1 Introduction1.1 Purpose of the ManualThis manual provides detailed information for the instal-lation and start-up of the frequency converter.Chapter 3 Installation provides requirements for mechanicaland electrical installation, including:• Input• Motor• Control wiring• Serial communication wiring• Control terminal functionsChapter 4 Start-up and Functional Testing provides detailedprocedures for:• Start-up• Basic operational programming• Functional testingThe remaining chapters provide supplementary details.These details include:• User interface• Detailed programming• Application examples• Start-up• Troubleshooting• Specifications.VLT® is a registered trademark.1.2 Additional ResourcesOther resources are available to understand advancedfrequency converter functions and programming.• The VLT® Refrigeration Drive FC 103 ProgrammingGuide provides greater detail on working withparameters and many application examples.• The VLT® Refrigeration Drive FC 103 Design Guideprovides detailed capabilities and functionality todesign motor control systems.• Supplemental publications and manuals areavailable from Danfoss.See www.danfoss.com/BusinessAreas/DrivesSo-lutions/Documentations/VLT+Technical+Documentation.htm for listings.• Optional equipment is available that may changesome of the procedures described. Refer to theinstructions supplied with those options forspecific requirements. Contact the local Danfosssupplier or visit the Danfoss website:www.danfoss.com/BusinessAreas/DrivesSolutions/Documentations/VLT+Technical+Documen-tation.htm, for downloads or additionalinformation.1.3 Approvals and CertificationsMore approvals and certifications are available. Contact thelocal Danfoss partner.The frequency converter complies with UL508C thermalmemory retention requirements. For more information,refer to the section Motor Thermal Protection in the DesignGuide.For compliance with the European Agreement concerningInternational Carriage of Dangerous Goods by InlandWaterways (ADN), refer to ADN-compliant Installation in theDesign Guide.1.4 Disposal InstructionDo not dispose of equipment containingelectrical components together withdomestic waste.Collect it separately in accordance withlocal and currently valid legislation.Introduction Operating Instructions4 Danfoss A/S © Rev. 05/2014 All rights reserved. MG16J20211