The Unialte UNA477 Series Alternator is engineered for reliability, high efficiency, and versatility across a wide range of industrial and commercial applications. Backed by over 40 national patents and a fully original, non-copy appearance, this alternator is built to deliver consistent performance and maximum customer value.
Supporting 600kVA generator systems and single-phase AC applications, the UNA477 features excellent energy conversion efficiency, a robust ventilation system, and a maintenance-friendly design, all of which contribute to lower operational costs.
Its compact structure and shockproof build enable use in diverse environments. With a high protection rating (IP21–IP54) and marine-grade varnish, the UNA477 is well-protected against moisture, dust, and corrosion—significantly extending its service life.
Model: | B/C/D/E/F/G/H |
50Hz Continuous (kVA): | 563~800 |
60Hz Continuous (kVA): | 675~960 |
Winding Pitch: | 2/3 |
Insulation Class: | H |
Excitation System: | self-excitation |
AVR: | ETC-2 (Above500kW) |
Options: | CT, PT |
Space heater | |
Excitation System: | self-excitation/PMG |