1.1.1 Copyright, Limitation of Liability andRevision RightsThis publication contains information proprietary to Danfoss.By accepting and using this manual the user agrees that theinformation contained herein will be used solely for operatingequipment from Danfoss or equipment from other vendorsprovided that such equipment is intended for communicationwith Danfoss equipment over a serial communication link. Thispublication is protected under the Copyright laws of Denmarkand most other countries.Danfoss does not warrant that a software program producedaccording to the guidelines provided in this manual willfunction properly in every physical, hardware or softwareenvironment.Although Danfoss has tested and reviewed the documenta-tion within this manual, Danfoss makes no warranty orrepresentation, neither expressed nor implied, with respect tothis documentation, including its quality, performance, orfitness for a particular purpose.In no event shall Danfoss be liable for direct, indirect, special,incidental, or consequential damages arising out of the use, orthe inability to use information contained in this manual, evenif advised of the possibility of such damages. In particular,Danfoss is not responsible for any costs, including but notlimited to those incurred as a result of lost profits or revenue,loss or damage of equipment, loss of computer programs, lossof data, the costs to substitute these, or any claims by thirdparties.Danfoss reserves the right to revise this publication at anytime and to make changes to its contents without prior noticeor any obligation to notify former or present users of suchrevisions or changes.1.1.2 Available Literature for VLT HVAC Drive- Operating Instructions MG.11.Ax.yy provide thenecessary information for getting the frequencyconverter up and running.- Operating Instructions VLT HVAC Drive High Power,MG.11.Fx.yy- Design Guide MG.11.Bx.yy entails all technicalinformation about the frequency converter andcustomer design and applications.- Programming Guide MG.11.Cx.yy provides informa-tion on how to programme and includes completeparameter descriptions.- Mounting Instruction, Analog I/O Option MCB109,MI.38.Bx.yy- Application Note, Temperature Derating Guide,MN.11.Ax.yy- PC-based Configuration Tool MCT 10, MG.10.Ax.yyenables the user to configure the frequency convert-er from a Windows™ based PC environment.- Danfoss VLT ® Energy Box software atwww.danfoss.com/BusinessAreas/DrivesSolutions thenchoose PC Software Download- VLT HVAC Drive Drive Applications, MG.11.Tx.yy- Operating Instructions VLT HVAC Drive Profibus,MG.33.Cx.yy- Operating Instructions VLT HVAC Drive Device Net,MG.33.Dx.yy- Operating Instructions VLT HVAC Drive BACnet,MG.11.Dx.yy- Operating Instructions VLT HVAC Drive LonWorks,MG.11.Ex.yy- Operating Instructions VLT HVAC Drive Metasys,MG.11.Gx.yy- Operating Instructions VLT HVAC Drive FLN,MG.11.Zx.yy- Output Filter Design Guide, MG.90.Nx.yy- Brake Resistor Design Guide, MG.90.Ox.yyx = Revision numberyy = Language codeDanfoss technical literature is available in print from your localDanfoss Sales Office or online at:www.danfoss.com/BusinessAreas/DrivesSolutions/Documenta-tions/Technical+Documentation.htmIntroduction VLT® HVAC Drive Operating Instructions4 MG.11.AD.02 - VLT® is a registered Danfoss trademark11