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1 Introduction

1.1 Product Description

The VLT® Soft Starter MCD 600 is an advanced digital soft start solution for 11–1400 kW motors. The soft starters provide a complete
range of motor and system protection features and are designed for reliable performance in the most demanding installation situa-
tions.

1.2 Document Version

This manual is regularly reviewed and updated. All suggestions for improvement are welcome.

Table 1: Document Version

Version

Remarks

AQ262141844215, version 0401

Updated with information about S3 models.

1.3 Additional Resources

Other resources are available to understand advanced soft starter functions and programming.

Operating guides for operation with optional equipment.
Installation guides for installing various accessories.
WinStart Design Tool to help with selecting the right soft starter for an application.

Supplementary publications and manuals are available from 

www.danfoss.com

 under the sections 

Service and support/Documenta-

tion

.

1.4 Approvals and Certifications

AQ262141844215en-000401 / 175R1174

8 | Danfoss A/S © 2020.12

Introduction

VLT® Soft Starter MCD 600

Operating Guide

Summary of Contents for VLT MCD 600

Page 1: ...Operating Guide VLT Soft Starter MCD 600 vlt drives danfoss com...

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Page 7: ...Ratings 17 Dimensions and Weight 19 Physical Installation Cooling Clearances 20 Accessories 21 Expansion Cards 21 Smart Card 21 Communication Expansion Cards 21 Ground Fault Protection 21 Remote LCP 6...

Page 8: ...otor Overload Protection 30 Certification 30 Operational Life Internal Bypass Contacts 30 Installation 31 Safety Instructions 31 Command Source 31 Setting up the Soft Starter 31 Inputs 32 Input Termin...

Page 9: ...ypassed Installation 42 Externally Bypassed Installation 44 Quick Set up 46 Set up Tools 48 Introduction 48 Setting Date and Time 48 Command Source 31 Commissioning 48 Run Simulation 48 Load Save Sett...

Page 10: ...ommands 60 Command Override 60 Auto start Stop 60 Clock Mode 60 Timer Mode 60 PowerThrough 60 Emergency Mode 61 Auxiliary Trip 61 Typical Control Methods 61 Soft Start Methods 63 Constant Current 63 C...

Page 11: ...9 Parameter Group 5 Protection Levels 92 Parameter Group 6 Protection Action 94 Parameter Group 7 Inputs 100 Parameter Group 8 Relay Outputs 104 Parameter Group 9 Analog Output 106 Parameter Group 10...

Page 12: ...ks AQ262141844215 version 0401 Updated with information about S3 models 1 3 Additional Resources Other resources are available to understand advanced soft starter functions and programming Operating g...

Page 13: ...n this manual 2 3 Safety Precautions Safety precautions cannot cover every potential cause of equipment damage but can highlight common causes of damage It is the installer s responsibility to Read an...

Page 14: ...t Starter MCD 600 is not circuit proof After severe overload or short circuit the operation of the MCD 600 should be fully tested by an authorized service agent C A U T I O N MECHANICAL DAMAGE FROM UN...

Page 15: ...ely for illustrative purposes The information contained in this manual is subject to change at any time and without prior notice Responsibility or liability is never accepted for direct indirect or co...

Page 16: ...0 V AC Bypassed or continuous options In line or inside delta installation Extensive input and output options Remote control inputs 2 x fixed 2 x programmable Relay outputs 2 x fixed 2 x programmable...

Page 17: ...oft Starter Size The size of the soft starter must match the motor and the application Select a soft starter that has a current rating at least equal to the motor s full load current rating see motor...

Page 18: ...N O T I C E All ratings are calculated at an altitude of 1000 m 3280 ft and an ambient temperature of 40 C 104 F Table 2 In line Installation Internal Bypassed MCD6 0020B MCD6 0042B 3 0 10 350 3 5 15...

Page 19: ...D6 0275C 341 275 266 230 252 MCD6 0343C 404 343 322 296 291 MCD6 0448C 474 448 457 418 470 MCD6 0590C 735 590 572 492 542 MCD6 0667C 830 667 645 557 609 MCD6 0839C 1025 839 805 710 751 MCD6 0979C 1170...

Page 20: ...81 236 255 MCD6 0244B 375 366 345 300 303 MCD6 0287B 528 428 415 351 386 MCD6 0323B 596 484 466 393 433 MCD6 0410B 615 615 615 568 600 MCD6 0527B 825 789 758 640 694 MCD6 0579B 870 868 832 704 760 MCD...

Page 21: ...ese rating charts N O T I C E All ratings are calculated at an altitude of 1000 m 3280 ft and an ambient temperature of 50 C 122 F Table 10 Current Ratings NEMA at Normal and Heavy Overload In line In...

Page 22: ...4 250 500 600 493 200 400 500 MCD6 0839C 882 350 700 900 686 250 500 700 MCD6 0979C 1100 450 900 1100 864 350 700 900 MCD6 1134C 1320 500 1100 1300 1030 450 800 1000 Table 11 Current Ratings NEMA at N...

Page 23: ...Menu Store C D A B E C D A B E e77ha713 11 Illustration 4 Dimensions and Weight Table 12 Dimensions and Weight Width mm in Height mm in Depth mm in Weight kg lb A B C D E MCD6 0020B 152 6 0 92 3 6 336...

Page 24: ...34C 61 134 5 3 7 Physical Installation Cooling Clearances 4 T2 2 T1 6 T3 1 L1 3 L2 5 L3 4 T2 READY RUN TRIP LOCAL Exit Reset Menu Store 2 T1 6 T3 1 L1 3 L2 5 L3 VLT Soft Starter 4 T2 READY RUN TRIP LO...

Page 25: ...Numbers Option Card Ordering Number VLT Soft Starter MCD 600 Modbus RTU 175G0127 VLT Soft Starter MCD 600 PROFIBUS 175G0128 VLT Soft Starter MCD 600 DeviceNet 175G0129 VLT Soft Starter MCD 600 Modbus...

Page 26: ...rter is wired in inside delta configuration it results in a portion of the motor windings being connected to line power at all times even when the soft starter is switched off This situation may cause...

Page 27: ...of parts are required HRC fuses such as Ferraz Mersen AJT fuses can be used for Type 1 coordination according to the IEC 60947 4 2 standard 3 13 2 Type 2 Coordination Type 2 coordination requires that...

Page 28: ...0244B 250 170M3021 MCD6 0287B 352 202000 355NHG2B 170M6009 MCD6 0323B 397 400NHG2B MCD6 0410B 410 320000 425NHG2B 170M6010 MCD6 0527B 550 781000 630NHG3B 170M6012 MCD6 0579B 579 Table 16 Models MCD6 0...

Page 29: ...t circuit Protection Devices 3 15 1 Standard Fault Short Circuit 3 15 1 1 Models MCD6 0020B MCD6 0579B Suitable for use on a circuit capable of delivering not more than the stated level of amperes sym...

Page 30: ...600 V AC 480 V AC Fault current rating kA Fuse rating A Circuit breaker A MCD6 0654B 835 42 1350 1200 MCD6 0736B 940 MCD6 0950B 1070 MCD6 1154B 1230 85 2500 1200 MCD6 1250B 1250 MCD6 0590C 735 42 1350...

Page 31: ...B 69 80 HFD3100 100 SELA36AT0150 150 UTS150H xxU 100 100 MCD6 0086B 105 125 J T K 1 RK1 HFD3125 125 SELA36AT0150 150 UTS150H xxU 125 125 MCD6 0108B 115 125 HFD3125 125 SELA36AT0150 150 UTS150H xxU 125...

Page 32: ...0 400 MCD6 0323B 397 450 HLD3400 400 SFLA36AT0600 600 UTS400H xxU 400 400 MCD6 0410B 410 450 HLD3600 600 SFLA36AT0600 600 UTS600H xxU 600 600 MCD6 0527B 550 600 HLD3600 600 SFLA36AT0600 600 UTS800H xx...

Page 33: ...7 4 2 Class B 4 4 Inputs Input rating Active 24 V DC 8 mA approximately Motor thermistor TER 05 TER 06 Trip 3 6 k reset 1 6 k 4 5 Outputs Relay outputs 10 A 250 V AC resistive 5 A 250 V AC AC15 pf 0 3...

Page 34: ...of parameters 1 4 to 1 6 provide motor over load protection Class 10 trip current 105 of FLA full load amperage or equiva lent 4 9 Certification CCC GB 14048 6 CE EN 60947 4 2 UL C UL UL 508 UL UL 609...

Page 35: ...r via the digital inputs remote LCP 601 communication network smart card or scheduled auto start stop Set up the command source via Set up Tools or via parameter 1 1 Command Source If the remote LCP i...

Page 36: ...ermistor input RESET COM Reset input START COM Start stop input DI A COM Programmable input A default Input trip N O DI B COM Programmable input B default Input trip N O USB port for flash no direct P...

Page 37: ...e is set to Digital Input 5 4 4 Reset Starter Disable The reset input RESET COM is normally closed by default The soft starter does not start if the reset input is open The display then shows Not read...

Page 38: ...or perform ance The operation of the analog output is controlled by parameters 9 1 to 9 4 5 5 3 Main Contactor Output The main contactor output 13 14 closes when the soft starter receives a start comm...

Page 39: ...tor Output The bypass contactor output 03 04 closes when the soft start is complete when the starting current drops below 120 of the programmed motor full load current and remains closed until the beg...

Page 40: ...A8 A9 Install supplementary or branch circuit overcurrent protection on the control circuit supply A7 A8 A9 in accordance with the elec trical code applicable at the installation location 5 7 Power T...

Page 41: ...6 1134C use busbars Input terminals are at the top of the unit and out put terminals are at the bottom Models MCD6 0590C MCD6 1134C have dedicated bypass terminals if the soft starter will be installe...

Page 42: ...sbar 5 7 1 Wiring Connectors Select a connector according to the wire size material and application requirements 5 7 1 1 Models MCD6 0144B MCD6 0579B For models MCD6 0144B to MCD6 0579B a compression...

Page 43: ...configuration it results in a portion of the motor windings being connected to line power at all times even when the soft starter is switched off This situation may cause death or serious personal inj...

Page 44: ...terminals which allow the protection and monitoring functions of the soft starter to work even when the soft starter is externally bypassed The bypass busbars are at the top of the unit and are labele...

Page 45: ...e Delta Installation K1 Main contactor F1 Fuses or circuit breaker 13 14 Main contactor output 5 9 4 Inside Delta Installation Externally Bypassed Models MCD6 0590C MCD6 1134C have dedicated bypass te...

Page 46: ...e soft starter near the top back corner Either grounding point may be used Models MCD6 0020B MCD6 0579B MCD6 0160C MCD6 0448C do not require a protective earth connection All internal conduc tive part...

Page 47: ...DI A DI B COM A9 A8 A7 5 L3 3 L2 RESET 1 L1 F1 S1 S2 K1 K1 L N A M 7 6 5 3 2 1 10 4 9 8 e77ha728 10 Illustration 17 Example of Internally Bypassed Installation AQ262141844215en 000401 175R1174 43 Dan...

Page 48: ...output A default Run 33 34 Relay output B default Run AO 07 AO 08 Analog output 5 10 2 Externally Bypassed Installation The soft starter is installed with a main contactor AC3 rated and an external by...

Page 49: ...RT COM DI A DI B COM A9 A8 A7 RESET S1 S2 K1 K2 L N A M 7 5 2 1 10 8 4 3 6 9 5 L3 3 L2 1 L1 T1B T2B T3B K1 K2 F1 Illustration 18 Example of Externally Bypassed Installation AQ262141844215en 000401 175...

Page 50: ...plication Adjust each parameter to suit the exact requirements All other parameters remain at default values To change other parameter values or review default settings use the Main Menu see 10 4 Para...

Page 51: ...ur rent 5 200 450 n a Coast to stop n a n a Bow thruster Constant cur rent 5 100 400 n a Coast to stop n a n a Bandsaw Constant cur rent 2 200 450 n a Coast to stop n a n a N O T I C E The adaptive st...

Page 52: ...scheduled auto start stop Set up the command source via Set up Tools or via parameter 1 1 Command Source If the remote LCP is installed the CMD Menu key provides shortcut access to the Command Source...

Page 53: ...Load Save Settings The Load Save Settings allows Resetting the soft starter parameters to default values Loading parameter settings from an internal file Saving the current parameter settings to an i...

Page 54: ...d When the action has been completed the screen briefly shows a confirmation message then returns to the previous menu level 6 7 2 File Locations and Formats Save parameters and logs The soft starter...

Page 55: ...quired function and press Menu Store Adjust the settings as required Press Menu Store and Back to select which information to edit Press to change the value Press Menu Store to save the changes The so...

Page 56: ...Digital I O State The topline of the screen shows the start stop reset and programmable inputs The bottom line of the screen shows the fixed main contactor output then programmable outputs A and B e7...

Page 57: ...Screen 6 13 Software Versions The software version screen reports the version of each software component of the soft starter User interface Motor control Remote LCP if connected Parameter list Bootlo...

Page 58: ...e and ability to start successfully at any time The thermal model can be reset if required N O T I C E REDUCED MOTOR LIFETIME Resetting the motor thermal model compromises thermal model protection and...

Page 59: ...Number of times the thermal model has been reset 7 3 1 Viewing the Counters Procedure Open the Logs see 7 1 Introduction Scroll to Counters and press Menu Store Press and to scroll through the counte...

Page 60: ...ameter or scroll through the status screens 8 2 Remote LCP The remote LCP can be used to control the soft starter if parameter 1 1 Command Source is set to Remote Keypad If the remote LCP is not selec...

Page 61: ...r parameter or cancel a parameter change Menu Store Enter a menu or parameter or save a parameter change Arrow keys Scroll to the next or previous menu or parameter change the setting of the current p...

Page 62: ...control voltage 8 5 Displays 8 5 1 Soft Starter Information At power up the soft starter information screen shows details of the soft starter rating software versions and serial number e77ha790 10 WE...

Page 63: ...8 5 4 Performance Graph The performance graph provides a real time display of operating performance Use parameters 10 2 to 10 5 to format the graph The display on the main LCP shows information for mo...

Page 64: ...set delay all apply to auto start operation 9 3 1 Clock Mode The soft starter can start and or stop the motor once per day For clock mode to operate Parameter 4 1 Auto Start Stop Mode must be set to E...

Page 65: ...or compliance with specific standards as it is not certified N O T I C E REDUCED EQUIPMENT LIFETIME Continued use of emergency mode is not recommended Emergency mode may compromise the soft starter an...

Page 66: ...nstant current 1 200 450 Coast to stop n a Crusher rotary Constant current 1 200 400 Coast to stop n a Debarker Constant current 1 200 350 Coast to stop n a Fan axial damped Constant current 1 200 350...

Page 67: ...ration 29 Example of Constant Current 1 Initial current set in parameter 2 3 Initial Current 2 Current limit set in parameter 2 4 Current Limit 3 Full voltage current 9 8 2 Constant Current with Curre...

Page 68: ...40 50 60 70 80 90 100 e77ha508 10 1 5 4 6 3 2 Current motor full load current Rotor speed full speed Illustration 31 Example of Kickstart used with Constant Current 1 Parameter 2 7 Kickstart Level 2...

Page 69: ...t Limit to 500 and set the ramp time as required parameter 2 2 Start Ramp Time 3 6 5 4 2 1 e77ha819 10 Illustration 32 Example of TVR 1 Initial current parameter 2 3 2 Curret limit parameter 2 4 3 Sta...

Page 70: ...starting or stopping decrease the gain setting slightly N O T I C E The soft starter tunes adaptive control to match the motor Changing the following parameters resets adaptive control and the first...

Page 71: ...shorten the stopping time of high inertia loads use brake N O T I C E Adaptive control controls the motor s speed profile within the programmed time limit This may result in a higher level of current...

Page 72: ...pply must be connected to the soft starter input terminals L1 L2 and L3 in positive phase sequence N O T I C E MOTOR DAMAGE If the brake torque setting is too high the motor stops before the end of th...

Page 73: ...ng The soft starter uses a changeover relay to control forward run and braking contactors While braking the soft starter reverses the phase sequence to the motor and supplies reduced current gently sl...

Page 74: ...mp Stop Time 6 Cleaning cycle 7 Parameter 11 7 Pump Clean Cycles 8 Programmed soft start 9 11 Reverse Direction Operation The soft starter can control a reversing contactor to operate the motor in rev...

Page 75: ...nction for details Ensure that the input is closed when the start signal is applied N O T I C E REDUCED MOTOR COOLING Slow speed running is not intended for continuous operation due to reduced motor c...

Page 76: ...he soft starter performs a coast to stop Jog The soft starter issues a warning with the error message Unsupported option DC brake The soft starter performs a coast to stop Soft brake The soft starter...

Page 77: ...en see parameter 7 1 Input A Function and parameter 7 5 Input B Function The soft starter checks which motor set to use at start and uses that motor set for the entire start stop cycle The soft starte...

Page 78: ...Back to cancel changes The LCP asks for confirmation then returns to the parameter list without saving the changes 10 3 Adjustment Lock Use parameter 10 7 Adjustment Lock to prevent users from changin...

Page 79: ...Current 2 Model dependent 3 2 Motor kW 2 0 kW 3 3 Start Mode 2 Constant Current 3 4 Start Ramp Time 2 00 10 mm ss 3 5 Initial Current 2 200 3 6 Current Limit 2 350 3 7 Adaptive Start Profile 2 Constan...

Page 80: ...Time 00 00 hh mm 4 13 Wednesday Mode Start Stop Disable 4 14 Wednesday Start Time 00 00 hh mm 4 15 Wednesday Stop Time 00 00 hh mm 4 16 Thursday Mode Start Stop Disable 4 17 Thursday Start Time 00 00...

Page 81: ...0 6 2 Auto Reset Delay 00 05 mm ss 6 3 Current Imbalance Soft Trip and Log 6 4 Undercurrent Soft Trip and Log 6 5 Overcurrent Soft Trip and Log 6 6 Undervoltage Soft Trip and Log 6 7 Overvoltage Soft...

Page 82: ...et Enable Logic Normally Closed N C 7 10 Input A Name Input A Trip 7 11 Input B Name Input B Trip 8 Relay Outputs 8 1 Relay A Function Run 8 2 Relay A On Delay 00 00 mm ss 8 3 Relay A Off Delay 00 00...

Page 83: ...ser Parameter 6 Motor Temp 11 Pump Clean 11 1 Reverse Torque 20 11 2 Reverse Time 00 10 mm ss 11 3 Forward Current Limit 100 11 4 Forward Time 00 10 mm ss 11 5 Pump Stop Mode Coast to Stop 11 6 Pump S...

Page 84: ...4 Model Rating Model dependent 20 5 Screen Timeout 1 minute 20 6 Motor Connection Auto detect 20 7 External Bypass Disable 20 8 Shunt Trip Mode Disable 30 Pump Input Configuration 30 1 Pressure Sensor...

Page 85: ...Pressure Start Delay 00 00 500 mm ss ms 32 6 Low Pressure Response Delay 00 00 500 mm ss ms 33 Pressure Control 33 1 Pressure Control Mode Off 33 2 Start Pressure Level 5 33 3 Start Response Delay 00...

Page 86: ...he soft starter accepts start and stop commands from the communication expansion card Remote LCP The soft starter accepts start and stop commands from the remote LCP Clock The soft starter accepts sta...

Page 87: ...ervice Factor Range Function 105 100 130 Sets the motor service factor used by the thermal model If the motor runs at full load current it reaches 100 Set according to the motor datasheet N O T I C E...

Page 88: ...urrent Table 41 2 5 Adaptive Start Profile Option Function Selects which profile the VLT Soft StarterMCD 600 uses for an adaptive control soft start N O T I C E The MCD 600 applies the current limit o...

Page 89: ...t remain closed until the end of the stop time Use the main contactor output 13 14 to control the main contactor Table 47 2 11 Adaptive Stop Profile Option Function Selects which profile the VLT Soft...

Page 90: ...e for K1 and K2 to switch 10 7 Parameter Group 3 Motor Start Stop 2 The parameters in this group control the operation of the secondary configuration of the motor Use the programmable input to select...

Page 91: ...low or the start ramp time parameter 2 2 Start Ramp Time is too short the motor may not start successfully Table 61 3 7 Adaptive Start Profile 2 Option Function Selects which profile the VLT Soft Sta...

Page 92: ...mance of adaptive control This setting affects both starting and stopping control Table 69 3 15 Multi Pump 2 Option Function Adjusts the performance of adaptive control to suit installations with mult...

Page 93: ...ction 00 00 00 00 23 59 hh mm Sets the duration for the soft starter to remain stopped when operating in timer mode Table 78 4 4 Sunday Mode Option Function Enables or disables auto start stop for Sun...

Page 94: ...00 00 00 23 59 Sets the auto stop time for Monday 24 hour format Table 84 4 10 Tuesday Mode Option Function Enables or disables auto start stop for Tuesday Start Stop Disable Start Only Enable Stop O...

Page 95: ...the auto start time for Thursday 24 hour format Table 91 4 18 Thursday Stop Time Range Function 00 00 00 00 23 59 Sets the auto stop time for Thursday 24 hour format Table 92 4 19 Friday Mode Option...

Page 96: ...he soft starter s response to current imbalance avoiding trips due to momentary fluctuations Table 100 5 3 Undercurrent Range Function 20 0 100 Sets the trip point for undercurrent protection as a per...

Page 97: ...et as required Table 107 5 10 Overvoltage Delay Range Function 1 s 0 01 1 00 minutes seconds Slows the soft starter s response to overvoltage avoiding trips due to momentary fluctua tions Table 108 5...

Page 98: ...e Sequence Option Function Selects which phase sequences the soft starter allows at a start During its pre start checks the soft starter examines the sequence of the phases at its input terminals and...

Page 99: ...t log and the display shows a warning message but the soft starter continues to operate Log Only The protection is written to the event log but the soft starter continues to operate Trip Shunt Re lay...

Page 100: ...cts the soft starter s response to the protection event Soft Trip and Log Soft Trip and Reset Trip Starter Trip and Reset Warn and Log Log Only Trip Shunt Relay Table 123 6 8 Underpower Option Functio...

Page 101: ...d Log Soft Trip and Reset Trip Starter Trip and Reset Warn and Log Log Only Trip Shunt Relay Table 126 6 11 Input A Trip Option Function Selects the soft starter s response to the protection event Sof...

Page 102: ...tarter performs a soft stop and can then restart without a reset Trip Shunt Relay Table 129 6 14 Remote Keypad Fault Option Function Selects the soft starter s response to the protection event Soft Tr...

Page 103: ...lay Table 132 6 17 Motor Overtemperature Option Function Selects the soft starter s response to the protection event Soft Trip and Log Soft Trip and Reset Trip Starter Trip and Reset Warn and Log Log...

Page 104: ...Reset Warn and Log Log Only Trip Shunt Relay 10 11 Parameter Group 7 Inputs Table 136 7 1 Input A Function Option Function Selects the function of Input A Command Override Network Overrides the settin...

Page 105: ...nput A Trip Option Function Selects when an input trip can occur Always Active A trip can occur at any time when the soft starter is receiving power Operating Only A trip can occur while the soft star...

Page 106: ...counted from the time a start signal is received The state of the input is ignored until the initial delay has elapsed Table 144 7 9 Reset Enable Logic Option Function Selects whether the reset input...

Page 107: ...Name Option Function Selects a message for the LCP to show when Input B is active Input B Trip Low Pressure High Pressure Pump Fault Low Level High Level No Flow Starter Disable Controller PLC Vibrati...

Page 108: ...is running see parameter 8 8 High Current Flag Motor Tempera ture Flag The relay closes when the motor temperature flag activates see parameter 8 9 Motor Temperature Flag Soft Brake Relay The relay c...

Page 109: ...programmable outputs The flags clear when the current returns within the normal operating range by 10 of the programmed flag value Set the level at which the low current flag operates as a percentage...

Page 110: ...programmed power Heat Sink Temperature The soft starter temperature as a percentage of the maximum allowed operating temperature of the heat sink Table 158 9 2 Analog A Scale Range Function Selects t...

Page 111: ...inimum Adjustment Range Function 0 0 600 Adjusts the lower limit of the performance graph Table 166 10 6 Current Calibration Range Function 100 85 115 Calibrates the soft starter s current monitoring...

Page 112: ...ers 30 2 to 30 4 This information is only availa ble if the smart card is installed Pump Flow The flow at the pump as configured in parameters 30 6 to 30 11 This information is only available if the s...

Page 113: ...r Parameter 1 for details Number of Starts See parameter 10 8 User Parameter 1 for details Pump Pressure See parameter 10 8 User Parameter 1 for details Pump Flow See parameter 10 8 User Parameter 1 f...

Page 114: ...1 2 Reverse Time Range Function 10 s 0 00 1 00 minutes seconds Sets the time for the starter to operate in reverse jog during a pump clean cycle Table 176 11 3 Forward Current Limit Range Function 100...

Page 115: ...rate for Modbus RTU communications 4800 9600 19200 38400 Table 183 12 3 Modbus Parity Option Function Selects the parity for Modbus RTU communications None Odd Even 10 bit Table 184 12 4 Modbus Timeou...

Page 116: ...ress 3 Range Function 0 0 255 Sets the 3rd component of the network gateway address Table 191 12 11 Gateway Address 4 Range Function 100 0 255 Sets the 4th component of the network gateway address N O...

Page 117: ...unction 255 0 255 Sets the 2nd component of the network subnet mask for Ethernet communications Table 198 12 18 Subnet Mask 3 Range Function 255 0 255 Sets the 3rd component of the network subnet mask...

Page 118: ...the side of the unit This parameter is a read only parameter If the software is to be upgraded SW version 3 0 and after as part of applying the upgrade firmware update the MCD 600 requests the M R cod...

Page 119: ...this parameter has no effect on other models Table 209 20 7 External Bypass Option Function Reconfigures the main contactor output 13 14 of the soft starter for use as a shunt trip relay When the sof...

Page 120: ...uctuations If the soft starter detects ground currents above 50 A it ignores the delay setting and trips within 1 s Table 212 40 3 Ground Fault Trip Active Option Function Selects when a ground fault...

Page 121: ...Option Function 1000 1 2000 1 AQ262141844215en 000401 175R1174 117 Danfoss A S 2020 12 Programmable Parameters VLT Soft Starter MCD 600 Operating Guide...

Page 122: ...SCR Action 11 2 2 Battery Clock Cause A verification error has occurred on the real time clock or the back up battery voltage is low If the battery is low and the power is off date time settings are l...

Page 123: ...pth Sensor 11 2 8 EEPROM Fail Cause An error occurred loading data from the EEPROM to RAM when the LCP powered up Troubleshooting If the problem persists contact the local distributor There are no par...

Page 124: ...also the following parameters Parameter 1 2 Motor Full Load Current Parameter 20 6 Motor Connection Parameter 20 7 External Bypass 11 2 12 Flow Sensor Cause The smart card has detected a fault with t...

Page 125: ...C Check that the cooling fans are operating models MCD6 0042B MCD6 0579B 11 2 17 High Flow Cause The flow sensor connected to the smart card has activated high flow protection Troubleshooting Check th...

Page 126: ...l fault Troubleshooting Contact Danfoss with the fault code X 11 2 22 Internal Fault 88 Cause The soft starter firmware does not match the hardware 11 2 23 LCP Disconnected Cause Parameter 1 1 Command...

Page 127: ...rol supply is stable Check if the 24 V supply on the main control PCB is faulty or Check if the bypass driver PCB is faulty Contact the local supplier for advice There are no parameters related to thi...

Page 128: ...tor connection configuration 11 2 31 Motor Overload Cause The motor has reached its maximum thermal capacity The following can cause overload The soft starter protection settings do not match the moto...

Page 129: ...f communication inactivity Check the following parameter Parameter 6 13 Network Communications 11 2 34 Not Ready Cause The reset input may be active If the reset input is active the soft starter does...

Page 130: ...this trip message 11 2 39 Phase Sequence Cause The phase sequence on the soft starter mains terminals L1 L2 L3 is not valid Troubleshooting Check the phase sequence on L1 L2 and L3 and ensure that the...

Page 131: ...ture Cause The temperature of the SCRs calculated by the thermal model is too high to allow further operation Troubleshooting Wait for the soft starter to cool There are no parameters related to this...

Page 132: ...r 5 3 Undercurrent Parameter 5 4 Undercurrent Delay Parameter 6 4 Undercurrent 11 2 51 Underpower Cause The motor has experienced a sharp drop in power caused by loss of load Causes can include broken...

Page 133: ...from the con trol inputs The soft starter only accepts commands from the inputs if parameter 1 1 Command Source is set to Digital Input Check the setting of parameter 1 1 Command Source The control wi...

Page 134: ...adap tive control the mo tor used an ordinary start and or the sec ond start was differ ent to the first The first adaptive control start is constant current so that the soft starter can learn from th...

Page 135: ...lected in the menu and the file has been found but it does not contain the expected content Rating not valid The value of parameter 20 4 Model Rating is incorrect Parameter 20 4 Model Rating is not us...

Page 136: ...tic compatibility FLA Full load amperage FLC Full load current FLT Full load torque IP Ingress protection LCP Local control panel PCB Printed circuit board PELV Protective extra low voltage PFC Power...

Page 137: ...n setting 66 General faults 129 H Heat sink 121 121 Heat sink overtemperature 121 Heatsink overtemperature 121 I IEC fuses 24 In line connection 120 Input A trip 121 Input B trip 121 Inside delta 72 I...

Page 138: ...are 129 Soft braking 69 Start command 60 Starting profile 130 Stop command 60 Supply connection 123 Symbols 9 T Terminal A7 123 Terminal A8 123 Terminal A9 123 Thermal capacity 124 129 Thermal model 5...

Page 139: ...AQ262141844215en 000401 175R1174 135 Danfoss A S 2020 12 Index VLT Soft Starter MCD 600 Operating Guide...

Page 140: ...rinted material Danfoss reserves the right to alter its products without notice This also applies to products already on order provided that such alterations can be made without subsequential changes...

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