INVTR FREQ 3PH 0.55KW; Supply Voltage Min:323VAC; Supply Voltage Max:528VAC; No. of Phases:Three; Power Rating:550W; Output Voltage Max:10V; Product Range:-; SVHC:No SVHC (17-Dec-2015); Approval Bodies:CE C-Tick cUL UL; Current Limit Max:1.9A; External Depth:99mm; External Length / Height:157mm; For Use With:AC Motor; Frequency Range:45Hz to 66Hz; IP / NEMA Rating:IP20 IP21; Output Frequency Max:320Hz; Supply Voltage Range:323V AC to 528V AC