Danfoss VLT 2800 Design Manual Download Page 3

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Contents

1 Introduction to VLT 2800

1.1 Purpose of the Manual

1.2 Available Documentation

1.3 Document and Software Version

1.4 Technology

1.5 Approvals and Certifications

1.6 Disposal

1.7 Selecting the Correct Frequency Converter

1.7.5 Harmonic Filter

1.7.6 Control Unit

1.7.7 FC Protocol

1.7.8 Fieldbus Option

1.7.9 Motor Coils

1.7.10 RFI 1B Filter

1.7.11 RFI 1B/LC Filter

1.8 Order Form

1.9 PC Software

1.10 Accessories for VLT 2800

1.11 Brake Resistors

1.11.1 Dynamic Braking

1.11.2 Brake Set-up

1.11.3 Calculation of Brake Resistance

1.11.4 Calculation of Braking Power

1.11.5 Calculation of Peak Power of Brake Resistor

1.11.6 Calculation of Mean Power on Brake Resistor

1.11.7 Continuous Braking

1.11.8 DC Injection Braking

1.11.9 AC-braking

1.11.10 Optimal Braking Using Resistor

1.11.11 Brake Cable

1.11.12 Protective Functions During Installation

1.11.13 Brake Resistors

1.12 LCP Operation

1.12.1 Control Unit

1.12.2 Control Keys

Contents

Design Guide

MG27E402

Summary of Contents for VLT 2800

Page 1: ...MAKING MODERN LIVING POSSIBLE Design Guide VLT 2800 www danfoss com drives...

Page 2: ......

Page 3: ...r Form 15 1 9 PC Software 16 1 10 Accessories for VLT 2800 17 1 11 Brake Resistors 17 1 11 1 Dynamic Braking 17 1 11 2 Brake Set up 18 1 11 3 Calculation of Brake Resistance 18 1 11 4 Calculation of B...

Page 4: ...mbols 32 2 2 Qualified Personnel 32 2 3 Safety Precautions 32 3 Installation 34 3 1 Mechanical Dimensions 34 3 1 1 Overview 34 3 1 2 Enclosure B 34 3 1 3 Enclosure C 34 3 1 4 Enclosure D 35 3 1 5 Moto...

Page 5: ...Control Terminals 52 3 4 15 Control Cables 52 3 4 16 Control Terminals 54 3 4 17 Relay Connection 55 3 4 18 Switches 1 4 55 3 4 19 VLT Motion Control Tool MCT 10 Set up Software 55 3 4 20 Sub D Plug 5...

Page 6: ...27 5 1 Special Conditions 127 5 1 1 Galvanic Isolation PELV 127 5 1 2 Ground Leakage Current and RCD Relays 127 5 1 3 Extreme Operating Conditions 128 5 1 4 dU dt on Motor 128 5 1 5 Switching on the I...

Page 7: ...rnings and Alarm Messages 136 5 2 3 Warning Words Extended Status Words and Alarm Words 140 5 3 General Technical Data 141 5 4 Mains Supply 146 5 4 1 Mains Supply 1x220 240 V 3x200 240 V 146 5 4 2 Mai...

Page 8: ...eviceNet Manual Metasys N2 Manual Modbus RTU Manual Precise Stop Wobble Function VLT 2800 NEMA 1 Terminal Covering VLT 2800 LCP Remote mounting Kit Protection against Electrical Hazards 1 3 Document a...

Page 9: ...it current enables switching on the motor output e g with a contactor Efficient monitoring of the mains supply means that the unit stops if a phase drop out occurs In this way the inverter and the con...

Page 10: ...s Danfoss CE labels in accordance with the directive and issues a declaration of conformity upon request The EMC directive 89 336 EEC EMC is short for electromagnetic compatibility The presence of ele...

Page 11: ...e AC voltage 3x380 480 V 3 phase AC voltage Typical shaft output PINV Maximum constant output current IINV Maximum constant output power at 230 V SINV Type kW HP A kVA 2803 0 37 0 5 2 2 0 9 2805 0 55...

Page 12: ...ter The harmonic currents do not affect power consumption directly but they increase the heat losses in the installation transformer cables That is why in a system with a relatively high percentage of...

Page 13: ...hich can be used for linking automation devices such as sensors and actuators with the controls via a 2 conductor cable Profibus DP is a fast communication protocol made specially for communication be...

Page 14: ...y converter disrupts other electrical components that are connected to the mains and might thus cause operating disruption By fitting an RFI 1B filter module between the mains supply and the VLT 2800...

Page 15: ...c motor noise Before the filters are put into use ensure that Rated current is observed Mains voltage is 200 480 V Parameter 412 Variable switching frequency is set to 3 LC filter attached Output freq...

Page 16: ...Minimum distance between VLT and RFI 1B LC filter Side by side Minimum distance above and below RFI 1B LC filter 100 mm Mounting Vertical mounting only Dimensions 195N3100 4 0 A HxWxD mm 200x75x168 Di...

Page 17: ...5 kW 2822 2 2 kW 2840 3 7 kW 2822 2 2 kW 2840 3 7 kW Enclosure IP 20 Standard with brake B20 SB RFI filter Without filter With integral 1A filter 2803 2875 With integral 1B filter 2880 2882 With inte...

Page 18: ...ng network Supporting future developed frequency converters MCT 10 Set up Software support Profibus DP V1 via a master class 2 connection It makes it possible to read write parameters on line in a fre...

Page 19: ...ol terminals 175N0128 MCT 10 Set up software 130B1000 Table 1 7 Accessory List 1 11 Brake Resistors 1 11 1 Dynamic Braking With the VLT 2800 the dynamic braking quality in an application can be improv...

Page 20: ...istors RREC calculated as RREC UDC 100 Pmotor M br motor inv WARNING Ensure that the brake resistance can manage a voltage of 850 V or 430 V if Danfoss brake resistors are not being used Incompatible...

Page 21: ...et up in the stator bore causing a voltage to be induced in the bars of the cage rotor as long as the rotor is in motion Since the electrical resistance of the rotor cage is very low even small induce...

Page 22: ...le clamps NOTICE If Danfoss brake resistors are not used there is a risk of equipment damage In this case ensure the brake resistor that is used in induction free 1 11 12 Protective Functions During I...

Page 23: ...and can be used e g coasting stop reverse between terminal 12 and 27 The frequency converter coasts if the thermal switch is opened CAUTION The thermal switch is not a protective device To protect pe...

Page 24: ...37 2 5 2882 400 V 18 5 21 22 8 0 19 1 175U3238 4 Table 1 8 Brake Resistors Vertical Braking 40 Duty Cycle VLT type Pmotor kW Rmin Rrec Pb cont kW Order no Cable cross section mm2 2803 200 V 0 37 275 3...

Page 25: ...ter 018 Lock for data changes 1 12 2 Control Keys Quick Menu Quick Menu allows access to the parameters used for the Quick Menu The Quick Menu key is also used if a change to a parameter value is not...

Page 26: ...value Illustration 1 17 Parameter Display Example 1 If for a given parameter the display shows 3 dots at the right it means that the parameter value has more than 3 digits To see the value press Chan...

Page 27: ...mode to switch the mode of the frequency converter Illustration 1 20 Mode Switch Scroll up down to switch to Hand mode Illustration 1 21 Switch to Hand Mode When the frequency converter is in Hand mod...

Page 28: ...ction has been programmed as 1 Locked via parameter 018 Lock for data changes 1 13 2 Control Keys for Parameter Set up The control keys are divided into functions The keys between the display and the...

Page 29: ...ed by disconnecting the voltage to the motor or the frequency converter Failure to stop a motor in time can lead to equipment damage and personal injury Jog Jog changes the output frequency to a prese...

Page 30: ...ut binary Pulse reference Hz External reference Status word hex Heat sink temperature C Alarm word hex Control word hex Warning word hex Extended status word hex Analog input 53 V Analog input 60 mA T...

Page 31: ...Menu mode v Menu mode In addition to having a name each parameter is linked with a number which is the same regardless of the programming mode In Menu mode parameters are split into groups with the fi...

Page 32: ...data is the same Press Change Data to change the selected parameter following which the underlining in line 4 flashes on the display The procedure for changing data depends on whether the selected pa...

Page 33: ...nitialising via parameter 620 Operation mode parameter 500 Address parameter 501 Baud rate parameter 600 Operating hours parameter 601 Hours run parameter 602 kWh counter parameter 603 Number of power...

Page 34: ...en the frequency converter is connected to AC mains DC power supply or load sharing the motor may start at any time Unintended start during programming service or repair work can result in death serio...

Page 35: ...can result in serious injury when the frequency converter is not properly closed Ensure that all safety covers are in place and securely fastened before applying power NOTICE HIGH ALTITUDES For insta...

Page 36: ...ust be vertically mounted Illustration 3 1 VLT 2803 2815 200 240 V VLT 2805 2815 380 480 V 3 1 2 Enclosure B Illustration 3 2 VLT 2822 200 240 V VLT 2822 2840 380 480 V 3 1 3 Enclosure C Illustration...

Page 37: ...1 6 RFI 1B Filter 195N3103 Illustration 3 6 RFI 1B Filter 195N3103 3 1 7 Terminal Cover Illustration 3 7 shows the dimensions for NEMA 1 terminal covers for VLT 2803 2875 Dimension a depends on the un...

Page 38: ...2803 2815 200 240 V VLT 2805 2815 380 480 V 195N2118 47 80 170 VLT 2822 200 240 V VLT 2822 2840 380 480 V 195N2119 47 95 170 VLT 2840 200 240 V VLT 2822 PD2 VLT 2855 2875 380 480 V 195N2120 47 145 17...

Page 40: ...not exceeded Check the maximum temperature and 24 hour average in chapter 5 3 General Technical Data If the ambient temperature is in the range of 45 C 55 C derating of the frequency converter is to...

Page 41: ...kage current and must be grounded properly for safety Follow all local safety regulations High frequency earthing Keep grounding connections as short as possible Connect all grounding systems to ensur...

Page 42: ...e faulty current Never use an RCD ELCB relay type A as it is not suitable for DC faulty currents If RCD relays are used comply with local regulations If RCD relays are used they must be Suitable for p...

Page 43: ...electrical contact from the installation plate through the installation screws to the metal cabinet of the frequency converter Use starwashers and galvanically conductive installation plates Do not u...

Page 44: ...screen with a higher ZT ZT is rarely stated by cable manufacturers but it is often possible to estimate Z T by looking at and assessing the physical design of the cable ZT can be assessed on the basis...

Page 45: ...crease screen impedance at higher frequencies Protection about ground potential between PLC and VLT If the ground potential between the frequency converter and the PLC etc is different electric noise...

Page 46: ...tion 3 20 Electrical Wiring Diagram Integrated 1A RFI filter is an option VLT 2803 2815 200 240 V is not supplied with intermediate circuit coils Installation Design Guide 44 Danfoss A S Rev May 2014...

Page 47: ...ration 3 21 Electrical Connection See also the section chapter 3 4 9 Brake Connection Illustration 3 22 VLT 2803 2815 200 240 V 2805 2815 380 480 V Installation Design Guide MG27E402 Danfoss A S Rev M...

Page 48: ...ation 3 23 VLT 2822 200 240 V 2822 2840 380 480 V Illustration 3 24 VLT 2840 200 240 V VLT 2822 PD2 2855 2875 380 480 V Installation Design Guide 46 Danfoss A S Rev May 2014 All rights reserved MG27E4...

Page 49: ...ration 3 26 Safety Clamp CAUTION If the galvanic isolation PELV between control terminals and high voltage terminals is to be maintained the accompanying safety clamp must be fitted to VLT 2803 2815 2...

Page 50: ...25 JJN 25 5017906 025 KLS R25 ATM R20 A6K 25R Table 3 2 Prefuses for UL application cUL 3 4 3 Mains Connection WARNING At 1x220 240 V the neutral wire must be attached to terminal N L2 and the phase w...

Page 51: ...25 m set the switch in ON position In OFF position the internal RFI capacities filter capacitors between the chassis and the intermediate circuit are cut off to avoid damage to the intermediate circu...

Page 52: ...screened armoured motor cable unless otherwise stated for the RFI filter in question Keep the motor cable as short as possible to reduce the noise level and leakage currents to a minimum Connect the...

Page 53: ...y To ensure safety install an RCD Residual Current Device which guarantees that the frequency converter trips when leak current becomes too high See also RCD Application Note 3 4 11 Load Sharing Load...

Page 54: ...parameter 140 Current minimum value The brake is engaged when the output frequency is less than the brake engaging frequency which is set in parameter 139 Brake cut in frequency If the frequency conv...

Page 55: ...reen and possibly insert a 100 nF capacitor between the screen and the chassis Illustration 3 33 Control Cables Tightening Torques for Control Cables Connect control wires with a tightening torque of...

Page 56: ...nce current or torque 461 Digital output for displaying status warnings or alarms as well as frequency output 50 10 V DC supply voltage for potentiometer or thermistor 53 Analog voltage input 0 10 V D...

Page 57: ...tches 1 4 The dip switch is only on the control card with Profibus DP communication The switch position shown is the factory setting Switches 1 and 2 are used as cable termination for the RS 485 inter...

Page 58: ...d For Precise start stop the following settings are made Parameter 302 Digital input 27 Precise start stop Parameter 304 Digital input 2 Coasting stop inverted Illustration 3 37 Start Stop Connection...

Page 59: ...a 2 wire transmitter as feedback to terminal 60 Parameter 314 Analog input Feedback 2 Parameter 315 Terminal 60 min scaling 4 mA Parameter 316 Terminal 60 max scaling 20 mA Illustration 3 41 Connectio...

Page 60: ...tisetup 1 Parameter 204 Min reference 0 Hz Parameter 205 Max reference 50 Hz Parameter 302 Digital input 7 Start Parameter 303 Digital input Choice of Setup lsb 31 Parameter 304 Digital input 2 Coasti...

Page 61: ...Terminal 33 Parameter 307 Digital input 30 Pulse input Parameter 343 Precise stop function 1 Counter stop with reset Parameter 344 Counter value 100000 3 5 11 Use of Internal PID Controller Closed Loo...

Page 62: ...efMAX Max reference is to be set equal to Parameter 415 Maximum feedback FBMAX example 10 bar Parameter 215 Preset reference 1 PRESET REF 1 Preset reference 1 Set the preset reference to the wanted mi...

Page 63: ...that can be connected to the digital inputs see parameter 013 Local control NOTICE The JOG and FWD REV keys are located on the LCP control unit 003 Local Reference Value Parameter 013 Local control mu...

Page 64: ...ps are to be reset to a known status Setup 1 4 1 4 are individual set ups that can be programmed freely during operation If 5 Active Setup is selected the programming set up is equal to parameter 004...

Page 65: ...Heatsink temp C 25 Alarm word Hex Alarm word hex 26 Control word Hex Control word Hex 27 Warning word Hex warning word Hex 28 Extended status word Hex Ext status hex 29 Communication option card warn...

Page 66: ...Pulse count gives the number of pulses that the unit has registered Power W gives the present power that the motor is absorbing in W 010 Small display line 1 1 Value See par 009 Large display readout...

Page 67: ...emote operation The local reference is replaced by the remote operated reference signal 014 Local stop Value Not active DISABLE 0 Active ENABLE 1 Function In this parameter the local STOP key can be e...

Page 68: ...the external control signals If 8 Pulse start is selected in parameter 302 Digital input the motor remains stopped after mains connection 020 Hand operation Value Not active DISABLE 0 Active ENABLE 1...

Page 69: ...figuration is selected at Index 1 the Quick Menu starts with this parameter every time Quick Menu is activated Note that parameter 024 User defined Quick Menu and parameter 025 Quick Menu setup are re...

Page 70: ...et the process regulator in parameter group 400 Special functions Process closed loop is not active if a DeviceNet card is mounted and Instance 20 70 or 21 71 is selected in parameter 904 Instance typ...

Page 71: ...t the motor current IM N taking into account whether the motor is star connected Y or delta connected 106 Rated motor speed Value 100 fM N x 60 max 60000 rpm Depends on parameter 104 Motor frequency f...

Page 72: ...by the motor supplier 3 The value is obtained through manual measurements RS can be calculated by measuring the resistance RPHASE PHASE between 2 phase terminals Where RPHASE PHASE is lower than 1 2...

Page 73: ...ing during start delay time COAST DELAY TIME 2 Start frequency voltage clockwise CLOCKWISE OPERATION 3 Start frequency voltage in reference direction VERTICAL OPERATION 4 Function Select the required...

Page 74: ...hout ramping up This may cause an overcurrent warning or alarm During DC braking DC voltage is supplied to the motor and this causes the shaft to be brought to a standstill In parameter 132 DC brake v...

Page 75: ...eter 120 Start delay after a start command The output frequency jumps to the next preset frequency Certain motors such as conical anchor motors need an extra voltage start frequency boost at start to...

Page 76: ...may lead to instability 135 U f ratio Value 0 00 20 00 at Hz Depends on unit Function This parameter enables a shift in the ratio between output voltage U and output frequency f linearly to ensure cor...

Page 77: ...change parameter 142 The leakage reactance XL if the nameplate data is set in parameters 102 106 143 Internal fan control Value Automatic automatic 0 Always switched on always on 1 Always switched of...

Page 78: ...oice Select 1 Reset when running unique processes each time they arise This enables repetitive precision when stopping to be improved Select 0 Off for example for lifting lowering operations or synchr...

Page 79: ...o the frequency set in parameter 202 Output frequency high limit fMAX 202 Output frequency high limit fMAX Value fMIN 132 590 Hz par 200 Output frequency range 132 Hz Function In this parameter a maxi...

Page 80: ...eter 100 Config Open loop 0 100 000 000 par 205 RefMAX 0 000 Hz Parameter 100 Config 1 3 Closed loop Parameter 414 Minimum feedback par 205 RefMAX 0 000 rpm par 416 Function Minimum reference is an ex...

Page 81: ...ion deceleration process Illustration 4 8 Ramp Type and Acceleration Process 207 Ramp up time 1 Value 0 02 3600 00 s 3 00 s VLT 2803 2875 10 00 s VLT 2880 2882 Function The ramp up time is the acceler...

Page 82: ...op is activated via one of the digital inputs or the serial communication Description of choice Set the required ramp down time 213 Jog frequency Value 0 0 Parameter 202 Output frequency high limit f...

Page 83: ...ent external references If 2 External preset is selected it is possible via a digital input to shift between external references or preset references Preset references is a percentage value of the ref...

Page 84: ...ia terminal 46 and via the relay output Description of choice Programme the lower signal limit of the output current ILAV within the normal working range of the frequency converter Illustration 4 12 P...

Page 85: ...quired value within the feedback range parameters 414 Minimum feedback FBMIN and 415 Maximum feedback FBMAX 228 Warning High feedback FBHIGH Value Parameter 227 Warn FB LOW 100 000 000 4000 000 Functi...

Page 86: ...28 Pulse feedback PULSE FEEDBACK 29 Pulse input PULSE INPUT 30 Selection of Setup lsb SETUP SELECT LSB 31 31 31 31 31 Selection of Setup msb SETUP SELECT MSB 32 32 32 32 32 Reset and start RESET AND...

Page 87: ...ot be used for Process regulation closed loop Use Start anticlockwise to configure the motor to rotate counter clockwise when started Should not be used for Process regulation closed loop See also cha...

Page 88: ...amp Select Precise start stop to obtain a high degree of accuracy when a start and stop command is repeated Select Pulse reference if the reference signal applied is a pulse train frequency 0 Hz corre...

Page 89: ...0 max scaling Description of choice 0 No function Is selected if the frequency converter is not to react to signals connected to the terminal 1 Reference If this function is selected the reference can...

Page 90: ...V a pull down resistor of 500 must be fitted to common terminal 55 If the output is used as a current output the resulting resistance from the equipment connected may not exceed 500 Description of ch...

Page 91: ...ivated by an alarm or warning Current limit the output current is higher than the value programmed in parameter 221 Current limit ILIM Alarm The output is activated by an alarm Output frequency higher...

Page 92: ...AX An output signal is obtained which is proportional to the feedback value in the interval Minimum feedback FBMIN Maximum feedback FBMAX parameter 414 415 Output frequency 0 fMAX An output signal is...

Page 93: ...ng ramp down 0 Hz is reset Counter stop without reset The number of pulses counted during ramp down to 0 Hz is deducted from the counter value in parameter 344 WARNING Do not use 8 Pulse start with th...

Page 94: ...ter a trip select data value 1 Automatic reset x 1 3 Automatic reset x 3 or 10 Automatic reset x 10 If 11 Reset at power up is selected the adjustable frequency drive carries out a reset if there has...

Page 95: ...tage up to 5 414 Minimum feedback FB MIN Value 100 000 000 par 415 FBMAX 0 000 Function Parameters 414 Minimum feedback FBMIN and 415 Maximum feedback FBMAX are used to scale the display text to make...

Page 96: ...r of special functions available in the frequency converter Previously it was necessary to obtain a system to handle these special functions by installing extra I O modules and programming the system...

Page 97: ...feedback signal these can be dampened using an integrated lowpass filter A suitable lowpass filter time constant is preset If the lowpass filter is preset to 0 1 s the cut off frequency is 10 RAD s co...

Page 98: ...Description of choice Quick regulation is obtained through a short integral time However if this time is too short it can make the process unstable If the integral time is long major deviations from...

Page 99: ...nal varies by a higher frequency than 1 6 Hz it is dampened by the lowpass filter 423 U1 voltage Value 0 0 999 0 V par 103 Function Parameters 423 428 are used when 8 Special motor characteristic has...

Page 100: ...f the adjustable frequency drive is to increase the output frequency in case the feedback signal increases select 1 Inverse 438 Proces PID anti windup Value Not active DISABLE 0 Active ENABLE 1 Functi...

Page 101: ...obtained with a long differentiation time However this time may become too long which can make the process unstable due to overswing 443 Process PID diff gain limit Value 5 0 50 0 5 0 Function It is p...

Page 102: ...F factor provides high dynamism when changing the set point and less overswing Description of choice The required value can be selected in the interval fMIN fMAX Values over 100 are used if the set po...

Page 103: ...selected the frequency converter translates the feedback signal to a squared feedback value 4 6 Enhanced Sleep Mode The enhanced sleep mode has been developed to work under all conditions and to over...

Page 104: ...in parameter 462 Enhanced sleep mode timer and parameter 470 Dry run time out Centrifugal pumps with radial impellers show a clear one to one relation between power consumption and flow which is util...

Page 105: ...p mode timer Description of choice Set an appropriate value for the system The unit is set in parameter 416 Process units 465 Minimum pump frequency Value Value parameter 201 fMIN parameter 202 fMAX H...

Page 106: ...et the trip 10 times within 100 s If parameter 471 Dry Run Interlock Timer is set to 30 minutes the adjustable frequency drive consequently is unable to perform automatic reset of dry run trip and nee...

Page 107: ...rate can be supplied by the system engineer from proper calculation or from experience or it can be determined experimentally by performing numerous fill mode sequences and either increasing or decrea...

Page 108: ...parity i e when there is an equal number of 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 0 1 3 2 4 5 6 7 195NA036 10 Star...

Page 109: ...sponse telegram to the master Example Illustration 4 27 shows writing to frequency converter address 22 16H with address format 1 31 Data control byte BCC The data control byte is explained in this ex...

Page 110: ...frequency converter s present mode Certain parameters can only be changed when the motor is turned off 130 There is no bus access to the defined parameter 131 Data change is not possible because facto...

Page 111: ...Parameter 202 Output frequency high limit fMAX to be changed to 100 Hz The value must be recalled after a mains failure so it is written in EEPROM PKE E0CA hex Write for parameter 202 Output frequenc...

Page 112: ...function Digital output Terminal 46 activated 13 Select Setup lsb 14 Select Setup msb 15 Reversing Table 4 11 Bit Definition Bit 00 01 Bit 00 01 is used to select between the 4 pre programmed referen...

Page 113: ...207 Ramp up time 1 208 Ramp down time 1 Bit 09 1 means that ramp 2 parameters 209 Ramp up time 2 210 Ramp down time 2 is active Bit 10 Data not valid Data valid Is used to tell the frequency converter...

Page 114: ...urred Bit 08 Speed ref speed ref Bit 08 0 means that the motor is running but that the present speed is different from the preset speed reference It might for example be the case while the speed is be...

Page 115: ...n chapter 4 7 6 Control Word According to FC Protocol Bit 07 Reset See description in chapter 4 7 6 Control Word According to FC Protocol Bit 08 Jog 1 Bit 08 1 means that the output frequency is deter...

Page 116: ...e set to 1 Bit 07 Warning See description in chapter 4 7 7 Status Word According to FC Profile Bit 08 Speed See description in chapter 4 7 7 Status Word According to FC Profile Bit 09 No warning warni...

Page 117: ...requency converter s present output frequency is transferred as a 16 bit word The value is transferred as whole numbers 0 to 32767 200 16384 4000 Hex corresponds to 100 Output frequency has the follow...

Page 118: ...3 Function Parameters 502 508 allow a selection between controlling the adjustable frequency drive via the digital inputs and or via the serial port If 1 Serial port is selected the relevant command c...

Page 119: ...OR 3 Function See function description for parameter 502 Coasting stop Description of choice Table 4 26 Table 4 27 Table 4 28 and Table 4 29 show when the motor is running and the DC braking when eac...

Page 120: ...ckwise and anti clockwise when each of the following is selected 0 Digital input 1 Serial port 2 Logic and or 3 Logic or Dig input Ser port Function 0 0 Clockwise 0 1 Clockwise 1 0 Anti clockwise 1 1...

Page 121: ...for 3 Logic or 508 Selection of preset ref Value Digital input DIGITAL INPUT 0 Serial comunication SERIAL PORT 1 Logic and LOGIC AND 2 Logic or LOGIC OR 3 Function See function description of paramet...

Page 122: ...rval function Value Off off 0 Freeze output frequency FREEZE OUTPUT 1 Stop STOP 2 Jogging JOGGING 3 Max speed MAX SPEED 4 Stop and trip STOP AND TRIP 5 Function Select the required reaction for the fr...

Page 123: ...ling with references Parameter 516 Resulting reference unit Gives the resulting reference in Hz in open loop parameter 100 In a closed loop the reference unit is selected in parameter 416 Process unit...

Page 124: ...e adjustable frequency drive in hex code See chapter 5 2 3 Warning Words Extended Status Words and Alarm Words for more details Parameter 544 Pulse count This parameter can be read out via the LCP dis...

Page 125: ...ameter holds up to 116 elements parameter numbers When a 0 is returned as parameter number the list ends 4 9 Technical Functions Par no Description Display text Unit Range 600 Operating hours OPERATIN...

Page 126: ...cy converter s kWh counter to 0 This parameter cannot be selected via serial communication NOTICE When the OK key is activated the counter is reset to zero 619 RESET RUNNING HOURS COUNTER Value No res...

Page 127: ...ION 641 BMC software identification BMC2 SW 642 Power card identification POWER ID Table 4 43 Nameplate Function The unit s main data can be read out from parameters 621 to 635 Nameplate using the LCP...

Page 128: ...ofibus 3 Mbaud Version PROFIBUS 3 MB Ver 2 Profibus 12 Mbaud Version PROFIBUS 12 MB Ver 3 Function Configure a Profibus control card The default value depends on the produced unit also being the maxim...

Page 129: ...V isolation of the control card is guaranteed under the following conditions TT network with maximum 300 Vrms between phase and ground TN network with maximum 300 Vrms between phase and ground IT netw...

Page 130: ...rip after approx 1 5 s See parameter 409 Trip delay overcurrent ILIM An extreme overload may cause the switching frequency to be derated to 3000 Hz 5 1 4 dU dt on Motor When a transistor in the invert...

Page 131: ...7 Acoustic Noise The acoustic noise from the frequency converter comes from 2 sources DC intermediate circuit coils Integral fan Below are the typical values measured at a distance of 1 m from the un...

Page 132: ...issible torque in continuous operation If the motor is to run continuously at an RPM lower than half the rated value extra cooling air must be supplied to the motor Instead of providing extra cooling...

Page 133: ...onverter has little effect on its efficiency In general the efficiency is the same at the rated motor frequency f M N regardless of whether the motor supplies 100 rated shaft torque or only 75 e g in...

Page 134: ...ents do not affect power consumption directly but they increase the heat losses in the installation transformer cables Therefore in plants with a rather high percentage of rectifier load maintain harm...

Page 135: ...Hz Cable borne 150 kHz 30 MHz Radiated 30 MHz 1 GHz 3x480 V version with 1A RFI filter Yes 25 m screened armoured Yes 25 m screened armoured No No 3x480 V version with 1A RFI filter R5 For IT mains Ye...

Page 136: ...sients Simulation of interference brought about by switching with contactors relays or similar devices EN 61000 4 5 IEC 61000 4 5 Surge transients Simulation of transients brought about for example by...

Page 137: ...Do not install the frequency converter in environments where liquids particles or gases are in the air that would impact and damage the electronics Unless the necessary measures are taken to protect t...

Page 138: ...the motor to change the parameter value LCP This message is shown if an LCP 2 control unit is fitted and the QUICK MENU or CHANGE DATA key is pressed If an LCP 2 control unit is fitted it is only pos...

Page 139: ...l on terminal 53 or 60 is below 50 of the preset value in parameter 309 Terminal 53 minimum scaling or parameter 315 Terminal 60 minimum scaling WARNING ALARM 4 Mains phase fault No phase on mains sup...

Page 140: ...an alarm Check that the PTC thermistor is correctly connected between terminals 18 19 27 or 29 digital input and terminal 50 10 V supply WARNING ALARM 12 Current limit The output current is higher th...

Page 141: ...mum software version of control card or BMC Alarm 45 internal fault number 8 I O fault digital input output relay or analog input output NOTICE When restarting after an alarm 38 45 the adjustable freq...

Page 142: ...emperature high Table 5 10 Warning Words Bit hex Extended status words 000001 Ramping 000002 AMT running 000004 Start forw reverse 000008 Slow down 000010 Catch up 000020 Feedback high 000040 Feedback...

Page 143: ...rque characteristics Starting torque parameter 101 Torque characteristic Constant torque 160 in 1 min 1 Starting torque parameter 101 Torque characteristics Variable torque 160 in 1 min 1 Starting tor...

Page 144: ...Input resistance Ri approx 2 k Scan interval 13 3 ms Resolution 10 bit Accuracy 100 Hz 1 kHz terminal 33 Max error 0 5 of full scale Accuracy 1 kHz 67 6 kHz terminal 33 Max error 0 1 of full scale Th...

Page 145: ...igh voltage terminals See chapter 5 1 1 Galvanic Isolation PELV for further information Control card RS 485 serial communication Terminal number 68 TX RX 69 TX RX Terminal number 67 5 V Terminal numbe...

Page 146: ...als 18 19 0 5 ms System response time terminals 18 19 27 29 33 26 6 ms Speed control range open loop 1 10 of synchronous speed Speed control range closed loop 1 120 of synchronous speed Speed accuracy...

Page 147: ...0 C The frequency converter is protected against short circuits on motor terminals U V W If a mains phase is missing the frequency converter cuts out Monitoring of the intermediate circuit voltage ens...

Page 148: ...16 6 Maximum pre fuses IEC UL2 A 20 2 0 20 20 20 20 20 20 20 20 20 2 0 35 35 25 25 50 50 Efficiency3 95 95 95 95 95 95 95 95 95 Power loss at 100 load W 24 35 48 69 94 125 125 231 231 Weight kg 2 0 2...

Page 149: ...shaft output PM N HP 5 0 7 5 10 0 15 0 20 0 25 0 Maximum cable cross section motor mm2 AWG 1 4 10 4 10 4 10 16 6 16 6 16 6 Input current IL N A 8 1 10 6 14 9 24 0 32 0 37 5 3x380 480 V IL MAX 60 s A 1...

Page 150: ...tive Yes 0 5 018 Data change lock Not locked Yes 0 5 019 Operating status at power up Forced stop use saved ref Yes 0 5 020 Lock for Hand mode Active No 0 5 024 User defined Quick Menu Not active No 0...

Page 151: ...Function at stop Coast Yes 0 5 123 Min freq for activation of par 122 0 1 Hz Yes 1 5 126 DC braking time 10 s Yes 1 6 127 DC brake engaging frequency OFF Yes 1 6 128 Thermal motor protection No prote...

Page 152: ...s Yes Yes 2 7 213 Jog frequency 10 0 Hz Yes Yes 1 6 214 Reference function Sum Yes Yes 0 5 215 Preset reference 1 0 00 Yes Yes 2 3 216 Preset reference 2 0 00 Yes Yes 2 3 217 Preset reference 3 0 00 Y...

Page 153: ...m 46 digital output Control ready Yes 0 5 342 Term 46 Max pulse output 5000 Hz Yes 0 6 343 Precise stop function Normal ramp stop Yes 0 5 344 Counter value 100000 pulses Yes 0 7 349 Speed comp delay 1...

Page 154: ...8 F3 frequency Parameter 104 Motor frequency fM N Yes 1 6 437 Proc PID no inv Normal Yes 0 5 438 Proc PID anti wind Active Yes 0 5 439 Proc PID start frequency Parameter 201 Output frequency low limit...

Page 155: ...or current No 2 7 521 Data readout Torque No 1 3 522 Data readout Power kW No 1 7 523 Data readout Power HP No 2 7 524 Data readout Motor voltage V No 1 6 525 Data readout DC Link voltage No 0 6 526 D...

Page 156: ...dentification for communication No 0 9 635 Nameplate Software parts no No 0 9 640 Software version No 2 6 641 BMC software identification No 2 6 642 Power card identification No 2 6 678 Configure cont...

Page 157: ...Control unit 10 23 Control word 110 113 Counter value 91 Current limit 82 D Data character 107 DC brake time 72 DC brake voltage 73 DC braking 72 DC hold voltage 74 DC injection braking 19 Derating f...

Page 158: ...change 66 Lowpass filter 95 M Mains cable 39 Mains connection 48 Mains protection 7 Mains supply 146 Mains voltage 9 Manual initialisation 24 31 Maximum pulse 90 Maximum reference 78 MCT 10 16 Mean p...

Page 159: ...88 Reset function 92 Reset voltage vector 76 Resonance damping 70 Reversing 85 RFI 1B filter 12 35 RFI 1B LC filter 13 RFI filter 10 RFI switch 49 Rise time 129 S Safety 33 Scaling of output frequenc...

Page 160: ...for power terminal 52 Time out 87 Torque characteristic 68 U Unintended start 32 V Variable torque 68 Vibration and shock 131 W Warning and alarm 137 Warning words extended status words and alarm word...

Page 162: ...s to products already on order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed All trademarks in this material are property of...

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Danfoss VLT 2800, Design Manual

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