Alternator Brand FIRSTALL Model QYI Rated Capacity 50KVA Rated Power 48KW Insulation Class H Type Brushless AVR YES AVR Model SX460 Voltage Regulation 1% Voltage 110V-690V Rated Frequency 50/60HZ RPM 1500/1800RPM Power Factor 0.8 Protection Class IP23 Stator 2/3 PITCH Rotor SING/DOUBLE BEARING Phase and Connection 3 PHASE 4 WIRE Color CUSTOMIZE Certificate CE CCC ISO9001