- structions 4 How to Install ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 23 VLT AQUA Low Harmonic Drive Operating In- 4 How to Install structions ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 24 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 25: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 26 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 27: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 28 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 29: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 30: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 31: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 32 VLT AQUA 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 33: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 34 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 35: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 36 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 37 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 38 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 39 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 40 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 41: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 42 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 43 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 44: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 45 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 46 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 47 VLT AQUA 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 48 VLT AQUA 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 49 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 50 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 51 (according to IEC 61800-3). VLT on IT mains, MN.90.CX.02. It is important to use isolation monitors that are capable for use together with Please also refer to the application note power electronics (IEC 61557-8). ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 52 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 53 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 54 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 55: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 56: 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 57 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 58 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 59: 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 60 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 61: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 62 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 63: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 64 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 65: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 66: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 67 "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 68: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 69: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 70: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 71 (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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 72 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 73 [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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 74 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 75 ▼ 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 76 [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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 77: Tips And Tricks
Select par. 14-22 Reconnect power and the frequency converter is reset. Note Press [OK] that first start-up takes a few more seconds Select “Initialisation” (for NLCP select “2”) Press [Reset] Press [OK] ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 78 The RS-485 bus must be terminated by a resistor network at both ends. If the drive is the first or the last device in the RS-485 loop, set the switch S801 on the control card for ON. For more information, see the paragraph Switches S201, S202, and S801 . ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 79 5.1.13 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 Available Literature for detailed information on this tool. converter, PC-based Configuration Tool MCT 10. Please check the section on MCT 10 set-up software MCT 10 has been designed as an easy to use interactive tool for setting parameters in our frequency converters.
Page 80 Ordering number: Please order the CD containing MCT 10 Set-up Software using code number 130B1000. WWW.DANFOSS.COM, Business Area: Motion Controls . MCT 10 can also be downloaded from the Danfoss Internet: ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 81 VLT AQUA Low Harmonic Drive Operating In- 6 How to Programme the Low Harmonic Drive structions ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 82: How To Programme The Low Harmonic Drive
Press [Function Setups] for setting up the required functionality of the frequency converter - if not already covered by the settings in [Quick Setup]. Choose between General Settings , Open Loop Settings and Closed Loop Settings. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 83 1-25 Motor Nominal Speed 3-41 Ramp 1 Ramp Up Time 3-42 Ramp 1 Ramp Down Time 4-11 Motor Speed Low Limit 4-13 Motor Speed High Limit 1-29 Automatic Motor Adaptation (AMA) ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 84 Illustration 6.8: Step 7: Use the up/down navigation keys to scroll down to Function Setups. Press [OK]. select between the different choices. Press [OK]. Illustration 6.5: Step 4: Function Setups choices appear. General Settings . Press [OK]. Choose 03-1 ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 85 Q5-1 Last 10 Changes 20-94 PID Integral Time 20-93 PID Proportional Gain Q5-2 Since Factory Setting 20-93 PID Proportional Gain 20-94 PID Integral Time Q5-3 Input Assignments Analog Input 53 Analog Input 54 ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 86 Configuration Mode ) will determine other parameters available for programming. For example, selecting Closed Loop enables additional parameters related to closed loop operation. Option cards added to the unit enable additional parameters associated with the option device. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 87 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 88: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 89: Vlt Aqua Drive - Description Of Common Parameters
® For a detailed explanation of all parameters, please refer to the VLT AQUA Drive Programming Guide MG.20.OX.YY which is available on www.dan- foss.com or by ordering at the local Danfoss office. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 90 Displays the current date and time. [953] Profibus Warning Word Displays Profibus communication warnings. [1005] Readout Transmit Error Counter View the number of CAN control transmission errors since the last power-up. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 91 View the value of Feedback 2. See also par. 20-0*. [1656] Feedback 3 [Unit] View the value of Feedback 3. See also par. 20-0*. [1658] PID Output [%] Returns the Drive Closed Loop PID controller output value in percent. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 92 Ext. 2 Feedback [Unit] The value of the feedback signal for extended Closed Loop Controller 2 [2139] Ext. 2 Output [%] The value of the output from extended Closed Loop Controller 2 ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 93 When a character is highlighted by the cursor, this character can be changed. A character can be inserted by placing the cursor between ▲ ▼ two characters and pressing ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 94 Sets the date and time when summertime/DST ends. The date is programmed in the format selected Date Format . dependent* in par. 0-71 6.3.3 General Settings, 1-0* Define whether the frequency converter operates in open loop or closed loop. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 95 1-24 Motor Current Range: Function: Application [Application dependant] Enter the nominal motor current value from the motor nameplate data. This data is used for cal- dependent* culating motor torque, motor thermal protection etc. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 96 If one of the settings in par. 1-2* Motor Data is changed, par. 1-30 Stator Resistance (Rs) to par. 1-39 Motor Poles , the advanced motor parameters, will return to default setting. This parameter cannot be adjusted while the motor is running. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 97 Maximum Reference/Feedb. ). When using preset references, select Pre- closed loop see par. 20-14 set ref. bit 0 / 1 / 2 [16], [17] or [18] for the corresponding digital inputs in parameter group 5-1* Digital Inputs. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 98 [0 – Motor Speed Low Limit [RPM]] Set the speed in [RPM] below Motor Speed Low Limit where the Check Valve is expected to be closed and the Check Valve no longer shall be active. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 99 Enter the minimum limit for motor speed. The Motor Speed Low Limit can be set to correspond to dependent* the manufacturer’s recommended minimum motor speed. The Motor Speed Low Limit must not Motor Speed High Limit [RPM] . exceed the setting in par. 4-13 ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 100 [21] Speed down [22] Set-up select bit 0 [23] Set-up select bit 1 [24] Pulse input [32] term 29, 33 Ramp bit 0 [34] Mains failure inverse [36] Run Permissive [52] ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 101 Used for start/stop and for reversing on the same wire. Signals on start are not allowed at the same time. [14] Used for activating jog speed. See par. 3-11. (Default Digital input 29) ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 102 Hand Start and Auto Start , the function will be Auto Start . If pressing the Off button on the LCP the motor will stop regardless of signals on Hand Start and Auto Start . ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 103 Same options and functions as par. 5-1* 5-14 Terminal 32 Digital Input Option: Function: Digital Inputs , except for Pulse input . [0] * No Operation Same options and functions as par. 5-1* ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 104 Brake Ready, No Fault [30] Brake Fault (IGBT) [35] External Interlock [36] Control Word Bit 11 [37] Control Word Bit 12 [40] Out of Ref. Range [41] Below Reference, low [42] Above Ref. high ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 105 100.000 N/ [-999999.999 - 999999.999 N/A] Enter the high reference value [RPM] for the motor shaft speed and the high feedback value, see Term. 33 High Ref./Feedb. Value . also par. 5-58 ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 106 • [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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 107 Motor cur. 0-Imax 0 - Inverter Max. Current (par. 16-37 Inv. Max. Current ), (0-20 mA) Torque Limit Motor Mode ), (0-20 mA) [104] Torque 0-Tlim 0 - Torque limit (par. 4-16 ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 108 Scale for the minimum output (0 or 4 mA) of the analogue signal at terminal 42. Terminal Set the value to be the percentage of the full range of the variable selected in par. 6-50 42 Output . ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 109 Output signal 0 or 4 mA is needed at 0% (50% of range) - set par. 6-51 Terminal 42 Output Max Scale to 75% Output signal 20 mA is needed at 100% (75% of range) - set par. 6-52 ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 110 This parameter group is used for configuring the closed loop PID Controller, that controls the output frequency of the frequency converter. 20-12 Reference/Feedback Unit Option: Function: None [1] * [10] 1/min [11] [12] Pulse/s [20] [21] l/min [22] [23] [24] /min [25] ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 111 Feedback Function . essCtrlU- essCtrlUnit] converter’s PID Controller. See the description of par. 20-20 nit* Setpoint reference entered here is added to any other references that are enabled (see par. group 3-1*). ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 112 PID Proportional Gain . When no deviation is present, the output from the proportional controller will be 0. 6.3.10 22-** Miscellaneous This group contains parameters used for monitoring water/ wastewater applications. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 113 Alarm The drive will stop running and activate a No-Flow Alarm [A 92]. A drive digital output or a serial communication bus can communicate an alarm to other equipment. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 114 [0.00 - 0.00 kW] Read out of calculated No Flow power at actual speed. If power drops to the display value the frequency converter will consider the condition as a No Flow situation. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 115 [Application dependant] To be used if par. 0-03 dependent* North America selected). Set power consumption at 85% speed level. This function is used for storing values needed to tune No Flow Detection. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 116 Sleep Mode. If setting for 5%, the boost pressure will be Pset*1.05. The negative values can be used for e.g. cooling tower control where a negative change is needed. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 117 Function: 100 %* [0 - 100 %] Example 1: Adjustment of this parameter allows the shape of the control curve to be adjusted. 0 = Linear 100% = Ideal shape (theoretical). ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 118 H as described above, allows the frequency converter to calculate the reference point B and thus to plot the control curve which will also include the System design Working Point A. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 119 22-87 Pressure at No-Flow Speed Range: Function: 0.000 N/A* [Application dependant] Enter the pressure H corresponding to Speed at No Flow in Reference/Feedback Units. Please see also par. 22-82 Work Point Calculation point D. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 120 When mounting an Analog I/O MCB 109 option card, a battery back up of the date and time is included. The PC-based Configuration Tool MCT 10DCT 10 comprise a special guide for easy programming of Timed Actions. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 121 Set digital out F low [38] Set digital out A high [39] Set digital out B high [40] Set digital out C high [41] Set digital out D high [42] Set digital out E high ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 122 Select ramp 2 [22] [23] Run reverse [24] Stop [26] DC Brake [27] Coast [32] Set digital out A low [33] Set digital out B low [34] Set digital out C low ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 123 Set the filling speed for filling horizontal pipe systems. The speed can be selected in Hz or RPM Speed Low depending on the choices made in par. 4-11 / par. 4-13 (RPM) or in par. 4-12 / par. 4-14 (Hz). Limit* ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 124 Specifies the Filled Set-point at which the Pipe Fill Function will be disabled and the PID controller will take control. This function can be used both for horizontal and vertical pipe systems. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 125: Parameter Options
Int16 Integer 32 Int32 Unsigned 8 Uint8 Unsigned 16 Uint16 Unsigned 32 Uint32 Visible String VisStr Normalized value 2 bytes Bit sequence of 16 boolean variables Time difference w/o date TimD ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 126: Operation/Display 0
[Drive Bypass] Key on LCP [1] Enabled All set-ups TRUE Uint8 0-5* Copy/Save 0-50 LCP Copy [0] No copy All set-ups FALSE Uint8 0-51 Set-up Copy [0] No copy All set-ups FALSE Uint8 ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 127: Load/Motor 1
[0] Disabled All set-ups FALSE Uint8 1-74 Start Speed [RPM] All set-ups TRUE Uint16 1-75 Start Speed [Hz] All set-ups TRUE Uint16 1-76 Start Current 0.00 A All set-ups TRUE Uint32 ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 128: Brakes 2
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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 129: Limits / Warnings 4
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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 130: Digital In/Out 5
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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 131: Analog In/Out 6
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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 132: Comm. And Options 8
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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 133: Profibus 9
TRUE Uint16 10-33 Store Always [0] Off 1 set-up TRUE Uint8 10-34 DeviceNet Product Code 130 N/A 1 set-up TRUE Uint16 10-39 Devicenet F Parameters 0 N/A All set-ups TRUE Uint32 ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 134: Smart Logic 13
[1] Derate All set-ups TRUE Uint8 14-62 Inv. Overload Derate Current 95 % All set-ups TRUE Uint16 14-8* Options 14-80 Option Supplied by External 24VDC [0] No 2 set-ups FALSE Uint8 ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 135: Fc Information 15
SW ID Power Card 0 N/A All set-ups FALSE VisStr[1 15-51 Frequency Converter Serial Number 0 N/A All set-ups FALSE VisStr[1 15-53 Power Card Serial Number 0 N/A All set-ups FALSE ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 136: Data Readouts 16
TRUE Int32 16-56 Feedback 3 [Unit] 0.000 ProcessCtrlUnit All set-ups TRUE Int32 16-58 PID Output [%] 0.0 % All set-ups TRUE Int16 16-59 Adjusted Setpoint 0.000 ProcessCtrlUnit All set-ups TRUE Int32 ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 137: Data Readouts 2 18
Analog Out X42/7 [V] 0.000 N/A All set-ups FALSE Int16 18-34 Analog Out X42/9 [V] 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 ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 138: Fc Closed Loop
20-94 PID Integral Time 8.00 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 139: Ext. Closed Loop
Ext. 2 Integral Time 20.00 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 140: Application Functions
22-7* Short Cycle Protection 22-75 Short Cycle Protection [0] Disabled All set-ups TRUE Uint8 start_to_start_min_on_time 22-76 Interval between Starts (P2277) All set-ups TRUE Uint16 22-77 Minimum Run Time All set-ups TRUE Uint16 ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 141: Timed Actions
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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 142: Cascade Controller
Staging Mode at Alternation [0] Slow All set-ups TRUE Uint8 25-58 Run Next Pump Delay 0.1 s All set-ups TRUE Uint16 25-59 Run on Mains Delay 0.5 s All set-ups TRUE Uint16 ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 143: Analog I/O Option Mcb 109
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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 144 Uint16 27-46 Staging Speed [Hz] 0.0 Hz All set-ups TRUE Uint16 27-47 Destaging Speed [RPM] 0 RPM All set-ups TRUE Uint16 27-48 Destaging Speed [Hz] 0.0 Hz All set-ups TRUE Uint16 ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 145: Water Application Functions
All set-ups TRUE Uint8 31-10 Bypass Status Word 0 N/A All set-ups FALSE 31-11 Bypass Running Hours All set-ups FALSE Uint32 31-19 Remote Bypass Activation [0] Disabled 2 set-ups TRUE Uint8 ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 146: Parameter Options - 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.20.T1.02 - 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.20.T1.02 - 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.20.T1.02 - 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.20.T1.02 - 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 151 VLT AQUA Low Harmonic Drive Operating In- 7 RS-485 Installation and Set-up structions ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 152: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 153 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 154: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 155 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 156 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 157 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 158 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 159: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 160: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 161 VLT AQUA Low Harmonic Drive Operating In- 8 General Specifications structions ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 162: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 163 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 164 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 165 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 166 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 167 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 168 (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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 169 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 170: 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 171 Analog input 54 wrong settings NoFlow 22-2* Dry Pump 22-2* End of Curve 22-5* Broken Belt 22-6* Start Delayed 22-7* Stop Delayed 22-7* Clock Fault 0-7* Table 9.1: Alarm/Warning code list ® MG.20.T1.02 - 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 Alarm Word , par. 16-92 Warning Word and par. 16-94 Ext. Status Word . ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 173 100% in par. 1-90 Connect a brake resistor Troubleshooting: Extend the ramp time Check if motor is over heating. Change the ramp type Check if the motor is mechanically overloaded. ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 174 A fitted option is not operational with the present control board hardware or software. WARNING/ALARM 26, Brake resistor power limit Record the value of the following parameters and contact your Danfoss The power transmitted to the brake resistor is calculated: as a percent- supplier:...
Page 175 ALARM 38, Internal fault Turn off the frequency converter and remove the brake resistor. It may be necessary to contact your Danfoss supplier. Some typical alarm This alarm/ warning could also occur should the brake resistor overheat. messages: Terminal 104 to 106 are available as brake resistor.
Page 176 DSP watchdog is active. Debugging of power part data The 24 VDC is measured on the control card. The external 24 VDC backup Motor Orientated Control data not transferred correct- power supply may be overloaded, otherwise contact your Danfoss sup- 2049 Power data restarted plier.
Page 177 ® MG.20.T1.02 - VLT is a registered Danfoss trademark...
Page 178 Typecode Setting according to the label correct type code in par. 14-23 on the unit. Remember to select ‘Save to EEPROM’ to complete. ALARM 251, New type code The frequency converter has a new type code. ® MG.20.T1.02 - 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.20.T1.02 - 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.20.T1.02 - 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.20.T1.02 - 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.20.T1.02 - 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.20.T1.02 - VLT is a registered Danfoss trademark...
Page 184 130R0504 MG20T102 Rev. 2009-06-26 *MG20T102*...

Danfoss VLT AQUA Drive FC 200 Operating Instructions Manual

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