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Phillip LongSep 6, 2025
Why is there 'No motor' on Danfoss VLT CDS 803 DC Drives?
- JJason DavisSep 6, 2025
If there is 'No motor' showing on Danfoss DC Drives, the motor is not connected properly to the drive.
Why is there 'No motor' on Danfoss VLT CDS 803 DC Drives?
If there is 'No motor' showing on Danfoss DC Drives, the motor is not connected properly to the drive.
What does 'Ctrl. word TO' mean on Danfoss VLT CDS 803 DC Drives?
The 'Ctrl. word TO' message on Danfoss DC Drives means there is no communication to the drive. See parameter group 8-0* General Settings.
Details guide purpose, supplementary documentation, and software support.
Lists manual/software versions and product approvals/certifications.
Explains safety symbols and requirements for qualified personnel.
Details essential safety measures for hazardous voltage and unintended starts.
Highlights hazards like discharge time, leakage, equipment contact, and internal failures.
Introduces the CDS 803 family, listing common I/Os and communication features.
Details specialized functions for compressor systems like Secure Start-up and speed detection.
Details custom application functions like AMA, PID control, and Smart Logic Control.
Details built-in protection functions for mains input, output, temperature, and internal faults.
Explains the Ecodesign Directive for energy-related products in Europe.
Presents detailed electrical specs for 3x200-240V and 3x380-480V AC systems.
Details mains supply parameters and compressor output voltage.
Lists specifications for all control inputs, outputs, relays, and communication.
Specifies ambient conditions, environmental requirements, and conforming standards.
Details cable lengths, acoustic noise sources, and mechanical dimensions.
Presents dU/dt data including cable length, voltage, and rise time.
Provides guidelines for safe handling, storage, and capacitor reforming.
Details side-by-side clearance, operating environment, gases, dust, and humidity.
Explains derating due to ambient temperature, switching frequency, and high altitudes.
Presents derating curves for various power ratings based on temperature and frequency.
Describes the optional IP21/NEMA Type 1 enclosure kit for enhanced protection.
Covers general installation, cable specs, and fuse/breaker recommendations.
Details wiring schematics, terminal layouts, and connection procedures.
Guides IT grid installations and details relay terminal configurations.
Guides on configuring RS485 serial communication for drives.
Discusses EMC, interference sources, requirements, and compliant installation.
Provides instructions for EMC-compliant installation and cable selection.
Explains RFI filter usage and discusses harmonics emission.
Details galvanic isolation, PELV requirements, and ground leakage current.
Provides guidelines for using RCDs for leakage current protection.
Guides to the online configurator and explains the type code structure for ordering.
Lists available accessories and spare parts with their respective order numbers.
Provides a comprehensive glossary of abbreviations used in the manual.
Explains conventions used for lists, bold, and italic text in the document.
General