22 Introduction to the manualElectrical installation gives instructions on wiring the drive.Installation checklist contains a list for checking the mechanical and electricalinstallation of the drive.Start-up describes the start-up procedure of the drive.Fault tracing describes the fault tracing of the drive.Maintenance contains preventive maintenance instructions.Technical data contains the technical specifications of the drive, eg, the ratings, sizesand technical requirements, provisions for fulfilling the requirements for CE and othermarkings.Dimension drawings contains dimension drawings of the drives and auxiliarycomponents.Safe Torque off function describes the Safe torque off function of the drive and givesinstructions on its implementing.Resistor braking describes selection, protection and wiring of brake choppers andresistors. The chapter also contains technical data.Common mode, du/dt and sine filters describes selection external filters for the drive.Related manualsSee List of related manuals on the inside of the front cover.Categorization by frame size and option codeThe instructions, technical data and dimension drawings which concern only certaindrive frame sizes are marked with the symbol of the frame size (R1, R2, etc.). Theframe size is marked on the type designation label.The instructions and technical data which concern only certain optional selections aremarked with option codes (such as +E200). The options included in the drive can beidentified from the option codes visible on the type designation label. The optionselections are listed in section Type designation key on page 35.