About this manual7About this manualWhat this chapter containsThe chapter describes the manual in short.Target audienceThe manual is intended for people who plan the installation, install, commission, useand service the du/dt filter. Read the manual before working on the filter. The readeris expected to know the fundamentals of electricity, wiring, electrical componentsand electrical schematic symbols.The manual is written for readers worldwide. Both SI and imperial units are shown.SafetyOnly qualified specialists are allowed to install, commission and maintain the du/dtfilter.WARNING! Follow the safety instructions when installing, operating and servicingthe drive. If ignored, physical injury or death may follow, or damage may occur to thedrive, motor or driven equipment. Read the safety instructions before you work onthe unit.ACS800-01, ACS800-U1Follow the safety instructions given in ACS800-01/U1 Hardware Manual[3AFE64382101 (English)].ACS800-02, ACS800-U2Follow the safety instructions given in ACS800-02/U2 Hardware Manual[3AFE64567373 (English)].ACS800-04, ACS800-04M, ACS800-U4Follow the safety instructions given in ACS800-04 Hardware Manual 0.55 to 200 kW[3AFE68372984 (English)] or ACS800-04/04M/U4 Hardware Manual 45 to 560 kW[3AFE64671006 (English)].