TFW series three phase brushless alternator Features: 1) Rated output: 8kw to 500kw 2) Rated voltage: 400/230V 3) Rated frequency: 50 / 60Hz 4) Rated speed: 1,500 / 1,800rpm 5) Three-phase four-wire 6) Protection: IP21 7) Insulation: Class H 8) Standard: International Electrician Committee Command Standard IEC34, International Standardization Organization Command Standard ISO8528 NEMA standard 9) Engine can be connected with steel or flexible materials 10) Steel frame cast-iron cover 11) Excellent silicon steel chip 12) Imports all bearing Outer packing: Wooden case