Mechanical installation31Mechanical installationWhat this chapter containsThis chapter describes the mechanical installation of the drive cabinet generally.Follow the specific instructions given by the panel builder. For the mechanicalassembly and dimensional drawings of the drive module, refer to ACS800-04/04M/U4 Cabinet Installation [3AFE68360323 (English)].Before installationDelivery checkThe drive delivery contains:ï drive cabinet including factory installed options such as optional modules(inserted onto the RMIO board in the RDCU unit)ï residual voltage warning stickersï hardware manualï appropriate firmware manuals and guidesï appropriate optional module manualsï delivery documents.Requirements for the installation siteCheck the installation site according to the requirements below. See Technical datafor the allowed operation conditions of the drive.Cooling air flowProvide the drive with the amount of clean cooling air given in Technical data / IECdata or NEMA data.