... emergency power supply FOR fire-fighting /elevator/motor Low frequency with transformer Can replace ... UPS EPS emergency power supply FOR fire-fighting / elevator / motorApplication Scope:This series of power supplier are ... phase and mixed equipment thatconsume electricity,such as elevator,fan,water pump,lighting device and air ... 93,100,110,120,132,150,160,187,200,220,250,280,315,400,500KW.specifications ...