... DescriptionProduct Description A. Application: Supply variable frequency three -phase emergency power supply for fire facility only having single power supply or motor of primary ... .7, 5.5, 7.5, 11, 15, 18.5, 22, 30, 37, 45, 55, 75, 93, 110, 132, 160, 187, ... . Main technical parameters (EPS series variable frequency three-phase(power type)emergency power supply) Model EPS -2.2~500KW Input Voltage 380 ± ...