Product pictures Product Overview: Emerson SKC3400220 Parameter Specification Manufacturer Emerson Order Number SKC3400220 Product Name General-purpose AC frequency inverter / variable frequency drive Series / Family Commander SK series (neighbouring frames SKA, SKC, SKD and higher) Application & Fault Scenarios Fits 2.2kW three-phase motors on pumps, fans, conveyors, mixers and compressors from 380-480V supplies. Typical faults: no power-up, overcurrent trip on start, DC-bus