1.3 Up to which power sizes are grey cast iron three-phase motors available?

Cast iron electric motors are available in frame sizes 160, 180, 200, 225, 250, 280, 315, 355, and 400 with power outputs of 4 kW, 5.5 kW, 7.5 kW, 11 kW, 15 kW, 18.5 kW, 22 kW, 30 kW, 37 kW, 55 kW, 75 kW, 90 kW, 110 kW, 160 kW, 200 kW, 250 kW, and up to 500 kW. These motors are available in various speeds and with 2, 4, 6, and 8 poles. Energy-saving versions are also available in IE1, IE2, IE3, IE4, and IE5.