Danfoss VLT 2000 Series Manual Download Page 101

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MG.20.B6.02 – VLT is a registered Danfoss trademark

101

VLT

2000 Series

Section 1

Section 2

Section 3

Symptom

VLT frequency converter
trips out, OVERVOLTAGE
displayed and motor does
not run.

21)

Is the brake resistor and

the connection to it OK?

Yes

22)

23)

Replace the brake

print.

Factory settings and service

Summary of Contents for VLT 2000 Series

Page 1: ...ction 3 Contents Section 1 Installation Installation Installation Installation Installation Section 2 After installation After installation After installation After installation After installation Sec...

Page 2: ......

Page 3: ...check the electrical installation you can do that on the basis of the sur vey of terminals To go on with the settings you must know the values of the different parameters Typically it is the planning...

Page 4: ...ns dangerous voltages when connected to the mains Improper connection of the motor or the frequency converter may cause equipment failure serious injury or death Therefore follow the directions in thi...

Page 5: ...you start Page 6 Mechanical installation Page 6 Electrical installation Page 6 EMC correct installation Page 9 General Page 9 Instructions for installation Page 9 For further information Page 11 Insta...

Page 6: ...40 C Item 2 Side by side mounting VLT frequency converters can be mounted side by side without any space between them Item 3 Module If you want to use a module to be placed underneath you must take t...

Page 7: ...ment with bridge rectifier and short discharge on power up Item 3 Motor mains and brake cables To comply with the stated EMC emission specifications screened motor cable must not be used However a pre...

Page 8: ...to terminal 61 ground Observe the following max cross sections for control cables That I have done Mains supply 1 x 220 230 240 V 3 x 208 220 230 240 V VLT 2010 Max 1 5 mm2 VLT 2015 Max 1 5 mm2 VLT 20...

Page 9: ...of interference coupling from the mains supply cables In this connection it can be necessary to break the screen or possible insert a 100nF con denser between screen and base Cable for serial communic...

Page 10: ...MG 20 B6 02 VLT is a registered Danfoss trademark VLT 2000 Series 10 Installation Three phase mains connection Single phase mains connection Between PC and VLT frequency converter...

Page 11: ...LT and the rear plate is to be ensured use earth screw item A in the drawing If the VLT frequency converter is mounted on a non conductive rear plate it is to be ensured that there is good grounding t...

Page 12: ...20 m Mains supply 1 x 220 240 V Installation guide Clamp to secure cables and cable screen type 195H6129 is delivered with the above units Mains supply connection Mains supply connection Mains supply...

Page 13: ...a VLT Page 14 Quick Setup If you are not familiar with a VLT Page 14 A simple connection example Page 14 How to program Page 15 Survey of terminals Page 16 Description of connection terminals Page 16...

Page 14: ...n go directly to steps 1 9 overleaf to get started Quick Set If you are not familiar with a VLT If you have never operated a VLT frequency converter before you can learn it on the basis of the instruc...

Page 15: ...1 000 Language Choose English ENGLISH 2 103 Motor power Read motor plate 3 104 Motor voltage Read motor plate 4 105 Motor frequency Read motor plate 5 201 Min frequency Set wanted frequency 6 202 Max...

Page 16: ...ee para 405 Terminal 46 Output Using parameter 408 you can choose between different output signals The output is an open collector output and a pull up resistor of min 600 ohm must therefore be connec...

Page 17: ...stalled in the mains supply to the frequency converter Cables The cables to control signals and brake resistor must be screened It is recommended to use unscreened motor cable Motor mains cables max c...

Page 18: ...is following test is not suitable if you use the built in PI controller 1 Disconnect the motor from the VLT frequency converter 2 Connect the VLT frequency converter to the mains 3 Make the necessary...

Page 19: ...l panel and the structure of the menus Chapter 5 The control possibilities of the VLT Page 51 The menu groups and the various parameters Chapter 6 Chapter 6 Chapter 6 Chapter 6 Chapter 6 Description o...

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Page 21: ...How the VLT is built up Page 22 The Danfoss VVC principle Page 23 Factory programmed optimization Page 24 Control accuracy Page 25 Protection against mains disturbance Page 25 Galvanic isolation Page...

Page 22: ...en the voltage of the intermediate circuit energy store 6 Inverter Converts DC voltage to variable a c voltage and variable frequency 7 Motor coils as module Advantages of motor coils You can use long...

Page 23: ...ne period The current wave form of the motor current closely resembles that obtained on mains operation The switching pause in 60 of the sine period also means that full rated motor voltage can be obt...

Page 24: ...art compensation changes the motor voltage as a function of the load The voltage will increase with higher motor current Over compensation will overheat the motor and give the risk of instability and...

Page 25: ...ter calculates the motor temperature on the basis of voltage current frequency and time The thermal motor protection is comparable with a thermal relay in the motor cables Therefore it is superior to...

Page 26: ...MG 20 B6 02 VLT is a registered Danfoss trademark VLT 2000 Series 26 How the VLT works Functional diagram VLT 2010 2030 single phase three phase 208 240 V...

Page 27: ...MG 20 B6 02 VLT is a registered Danfoss trademark 27 VLT 2000 Series Section 1 Section 2 Section 3 Function diagram VLT 2040 2050 3 phase 208 240 V How the VLT works...

Page 28: ...MG 20 B6 02 VLT is a registered Danfoss trademark VLT 2000 Series 28 How the VLT works Functional diagram VLT 2020 2060 three phase 380 460 V...

Page 29: ...on 2 Section 3 Chapter 2 Selection of frequency converter Page 30 Sizing Page 30 Product range Page 31 Brake function Page 33 Motor coils module Page 34 RFI and motor filter module Page 34 LC and RFI...

Page 30: ...5 Sizing on the basis of the apparent power SM kVA consumed by the motor Exercise A motor must yield constant torque at continous operation Usually the necessary values will appear from the motor plat...

Page 31: ...W A kVA 2010 0 37 2 2 0 9 2015 0 55 3 1 1 3 2020 0 75 4 0 1 6 2030 1 5 7 5 3 1 2040 2 2 10 6 4 4 2050 3 0 16 7 6 9 VLT types 2040 and 2050 only three phase mains supply Mains 3 380 400 415 440 460 V V...

Page 32: ...95H3111 Without display with brake 195H3200 195H3202 195H3204 195H3206 195H3208 195H3210 With display with brake 195H3201 195H3203 195H3205 195H3207 195H3209 195H3211 RFI and motor filter module 195H6...

Page 33: ...88 VLT Series 2000 single phase 1 x 220 240 V VLT 2010 VLT 2015 VLT 2020 VLT 2030 Without display 195H3600 195H3602 195H3604 195H3606 With display 195H3601 195H3603 195H3605 195H3607 Without display...

Page 34: ...odule for external mounting Technical data 208 240 V IP 20 208 240V IP 00 380 415 V IP 20 380 460 V IP 10 Max current 3 2 2 4 0 7 5 A 3 7 5 A 3 9 7 A 3 10 A Max cable length unscreened 150 m 300 m 150...

Page 35: ...ace over and under frequency converters 100 mm Min space to the left and the right of frequency converters 0 mm side by side mounting VLT 2010 2030 with module single phase 220 240 V three phase 208 2...

Page 36: ...cy converters 100 mm Min space to the left and the right of frequency converters 0 mm side by side mounting VLT 2020 2060 with module three phase 380 415 460 V with 100 mm module A 462 mm a 437 mm Wit...

Page 37: ...filter single phase 220 240 V Min space over and under frequency converters 100 mm Min space to the left and the right of frequency converters 0 mm side by side mounting VLT 2020 2060 with built in RF...

Page 38: ...0 16 Max cable cross section mm2 4 4 4 4 4 4 Max prefuses A 10 16 20 20 20 25 Bussmann Fuse type KTN R 250 V AC 5 A 10 15 20 20 20 25 Mains supply voltage V 1 x 220 230 240 10 3 x 208 220 3 208 220 23...

Page 39: ...8 5 3 7 2 9 1 Max cable cross section mm2 4 4 4 4 4 4 Max prefuses A 16 16 16 16 16 20 Bussmann Fuse type KTN R 250 V AC 5 A 15 15 15 15 15 Mains supply voltage V 3 380 460 V 10 2060 3 380 415 V 10 Ma...

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Page 41: ...all your VLT Chapter 3 How to connect the VLT to the motor Page 42 Survey of connection terminals Page 42 How to connect control signals Page 43 Mechanical installation Page 44 High voltage test Page...

Page 42: ...ter by means of terminals at the bottom of the en closure the module The rotation direction can be changed by swapping the phase motor cables terminals 97 and 98 or by using the Fwd Rev key see also p...

Page 43: ...Jog Start Digital Pulse Pulse Pulse Select Reset Reversing Speed Jog reference 100 Hz 1 kHz 10 kHz setup down For factory setting of terminal function see page 105 Terminal 01 03 Relay output Max 250...

Page 44: ...VLT 2000 Series is cooled by natural convection Therefore air must be able to pass freely under and over the unit The frequency converter must be mounted on a flat vertical surface This will ensure th...

Page 45: ...r VLT Page 46 The display Page 46 The push buttons Page 46 Altering a data value digits Page 47 Altering a data value text Page 47 The light diodes Page 48 Back to Display group Page 48 Back to the fa...

Page 46: ...eter value and what menu you are in The push buttons There are eight keys on the frequency converter s control panel The different keys and their functions are described overleaf Operating your VLT Yo...

Page 47: ...mp times up down in parameters 215 and 216 will be used when the key is activated For safety reasons the key can only be activated when the VLT frequency converter is set to local operation parameter...

Page 48: ...k Current A Torque Current supply kW Output voltage V DC voltage V intermediate Thermal motor load Thermal inverter load 00 0 Hz FREQUENCY FUNCTION OK 1 Example of display indication speed Example of...

Page 49: ...s If the VLT frequency converter is in Data group for more than 20 sec and if no activity has been registered you leave the Data group automatically If you have altered a data value this will not be s...

Page 50: ...MG 20 B6 02 VLT is a registered Danfoss trademark VLT 2000 Series 50 How to operate your VLT...

Page 51: ...51 VLT 2000 Series Section 1 Section 2 Section 3 The control possibilities of the VLT Chapter 5 Operation and display group 0 Page 52 Load and motor group 1 Page 52 Serial data interface group 5 Page...

Page 52: ...ments may improve the effective torque or give a more accurate speed if the motor data deviates from the typical standard values Manual tuning is possible in parameters 107 112 for adjustment of value...

Page 53: ...ernally di gital reference or be a standard analogue signal or pulse signal Control with closed loop The feedback value should be 50 80 of the reference signal It is not possible to select the same ty...

Page 54: ...Eight data bits One stop bit logical1 The control possibilities of the VLT Protocol The communication protocol for the VLT 2000 Series consists of 22 ASCII characters These characters make it possible...

Page 55: ...es 13 18 Parameters with indexes are read only parameters Action will be taken on the control word Byte 5 8 Control and status words are used to send commands to the frequency converter and send sta t...

Page 56: ...I L L L O W B I G Y M I I I R N S A I P I M M N U F P R T T I I G N R E N R T T N E E I P R E A I Q B D N O E A U N U G S S A D T G L S T S D Y O I A I Y S M C R R B T I O E T L A T N F E R T I T O R...

Page 57: ...U P U D D U 1 U K R 3 2 1 N N N N N S C S C S S O C O C T S C T E T E E T T F T O E T O I L I L L O F O P N O A O O O O E O E E V N N A P S N N N N C N C C A B T T T T L L I 3 2 1 I O S E N 1 M L D N...

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Page 59: ...MG 20 B6 02 VLT is a registered Danfoss trademark 59 VLT 2000 Series Section 1 Section 2 Section 3 Chapter 6 Description of parameters Page 61 Description of parameters...

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Page 61: ...to activate stop Local with external stop can only be chosen if Motor coasting Quick stop Reset and mo tor coasting or stop have been chosen in parameter 404 terminal 27 Choose Local if you want to o...

Page 62: ...parameter However it is still possible to change the local reference If data change is attempted with data change lock the display shows DATA LOCKED Factory setting Text in Display text The figures i...

Page 63: ...ing Text in Display text The figures in are used in bus communication Description of parameters 101 Speed control SPEED CONTROL Value Open loop OPEN LOOP 0 Slip comp SLIP COMP 1 Closed loop CLOSED LOO...

Page 64: ...rt voltage parameter 105 Motor frequency MOTOR FREQ Value 50 Hz 50 Hz 0 60 Hz 60 Hz 1 87 Hz 87 Hz 2 100 Hz 100 Hz 3 Function Using this parameter you can select the frequency equivalent to the motor s...

Page 65: ...setting is based on no load operation Therefore it is lower than the value calculated The compensation will give the necessary voltage supplement 112 Slip compensation SLIP COMP Value automatically se...

Page 66: ...without affecting the output frequency When the PI controller is active the output frequency can exceed fMAX by 10 121 Proportional gain PROPRT L GAIN Value 0 01 10 00 0 01 Function The proportional...

Page 67: ...otor speed The minimum frequency can never be higher than the maximum frequency Description You can choose a value from 0 0 Hz to the value selected in parameter 202 for max frequency Factory setting...

Page 68: ...e of 100 160 is only for intermittent operation and therefore the unit can only give an output of 160 VLT 2030 1 3 x 208 240 V 140 for 60 seconds Operation time is extended at decreasing load and is u...

Page 69: ...nal range of the VLT frequency converter Description If the output frequency falls below the warning limit fLOW the display shows LOW FREQ ALARM You can also choose to program the signal outputs in pa...

Page 70: ...minal 27 if a DC braking time and a DC brake voltage have been recorded 224 Carrier frequency CARRIER FREQ Value 2 16 kHz 4 5 kHz Function To avoid or reduce motor noise you can increase or reduce the...

Page 71: ...T 1 1 Auto reset 5 AUTORESET 5 5 Function Using this parameter you can choose how you want to reset an alarm Description If you choose Manual reset you must reset the VLT frequency converter via the k...

Page 72: ...is possible to make the output frequency increase towards fMAX as long as 24 V is applied to terminal 18 At 0 V on terminal 18 the output frequency in question is maintained See also parameter 403 Di...

Page 73: ...igital reference 24 V applied to terminal 27 will make the frequency converter reset and the motor ramp up to the set reference according to the ramp up time set in parameter 215 continued overleaf 40...

Page 74: ...her pulse signal reference open loop or pulse signal feedback closed loop choose one of the pulse inputs 3 5 If Multi setup is selected in parameter 001 the termi nal can be used to switch between set...

Page 75: ...lse output 15 Hz 3 0 kHz PULSOUT 3000 14 Pulse output 15 Hz value in parameter 005 PULS PAR 005 15 Send receive RS 485 SEND REC NEG 18 Receive send RS 485 SEND REC POS 19 Function Using this parameter...

Page 76: ...and max LINEAR 0 Proportional with lower limit PROP W MIN 1 Function Is used to determine which frequency converter is to follow an analogue reference signal Description When you select 1 the referenc...

Page 77: ...300 600 1200 1200 Function Using this parameter you can set the speed at which a character is transmitted via the RS 232 port It is defined as the number of bits transmitted per second Description The...

Page 78: ...ameter messages 18 Excess temperature re power section value 16384 Earth connection value 4096 Overvoltage value 1024 Undervoltage value 512 Unspecified inverter fault value 256 Inverter overload valu...

Page 79: ...ctivating the Jog key Using this function you have access to one additional jog frequency Description For the jog frequency you can choose a value which is lower than fMIN but cannot be higher than fM...

Page 80: ...ed values Data values will be stored after you have pressed the Menu key While the unit is storing data the display will show SAVE DATA and flash in line C Description of parameters 606 Total operatio...

Page 81: ...2 VLT is a registered Danfoss trademark 81 VLT 2000 Series Section 1 Section 2 Section 3 Display messages Chapter 7 Status messages Page 82 Alarm messages Page 82 Warning messages Page 83 Reset messag...

Page 82: ...sages The following alarm messages are displayed after the power section of the VLT frequency converter has been disconnected Messages Caused by Consequence Reset possible INVERTER Unknown error not o...

Page 83: ...The power section of the VLT or supply voltage too high stops within 5 sec VOLTAGE LOW Missing phase or low supply The power section of the VLT stops within 5 sec INVERT TIME Inverter overload At 98...

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Page 85: ...mmunity Page 91 Acoustic noise Page 92 Motor noise Page 92 Extreme running conditions Page 92 Air humidity Page 93 Efficiency Page 93 du dt measurements Page 94 Derating for high ambient temperature P...

Page 86: ...xplanations are offered as to whether the situation in question is covered by the EMC directive and must be CE labelled 1 1 1 1 1 The frequency converter is sold directly to the final consumer The fre...

Page 87: ...ctions for installa tion Furthermore we specify which norms that are complied with by which of our products We offer the filters that can be seen from the specifications and gladly provide other types...

Page 88: ...ughout their length be reinforced double isolated to other cables Earthing The following basic issues need to be considered when installing a frequency converter so as to obtain electromagnetic compat...

Page 89: ...RFI filter have been developed making it possible to observe the EMC emission requirements when unscreened motor cables are used The motor filter reduces the leak current I1 see figure below VLT 2000...

Page 90: ...les should be kept as short as possible According to experience most installations represent only a slight risk of any interference from radiation Standard Port VLT 2000 type VLT 2000 type VLT 2000 ty...

Page 91: ...208 240 V VLT 2020 2060 380 460 V Basic specification Basis standard RF common mode voltage ENV 50141 Mains dis tortion VDE 0160 Radiated elec tromagn field IEC 1000 4 3 ESD IEC 1000 4 2 Mains freq te...

Page 92: ...lthough it may result in some occasional tripping conditions Motor generated overvoltage The voltage on the intermediate circuit will be increased when the motor acts as a generator This takes place i...

Page 93: ...the VLT 2000 Series The efficiency will drop a little when the switching frequency is set to a value higher than 4 5 kHz Motor efficiency MOTOR The efficiency of a motor connected to the frequency co...

Page 94: ...r in se ries with the motor Typical values for the du dt ratio and the UPEAK peak voltage measured between two phases 5 m and 275 m screened motor cable are listed below UPEAK V Cable length 5 m 275 m...

Page 95: ...rifugal pump Motors running at constant load torque CT used at low speed must be derated or fan cooled see dia gram Typical motor derating Therefore the VLT frequency converter automatically reduces t...

Page 96: ...rge occurs The cut in current is limited by an NTC resistor The size of this current surge depends on the mains impedance and the NTC resistor s cooling time since the last cut in The current surge ca...

Page 97: ...2 VLT is a registered Danfoss trademark 97 VLT 2000 Series Section 1 Section 2 Section 3 Chapter 9 Troubleshooting Page 98 Your parameter settings Page 102 Factory settings Page 105 Factory settings a...

Page 98: ...0 460 V The service policy is based on replacement of vital parts Please contact your nearest distributor for further in formation Symptom Motor runs unevenly Symptom Motor does not run 1 3 If the mot...

Page 99: ...rter blown No Yes 8 Call Danfoss for assistance 12 10 Call Danfoss for assistance Ensure that the foregoing step is ok The fault can be caused by short circuiting on the control signals The 24 V suppl...

Page 100: ...he display frozen i e the display cannot be changed or is undefinable No Yes Check whether the following precautions have been taken Have screened control cables been used Are the screened cables conn...

Page 101: ...01 VLT 2000 Series Section 1 Section 2 Section 3 Symptom VLT frequency converter trips out OVERVOLTAGE displayed and motor does not run 21 Is the brake resistor and the connection to it OK Yes 22 23 R...

Page 102: ...ETUP 2 MULTI SETUP 002 MENU SET COPY X DO NOT COPY COPY 1 TO 2 COPY 2 TO 1 FACTORY TO 1 FACTORY TO 2 003 LOCAL REMOTE X REMOTE LOC EXT STOP LOCAL REMOTE 004 LOCAL SPEED HZ 005 VALUE AT MAX 006 LOCAL R...

Page 103: ...REQ KHZ 230 SPEED UP DOWN X DISABLED ENABLED ENABLE STORE 300 BRAKE OPTION X NOT APPLIED APPLIED 306 DC BRAKE TIME SECONDS 307 DC BRK ON FREQ HZ 308 DC BRK VOLTAGE V 309 RESET MODE X MANUAL AUTORESET...

Page 104: ...L OR 510 SPEED SELECT DIGITAL BUS LOGICAL AND X LOGICAL OR 511 BUS JOG 1 HZ 514 BUS BIT 4 X Q STOP D C BRAKE 516 BUS REFERENCE 517 STORE DATA X X OFF ON 606 TOTAL OP HRS 607 RUNNING HRS 608 NO POWERUP...

Page 105: ...T LOCKED Load and motor 101 SPEED CONTROL 2 S SLIP COMP 102 CURRENT LIMIT S PROGRAM SET 103 MOTOR POWER 2 NOM SIZE 104 MOTOR VOLTAGE 2 Depending on unit 105 MOTOR FREQ 2 50 Hz 107 MOTOR CURRENT 2 S De...

Page 106: ...9 6 3 6 3 6 3 10 5 10 5 10 5 17 0 17 0 17 0 26 7 26 7 26 7 215 Ramp up time 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 216 Ramp down time 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 218 Quick Stop ramp 1 1 1 1 1 1...

Page 107: ...MG 20 B6 02 VLT is a registered Danfoss trademark 107 VLT 2000 Series Section 1 Section 2 Section 3 Chapter 10 Index Page 108 Index...

Page 108: ...measurements 94 E Efficiency 93 Electrical installation 6 EMC directive 86 EMC test results 90 Emission 90 Extreme running conditions 92 F Factory programmed optimization 24 G Galvanic isolation 25 G...

Page 109: ...Index R RFI and motor filter module 34 S Saved energy 22 Side by side mounting 44 Sizing 30 Slip compensation 24 Start compensation 24 Start voltage 24 Survey of connection terminals 42 Survey of term...

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