Danfoss VLT 2800 Series Operating Instructions Manual
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Danfoss VLT 2800 Series Operating Instructions Manual

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Operating Instructions
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Summary of Contents for Danfoss VLT 2800 Series

  • Page 1 Operating Instructions ® 2800...

  • Page 2: Table Of Contents

    Safety clamp Pre-fuses Mains connection Motor connection RFI switch Direction of motor rotation Parallel connection of motors Motor cables Motor thermal protection Brake connection Earth connection Load sharing Tightening Torque, Power Terminals ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 3 General technical data Technical data, mains supply 1 x 220 - 240 V/3 x 200-240V Technical data, mains supply 3 x 380 - 480 V Available literature Supplied with the unit Index ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 4: Quick Setup

    Remote operation er, i.e. U, V, W. The screen ends in a screen connector. [0], i.e. via the control terminals, or Local [1], i.e. via the control unit. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 5: Motor Start

    The earth leakage current is higher than 3.5 Protection against motor overload is not in- cluded in the factory setting. If this function is required, set parameter 128 Motor thermal ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 6: Introduction To Vlt 2800

    VLT 2800 Operating Instructions Software version: 3.1x This Design Guide can be used for all VLT 2800 Series frequency converters with software version 3.1x. The software version number can be seen from parameter 640. Warning It can be extremely dangerous to touch the electrical parts even when the mains supply has been disconnected.

  • Page 7: High Voltage Warning

    5000 m (16 404 ft.). Please ensure that no unintended start occurs, these contact Danfoss Drives for further infor- stop functions are not sufficient. mation. While parameters are being changed, the motor may start.

  • Page 8: Control Unit

    See also [QUICK MENU] + [+]. [CHANGE DATA] is used for changing a setting. The [CHANGE DATA] key is also used for confirming a change of parameter settings. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 9: Hand Auto

    Hand mode is activated: • Hand Start (LCP2) • Off Stop (LCP2) The display shows that in parameter 128 Motor thermal • Auto Start (LCP2) protection the selection made is Thermistor trip [2]. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 10: Automatic Motor Tuning

    When the frequency converter is in Hand mode the readout will be like: and the reference can be changed by using the fol- lowing keys: Please note, that parameter 020 may block the choice of mode. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 11: Programming

    If Local operation [1], is selected, the frequency con- verter is controlled via: = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 12 Setup 1-4 [1]-[4] are indi- vidual Setups that can be programmed freely during = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 13 Resulting reference [unit] play mode. In parameters 010-012 Display readout you (reference [unit]) = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 14 The display Analog input 53 [V] gives the voltage value of terminal = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 15 (LOC+DIG CTRL/AS P100) reference signal is negative, the local reference will be set to 0. = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 16 If Not active [0] is selected in this parameter, the [JOG]- key will be inactive. = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 17 Parameter 003 Local reference is to be Quick Menu key is active. zeroed. = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 18 Quick Menu will start with this parameter every time Quick Menu is activated. Please note that parameter 024 User-defined Quick Menu and parameter 025 Quick Menu setup are reset to the factory setting during initialisation. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 19: Load And Motor

    Load and slip compensation are not active if variable torque or special motor mode have been selected. = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 20 Description of choice: Select a value that corresponds to the nameplate data on the motor. = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 21 Description of choice: cedure by giving a STOP signal. can be set as follows: = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 22 50% reduction of U/F ratio. Default value is OFF - 100% [OFF - 100] OFF. OFF % [OFF] = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 23 This is where to choose the required mode during the start delay time (parameter 120 Start delay time). = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 24 The frequency converter can monitor the motor tem- alarm. perature in two different ways: = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 25 This function cannot protect the individual motors in the case of motors linked in par- allel. = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 26 = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 27 102-106. = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 28 If 1.0 is selected, this corresponds to the AC brake being inactive. = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 29: References & Limits

    A value can be selected from f to the value chosen in parameter 200 Output frequency range. = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 30 0. = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 31 Description of choice: Set the required ramp-down time. = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 32 Sum (sum) via the digital inputs or via serial communication. Relative (relative) External/preset (external/preset) = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 33 = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 34 The warning functions are can be programmed to give a warning signal via ter- = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 35 Enter the frequencies to be avoided. See also param- eter 229 Frequency bypass, bandwidth. = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 36: Inputs And Outputs

    (terminals 18-33). converter "let go" of the motor immediately (output = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 37 Is not active at Process regulation, closed loop . See also parameter 200 Output frequency range/ direction. = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 38 Reset and start can be used as a start function. If 24 V are connected to the digital input, this will cause the = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 39 Reference [1]. If this function is selected, the reference can be changed by means of an analogue reference = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 40 [4] overruled to stop with subsequent trip [5] = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 41 Output current higher than I par. 223 0-20 mA/ 4-20 mA. (above current low) [13] = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 42 VLT 2800 Design Guide). on the inputs. The mains voltage lies within the voltage limits. = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 43 This parameter is used for setting the pulse output sig- nal's maximum frequency. = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 44 Reset. Counter stop and Speed-compensated stop can be combined with or without reset. = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 45: Special Functions

    (RESET AT POWER UP) [11] application, like the ETR will protect the motor if se- lected. = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 46 (parameters 308/314 Analogue inputs). = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 47 [27] come unstable in the case of overshooting. In wg (in wg) [28] = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 48 D-gain at higher frequencies. Torque characteristic a selection has been made of = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 49 428 F3 frequency quency = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 50 Process PID integration time (PROC. INTEGR. T.) Value: 0.01 - 9999.99 (OFF) = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 51 OK - same direction [1] should be selected if in parameter = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 52 The greater the reduction value, the faster the reaction to a generator overload. Should only be used if there = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 53 600 Service functions are not WARNING) included in this manual. Please contact Warning (WARNING) Danfoss and ask for the VLT 2800 Design Guide. Function: Select the function which is to be activated if the mains imbalance becomes too high or if a phase is missing.

  • Page 54: Enhanced Sleep Mode

    Sleep-mode or trips case of dry run. This is assured by the Dry run detec- due to dry run, depending on the configuration. tion feature. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 55 = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 56 202 Output frequency high over the whole frequency range. limit, f = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 57 - set in parameter 201. = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 58 = factory setting, () = display text, [] = value for use in communication via serial communication port ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 59: Installation

    Please note that all filter options must be vertically mounted. VLT 2803-2815 200-240 Volt VLT 2805-2815 380-480 Volt VLT 2840 220-240 V, PD2 VLT 2880-82 380-480V VLT 2822 200-240 Volt VLT 2822-2840 380-480 Volt ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 60 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.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 61 VLT 2822 200-240 V, VLT 2822-2840 380-480 V 195N2119 VLT 2840 200-240 V, VLT 2822 PD2, TR1 2855-2875 195N2120 380-480 V TR1 2880-2882 380-480 V, VLT 2840 PD2 195N2126 EMC filter for long motor cables 192H4719 192H4720 ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 62 ® 2800 Series 192H4893 ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 63: Mechanical Installation

    100 mm air on each side. 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.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 64: General Information About Electrical Installation

    DC content may develop in the faulty cur- rent. Never use an RCD (ELCB relay), type A, as it is not suitable for DC faulty currents. If RCD relays are ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 65: Emc-Correct Electrical Installation

    The illustration below shows EMC-correct electrical in- at high frequencies. Use cable clamps in- stallation, in which the frequency converter has been stead. fitted in an installation cabinet and connected to a PLC. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 66: 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.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 67 VLT 2840 200-240 V, VLT 2822 PD2, 2855-2875 380-480 V VLT 2880-2882 380-480 V, VLT 2840 PD2 Please note that the units will be supplied with two bottom plates; one for metric glands and one for con- duits. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 68: Safety Clamp

    See Technical data for correct dimensioning of cable cross-section. See also the section entitled Galvanic isolation for further details. Please check that the mains voltage fits the mains voltage of the frequency con- ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 69: Motor Connection

    (OFF). For further reference, see IEC 364-3. In case optimum EMC performance is needed, parallel motors are connected or the motor cable length is ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 70: Parallel Connection Of Motors

    [8] when motors are connected in parallel. Motor cables See Technical data for correct dimensioning of motor cable cross-section and length. Always comply with national and local regulations on cable cross-section. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 71: Motor Thermal Protection

    To increase safety you can install an RCD (Residual Current Device), which guarantees that the frequency converter trips when leak current becomes too high. See also RCD Application Note MN.90.GX.02. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 72: Load Sharing

    ® 2800 Series Load sharing Use 6.3 mm Faston Plugs for DC (Load Sharing). Contact Danfoss or see instructions no. MI.50.NX.02 Load sharing provides the facility to connect several for further information. frequency converters' DC intermediate circuits. This requires that the installation is extended using extra No.

  • Page 73: Electrical Installation, Control Cables

    100 nF capacitor between the screen and the chassis. Control cables must be screened/armoured. The screen must be connected to the frequency converter ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 74: Tightening Torques, Control Cables

    1 - 2 make (normally open) plug on the control card. Ordering number: 175N0131. 01 - 03 1 - 3 break (normally closed) LCP control unit with ordering number 175Z0401 is not to be connected. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 75: Connection Examples

    Par. 305 Digital input = Jog [13] Par. 314 Analog input = Feedback [2] Par. 315 Terminal 60, min. scaling = 4 mA Par. 316 Terminal 60, max. scaling = 20 mA ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 76 ® 2800 Series ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 77 ® 2800 Series ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 78: Display Readout

    The frequency converter shows the present Hand mode reference frequency in Herz (Hz). The frequency converter shows scaled output fre- quency (the present output frequency x parameter 008). ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 79 5 - 10 sec. Note: pends on the device, and is set at 5 - 10 sec. An The frequency converter will trip with an alarm 7 (over- ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 80 221 Current Limit , and the frequency converter but there will not be a warning in the display. will trip after a set time, selected in parameter 409 Trip delay overcurrent. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 81 There is inconsistency between the registered motor data. Check the motor data for the relevant setup. ALARM 37-45: Internal fault If one of these failures occurs, please contact Danfoss. ALARM 52: AMT missing motor phase The AMT function has detected a missing motor Alarm 37, internal fault number 0: Communication fault phase.

  • Page 82: Warning Words, Extended Status Words And Alarmwords

    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.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 83: Special Conditions

    This can be done by looking at existing in- stallations in the same environment. Typical indicators of harmful airborne liquids are water or oil on metal parts or corrosion of metal parts. Too many dust par- ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 84: Derating For High Switching Frequency - Vlt 2800

    PELV is observed for these, even though there is mains potential at the relay terminals. The circuit elements described below form the safe electric separation. They fulfill the requirements for re- ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 85: Emc Emission

    (ISM) high-frequency equipment. Class 1A: Equipment used in an industrial environment. Class 1B: Equipment used in areas with a public supply network (residential, commerce and light industry). UL Standard This device is UL-approved. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 86: General Technical Data

    4 kΩ Input resistance, R (terminal 33) approx. 2 kΩ All digital inputs are galvanically isolated from the supply voltage (PELV) and other high-voltage terminals. See section entitled Galvanic Isolation. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 87 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.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 88 The relay contact is separated from the rest of the circuit by strengthened isolation. Note: Rated values resistive load - cosphi >0.8 for up to 300,000 operations. Inductive loads at cosphi 0.25 approximately 50% load or 50% life time. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 89 EN 61081-2, EN 61800-3, EN 55011 EN 50082-1/2, EN 61000-4-2, EN 61000-4-3, EN 61000-4-4, EN 61000-4-5, EN EMC standards, Immunity 61000-4-6, EN 61800-3 See section on special conditions in the Design Guide ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 90 • The frequency converter is protected against earth fault on motor terminals U, V, W. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 91: Technical Data, Mains Supply 1 X 220 - 240 V/3 X 200-240V

    100,000 amps 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.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 92: Technical Data, Mains Supply 3 X 380 - 480 V

    See table under Pre-fuses. 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.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 93: 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.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 94 This number refers to a conversion figure to be used Unsigned 32 when writing or reading via serial communication with Text string a frequency converter. See Data character in Serial communication in the VLT 2800 Design Guide. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 95 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.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 96 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.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 97 This number refers to a conversion figure to be used Unsigned 32 when writing or reading via serial communication with Text string a frequency converter. See Data character in Serial communication in the VLT 2800 Design Guide. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 98 Maximum pump frequency Minimum pump power Maximum pump power No flow power compensation Dry run time out Dry run interlock timer 30 min. Initial ramp Fill rate Filled setpoint Parameter 414 ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 99 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.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 100 This number refers to a conversion figure to be used Unsigned 32 when writing or reading via serial communication with Text string a frequency converter. See Data character in Serial communication in the VLT 2800 Design Guide. ® MG.27.A2.02 - VLT is a registered Danfoss trademark...

  • Page 101: Index

    Motor thermal protection EMC emission Motor voltage EMC-correct electrical installation ETR - Electronic Thermal Relay Extra protection Operating mode at power-up, local operation Order form Output frequency Fan control Overmodulation function Feedback conversion ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 102 Special motor mode Speed comp delay Speed control, closed loop Speed control, open loop Speed PID Speed up/down Square root Start Start delay Start frequency Start function Start torque Start voltage Start/stop ® MG.27.A2.02 - VLT is a registered Danfoss trademark...
  • Page 103 *MG27A202* 195R0027 MG27A202 Rev. 2006-12-08...

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