Danfoss VLT MCD 600 Operating Manual
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Danfoss VLT MCD 600 Operating Manual

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VLT® Soft Starter MCD 600
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Summary of Contents for Danfoss VLT MCD 600

  • Page 1 Operating Guide VLT® Soft Starter MCD 600 vlt-drives.danfoss.com...

  • Page 7: Table Of Contents

    Power Factor Correction 3.13 Short-circuit Protection Devices 3.13.1 Type 1 Coordination 3.13.2 Type 2 Coordination 3.14 IEC Coordination with Short-circuit Protection Devices 3.15 UL Coordination with Short-circuit Protection Devices 3.15.1 Standard Fault Short Circuit Danfoss A/S © 2020.12 AQ262141844215en-000401/175R1174 | 3...
  • Page 8 5.5.2 Analog Output 5.5.3 Main Contactor Output 5.5.4 Bypass Contactor Output 5.5.5 Programmable Outputs Control Voltage 5.6.1 Control Voltage Terminals Power Terminations 5.7.1 Wiring Connectors 5.7.1.1 Models MCD6-0144B~MCD6-0579B 5.7.1.2 Models MCD6-0654B~MCD6-1250B & MCD6-0590C~MCD6-1134C 4 | Danfoss A/S © 2020.12 AQ262141844215en-000401/175R1174...
  • Page 9 Digital I/O State 6.11 Analog I/O State 6.12 Serial Number & Rating 6.13 Software Versions 6.14 Thermistor Reset 6.15 Reset Thermal Model Logs Introduction Event Log Counters 7.3.1 Viewing the Counters QR Code Danfoss A/S © 2020.12 AQ262141844215en-000401/175R1174 | 5...
  • Page 10 9.9.1 Coast to Stop 9.9.2 Timed Voltage Ramp 9.9.3 Adaptive Control for Stopping 9.9.4 DC Brake 9.9.5 Soft Brake 9.10 Pump Clean 9.11 Reverse Direction Operation 9.12 Jog Operation 9.13 Inside Delta Operation 6 | Danfoss A/S © 2020.12 AQ262141844215en-000401/175R1174...
  • Page 11 Parameter Group 12-** Communication Card 10.17 Parameter Group 20-** Advanced 10.18 Parameter Groups 30-** to 36-** 10.19 Parameter Group 40-** Ground Fault Troubleshooting 11.1 Protection Responses 11.2 Trip Messages 11.3 General Faults Appendix 12.1 Symbols and Abbreviations Danfoss A/S © 2020.12 AQ262141844215en-000401/175R1174 | 7...

  • Page 12: Introduction

    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 8 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 13: Safety

    Not providing proper grounding and branch circuit protection may lead to death, personal injury, or equipment damage. Disconnect the soft starter from mains voltage before carrying out repair work. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 9...
  • Page 14 To provide safety of personnel and equipment, control the isolation device through an external safety system. N O T I C E Before changing any parameter settings, save the current parameter set to a file using MCD PC Software or the Save User Set function. 10 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 15 Responsibility or liability is never accepted for direct, indirect, or consequen- tial damage resulting from the use or application of this equipment. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 11...

  • Page 16: System Design

    • Coast to stop. • DC brake. • Soft brake. • Reverse direction. Customizable protection • Motor overload. • Excess start time. • Undercurrent/overcurrent. • Underpower/overpower. • Undervoltage/overvoltage • Current imbalance. 12 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 17: Type Code

    The soft starter's current rating is only valid when used in the conditions specified in the AC53 code. The soft starter may have a higher or lower current rating in different operating conditions. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 13...

  • Page 18: Current Ratings (Iec Ratings)

    Table 2: In-line Installation, Internal Bypassed, MCD6-0020B ~ MCD6-0042B 3.0-10:350 3.5-15:345 4.0-10:350 4.0-20:340 5.0-5:355 MCD6-0020B MCD6-0034B MCD6-0042B Table 3: In-line Installation, Internal Bypassed, MCD6-0063B ~ MCD6-1250B 3.0-10:590 3.5-15:585 4.0-10:590 4.0-20:580 5.0-5:595 MCD6-0063B MCD6-0069B MCD6-0086B MCD6-0108B MCD6-0129B MCD6-0144B MCD6-0171B MCD6-0194B 14 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 19 Models MCD6-0590C~MCD6-1134C must be installed with an external bypass contactor to achieve the bypassed current ratings. Table 5: In-line Installation, External Bypassed, MCD6-0590C~MCD6-1134C 3.0-10:50-6 3.5-15:50-6 4.0-10:590 4.0-20:50-6 5.0-5:50-6 MCD6-0590C MCD6-0667C MCD6-0839C 1210 1067 1033 MCD6-0979C 1430 1307 1252 1076 1170 MCD6-1134C 1620 1620 1616 1309 1620 Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 15...
  • Page 20 1178 1251 MCD6-1154B 1845 1731 1635 1439 1484 MCD6-1250B 1875 1875 1875 1733 1875 Table 8: Inside Delta Installation, Non-bypassed, MCD6-0160C~MCD6-1134C 3.0-10:50-6 3.5-15:50-6 4.0-10:50-6 4.0-20:50-6 5.0-5:50-6 MCD6-0160C MCD6-0215C MCD6-0275C MCD6-0343C MCD6-0448C 16 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 21: Current Ratings (Nema Ratings)

    Heavy 450%, 30 s, 4 starts per hour hp @240 V hp @480 V hp @600 V hp @240 V hp @480 V hp @600 V MCD6-0020B MCD6-0034B MCD6-0042B MCD6-0063B MCD6-0069B MCD6-0086B MCD6-0108B MCD6-0129B MCD6-0144B MCD6-0171B MCD6-0194B Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 17...
  • Page 22 @240 V AC hp @480 V AC hp @600 V AC hp @240 V AC hp @480 V AC hp @600 V AC MCD6-0160C MCD6-0215C MCD6-0275C MCD6-0343C MCD6-0448C MCD6-0590C MCD6-0667C MCD6-0839C 18 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 23: Dimensions And Weight

    231 (9.1) 4.9 (10.9) MCD6-0069B MCD6-0086B MCD6-0108B 5.5 (12.1) MCD6-0129B MCD6-0144B MCD6-0171B 495 (19.5) 12.7 (28) MCD6-0194B 216 (8.5) 180 (7.1) 450 (17.7) 243 (9.6) MCD6-0244B MCD6-0287B 523 (20.6) 15.5 (34.2) Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 19...

  • Page 24: Physical Installation/Cooling Clearances

    5/L3 1/L1 3/L2 5/L3 1/L1 3/L2 5/L3 1/L1 3/L2 5/L3 1/L1 3/L2 5/L3 2/T1 4/T2 6/T3 2/T1 4/T2 6/T3 2/T1 4/T2 6/T3 2/T1 4/T2 6/T3 2/T1 4/T2 6/T3 Illustration 5: Clearances 20 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 25: Accessories

    The VLT® Soft Starter MCD 600 soft starters can be used with a remote LCP mounted up to 3 m (9.8 ft) away from the soft starter. Each expansion card includes an LCP connection port, or a dedicated LCP connector card is available. Ordering number for the Remote LCP 601 expansion card: 175G0134. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 21...

  • Page 26: Finger Guard Kit

    To use the VLT® Soft Starter MCD 600 to control power factor correction, connect the PFC contactor to a programmable relay set to Run. When the motor reaches full speed, the relay closes and power factor correction is switched in. 22 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 27: Short-Circuit Protection Devices

    C A U T I O N NO BRANCH CIRCUIT PROTECTION Integral solid-state short-circuit protection does not provide branch circuit protection. Provide branch circuit protection in accordance with the National Electrical Code and any additional local codes. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 23...

  • Page 28: Iec Coordination With Short-Circuit Protection Devices

    MCD6-1154B 1230 3920000 OFAA5GG1250 MCD6-1250B 1250 7220000 170M6019 MCD6-0590C 170M6016 1000NHG4G MCD6-0667C 2530000 170M6017 MCD6-0839C 1210 OFAA5GG1250 Not available MCD6-0979C 1430 3920000 OFAA5GG1600 MCD6-1134C 1620 7220000 170M6021 (at 500 V AC) 24 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 29: Ul Coordination With Short-Circuit Protection Devices

    Nominal rating [A] 3 cycle short cct rating @600 V AC MCD6-0020B 5 kA MCD6-0034B MCD6-0042B 10 kA MCD6-0063B MCD6-0069B MCD6-0086B MCD6-0108B MCD6-0129B MCD6-0144B 18 kA MCD6-0171B MCD6-0194B MCD6-0244B MCD6-0287B MCD6-0323B Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 25...

  • Page 30: Models Mcd6-0654B~Mcd6-1250B & Mcd6-0590C~Mcd6-1134C

    Circuit breakers with model codes beginning with SELA/SFLA/SGLA are from GE. • Circuit breakers with model codes beginning with UTS are from LS Electric. N O T I C E Models MCD6-0160C~MCD6-0448C are not UL Listed. 26 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 31 UTS150H-xxU-150 (150) MCD6-0144B J, T HJD3250 (250) SFLA36AT0250 (250) UTS250H-xxU-250 (250) MCD6-0171B HJD3250 (250) SFLA36AT0250 (250) UTS250H-xxU-250 (250) MCD6-0194B HJD3250 (250) SFLA36AT0250 (250) UTS250H-xxU-250 (250) MCD6-0244B HKD3300 (300) SFLA36AT0400 (400) UTS400H-xxU-300 (300) Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 27...
  • Page 32 SFLA36AT0600 (600) UTS400H-xxU-400 (400) MCD6-0323B HLD3400 (400) SFLA36AT0600 (600) UTS400H-xxU-400 (400) MCD6-0410B HLD3600 (600) SFLA36AT0600 (600) UTS600H-xxU-600 (600) MCD6-0527B HLD3600 (600) SFLA36AT0600 (600) UTS800H-xxU-800 (800) MCD6-0579B HLD3600 (600) SGLA36AT0600 (600) UTS800H-NGO-800 (800) 28 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 33: Specifications

    -25 to +60 °C (-13 to +140 °F) Operating altitude 0–1000 m (0–3280 ft), above 1000 m (3280 ft) with derating Humidity 5–95% relative humidity Pollution degree Pollution degree 3 Vibration IEC 60068-2-6 Protection MCD6-0020B~MCD6-0129B IP20 MCD6-0144B~MCD6-1250B IP00 Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 29...

  • Page 34: Heat Dissipation

    UL Listed Marine Lloyds Marine No 1 specification All models ABS: 2010 Steel Vessels Rules MCD6-0654B~MCD6-1250B & MCD6-0590C~MCD6-1134C IEC 60947-4-2 4.10 Operational Life (Internal Bypass Contacts) Expected operational lifetime 100000 operations 30 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 35: Installation

    Power off the soft starter. Connect the motor cables to the soft starter output terminals 2/T1, 4/T2, 6/T3. Connect mains supply cables to the soft starter input terminals 1/L1, 3/L2, 5/L3, see 5.7 Power Terminations. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 31...

  • Page 36: Inputs

    3.6 kΩ or drops below 20 Ω. The thermistors must be wired in series. The thermistor circuit should be run in shielded cable and must be electrically isolated from ground and all other power and control circuits. 32 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 37: Start/Stop

    The USB port can be used to upload a configuration file or download parameter settings and event log information from the soft starter. See 6.7 USB Save & Load for details. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 33...

  • Page 38: Outputs

    Use parameter 20-8 Shunt Trip Mode to configure the soft starter for use with a main contactor or circuit breaker. For use with a main contactor, use the default setting of Disable. For use with a circuit breaker, set parameter 2-8 Shunt Trip Mode to Enable. 34 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 39: Bypass Contactor Output

    If a non-bypassed soft starter is installed with an external bypass contactor, the soft starter current rating changes. Enable param- eter 20-7 External Bypass to increase the maximum current rating and adjust the soft starter thermal model. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 35...

  • Page 40: Programmable Outputs

    On frame sizes S1 and S2, the power input and output terminals for VLT® Soft StarterMCD 600 are at the bottom of the unit. On frame size S3, the power input is at the top and the power output is at the bottom. 36 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 41 Table 21: Power Terminations, MCD6-0020B~MCD6-0129B MCD6-0020B~MCD6-0129B Cable size: 6– Torx 70 mm T20 x 150 (AWG 10–2/0) Torque: 4 Nm (2.9 ft-lb) 14 mm (0.55 in) Flat 7 mm x 150 Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 37...

  • Page 42: Wiring Connectors

    9 busbars (x3 for AC in, x3 for bypass, x3 for motor out) meaning that 3 x 157G0203 are required. Table 24: Recommended Lugs Model Example connector - aluminum cable Example connector - copper cable MCD6-0144B 61162 60150 MCD6-0171B 61165 60156 MCD6-0194B 61171 60165 MCD6-0244B MCD6-0287B 61162 60150 38 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 43: Models Mcd6-0654B~Mcd6-1250B & Mcd6-0590C~Mcd6-1134C

    N O T I C E If the soft starter is not detecting the motor connection correctly, use parameter 20-6 Motor Connection. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 39...

  • Page 44: In-Line Installation, Internally Bypassed

    The bypass busbars are at the top of the unit and are labeled T1B, T2B, T3B. The bypass contactor must be connected to the bypass terminals and controlled by the soft starter's bypass contactor output (ter- minals 03, 04). 1/L1 2/T1 3/L2 4/T2 6/T3 5/L3 40 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 45: Inside Delta Installation, Internally Bypassed

    Models MCD6-0590C~MCD6-1134C have dedicated bypass 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 labeled T1B, T2B, T3B. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 41...

  • Page 46: Ground Terminations

    The VLT® Soft Starter MCD 600 is installed with a main contactor (AC3-rated). Control voltage must be supplied from the input side of the contactor. The main contactor is controlled by the main contactor output (13, 14). 42 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 47 VLT® Soft Starter MCD 600 Operating Guide Installation 1/L1 2/T1 3/L2 4/T2 5/L3 6/T3 (L/+) (N/# ) RESET COM+ START COM+ DI-A DI-B AO-07 TER-05 TER-06 AO-08 Illustration 17: Example of Internally Bypassed Installation Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 43...

  • Page 48: Externally Bypassed Installation

    AC3 rating. Use the main contactor output (13, 14) to control the main contactor. Use the bypass contactor output (03, 04) to control the exter- nal bypass. 44 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 49 VLT® Soft Starter MCD 600 Operating Guide Installation 1/L1 2/T1 3/L2 4/T2 5/L3 6/T3 (L/+) (N/−) RESET COM+ START COM+ DI-A DI-B AO-07 TER-05 − TER-06 AO-08 Illustration 18: Example of Externally Bypassed Installation Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 45...

  • Page 50: Quick Set-Up

    Pump hydraulic Constant cur- Coast to stop rent Fan damped Constant cur- Coast to stop rent Fan undamped Constant cur- Coast to stop rent Compressor Constant cur- Coast to stop screw rent 46 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 51 N O T I C E The adaptive start and stop profile settings only apply when using adaptive control. The settings are ignored for all other start and stop modes. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 47...

  • Page 52: Set-Up Tools

    The simulation is only available when the soft starter is in ready state. Procedure Press [Menu/Store] and select Setup Tools. Scroll to Run Simulation and press [Menu/Store]. Run Simulation Ready Apply Start Signal Apply a start command from the selected command source. 48 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 53: Load/Save Settings

    At the confirmation prompt, select Yes to confirm or No to cancel. Press [Menu/Store] to proceed. When the action has been completed, the screen briefly shows a confirmation message, then returns to the previous menu level. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 49...

  • Page 54: Usb Save & Load

    Motion Control Tool MCT 10. Download the MCT 10 tool from www.danfoss.com under the sections Service and support/Downloads. Load custom message The soft starter loads the files Custom_Message_A.txt and Custom_Message_B.txt from the top level of the USB drive. 50 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 55: Auto-Start/Stop

    Gateway address. • Subnet mask. 6.9.1 Setting a Network Address Procedure Press [Menu/Store] and select Setup Tools. Scroll to Network Address and press [Menu/Store]. Scroll to the required function and press [Menu/Store]. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 51...

  • Page 56: Digital I/O State

    RESET, COM+: Reset input 13, 14: Main contactor output START, COM+: Start/stop input 21, 22, 23: Relay output A DI-A, COM+: Programmable input A 33, 34: Relay output B DI-B, COM+: Programmable input B 52 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 57: Analog I/O State

    The thermistor input is disabled by default, but activates automatically when a thermistor is detected. If thermistors have previously been connected to the soft starter but are no longer required, use the thermistor reset function to disable the thermistor. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 53...

  • Page 58: Reset Thermal Model

    N O T I C E REDUCED MOTOR LIFETIME Resetting the motor thermal model compromises thermal model protection and may compromise motor life. Only reset the thermal model in an emergency. 54 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 59: Logs

    N O T I C E To read the QR code, install the soft starter support app. Contact the local supplier for further information. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 55...

  • Page 60: Lcp And Feedback

    N O T I C E The remote LCP can be safely connected or removed while the soft starter is running. It is not necessary to remove mains or control voltage. 56 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 61: Adjusting The Display Contrast

    N O T I C E The local and remote LCPs can be adjusted independently. Press and hold [Back]. Press [▵] to lighten the display, or press [▿] to darken the display. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 57...

  • Page 62: Soft Starter Status Leds

    8.5.3 Operating Feedback Screens The operating feedback screens show the motor running current on the top half of the screen. To select which information is shown on the lower half, press [▵] and [▿]. 58 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 63: Performance Graph

    If a remote LCP is connected, press [Graph] to change the graph data. The graph can show: • Motor current. • Motor temperature. • Motor power factor. • Analog input data from the smart card (if installed). Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 59...

  • Page 64: Operation

    PowerThrough does not support adaptive control soft starting or soft stopping. In PowerThrough, the soft starter uses constant current soft starting and timed voltage ramp soft stopping. If Power Through is enabled,parameters 2-3 and 2-4 must be set appro- priately. 60 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 65: Emergency Mode

    Emergency mode can be used with any command source. N O T I C E Although emergency mode operation satisfies the functionality requirements of fire mode, Danfoss does not recommend its use in situations that require testing and/or compliance with specific standards as it is not certified.
  • Page 66 Adaptive control (ear- Adaptive control ly acceleration) (late deceleration) Pump - hydraulic Constant current Coast to stop Pump - positive displace- Adaptive control (con- Adaptive control ment stant acceleration) (constant decelera- tion) 62 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 67: Soft Start Methods

    The load breaks away easily, but starting time has to be extended (for example a centrifugal pump where pipeline pressure has to build up slowly). • The electricity supply is limited (for example a generator set), and a slower application of load allows greater time for the supply to respond. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 63...

  • Page 68: Constant Current With Kickstart

    TVR starting can be useful for applications where multiple motors of different sizes are connected in parallel, and/or the loads are not mechanically linked. 64 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 69: Adaptive Control For Starting

    The soft starter applies the current limit on all soft starts, including adaptive control. If the current limit is too low or the start ramp time (set in parameter 2-2 Start Ramp Time) is too short, the motor may not start successfully. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 65...

  • Page 70: Fine-Tuning Adaptive Control

    Timed voltage ramp (TVR) reduces the voltage to the motor gradually over a defined time. This can extend the stopping time of the motor and may avoid transients on generator set supplies. N O T I C E The load may continue to run after the stop ramp is complete. 66 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 71: Adaptive Control For Stopping

    Gain to initiate the relearning process. The next start will use constant current and the next stop will use TVR. Time Illustration 35: Example of Adaptive Control Stop (Parameter 2-11 Adaptive Stop Profile) Early deceleration Late deceleration Constant deceleration Parameter 2-10 Stop Time Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 67...

  • Page 72: Dc Brake

    Brake operation causes the motor to heat faster than the rate calculated by the motor thermal model. Install a motor thermistor or allow sufficient restart delay (set in parameter 5-16 Restart Delay). Time Illustration 36: Example of Brake Time 68 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 73: Soft Brake

    Parameter 7-1 Input A Function: Set to Zero Speed Sensor. • Parameter 8-1 Relay A Function: Set to Soft Brake Relay. 1/L1 3/L2 5/L3 COM+ DI-A 6/T3 2/T1 4/T2 Illustration 37: Wiring Example of Soft Braking Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 69...

  • Page 74: Pump Clean

    The first start after the direction is changed will be constant current. N O T I C E If phase sequence protection is required, install the reversing contactor on the output (motor) side of the soft starter. 70 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 75: Jog Operation

    Parameter 2-8 Jog Torque and parameter 3-10 Jog Torque-2 control how much of the maximum available jog torque the soft starter applies to the motor. N O T I C E Torque settings above 50% may cause increased shaft vibration. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 71...

  • Page 76: Inside Delta Operation

    2 different starting and stopping configurations. The secondary motor set is ideal for dual winding (Dahlander) motors, multi- motor applications, or situations where the motor may start in 2 different conditions (such as loaded and unloaded conveyors). The secondary motor set can also be used for duty/standby applications. 72 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 77 The soft starter uses the secondary motor settings to control a start when instructed via a programmable input (see parameter 7-1 Input A Function and parameter 7-5 Input B Function). Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 73...

  • Page 78: Programmable Parameters

    Locked Rotor Current 600% Motor Service Factor 105% Reserved – Motor Start/Stop Start Mode Constant Current Start Ramp Time 00:10 (mm:ss) Initial Current 200% Current Limit 350% Adaptive Start Profile Constant Acceleration 74 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 79 00:00 (mm:ss) 3-13 Adaptive Stop Profile-2 Constant Deceleration 3-14 Adaptive Control Gain-2 3-15 Multi Pump-2 Single Pump 3-16 Start Delay-2 00:00 (mm:ss) 3-17 DC Brake Torque-2 3-18 DC Brake Time-2 00:01 (mm:ss) Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 75...
  • Page 80 4-22 Saturday Mode Start/Stop Disable 4-23 Saturday Start Time 00:00 (hh:mm) 4-24 Saturday Stop Time 00:00 (hh:mm) Protection Levels Current Imbalance Current Imbalance Delay 00:03 (mm:ss) Undercurrent Undercurrent Delay 00:05 (mm:ss) 76 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 81 Soft Trip and Log 6-14 Remote Keypad Fault Soft Trp and Log 6-15 Frequency Soft Trip and Log 6-16 Phase Sequence Soft Trip and Log 6-17 Motor Overtemperature Soft Trip and Log Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 77...
  • Page 82 Motor Temperature Flag 8-10 Main Contactor Time 400 ms Analog Output Analog Output A Current (% FLC) Analog A Scale 4–20 mA Analog A Maximum Adjustment 100% Analog A Minimum Adjustment 000% Display 78 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 83 9600 12-3 Modbus Parity None 12-4 Modbus Timeout 12-5 DeviceNet Address 12-6 DeviceNet Baud Rate 125 kB 12-7 PROFIBUS Address 12-8 Gateway Address 12-9 Gateway Address 2 12-10 Gateway Address 3 Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 79...
  • Page 84 Flow Units liters/second 30-7 Flow at 4 mA 30-8 Flow at 20 mA 30-9 Units per Minute at Max Flow 30-10 Pulses per Minute at Max Flow 30-11 Units per Pulse 80 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 85 Depth Start Delay 00:00:500 (mm:ss:ms) 34-4 Depth Response Delay 00:00:500 (mm:ss:ms) Thermal Protection 35-1 Temperature Sensor Type None 35-2 Temperature Trip Level Pump Trip Action 36-1 Pressure Sensor Soft Trip and Log Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 81...

  • Page 86: Parameter Group 1-** Motor Details

    Table 31: 1-2 Motor Full Load Current Range Function Model dependent Matches the soft starter to the FLC of the motor. Set to the FLC rating shown on the motor nameplate. 82 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 87: Parameter Group 2-** Motor Start/Stop

    The VLT® Soft StarterMCD 600 applies the current limit on all soft starts, including adaptive control. If the current limit is too low or the start ramp time (parameter 2-2 Start Ramp Time) is too short, the mo- tor may not start successfully. Constant Current Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 83...
  • Page 88 N O T I C E Kickstart subjects the mechanical equipment to increased torque levels. Ensure that the motor, load, and couplings can handle the additional torque before using this feature. 84 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 89 Table 49: 2-13 - Multi Pump Option Function Adjusts the performance of adaptive control to suit installations with multiple pumps connected to a com- mon outlet manifold. Single Pump Manifold Pump Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 85...

  • Page 90: Parameter Group 3-** Motor Start/Stop-2

    *10 s 0:01–3:00 (minutes:sec- Sets the total start time for an adaptive control start or the ramp time for current ramp starting onds) (from the initial current to the current limit). 86 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 91 Range Function *50% 20–100% Sets the current limit for jog operation. Table 65: 3-11 - Stop Mode-2 Option Function Selects the stop mode. Coast To Stop TVR Soft Stop Adaptive Control Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 87...
  • Page 92 Sets the amount of brake torque the soft starter uses to slow the motor. Table 72: 3-18 - DC Brake Time-2 Range Function *1 s 0:01–0:30 (minutes:seconds) Sets the duration for DC injection during a braking stop. 88 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 93: Parameter Group 4-** Auto-Start/Stop

    Enables auto-stop control. Any auto-start times scheduled in parameter 4-5 Sunday Start Time are ignor- Start/Stop Enable Enables auto-start and auto-stop control. Table 79: 4-5 - Sunday Start Time Range Function *00:00 00:00–23:59 Sets the auto-start time for Sunday (24-hour format). Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 89...
  • Page 94 Sets the auto-start time for Tuesday (24-hour format). Table 86: 4-13 - Wednesday Mode Option Function Enables or disables auto-start/stop for Wednesday. Start/Stop Disable Start Only Enable Stop Only Enable Start/Stop Enable 90 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 95 Range Function *00:00 00:00–23:59 Sets the auto-start time for Friday (24-hour format). Table 94: 4-21 - Friday Stop Time Range Function *00:00 00:00–23:59 Sets the auto-stop time for Friday (24-hour format). Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 91...

  • Page 96: Parameter Group 5-** Protection Levels

    Slows the soft starter's response to undercurrent, avoiding trips due to momentary fluctua- tions. Table 102: 5-5 - Overcurrent Range Function *400% 80–600% Sets the trip point for overcurrent protection as a percentage of motor full load current. 92 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 97 Sets the trip point for overpower protection. Set as required. Table 111: 5-14 - Overpower Delay Range Function * 1 s 0:01–1:00 (minutes:seconds) Slows the soft starter's response to overpower, avoiding trips due to momentary fluctua- tions. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 93...

  • Page 98: Parameter Group 6-** Protection Action

    The reset counter increases by 1 each time the soft starter auto-resets, and resets after a successful start. Setting this parameter to 0 disables auto-reset. Table 117: 6-2 - Auto-Reset Delay Range Function *5 s 0:05–15:00 (minutes:seconds) Sets a delay before the soft starter auto-resets a trip. 94 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 99 Table 120: 6-5 - Overcurrent 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 Only Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 95...
  • Page 100 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 Only Trip+Shunt Relay 96 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 101 Soft Trip and Reset Trip Starter Trip and Reset Warn and Log Log Only Trip+Shunt Relay Table 127: 6-12 - Input B Trip Option Function Selects the soft starter's response to the protection event. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 97...
  • Page 102 Trip Starter Trip and Reset Warn and Log Log Only Trip+Shunt Relay Table 130: 6-15 - Frequency Option Function Selects the soft starter's response to the protection event. Soft Trip and Log 98 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 103 Log Only Trip+Shunt Relay Table 133: 6-18 - Motor Thermistor Circuit Option Function Selects the soft starter's response to the protection event. Soft Trip and Log Soft Trip and Reset Trip Starter Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 99...

  • Page 104: Parameter Group 7-** Inputs

    Overrides the setting of parameter 1-1 Command Source and sets the command source to the re- Keypad mote LCP. Input Trip (N/O) A closed circuit across DI-A, COM+ trips the soft starter. Input Trip (N/C) An open circuit across DI-A, COM+ trips the soft starter. 100 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 105 Option Function Selects the function of Input B. See parameter 7-1 Input A Function for details. Input Trip (N/O) Input Trip (N/C) Emergency Mode Jog Forward Jog Reverse Zero Speed Sensor Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 101...
  • Page 106 Selects a message for the LCP to show when Input A is active. The custom message can be loaded via the USB port. Input A Trip Low Pressure High Pressure Pump Fault 102 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 107 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 Vibration Alarm Field Trip Interlock Trip Motor Temp Motor Prot Feeder Prot Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 103...

  • Page 108: Parameter Group 8-** Relay Outputs

    Sets the delay for changing the state of Relay A. Table 150: 8-4 - Relay B Function Option Function Selects the function of Relay B (normally open). See parameter 8-1 Relay A Function for details. 104 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 109 The flag can signal the situation to external equipment via 1 of the programmable outputs. Set the level at which the motor temperature flag operates as a percentage of the motor's thermal capacity. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 105...

  • Page 110: Parameter Group 9-** Analog Output

    Calibrates the lower limit of the analog output to match the signal measured on an external current measuring device. 10.14 Parameter Group 10-** Display Table 161: 10-1 - Language Option Function Selects in which language the LCP shows messages and feedback. English Chinese Español Deutsch 106 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 111 Table 167: 10-7 - Adjustment Lock Option Function Selects whether the LCP allows parameters to be changed via the Main Menu. Read & Write Allows altering of parameter values in the Main Menu. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 107...
  • Page 112 The thermal capacity available in the soft starter for its next start. Table 169: 10-9 - User Parameter 2 Option Function Selects which information is shown on the main monitoring screen. See parameter 10-8 User Parameter 1 for details. 108 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 113 Table 171: 10-11 - User Parameter 4 Option Function Selects which information is shown on the programmable monitoring screen. See parameter 10-10 User Parameter 3 for details. Motor pf See parameter 10-10 User Parameter 3 for details. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 109...

  • Page 114: Parameter Group 11-** Pump Clean

    Coast To Stop TVR Soft Stop Table 179: 11-6 - Pump Stop Time Range Function * 10 s 0:00–1:00 (minutes:seconds) Sets the stopping time for the starter during a pump clean cycle. 110 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 115: Parameter Group 12-** Communication Card

    Selects the timeout for Modbus RTU communications. 10 seconds 60 seconds 100 seconds Table 185: 12-5 - Devicenet Address Range Function 0–63 Sets the DeviceNet network address for the soft starter. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 111...
  • Page 116 12-12 to 12-15 and the default address is 192.168.0.2. Table 193: 12-13 - IP Address 2 Range Function *168 0–255 Sets the 2 component of the soft starter's IP address for Ethernet communications. 112 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 117 Selects whether the communications card accepts an IP address assigned by DHCP. Disable Enable N O T I C E DHCP addressing is available with Modbus TCP and EtherNet/IP. DHCP addressing is not supported with PROFI- NET. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 113...

  • Page 118: Parameter Group 20-** Advanced

    This parameter can only be adjusted by authorized servicing agents. Table 206: 20-5 - Screen Timeout Option Function Sets the timeout for the menu to close automatically if no LCP activity is detected. 1 minute 2 minutes 114 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 119 If shunt trip operation is enabled, the shunt trip relay activates for certain non-adjustable trips as well as the selected adjustable trips. • Current at Stop • Current Read Err Lx • EEPROM Fail • Firing Fail Px • Instantaneous Overcurrent • Internal Fault Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 115...

  • Page 120: Parameter Groups 30-** To

    Trip and Reset Warn and Log Log Only Trip+Shunt Relay Table 214: 40-5 - Ground Fault CT Ratio Option Function Set to match the ratio of the ground current measuring CT. 116 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 121 VLT® Soft Starter MCD 600 Operating Guide Programmable Parameters Option Function 1000:1 2000:1 Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 117...

  • Page 122: Troubleshooting

    Problems with the motor, the environment, or the installation can cause current imbalance, such as: • An imbalance in the incoming mains voltage. • A problem with the motor windings. • A light load on the motor. 118 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 123 Internal fault (PCB fault). The output from the current transformer circuit is not close enough to 0 when the SCRs are turned off. Troubleshooting • Contact the local Danfoss supplier for advice. • There are no related parameters to this trip message.
  • Page 124 11.2.15 Ground Fault Troubleshooting • Test the insulation of the output cables and the motor. • Identify and resolve the cause of any ground fault. • Check also the following parameters: 120 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 125 Parameter 32-2 High Pressure Start Delay. Parameter 32-3 High Pressure Response Delay. Parameter 36-4 High Pressure. 11.2.19 Input A Trip/Input B Trip Cause The programmable input is set to a trip function and has activated. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 121...
  • Page 126 11.2.21 Internal Fault X (Where X is a number) Cause The soft starter has tripped on an internal 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 Source is set to Remote LCP, but the soft starter cannot detect a remote LCP.
  • Page 127 Parameter 30-3 Pressure at 4 mA. Parameter 30-4 Pressure at 20 mA. Parameter 32-4 Low Pressure Trip Level. Parameter 32-5 Low Pressure Start Delay. Parameter 32-6 Low Pressure Response Delay. Parameter 36-5 Low Pressure. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 123...
  • Page 128 Parameters 1-4 to 1-6 determine the trip current for motor overload protection. The default settings of parameters 1-4 to 1-6 pro- vide motor thermal protection Class 10, trip current 105% of FLA, or equivalent. 124 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 129 11.2.36 Overpower Cause The motor has experienced a sharp rise in power. Causes can include a momentary overload condition, which has exceeded the adjustable delay time. Troubleshooting • Check the following parameters: Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 125...
  • Page 130 If shunt relay mode is enabled (parameter 20-8 Shunt Trip Mode), certain trips may cause the shunt relay to open the circuit breaker. • There are no parameters related to this trip message. 11.2.41 Pressure Sensor Cause The smart card has detected a fault with the pressure sensor. 126 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 131 The soft starter has already attempted the maximum number of starts in the last 60 minutes. Troubleshooting • Wait before attempting another start. • To determine when the waiting period ends, review the log. • See also Parameter 5-17 Starts per Hour. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 127...
  • Page 132 The selected function is not available (for example jog is not supported in inside delta configuration). There are no parameters related to this trip message. 11.2.54 VZC Fail Px (Where X is 1, 2, or 3) Cause Internal fault (PCB fault). 128 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...

  • Page 133: General Faults

    VLT® Soft Starter MCD 600 Operating Guide Troubleshooting Troubleshooting • Contact the local Danfoss supplier for advice. • There are no parameters relatedto this trip message. 11.2.55 Zero Speed Detect Cause The zero-speed detect input has not closed within the expected duration of a soft stop.
  • Page 134 A USB function has been selected in the menu, but the required file cannot be found. • Save/load master parameters uses a file called Master_Parameters.par at the top level of the USB drive. For these functions to work correctly, do not move or rename this file. 130 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 135 A USB function has been selected 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 user-adjustable. Contact the local supplier for advice. Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174 | 131...

  • Page 136: Appendix

    Full load amperage Full load current Full load torque Ingress protection Local control panel Printed circuit board PELV Protective extra low voltage Power factor correction SCCR Short-circuit current rating Timed voltage ramp 132 | Danfoss A/S © 2020.12 AQ262141844215en-000401 / 175R1174...
  • Page 137 PowerThrough..............60, 100, 123, 130 Programmable input................121 Protection settings..................124 Gain setting....................66 Protocols......................21 General faults....................129 Quick set-up....................46 Heat sink....................121, 121 Heat sink overtemperature..............121 Heatsink overtemperature..............121 Real-time clock....................118 Danfoss A/S © 2020.12 AQ262141844215en-000401/175R1174 | 133...
  • Page 138 Timed voltage ramp..................66 Secondary motor settings.................72 See TVR Short circuit....................123 Trip behavior....................61 Simulation.......................48 TVR.....................66, 67, 132 Simulation software..................129 Soft braking....................69 Start command....................60 Undercurrent....................128 Starting profile.................... 130 USB..................... 33, 50, 50, 130 Stop command....................60 134 | Danfoss A/S © 2020.12 AQ262141844215en-000401/175R1174...
  • Page 139 VLT® Soft Starter MCD 600 Operating Guide Index Danfoss A/S © 2020.12 AQ262141844215en-000401/175R1174 | 135...
  • Page 140 Danfoss can accept no responsibility for possible errors in catalogues, brochures and other printed 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 being necessary in specifications already agreed.

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