Table of Contents
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Contents
MG.28.E9.02 - VLT is a registered Danfoss trademark
Software version ...................................................................................................... 4
High voltage warning ............................................................................................... 5
These rules concern your safety ............................................................................... 5
Warning against unintended start ............................................................................. 5
Technology .............................................................................................................. 6
CE labelling ............................................................................................................. 8
Modbus RTU ......................................................................................................... 11
Motor coils ............................................................................................................. 12
EMC filter for long motor cables ............................................................................ 16
Ordering numbers for VLT 2800 200-240 V .......................................................... 17
Ordering numbers for VLT 2800 380-480V ............................................................ 19
Order form ............................................................................................................. 21
PC software ........................................................................................................... 22
PC Software tools .................................................................................................. 22
Accessories for the VLT 2800 ................................................................................ 23
Control unit ............................................................................................................ 30
Manual initialisation ................................................................................................. 30
Hand Auto ............................................................................................................. 31
Automatic motor tuning ......................................................................................... 32
The LCP 2 Control unit, option .............................................................................. 33
Parameter selection ............................................................................................... 36
......................................................................................................... 38
Mechanical dimensions .......................................................................................... 38
Mechanical installation ........................................................................................... 42
General information about electrical installation ...................................................... 43
EMC-correct electrical installation .......................................................................... 44
Earthing of screened/armoured control cables ....................................................... 46
Diagram ................................................................................................................. 47
Electrical installation ............................................................................................... 48
Safety clamp .......................................................................................................... 50
Pre-fuses ................................................................................................................ 50
Mains connection ................................................................................................... 50
Motor connection ................................................................................................... 50
RFI switch .............................................................................................................. 51
Direction of motor rotation ..................................................................................... 51
Parallel connection of motors ................................................................................. 51
Motor cables .......................................................................................................... 52
Motor thermal protection ....................................................................................... 52
Brake connection ................................................................................................... 52
Earth connection .................................................................................................... 52
Load sharing .......................................................................................................... 53
Tightening Torque, Power Terminals ...................................................................... 53
Control of mechanical brake .................................................................................. 53
Access to control terminals .................................................................................... 53
Electrical installation, control cables ....................................................................... 54
Tightening torques, control cables .......................................................................... 55
Electrical installation, control terminals ................................................................... 55
Relay connection ................................................................................................... 55
VLT Software Dialog .............................................................................................. 55
®
VLT
2800 Series
............................................................................... 4
1
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Summary of Contents for Danfoss VT2800 Series
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Page 1: Table Of Contents
Access to control terminals ..................53 Electrical installation, control cables ............... 54 Tightening torques, control cables ................55 Electrical installation, control terminals ..............55 Relay connection ....................55 VLT Software Dialog ....................55 MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 2 General technical data ..................146 Technical data, mains supply 1 x 220 - 240 V/3 x 200-240V ......150 Technical data, mains supply 3 x 380 - 480 V ............. 151 Available literature ....................152 MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 3 ® 2800 Series Supplied with the unit ................... 152 Index ........................160 MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 4: Introduction To Vlt 2800
The software version number can be seen from parameter 640; Software version no. NB!: This symbol indicates something that should be noted by the reader. Indicates a general warning. This symbol indicates a warning of high voltage. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 5: High Voltage Warning
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. If personal safety considerations make it necessary to MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 6: Technology
Efficient monitoring of the mains supply means that the unit will stop in the case of a phase drop-out. In this way, the inverter and the condensers in the intermediate MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 7 128 Thermal motor protection. See also the section entitled Galvanic Isolation (PELV) for further information. NB!: This function cannot protect the indi v idual motors in the case of motors linked in parallel. MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 8: Ce Labelling
The EMC directi v e came into force on 1 January 1996. Danfoss CE labels in accordance with the directi v e and issues a declaration of conformity upon request. In order that EMC-correct installation can be carried out, this manual gi v es detailed instructions for installation. - Page 9 Max. constant output Max. constant output power current I at 230 V S INV. INV. INV. Type [kW] [HP] [kVA] 2803 0.37 2805 0.55 0.75 2807 0.75 2811 2815 2822 2840 16.0 MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 10 For further information, see VLT 2800 Wobble The frequency converter can be integrated directly Instruction MI50JXYY. in an overall surveillance system, which will allow detailed process data to be transferred via serial communication. MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 11: Modbus Rtu
- FC Dri v e, which is a profile adapted to Danfoss. - Profidri v e, which supports the profidri v e profile. See Serial communication for further details of telegram structure and Dri v e profile. -
Page 12: Motor Coils
200 x 90 x 152 Weight 3.8 kg Parameter 411 Switching frequency = 4500 Hz. See ordering number for motor coil module For mechanical dimensions see under under Accessories for VLT 2800. Mechanical dimensions. MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 13 Dimensions H x W x D (mm) 200 x 60 x 87 Weight 0.9 kg For mechanical dimensions see under See ordering number for RFI 1B filter module Mechanical dimensions. under Accessories for VLT 2800. MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 14 Danfoss can supply an LC filter for the frequency converter, which muffles the acoustic motor noise. Before the filters are put into use you must ensure that:...
- Page 15 200 x 75 x 168 Dimensions 195N3101 9.1 A H x W x D (mm) 267.5 x 90 x 168 Weight 195N3100 4.0 A 2.4 kg Weight 195N3101 9.1 A 4.0 kg MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 16: Emc Filter For Long Motor Cables
4 operating data items and 3 operation modes continuously. During programming, all the information required for quick, efficient parameter Setup of the frequency converter is displayed. As a supplement MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 17: Ordering Numbers For Vlt 2800 200-240 V
Profibus DeviceNet Ordering no. 3 MBits/s 195N0061 3 MBits/s 195N0062 195N0025 195N0063 195N0026 195N0064 195N0027 195N0065 195N0028 195N0066 195N0029 195N0067 195N0030 195N0068 195N0031 195N0069 195N0032 195N0070 195N0033 195N0071 195N0034 195N0072 195N0035 195N0036 MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 18 R1: With RFI filter that complies with EN 55011-1A. NB!: For VLT 2803-2815 with an R1 filter it is only possible to connect single-phase mains voltage 1 x 220 - 240 Volt. 1) Also available in 12 MBit/s version. MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 19: Ordering Numbers For Vlt 2800 380-480V
Profibus DeviceNet Ordering no. 3 MBit/s 195N1061 3 MBit/s 195N1062 195N1025 195N1063 195N1026 195N1064 195N1027 195N1065 195N1028 195N1066 195N1029 195N1067 195N1030 195N1068 195N1031 195N1069 195N1032 195N1070 195N1033 195N1071 195N1034 195N1072 195N1035 195N1036 MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 20 ST: Standard unit. 1) Also available in 12 MBit/s. SB: Standard unit with integral brake. R1: With RFI filter that complies with EN 55011-1A. R3: With RFI filter that complies with EN 55011-1B. MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 21: Order Form
® 2800 Series MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 22: Pc Software
Danfoss AHF filters and 12-18-pulse rectifiers, can be calculated. Ordering number: Please order your CD containing the MCT 31 PC tool using code number 130B1031. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 23: Accessories For The Vlt 2800
W x H x D = 288 x 450 x 71mm 195N3112 Incl. the modules Basis, Logging, Template, Guided Tour in 6 languages (Danish, English, German, Italian, Spanish and French). For further information see VLT 2800 Cold Plate Instruction MI.28.DX.02. MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 24 The advantage of using a brake resistor is that you can brake quickly with large loads, e.g. on a conveyor belt. Danfoss has chosen a solution in which the brake resistor is not integrated into the frequency converter. Calculation of brake resistance...
- Page 25 P selected in which the constant braking power does PEAK PEAK, , as the power is reduced by the efficiency not exceed the mean power P of the brake resistor. MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 26 If the value in parameter 144 is increased, NB!: the motor current will simultaneously increase If Danfoss brake resistors are not used, it significantly when generator loads are applied. must be ensured that the brake resistor The parameter should therefore only be changed if is induction-free.
- Page 27 The brake resistor should be fitted to a figure shows an installation with a thermal relay. nonflammable material. The brake current setting of thermal relay for Danfoss 40% brakeresistors can be found in the table further on. For protection of the installation, a thermal relay should be fitted that cuts off the frequency converter if the brake current becomes too high.
- Page 28 : Brake current setting of thermal relay Code number : Order numbers for Danfoss brake resistors Cable cross section : Recommended minimum value based upon PVC insulated copper cable, 30 degree Celsius ambient temperature with normal heat dissipation MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 29 ® 2800 Series See dimensions of brake resistor for VLT 2803-2882 duty cycle 40% in instruction MI.90.FX.YY. Dimensions of Flatpack brake resistors 100 W 200 W MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 30: Control Unit
[CHANGE DATA] is used for changing a setting. The [CHANGE DATA] key is also used for confirming a change of parameter settings. [+] / [-] are used for selecting parameters and for changing parameter values. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 31: Hand Auto
If for a gi v en parameter the display shows three dots at the right, it means that the parameter value has more than three digits. In order to see the value, acti v ate [CHANGE DATA]. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 32: Automatic Motor Tuning
[2]. "107" will now flash, and "2" will not flash. 2. AMT is acti v ated by pressing start. "107" will now flash and dashes will move from left to right in the data value field. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 33: The Lcp 2 Control Unit, Option
As a supplement to the display, there are three indicator lamps for voltage (ON), warning (WARNING) and alarm (ALARM). All frequency converter parameter Setups can be changed immediately from the control panel, MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 34 002 Local/remote operation is set to Local control. [START] is used to start the frequency converter. Is always acti v e, but cannot override a stop command. MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 35 [+ / -] keys. Display mode II: Switch between Display modes I and II is performed by briefly pressing the [DISPLAY / STATUS] key. MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 36: Parameter Selection
However, some Load & Motor parameters will be "shaded off", depending on the References & Limits choice in parameter 100 Configuration . Inputs & Outputs Special functions Serial communication Technical functions MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 37 50.0 Hz SETUP 130 START FREQUENCY 09.0 HZ The selected digit can then be changed infinitely variably using the [+ / -] keys: FREQUENCY 50.0 Hz SETUP 130 START FREQUENCY 10.0 HZ MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 38: Installation
VLT 2840 200-240 Volt All dimensions are in mm. VLT 2855-2875 380-480 Volt VLT 2803-2815 200-240 Volt VLT 2805-2815 380-480 Volt VLT 2880-82 380-480V VLT 2822 200-240 Volt VLT 2822-2840 380-480 Volt MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 39 Motor coils (195N3110) RFI 1B filter (195N3103) Terminal cover The drawing below gi v es the dimensions for NEMA 1 terminal covers for VLT 2803-2875. Dimension ’a’ depends on the unit type. MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 40 VLT 2803-2815 200-240 V, VLT 2805-2815 380-480 V 195N2118 VLT 2822 200-240 V, VLT 2822-2840 380-480 V 195N2119 VLT 2840 200-240 V, VLT 2855-2875 380-480 V 195N2120 VLT 2880-2882 380-480 V 195N2126 EMC filter for long motor cables 192H4719 MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 41 ® 2800 Series 192H4720 192H4893 MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 42: Mechanical Installation
This means that side-by-side mounting is not allowed. Spacing for mechanical installation All units require a minimum of 100 mm air between other components and vents of the enclosure. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 43: General Information About Electrical Installation
Please note that the required distance depends on the installation and the sensiti v ity of the signal cables, and that for this reason exact values cannot be gi v en. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 44: Emc-Correct Electrical Installation
Use cable clamps instead. The illustration below shows EMC-correct electrical installation, in which the frequency converter has been fitted in an installation cabinet and connected to a PLC. MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 45 Z is rarely stated by cable manufacturers, but it is often possible to estimate Z by looking at and assessing the physical design of the cable. MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 46: Earthing Of Screened/Armoured Control Cables
This problem is resolved by attaching one end of the screen to the earth via a 100 nF capacitor (short pin length). MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 47: Diagram
® 2800 Series Diagram * Integrated 1A RFI filter and brake is an option. ** VLT 2803-2815 200-240 V is not supplied with intermediate circuit coils. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 48: Electrical Installation
® 2800 Series Electrical installation See also the section Brake Connection. VLT 2822 200-240 V, 2822-2840 380-480 V VLT 2803-2815 200-240 V, 2805-2815 380-480 V MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 49 2800 Series VLT 2840 200-240 V, 2855-2875 380-480 V VLT 2880-2882 380-480 V Please note that the units will be supplied with two bottom plates; one for metric glands and one for conduits. MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 50: Safety Clamp
In motors without phase insulation paper, mains voltage of the frequency converter, which an LC filter should be fitted on the output can be seen from the nameplate. of the frequency converter. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 51: Rfi Switch
The total current consumption of the motors is not to exceed the maximum rated output current for the frequency converter. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 52: Motor Cables
HF impedance. Motor thermal protection The electronic thermal relay in UL-approved frequency converters has recei v ed the UL-approval for single motor protection, when parameter 128 Motor thermal MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 53: Load Sharing
139. If the frequency converter is placed at alarm status or in an overvoltage situation the mechanical brake is cut in immediately. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 54: Electrical Installation, Control Cables
In this connection, it may be necessary to break the screen and possibly insert a 100 nF capacitor between the screen and the chassis. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 55: Tightening Torques, Control Cables
An LCP 2 control unit can be connected to the Sub D plug on the control card. Ordering number: 175N0131. LCP control unit with ordering number 175Z0401 is not to be connected. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 56: Connection Examples
Par. 315 Terminal 60, min. scaling = 4 mA Par. 316 Terminal 60, max. scaling = 20 mA 4-20 mA reference 4-20 mA reference on terminal 60 and speed feedback signal on terminal 53. MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 57 Par. 203 Reference range = Min. ref. - Max. ref. [0] Par. 204 Min. reference = - 50 Hz Par. 205 Max. reference = 50 Hz Par. 302 Digital input = Start [7] MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 58: Use Of Internal Pid-Controller - Closed Loop Process Control
VLT frequency converter. Inverse [1]: The output frequency should increase when the feedback signal increases 440 = Proportional gain (P-gain) 0.3-1.0 (experienced value) MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 59 With the above connections and settings all normal pump and fan applications will work properly. In certain cases it might be necessary to optimize the PID-controllerr (parameter 440, 441 and 442) beyond the mentioned experienced values. MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 60: Programming
013 Local control = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 61 [OK]/[CHANGE DATA] Factory Setup (FACTORY SETUP) Setup 1 (SETUP 1) = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 62 Set the required scaling factor. you wish to display in the LCP 2 control unit display = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 63 619 Reset of running hours counter. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 64 Local control and open loop without slip acti v e. The shift will be smooth. compensation = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 65 = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 66 Not acti v e (DISABLE) using an LCP 2 control panel. See Order form. Acti v e (ENABLE) = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 67 Menu and parameter 025 Quick Menu setup are reset to the factory setting during initialisation. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 68: Load And Motor
DeviceNet card is mounted and Instance 20/70 or 21/71 is chosen in parameter 904 Instance types. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 69 This is where to set the rated motor voltage for either star Y or delta = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 70 Ohms (typical for motors > 5.5 kW, 400 V), a special as well as possible, the correct type plate data for = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 71 In this case 5Hz and above. Speed to go from 0 to nominal flux level: 500ms = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 72 (inverter turned off). Choose Start frequency/voltage clockwise [3] to obtain the function described in parameter 130 = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 73: Dc Braking
(+10V) and one of the digital input terminals 18, 19, 27 or 29. See parameter 300 Digital inputs. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 74 The output frequency will ’jump’ to the next preset frequency. Certain motors, such as conical anchor motors, need an extra voltage/start frequency = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 75 If this value is set too high, the frequency converter may cut out because of overcurrent. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 76 (FAN CONTROL) Value: Automatic (AUTOMATIC) Always switched on (ALWAYS ON) Always switched off (ALWAYS OFF) = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 77 146 Reset voltage vector (RESET VECTOR) Value: *Off (OFF) Reset (RESET) = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 78: References & Limits
- External references, such as analogue inputs 53 and 60, pulse references via terminal 33 and references from serial communication. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 79 The local reference unit depends on the selection references simultaneously. In parameter 214 in parameter 100 Configuration. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 80 0. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 81 ) to 0 Hz, provided no overvoltage arises in the inverter because of generating operation of the motor. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 82: Reference Function
LCP control panel, on the condition that this is acti v e in parameter 015 Local jog. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 83 0% (factory setting). = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 84 The signal = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 85 46 = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 86 Description of choice: Enter the frequencies to be avoided. See also parameter 229 Frequency bypass, bandwidth. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 87: Inputs And Outputs
For further information see VLT 2800 Precise Stop Instruction, MI.28.CX.02. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 88 (in Hz). The output frequency can now only be changed via Speed up and Speed down . = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 89 Preset ref. 3 Preset ref. 4 used is a pulse train (frequency). In parameter = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 90 702 = 5 Hz → 4 mA = 0 Hz and 20 mA = 5 Hz. Scaling of the input signal is effected in parameter = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 91 205 Maximum reference value, Ref = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 92 Minimum reference, Ref - Maximum reference, (parameters 204/205). 0-20 mA/ 4-20 mA. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 93 224 (MECH. BRAKE CONTROL) [25] Warning: High current, I HIGH = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 94 0 - f (parameter 202 Output frequency, high limit, f = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 95 = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 96 NB!: Only acti v e for speed-compensated stop. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 97: Special Functions
Furthermore, it is possible to select the number of times a restart is to be = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 98 When the LC filter is selected the switching frequency is changed to 4.5 kHz. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 99 009-012 Display read-out, and in Display mode. The unit is used in Closed loop = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 100: Pid Functions
It is possible to limit the reference range = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 101: Handling Of Feedback
In the factory the process regulator is preset with an acti v e anti windup function. This function means = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 102 It only makes a contribution when the error changes. The quicker the error changes, the stronger the gain = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 103 Set the output frequency (F2) that is to match the second output voltage (U2), parameter 425 U2 voltage . = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 104 If the frequency converter is to increase the output frequency in case the feedback signal increases, select Inverse [1]. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 105 1.6 Hz. If the = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 106 0 - 50 V if 400V device (rotating motor) effects, the unit may cut out because of overvoltage. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 107 [1] is selected, the frequency converter translates the feedback signal to a squared feedback value. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 108: Serial Communication For Vlt 2800
1’s in the 8 data bits and the parity bit in total). A character is completed by a stop bit, thus consisting of 11 bits in all. MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 109 Example: writing to frequency converter address 22 (16H) with address format 1-31: Data control byte (BCC) The data control byte is explained in this example: MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 110 Bits no. 12-15 are used to transfer parameter Data change is not possible because commands from master to slave and the slave’s factory Setup is selected processed responses back to the master. MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 111 Unsigned means that there is no operational block is transferred and returned to the master. sign in the telegram. If a parameter contains not a numerical value, but several data options, e.g. parameter 001 MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 112 Present outp. The master sends the following request: (slave⇒master) frequency PKE = 10CF Hex - read parameter 207 Ramp up time 1 IND = 0000 Hex = 0000 Hex HIGH = 0000 Hex MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 113: Control Word According To Fc Protocol
Bit 08 = ’1’ causes the output frequency to be voltage and duration are preset in parameters determined by parameter 213 Jog frequency. 132 DC brake voltage and parameter 126 DC braking time. Note: In parameter 504 DC brake a MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 114: Status Word According To Fc Profile
Bit 03 = ’1’ means that the frequency converter is tripped, and that it needs a reset signal for operation to be reestablished. Bit 04, Not used: Bit 04 is not used in the status word. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 115: Control Word According To Fieldbus Profile
221 Current Limit I Bit 03, Coasting stop: Bit 14 = ’1’ means that the output current is See description under Control word according greater than the value in parameter 221 Current to FC protocol. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 116: Status Word According To Profidrive Protocol
Bit 04, ON 2/OFF 2: Bit 04 = ’0’ means that Bit 01 in the control word = ’1’. Bit 04 = ’1’ means that Bit 01 in the control word = ’0’. MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 117 16-bit word. The value is transferred in whole numbers 0 - ±32767 (±200%). transferred as whole numbers 0 - ±32767 (±200%). 16384 (4000 Hex) corresponds to 100%. 16384 (4000 Hex) corresponds to 100%. MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 118 Par. 201 Output frequency low limit = 0 Hz Par. 202 Output frequency high limit = 50 Hz Status word = 0F03 Hex. Output frequency = 2000 Hex ⇒ 50% of the frequency range, corresponding to 25 Hz. MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 119: Serial Communication
Parameter 501 Baudrate cannot be selected via the serial port, but must be preset via the operating unit. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 120 DC braking Quick-stop Motor running Motor running Motor running Motor running Motor running Motor running = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 121 Start Serial communication (SERIAL PORT) Start Logic and (LOGIC AND) Logic or (LOGIC OR) = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 122 Setup 3 Setup 4 Logic and [2] Dig. Dig. Setup Setup Setup Setup Setup = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 123 Select the desired control word profile. See Serial port for VLT 2800 for further details of control word profiles. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 124 Gi v es the voltage being supplied to the motor. 416. See also dealing with feedback. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 125 VLT 2800. Function: There is a choice of three different protocols. Warning word, parameter 540: = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 126 CRC check will not be valid, the dri v e will ignore the message. The resulting retransmissions of messages will slow communications on the network. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 127: Technical Functions
NB!: Parameters 615-617 Fault log cannot be read out via the integral control unit. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 128 4. Connect the mains voltage. 5. The frequency converter automatically undertakes a test of the control card. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 129 Setups, with the exception of parameters 500 Address, 501 Baudrate, 600-605 Operating data and 615-617 Fault log. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 130 Parameter 642 Nameplate: Power card identification: The ID number of the unit’s power part appears here. Example: 1.15 = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 131: All About Vlt 2800
In order to maintain PELV all connections made to converter displays a fault code, although this depends the control terminals must be PELV, e.g. thermistor on impedance and motor frequency. must be reinforced/double insulated. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 132: Du/Dt On Motor
When a transistor in the inverter is opened, the voltage across the motor terminals will rise by a voltage/time ratio (dU/dt) determined by: - the motor cable (type, cross-section, induction, capacity, length and screened/armoured/un- screened/unarmoured) MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 133: Temperature-Dependent Switch Frequency
The frequency converter will automatically derate at T = max. 45 °C. the rated output current I when the switching VLT,N, 2. Derating of max. T versus altitude at frequency exceeds 4.5 kHz. 100% output current. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 134: Vibration And Shock
(η MOTOR η = η x η SYSTEM MOTOR Based on the graph above, it is possible to calculate the system efficiency at different loads. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 135: Mains Supply Interference/Harmonics
The lower the power factor, the higher the I for the same kW performance. In addition, a high power factor indicates that the different harmonic currents are low. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 136: Generic Emc Standards/Product Standards
The following system results are achieved on a system consisting of a VLT Series 2800 with screened/armoured control cable, control box with potentiometer, screened/armoured motor cable and screened/armoured brake cable as well as an LCP2 with cable. MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 137 3 x 480 V version with 1B RFI filter 50 m 50 m 50 m 1. For VLT 2822-2840 3 x 200-240 V the same values apply as for the 480 V version with 1A RFI filter. MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 138: Emc Immunity
Signal interface 2 kV / CCC <3 m Enclosure 8 kV AD 10 V/m 6 kV CD Standard bus 2 kV / CCC 2 kV/2 10 Vrms DM: Differential mode CM: Common mode MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 139: Harmonic Current Emission
NB!: Fitting of frequency converters in aggressi v e environments increases the risk of stoppages, in addition to considerably reducing the service life of the unit. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 140: Display Readout
The frequency converter shows the present Hand mode reference frequency in Herz (Hz). The frequency converter shows scaled output frequency (the present output frequency x parameter 008). MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 141 The time depends on the device, and is set at 5 time depends on the device, and is set at 5 - 10 - 10 sec. An overvoltage in the UDC can occur sec. Note: The frequency converter will trip with an MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 142 409 Trip delay overcurrent. MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 143 There is inconsistency between the registered motor ALARM 37-45: Internal fault data. Check the motor data for the relevant setup. If one of these failures occurs, please contact Danfoss. ALARM 52: AMT missing motor phase Alarm 37, internal fault number 0: Communication The AMT function has detected a missing motor phase.
- Page 144 ® 2800 Series of ± 5 %. The corresponding line voltage is the intermediate circuit voltage di v ided by 1,35. MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 145: Warning Words, Extended Status Words And Alarmwords
Slow down 000010 Catch-up 000020 Feedback high 000040 Feedback low 000080 Output current high 000100 Output current low 000200 Output frequency high 000400 Output frequency low 002000 Braking 008000 Out of frequency range MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 146: General Technical Data
(terminals 18, 19, 27, 29) ................... approx. 4 k Input resistance, R (terminal 33) ...................... approx. 2 k All digital inputs are galvanically isolated from the supply voltage (PELV) and other high- voltage terminals. See section entitled Galvanic Isolation. MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 147 Max. error: 0.2 % of full scale Resolution on frequency output ........................10 bit The digital output is galvanically isolated from the supply voltage (PELV) and other high- voltage terminals. See section entitled Galvanic Isolation. MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 148 Max. cross section to motor, see next section. Max. cross section to control wires, rigid wire ..........1.5 mm /16 AWG (2 x 0.75 mm Max. cross section to control cables, flexible cable ..............1 mm /18 AWG MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 149 Monitoring of the intermediate circuit voltage ensures that the frequency converter cuts out if the intermediate circuit voltage is too low or too high. • The frequency converter is protected against earth fault on motor terminals U, V, W. MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 150: Technical Data, Mains Supply 1 X 220 - 240 V/3 X 200-240V
RMS (symmetrical), 500 V maximum. 3. Measured using a 25 m screened/armoured motor cable with a rated load and rated frequency. 4. IP20 is standard for VLT 2805-2875, whereas NEMA 1 is an option. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 151: Technical Data, Mains Supply 3 X 380 - 480 V
Bussmann KTN-R 200 V, KTS-R 500 V or Ferraz Shawmut, type ATMR (max. 30A). The fuses must be placed for protection in a circuit that is capable of supplying a maximum of 100,000 amps RMS (symmetrical), 500 V maximum. MG.28.E9.02 - VLT is a registered Danfoss trademark... -
Page 152: Available Literature
VLT 2800 DeviceNet cable ........................MI.28.F1.02 Cold plate ............................MI.28.D1.02 Precise stop ............................MI.28.C1.02 Communication with VLT 2800: Profibus manual ..........................MG.90.AX.YY VLT 2800 DeviceNet manual ......................MG.90.BX.YY X = version number YY = language version MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 153 This number refers to a conversion figure to be used Unsigned 8 when writing or reading via serial communication Unsigned 16 with a frequency converter. Unsigned 32 Text string See Data character in Serial communication in the Design Guide. MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 154 Brake cut out value 3.0 Hz Brake cut in frequency 3.0 Hz Current, minimum value Leak reactance depends on motor selected Internal ventilator control Automatic AC brake factor 1.30 Reset voltage vector MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 155 Warn. Low frequency 0.0 Hz Warn. High frequency 132.0 Hz Warn. Low Feedback -4000.000 Warn. High Feedback 4000.000 Frequency bypass, 0 Hz (OFF) bandwidth Frequency bypass 1 0.0 Hz Frequency bypass 2 0.0 Hz MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 156 This number refers to a conversion figure to be used Unsigned 8 when writing or reading via serial communication Unsigned 16 Unsigned 32 with a frequency converter. Text string See Data character in Serial communication in the Design Guide. MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 157 Off (0.00 s). Proc. PID diff. ampl. limit Proc. PID lowpass filter time 0.02 s Flying start Not possible Speed PID feedforward factor 100% Controller range 10 % Brake voltage reduce Feedback conversion Linear MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 158 Data readout: Status word Data readout: Bus feedback 1 Data readout: Inverter temperature Data readout: Alarm word Data readout: Control word Data readout: Warning word Data readout: Extended status word Data readout: Pulse count MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 159 This number refers to a conversion figure to be used Unsigned 8 when writing or reading via serial communication Unsigned 16 Unsigned 32 with a frequency converter. Text string See Data character in Serial communication in the Design Guide. MG.28.E9.02 - VLT is a registered Danfoss trademark...
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Page 160: Index
Fan control ........... Counter stop via terminal 33 ..............Fault log .............. Counter value ..............Feedback ..............Current limit, ............ Feedback conversion ..........Current, minimum value ..............Feedback, ..............Fieldbus ............Fieldbus option MG.28.E9.02 - VLT is a registered Danfoss trademark... - Page 161 Protocol ..............Protocols ..........Pulse reference/feedback ..............mains cable ............Pulse start/stop ............Mains connection .............. Mains protector .............. Mains supply ..............Mains voltage ..............Quick menu ........... Manual initialisation 30, 37 MG.28.E9.02 - VLT is a registered Danfoss trademark...
- Page 162 4-20 mA reference ..............Square root ................. Start ..............Start delay ............. Start frequency ......50 Hz anti-clockwise to 50 Hz clockwise ............... Start function ..............Start torque ..............Start voltage ..............Start/stop MG.28.E9.02 - VLT is a registered Danfoss trademark...