fLS/FLSES/FLSC
High-efficiency cast-iron motor
Key Features:
– FLS = cast-iron, three-phase induction motor / TEFV style (older generation).
– FLSES = cast-iron + IMfinity high-efficiency IE2/IE3/IE4.
– FLSC = more rugged “C” variant (reinforced) for heavy duty.
– Good mechanical robustness; long life; works with VSD or direct.
Specification:
– FLSES: Power up to 900 kW per Alpha Electrics.
– Frame sizes: 80 mm – 450 mm.
– Poles: 2, 4, 6.
– Efficiency: IE2, IE3, IE4 classes.





