This document introduces the safety precautions, equipment connection, operations, basic parameters, extended parameters, applied operations, monitoring operation status, measures to satisfy CE/UL directives, peripheral devices, parameter and data tables, specifications, inspection and maintenance, warranty, and disposal of the VF-S9 model, a new generation compact inverter by TOSHIBA INDUSTRIAL PRODUCTS MANUFACTURING CORPORATION. This product is suitable for applications of 1-phase 200V class 0.2-2.2kW, 3-phase 200V class 0.2-15kW, and 3-phase 400V class 0.75-15kW.