Fantech VLT 2800 Series Instruction Manual
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Fantech VLT 2800 Series Instruction Manual

Fantech VLT 2800 Series Instruction Manual

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Instruction Manual
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VLT
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Summary of Contents for Fantech VLT 2800 Series

  • Page 1 Instruction Manual ® 2800...

  • Page 2: Table Of Contents

    VLT® 2800 Series Contents Introduction to VLT 2800 ................3 Software version ....................... 3 High voltage warning ....................4 These rules concern your safety: ................4 Warnings against unintended start: ................4 Installation ......................5 Mechanical dimensions .................... 5 Mechanical installation ....................9 General information about electrical installation ............
  • Page 3 VLT® 2800 Series Operation & Display ....................31 Load and Motor ..................... 39 References & Limits ....................50 Inputs and Outputs ....................57 Special functions ....................67 Serial communication ..................... 75 Technical functions ....................84 All about VLT 2800 ..................89 Warnings/alarm messages and corrective actions ..........

  • Page 4: Introduction To Vlt 2800

    Document Version Number 5.00. VLT 2800 Series Instruction Manual Software version: 2.7x This Instruction Manual can be used for all VLT 2800 Series adjustable frequency drives (AFD) with software version 2.7x. The software version number can be seen from parameter 640 Software Version.

  • Page 5: High Voltage Warning

    VLT® 2800 Series High voltage warning that 4 minutes has passed before removing motor and AC line plugs. The voltage of the adjustable frequency 7. The DC bus terminals are another high voltage drive is dangerous whenever the drive is input that must be disconnected before servicing connected to electrical current.

  • Page 6: Installation

    VLT® 2800 Series Mechanical dimensions The drawings below give the mechanical dimensions. The drawing below gives the mechanical dimensions of All dimensions are in mm. VLT 2840 (5 HP) 200-240 Volt and VLT 2855-2875 (7 - 10HP) 380-480 Volt. All dimensions are in inches. VLT 2803-2815 200-240 Volt VLT 2805-2815 380-480 Volt VLT 2840 200-240 Volt...
  • Page 7 VLT® 2800 Series Motor coils (195N3110) Terminal cover The drawing below gives the dimensions for NEMA 1 terminal covers for VLT 2803-2875. Dimension ’a’ depends on the unit type. RFI 1B filter (195N3103) IP 21 solution MG.28.A8.22 - VLT is a registered Danfoss trademark...
  • Page 8 VLT® 2800 Series Dimensions Type Code number 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.A8.22 - VLT is a registered Danfoss trademark...
  • Page 9 VLT® 2800 Series 192H4720 192H4893 MG.28.A8.22 - VLT is a registered Danfoss trademark...

  • Page 10: Mechanical Installation

    VLT® 2800 Series Mechanical installation Side-by-side The adjustable frequency drive is cooled by air All VLT 2800 units can be installed side-by-side circulation. For proper cooling, allow a minimum and in any position, as the units do not require of 4 inches (100 mm) of open space above and ventilation on the side.

  • Page 11: General Information About Electrical Installation

    VLT® 2800 Series General information about electrical installation High voltage warning The voltage of the adjustable frequency drive is dangerous whenever the drive is connected to the AC line. Incorrect installation of the motor or drive may cause damage to the equipment, serious injury or death. Comply with the safety instructions in this manual as well as local and national rules and safety regulations.

  • Page 12: Emc-Correct Electrical Installation

    VLT® 2800 Series EMC-correct electrical installation General points to be observed to ensure - It is important to ensure good electrical contact from EMC-correct electrical installation. the installation plate through the installation screws to the metal cabinet of the variable frequency drive. - Use only shielded/armoured motor cables and - Use starwashers and galvanically conductive shielded/armoured control cables.

  • Page 13: Grounding Of Shielded/Armoured Control Cables

    VLT® 2800 Series Grounding of shielded/armoured control cables In general control cables must be shielded/armoured, and the shield must be connected to the unit’s metal cabinet with a cable clamp at each end. The drawing below shows the correct way to perform the grounding, and what to do when in doubt.

  • Page 14: Diagram

    VLT® 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.A8.22 - VLT is a registered Danfoss trademark...

  • Page 15: Electrical Installation

    VLT® 2800 Series Electrical installation VLT 2822 200-240 V, 2822-2840 380-480 V VLT 2803-2815 200-240 V, 2805-2815 380-480 V MG.28.A8.22 - VLT is a registered Danfoss trademark...
  • Page 16 VLT® 2800 Series VLT 2840 200-240 V, 2855-2875 380-480 V VLT 2880-2882 380-480V Please note, that the units will be supplied with two bottom plates; one for metric glands and one for conduits. MG.28.A8.22 - VLT is a registered Danfoss trademark...

  • Page 17: Safety Clamp

    VLT® 2800 Series Safety clamp 380-460 Volt units with RFI-filters may not To maintain the galvanic isolation (PELV) between be connected to AC line supplies in which the control terminals and high-voltage terminals, the the voltage between phase and ground is accompanying safety clamp must be attached to more than 300 Volts.

  • Page 18: Parallel Connection Of Motors

    VLT® 2800 Series 105 Motor current, I has been programmed to M, N NOTE the rated motor current (see motor nameplate). If an unshielded/unarmoured cable is used, some EMC requirements are not complied with, see EMC test results in the Design Guide. Parallel connection of motors If the EMC specifications regarding emission are to be complied with, the motor cable must be...

  • Page 19: Load Sharing

    VLT® 2800 Series even further, a Recidual Current Device (RCD) can be This requires that the installation is extended using fitted to ensure that the adjustable frequency drive extra fuses and AC coils (see drawing below). cuts out when the leakage currents get too high. Also For load sharing parameter 400 Brake function see RCD Application note MN.90.GX.02.
  • Page 20 VLT® 2800 Series Electrical installation, control circuitry Control wires must be shielded/armored. Connect the shield to the drive chassis with a clamp. Normally, NOTE the shield must also be connected to the chassis of Using unshielded/unarmored cable may not the controlling device. (See the instructions for the comply with some EMI/RFI requirements.

  • Page 21: Tightening Torques, Control Cables

    VLT® 2800 Series Tightening torques, control cables NOTE Control wires must be connected with a tightening To supply internal 24 VDC voltage to the torque of 0.22–0.25 Nm. digital input terminals, jumper terminal 12 to terminal 27. Relay connection Electrical installation, control terminals See parameter 323, Relay output for programming NOTE of relay output.

  • Page 22: Vlt Software Dialog

    VLT® 2800 Series VLT Software Dialog Connection to terminals 68-70 or Sub D: - PIN 3 GND - PIN 8 P-RS 485 - PIN 9 N-RS 485 Sub D plug An LCP 2 control unit can be connected to the Sub D plug on the control card.

  • Page 23: Connection Examples

    VLT® 2800 Series Connection examples Speed up/slow down Speed up/slow down using terminals 29/33. Start/stop Start/stop using terminal 18 and coasting stop using terminal 27. Par. 302 Digital input = Start [7] Par. 303 Digital input = Freeze reference [14] Par.
  • Page 24 VLT® 2800 Series Par. 316 Terminal 60, max. scaling = 20 mA MG.28.A8.22 - VLT is a registered Danfoss trademark...

  • Page 25: Control Unit

    VLT® 2800 Series Control unit The [CHANGE DATA] key is also used for confirming On the front of the variable frequency drive a change of parameter settings. there is a control panel. [+] / [-] are used for selecting parameters and for changing parameter values.

  • Page 26: Programming The Adjustable Frequency Drive

    VLT® 2800 Series Data readout: Display mode The display shows that in parameter 128 Motor thermal In normal operation, one item of operating data can protection the selection made is Thermistor trip [2]. be displayed continuously at the operator’s own choice.
  • Page 27 VLT® 2800 Series 2. Scroll through the Quick menu using the 7. "107" will then continue to flash with the data [+] and [-] keys. value [0]. Press [QUICK MENU] to exit Menu 3. Change the data values by first pressing mode and enter Display mode.

  • Page 28: Display Readout

    VLT® 2800 Series Display readout Hand / Auto mode operation The variable frequency drive shows the present During Auto mode operation, the adjustable frequency output frequency in Hertz [Hz]. drive receives an external reference through the control terminals as analog or digital signals. In Auto mode, use the [+] and [-] keys to scroll through the display of drive The variable frequency drive shows the present status messages.

  • Page 29: Warnings/Alarms

    VLT® 2800 Series In Hand mode, the local speed reference can be increased or decreased with the [+] and [-] keys: In Hand mode, the [+] and [-] keys are also used to toggle through status messages. Press and hold the [Change Data] key for approximately 3 seconds.

  • Page 30: Special Conditions

    VLT® 2800 Series Special conditions Derating for long motor cables The adjustable frequency drive has been designed for a 240 ft (75 m) unscreened/unarmored cable See Derating for ambient temperature. or a 80 ft (25 m) screened/armored cable and The ambient temperature (T ) is the maximum AMB,MAX a motor cable with a rated cross-section.
  • Page 31 VLT® 2800 Series Installation checks Operational tests - AUTO Input fusing in power supply for all drives 1. Ensure that drive follows run/stop and safety must be provided. interlock commands from system. 2. Environmental concerns - for standard 2. Ensure drive follows speed reference, or NEMA 1 drive: feedback, from system.

  • Page 32: Programming

    VLT® 2800 Series Operation & Display 2. the [STOP/RESET] and [JOG] keys, on the condition that these are active. 3. the [FWD/REV] key, on the condition that is has 001 Language been selected as active in parameter 016 Local (LANGUAGE) reversing, and that parameter 013 Local control Value: is set at Local control and open loop [1] or Local...
  • Page 33 VLT® 2800 Series 004 Active Setup NOTE (ACTIVE SETUP) If data is modified or copied to the active Value: Setup, the modifications have an immediate Factory Setup (FACTORY SETUP) effect on the unit’s operation. setup 1 (SETUP 1) setup 2 (SETUP 2) 006 Setup copying Setup 3 (SETUP 3) setup 4 (SETUP 4)
  • Page 34 VLT® 2800 Series setups from one variable frequency drive to another Motor current [A] (MOTOR CURRENT [A]) by moving the LCP 2 control panel. Torque [%] (TORQUE [%]) Power[kW] (POWER[KW]) Description of choice: Power [HP] (POWER [HP][US]) Select Upload all parameters [1] if you want all Motor voltage [V] parameter values to be transferred to the control panel.
  • Page 35 VLT® 2800 Series Resulting reference [%] gives, as a percentage, Analog input 60 [mA] gives the present value of terminal 60. the resulting reference in the range from Minimum reference, Ref to Maximum reference, Ref Pulse reference [Hz] gives the reference in Hz Reference [unit] gives the resulting reference with unit connected to terminal 33.
  • Page 36 VLT® 2800 Series 010 Small display line 1.1 013 Local control (LOC CTRL/CONFIG.) (DISPLAY LINE 1.1) Value: Value: Local not active (DISABLE) See par. 009 Large display readout Local control and open loop Reference [%] [1] (LOC CTRL/OPEN LOOP) Function: Remote-operated control and open loop In this parameter, the first of three data values (LOC+DIG CTRL)
  • Page 37 VLT® 2800 Series Description of choice: Shifting from Local operation to Remote operation If Not active [0] is selected in this parameter, in parameter 002 Local/remote control, while the [JOG]-key will be inactive. this parameter has been set to Remote-operated control and open loop [1]: The configuration selected in parameter 100 Configuration will be active.
  • Page 38 VLT® 2800 Series Function: NOTE In this parameter, it is possible to ’lock’ the controls In remote operation (parameter 002 to disable data changes via the control keys. Local/remote operation) the start/stop state at Description of choice: the time of electrical connection will depend on the external control signals.
  • Page 39 VLT® 2800 Series If Active [1] is selected, the user-defined Quick Menu is active. 025 Quick Menu setup (QUICK MENU SETUP) Value: [Index 1 - 20] Value: 0 - 999 Function: In this parameter you define which parameters are required in the Quick Menu when parameter 024 User-defined Quick Menu is set to Active [1] ´...

  • Page 40: Load And Motor

    VLT® 2800 Series Load and Motor 101 Torque characteristic (TORQUE CHARACT) 100 Configuration Value: (CONFIGURATION) Constant torque (CONSTANT TORQUE) Value: Variable torque low Speed control, open loop (TORQUE: LOW) (SPEED OPEN LOOP) Variable torque medium Speed control, closed loop (TORQUE: MED) (SPEED CLOSED LOOP) Variable torque high Process control, closed loop...
  • Page 41 VLT® 2800 Series North American HP to kW Conversion Chart 0.37 0.55 0.75 1 1/2 7 1/2 Select Special motor mode [8], if a special U/f setting is needed that is to be adapted to the present motor. The break points are set in parameters 423-428 Voltage/frequency .
  • Page 42 VLT® 2800 Series 105 Motor current I - For AMT to define the motor parameters acccurately, the correct nameplate data for the (MOTOR CURRENT) motor connected to the adjustable frequency drive Value: must be keyed into parameters 102 to 106. 0,01 - I Depends on choice of motor - Alarms will appear in the display if faults arise...
  • Page 43 VLT® 2800 Series Function: 1. Use the factory settings of R which the adjustable It is possible to optimize the resonance damping frequency drive itself chooses on the basis in CT mode. The grade of the influence is of the motor nameplate data. adjusted in this parameter.
  • Page 44 VLT® 2800 Series 100% corresponds to 50% reduction of U/F Function: ratio. Default value is OFF. This is where to choose the required mode during the start delay time (parameter 120 Start delay time). Description of choice: 119 High start torque Select DC hold during start delay time [0] to energize (HIGH START TORQ.) the motor with a DC hold voltage during the start delay...
  • Page 45 VLT® 2800 Series 122 Function at stop 126 DC brake time (DC BRAKING TIME) (FUNCTION AT STOP) Value: Value: 0 - 60 sec. 10 sec Coasting (COAST) DC hold (DC HOLD) Function: In this parameter, the DC brake time is set at which Function: parameter 132 DC brake voltage is to be active.
  • Page 46 VLT® 2800 Series (+10V) and one of the digital input terminals 18, 19, You can also program the adjustable frequency drive 27 or 29. See parameter 300 Digital inputs. to give a warning signal via one of the digital outputs. - Thermal load calculation (ETR - Electronic Select ETR Trip 1-4 if you want a trip when the motor Thermal Relay), based on present load and...
  • Page 47 VLT® 2800 Series Description of choice: Description of choice: Set the required voltage necessary to cut out the The factory setting will be suitable for must mechanical brake. It is assumed that parameter applications, the value may need to be increase 121 Start function, is set to Start frequency/voltage gradually for high torque application.
  • Page 48 VLT® 2800 Series thus optimum dynamics, accuracy and efficiency. 138 Brake cut out value The V/f-ratio only affects the voltage characteristic if (BRAKE CUT OUT) Constant torque [1] has been selected in parameter Value: 101 Torque characteristic . 0.5 - 132.0/1000.0 Hz 3.0 Hz Description of choice: Function:...
  • Page 49 VLT® 2800 Series 142 Leakage reactance X NOTE (LEAK. REACTANCE) If Always switched off [2] is selected in Value: combination with high switch frequency, 0.000 - XXX,XXX long motor cables or high output power, the Depends on choice of motor adjustable frequency drive’s life span is reduced.
  • Page 50 VLT® 2800 Series motors. It is an advantage that the motor and the variable frequency drive are always synchronized. = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.A8.22 - VLT is a registered Danfoss trademark...

  • Page 51: References & Limits

    VLT® 2800 Series References & Limits 201 Output frequency low limit, f (MIN OUTPUT FREQ) 200 Output frequency range Value: (OUT FREQ. RNG/ROT) 0.0 - f 0.0 Hz Value: Function: Only clockwise, 0 - 132 Hz In this parameter, a minimum motor frequency limit can (132 HZ CLOCKWISE) be selected that corresponds to the minimum speed Both directions, 0 - 132 Hz...
  • Page 52 VLT® 2800 Series positive and negative. The minimum limit may be a 205 Maximum reference, Ref negative value, unless in parameter 100 Configuration (MAX.REFERENCE) a selection has been made of Speed regulation, Value: closed loop. You should select Min ref. - Max. ref. Par.
  • Page 53 VLT® 2800 Series 208 Ramp-down time 1 (RAMP DOWN TIME 1) Value: 0.02 - 3600.00 sec 3.00 sec (VLT 2803-2875) 10.00 sec (VLT 2880-2882) Function: The ramp-down time is the deceleration time from the rated motor frequency f (parameter 104 Motor frequency, f ) to 0 Hz, provided no overvoltage arises in the inverter because of generating operation of the motor.
  • Page 54 VLT® 2800 Series 211 Jog ramp time 213 Jog frequency (JOG RAMP TIME) (JOG FREQUENCY) Value: Value: 0.02 - 3600.00 sec. 3.00 sec (VLT 2803-2875) 0.0 - Par. 202 Output frequency high limit, f 10.00 sec (VLT 2880-2882) 10.0 Hz Function: Function: The jog ramp time is the acceleration/deceleration...
  • Page 55 VLT® 2800 Series Description of choice: NOTE If Catch up is active via a digital input, the percentage If Sum or Relative is selected, one of the value in parameter 219 Catch up/Slow down reference preset references will always be active. If the will be added to the remote-controlled reference.
  • Page 56 VLT® 2800 Series Description of choice: 225 Warning: Low frequency, f The lower signal limit of the output current (WARN.FREQ. LOW) must be programmed within the normal Value: working range of the unit. 0.0 - par. 226 Warn.: High frequency, f 0.0 Hz HIGH Function:...
  • Page 57 VLT® 2800 Series normal operating range. See drawing at parameter 229 Frequence bypass, bandwidth 223 Warning: Low current, I (FREQ BYPASS B.W.) Value: 0 (OFF) - 100 Hz 0 Hz 227 Warning: Low feedback, FB Function: (WARN.FEEDB. LOW) Some systems call for some output frequencies Value: to be avoided because of mechanical resonance -100,000.000 - par.

  • Page 58: Inputs And Outputs

    VLT® 2800 Series Inputs and Outputs Digital inputs Term. no. 18{su- 19{su- per}1{/su- per}1{/su- per} per} par. no. Value: No function (NO OPERATION) Reset RESET Coasting stop inverse (MOTOR COAST INVERSE) Reset and coasting inverse (RESET AND COAST INV.) Quick-stop inverse Quick-stop inverse DC braking inverse (DC-BRAKE INVERSE)
  • Page 59 VLT® 2800 Series Function: In these parameters 302-307 Digital inputs it is possible to choose between the different enabled functions related to the digital inputs (terminals 18-33). Description of choice: No operation is selected if the variable frequency drive is not to react to signals transmitted to the terminal. Reset resets the variable frequency drive after an alarm;...
  • Page 60 VLT® 2800 Series Preset reference, lsb and Preset reference, msb Freeze output freezes the present output frequency makes it possible to select one of the four preset (in Hz). The output frequency can now only be references, see the table below: changed via Speed up and Slow down .
  • Page 61 VLT® 2800 Series Precise stop, inverse is selected to obtain a high Description of choice: degree of accuracy when a stop command is repeated. No function [0]. Is selected if the variable frequency A logic 0 means that the motor speed is ramped drive is not to react to signals connected to the terminal.
  • Page 62 VLT® 2800 Series 314 Terminal 60, analog input current Terminal 60 Max. scaling (AI [MA] 60 FUNCT) (AI 60 SCALE HIGH) Value: Value: No function (NO OPERATION) 0.0 - 20.0 mA 20.0 mA REFERENCE % (REFERENCE %) Function: Feedback (FEEDBACK) This parameter is used for setting the signal value that Function: is to correspond to the maximum reference value,...
  • Page 63 VLT® 2800 Series 513 Bus time interval function ), the time-out function output the resulting resistance from the equipment in parameter 318 will be activated. connected may not exceed 500 Description of choice: Description of choice: The output frequency of the variable frequency No function.
  • Page 64 VLT® 2800 Series (RUN IN RANGE/ NO WARN) The adjustable frequency drive is ready for operation, but no start command has been given. No warning. Ready - AC line voltage within range (RDY NO OVER/UNDERVOL) Running: Alarm or warning A start command has been given. Also active (ALARM OR WARNING) during ramp down.
  • Page 65 VLT® 2800 Series 327 Pulse/reference feedback (PULSE REF/FB MAX) Output current lower than I HIGH Value: The output current is lower than the value set in 150 - 67600 Hz 5000 Hz parameter 224 Warning: High current, I HIGH Function: Feedback higher than FB This parameter is used for setting the signal value The feedback value is higher than the value set in...
  • Page 66 VLT® 2800 Series a 24 V DC signal when a given condition is fulfilled. Description of choice: Terminal can also be used for frequency output. Set the required frequency. Parameter 342 sets the maximum pulse frequency. Description of choice: 343 Precise stop function Pulse reference Ref - Ref (PRECISE STOP)
  • Page 67 VLT® 2800 Series Reset. Counter stop and Speed-compensated stop can be comb ined with or without reset. Counter stop with reset [1]. After each precise stop the number of pulses counted during ramp down 0 Hz is reset. Counter stop without reset [2]. The number of pulses counted during ramp down to 0 Hz is deducted from the counter value in parameter 344.

  • Page 68: Special Functions

    VLT® 2800 Series Special functions Function: This parameter makes it possible to select whether reset and restart after a trip are to be manual or 400 Brake function whether the variable frequency drive is to be reset and (BRAKE FUNCTION) restarted automatically.
  • Page 69 VLT® 2800 Series be used to protect the application, like the ETR Function: will protect the motor if selected. The parameter must be set to LC-filter connected if an LC-filter is connected between the adjustable Description of choice: frequency drive and the motor. Select how long the variable frequency drive should Description of choice: maintain the output current at the current limit...
  • Page 70 VLT® 2800 Series 415 Maximum feedback, FB Gal/min. (GAL/MIN) [31] /min. (FT /MIN) [32] (MAX. FEEDBACK) Gal/h (GAL/H) [33] Value: /h (FT [34] - 100,000.000 1500.000 Lb/s (LB/S) [35] Function: Lb/min. (LB/MIN) [36] See description of parameter 414 Minimum Lb/hour (LB/H) [37] feedback, FB Lb ft (LB FT)
  • Page 71 VLT® 2800 Series 418 Speed PID integral time frequencies, limiting the gain may be useful. This enables obtaining a pure D-gain at low frequencies (SPEED INT. TIME) and a constant D-gain at higher frequencies. Value: 20.00 - 999.99 ms (1000 = OFF) 100 ms Description of choice: Select the required gain limit.
  • Page 72 VLT® 2800 Series 423 U1 voltage Description of choice: (U1 VOLTAGE) Set the output voltage (U2) that is to match the second output frequency (F2), parameter 426 F2 frequency. Value: 0.0 - 999.0 V par. 103 Function: 426 F2 frequency Parameters 423-428 are used when in parameter (F2 FREQUENCY) 101Torque characteristic a selection has been made...
  • Page 73 VLT® 2800 Series NOTE NOTE Parameters 437-444 are only used If Disable [0] is selected, it will mean that when if in parameter 100 Configuration a the deviation changes its sign, the integrator selection has been made of Process will first have to integrate down from the level regulation, closed loop.
  • Page 74 VLT® 2800 Series 441 Process PID integration time at slow changes and a constant differentiator gain where quick changes to the deviation occur. (PROC. INTEGR. T.) Value: Description of choice: 0.01 - 9999.99 (OFF) Select a differentiator gain limit as required. Function: The integrator provides an increasing gain at a constant error between the reference/setpoint and the feedback...
  • Page 75 VLT® 2800 Series that corresponds to the frequency in parameter Description of choice: 202 Output frequency, high limit, f The required % value can be selected in the interval . Values over 100 % are used if the Description of choice: set point variations are only small.

  • Page 76: Serial Communication

    VLT® 2800 Series Serial communication 502 Coasting Stop (COASTING SELECT) 500 Address Value: (BUS ADDRESS) Digital input (DIGITAL INPUT) Value: Serial port (SERIAL PORT) 0 - 126 Logic and (LOGIC AND) Logic or (LOGIC OR) Function: This parameter allows the allocation of an Function: address to each variable frequency drive in a Parameters 502-508 allow a choice between...
  • Page 77 VLT® 2800 Series Logic or [3] Dig. input Ser. port Function Coasting Coasting Coasting Motor running = factory setting. () = display text [] = value for use in communication via serial communication port MG.28.A8.22 - VLT is a registered Danfoss trademark...
  • Page 78 VLT® 2800 Series 503 Quick-stop 504 DC brake (DC BRAKE SELECT) (Q STOP SELECT) Value: Value: Digital input (DIGITAL INPUT) Digital input (DIGITAL INPUT) Serial port (SERIAL PORT) Serial port (SERIAL PORT) Logic and (LOGIC AND) Logic and (LOGIC AND) Logic or (LOGIC OR) Logic or (LOGIC OR) Function:...
  • Page 79 VLT® 2800 Series 505 Start 506 Reverse (START SELECT) (REVERSE SELECT) Value: Value: Digital input (DIGITAL INPUT) Digital input (DIGITAL INPUT) Serial port (SERIAL PORT) Serial port (SERIAL PORT) Logic and (LOGIC AND) Logic and (LOGIC AND) Logic or (LOGIC OR) Logic or (LOGIC OR) Function: Function:...
  • Page 80 VLT® 2800 Series 507 Selection of Setup Logic or [3] Dig. Dig. Setup (SETUP SELECT) Setup Setup Setup Setup Value: Digital input (DIGITAL INPUT) Serial communication (SERIAL PORT) Logic and (LOGIC AND) Logic or (LOGIC OR) Function: See function description of parameter 502 Coasting stop.
  • Page 81 VLT® 2800 Series See Serial port for VLT 2800 for further details 508 Selection of preset ref. of control word profiles. (PRES.REF. SELECT) Value: Digital input (DIGITAL INPUT) 513 Bus time interval Serial comunication (SERIAL PORT) (BUS TIMEOUT TIME) Logic and (LOGIC AND) Value: Logic or (LOGIC OR) 1 - 99 sec.
  • Page 82 VLT® 2800 Series 515-544 Data readout Value: Par. Description Display text Unit Update interval Res. reference (REFERENCE %) Res. reference [Unit] (REFERENCE [UNIT]) Hz, rpm Feedback [Unit] (FEEDBACK [UNIT]) Par. 416 Frequency (FREQUENCY) Frequency x scale (FREQUENCY X SCALE) Motor current (MOTOR CURRENT) Torque (TORQUE)
  • Page 83 VLT® 2800 Series Gives the motor’s present power in kW which Gives the heatsink temperature on the adjustable the motor absorbs. frequency drive. The trip limit is 194°F - 212°F (90°C - 100°C), with reset at 158°F ± 9°F (70 ± 5 °C). Parameter 523, Power [HP]: Gives the motor’s present voltage in HP which Parameter 538, Alarm word:...
  • Page 84 VLT® 2800 Series Release Internal Floating Points from point address (NPA) 0 to 255. Release Internal Integer Points from point address (NPA) 0 to 255. Release Internal Byte points from point address (NPA) 0 to 255. Description of choice: Set the required time. 561 Protocol (PROTOCOL) Value:...

  • Page 85: Technical Functions

    VLT® 2800 Series Technical functions 600-605 Operating Data Value: Par. no. Description Display text Unit Range Operating hours (OPERATING HOURS) Hours 0-130,000.0 Hours run (RUNNING HOURS) Hours 0-130,000.0 kWh counter (KWH COUNTER) Depends on unit Number of power-ups (POWER UPS) Number of times 0-9999 Number of...
  • Page 86 VLT® 2800 Series saved data value, and the highest log number Description of choice: [10] contains the oldest data value. If Reset [1] is selected and you press the [OK] key, the variable frequency drive’s parameter 601 is Description of choice: reset to zero Hours run.
  • Page 87 VLT® 2800 Series Use the following procedure for the control card test: 1. Select control card test. 2. Disconnect the AC line voltage and wait until the light in the display has disappeared. 3. Mount according to drawing and description. 4.
  • Page 88 VLT® 2800 Series 621-642 Nameplate Value: Par. Description Display text Nameplate Unit type (DRIVE TYPE) Software version (SOFTWARE VERSION) LCP identification no. (LCP VERSION) Database identification no. (DATABASE VER.) Power parts version (POWER UNIT DB ID) Application option type (APP. OPTION) Communication option type (COM.
  • Page 89 VLT® 2800 Series Parameter 632 Nameplate: BMC software identification: The ID number of the BMC software appears here. Parameter 634 Nameplate: Unit identification for communication: The ID number for communication appears here. Parameter 635 Nameplate: Software section no.: The software section number appears here. Parameter 640 Nameplate: Software version: The unit’s present software version number appears here.

  • Page 90: All About Vlt 2800

    VLT® 2800 Series Warnings/alarm messages and corrective actions Wherever an "X" is placed under both Warning and The table below gives the drive’s warnings and Alarm in the table below, this means that a Warning alarms and indicates whether the fault trip locks the precedes the Alarm.
  • Page 91 VLT® 2800 Series WARNING/ALARM 2: Live zero fault DC bus can occur if the motor frequency is reduced The voltage or current signal on terminal 53 or too quickly due to ramp-down time being too short. 60 is below 50% of the preset value in parameter WARNING/ALARM 8: Undervoltage 309 or 315 Terminal, min.
  • Page 92 VLT® 2800 Series WARNING/ALARM 12: Current limit The output current is greater than the value in WARNING/ALARM 18: HPFB bus timeout parameter 221 Current Limit I There is no serial communication to the adjustable frequency drive’s communication option card. The adjustable frequency drive will trip after a set period of time, as selected in parameter The warning will only be active when parameter 804 Bus 409 Trip delay overcurrent .
  • Page 93 VLT® 2800 Series - AC line voltage too high. ALARMS 50-56: AMT faults ALARM 50: AMT not possible ALARMS 37-45: Internal faults One of the following three possibilities can occur: ALARM 37: Internal fault number 0 - The calculated R value falls outside permitted limits.

  • Page 94: Warning Words, Extended Status Words And Alarmwords

    VLT® 2800 Series Bit (Hex) Alarm words Warning words, extended status words 000002 Triplock and alarmwords 000004 AMT tuning fail Warning words, status words and alarm words appear 000040 HPFB bus timeout in the display in Hex format. If there are several 000080 Standard bus timeout warnings, status words or alarms, a total of all will be...

  • Page 95: Special Conditions

    VLT® 2800 Series Special conditions of aggressive gases in the air are black copper rails and cable ends on existing electrical installations. Extreme environments An adjustable frequency drive contains a number of mechanical and electronic components which Galvanic isolation (PELV) are vulnerable to environmental impact.

  • Page 96: Ul Standard

    VLT® 2800 Series UL Standard This device is UL-approved. MG.28.A8.22 - VLT is a registered Danfoss trademark...

  • Page 97: General Technical Data

    VLT® 2800 Series General technical data Electrical supply (L1, L2, L3): Supply voltage VLT 2803-2815 220-240 V (N, L1) ............1 x 220/230/240 V ±10% Supply voltage FCD 2803-2840 200-240 V ............3 x 200/208/220/230/240 V ±10% Supply voltage FCD 2805-2882 380-480 V ............3 x 380/400/415/440/480 V ±10% Supply frequency ..........................
  • Page 98 VLT® 2800 Series Control card, analog inputs: Number of analog voltage inputs ........................1 pcs. Terminal number ..............................53 Voltage level .......................... 0 - 10 V DC (scalable) Input resistance, R ........................approx. 10 k Max. voltage ..............................20 V Number of analog current inputs ........................
  • Page 99 VLT® 2800 Series Control card, analog output: Number of programmable analog outputs ......................1 Terminal number ..............................42 Current range at analog output ......................0/4 - 20 mA Max. load to common at analog output ....................... 500 Accuracy on analog output ..................Max. error: 1.5 % of full scale Resolution on analog output ..........................
  • Page 100 VLT® 2800 Series Max. cross section to control cables, cable with enclosed core ..........0.5 mm /20 AWG When complying with EN 55011 1A and EN 55011 1B the motor cable must be reduced in certain instances. Control characteristics: Frequency range ......................0.2 - 132 Hz, 1 - 1000 Hz Resolution of output frequency ..................

  • Page 101: Technical Data, Mains Supply 1 X 220 - 240 V/3 X 200-240V

    VLT® 2800 Series Technical data, mains supply 1 x 220 - 240 V/3 x 200-240V According to international standards Type 2803 2805 2807 2811 2815 2822 2840 Output current INV. (3 x 200-240V) (60s) [A] 10.8 15.3 25.6 Output power (230 V) [KVA] INV.

  • Page 102: Technical Data, Ac Line Supply 3 X 380 - 480 V

    VLT® 2800 Series Technical data, AC line supply 3 x 380 - 480 V According to international standards Type 2805 2807 2811 2815 2822 2830 Output current INV. (3 x 380-480V) (60s) [A] 11.2 Output power (400 V) [KVA] INV. Typical shaft output [kW] 0.55...

  • Page 103: Available Literature

    VLT® 2800 Series Available literature Supplied with the unit Below is a list of the literature available for VLT 2800. It must be noted that there may be deviations from one country to the next. Supplied with the unit: Operating instructions ........................MG.28.AX.YY Various literature for VLT 2800: Data sheet ............................
  • Page 104 VLT® 2800 Series Parameter list with factory settings Parameter Factory setting 4-setup Conv. Data description index type Language English Local/remote operation Remote-controlled Local reference 000,000.000 Active Setup setup 1 Programming Setup Active Setup Setup copying No copying LCP copy No copying Display scaling 1.00 Large display readout...

  • Page 105: Thermal Motor Protection

    VLT® 2800 Series Parameter Factory setting 4-setup Conv. Data- description index type Configuration Speed reg., open loop Torque characteristics Constant torque Motor power P depends on unit Motor voltage U depends on unit Motor frequency f 50 Hz Motor current I depends on motor selected Rated motor speed depends on par.
  • Page 106 VLT® 2800 Series Parameter Factory setting 4-setup Conv. Data description index type Output frequency range Clockwise only, 0-132 Hz Output frequency, 0.0 Hz low limit f Output frequency, 132 Hz high limit f Reference range Min ref.-Max ref. Minimum ref Ref 0.000 Hz Maximum ref Ref 50.000 Hz...

  • Page 107: Time Out

    VLT® 2800 Series Parameter Factory setting 4-setup Conv. Data description index type Digital input, term. 18 Start Digital input, term. 19 Reverse Digital input, term. 27 Reset and coast inverse Digital input, term. 29 Digital input, term. 33 No function Term.
  • Page 108 VLT® 2800 Series Parameter Factory setting 4-setup Conv. Data description index type Brake function Depends on unit type Reset function Manual reset Aut. restart time 5 sec. Trip delay overcurrent Off (61 sec.) Switching frequency 4.5 kHz Var. carrier frequency No LC-filter Overmodulation function Min.
  • Page 109 VLT® 2800 Series PNU # Parameter description Factory setting 4-setup Conv.index Datatype Address Baudrate 9600 Baud Coasting stop Logic or Quick stop Logic or DC brake Logic or Start Logic or Reversing Logic or Selection of Setup Logic or Selection of preset ref. Logic or Bus jog 1 10.0 Hz...
  • Page 110 VLT® 2800 Series Parameter Factory setting 4-setup Conv. Data description index type Operating hours Hours run kWh counter Number of cut ins Number of overheatings Number of overvoltages Fault log: Error code Fault log: TIME Fault log: Value: Reset of kWh counter No reset Reset of running hours counter No reset...
  • Page 111 VLT® 2800 Series .......................... AC brake Electrical installation ..................AC line connection Electrical installation, control circuitry ..................... Active Setup EMC-correct electrical installation ......................Address ETR - Electronic Thermal Relay ........................Analog input Extreme environments .............. Analog output ..........
  • Page 112 VLT® 2800 Series ............Load compensation ............................Load sharing reverse ..........................Local reference Ramp type ......................Lock for data changes Ramp-down time .............. Ramp-up time ............Rated motor speed ..........Recidual Current Device .............. Mains supply ............Reference function ............
  • Page 113 VLT® 2800 Series ..............Terminal 46 ..............Terminal 53 ..............Terminal 60 ..............Terminal cover ..............Terminals ..........Thermal motor protection .............. Thermistor 45, 59 ........Tightening Torque, Power Terminals ..............Time out ............. Torque characteristic ..............U/f-ratio ..............UL Standard .............
  • Page 114 www.danfoss.com/drives *MG28A822* 195R0027 MG28A822 Rev. 2007-09-12...

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