Usable with slipring motors up to 750 kW (1,000 h.p.)
Three-phase supply up to 690 V.
Starting performed by resistance variation (Decrease in resistance of an electrolyte when heated).
Starting without surge and peak of current.
2 main categories: Models RC and RW: enclosure integral to the frame containing a shorting contactor, timing relay and optional line contactor. Modèles RZ : separate wall mounting enclosure.
Available powers: Up to 30 kW (40 h.p.): models RC 2/3 and RZ 2/3. Up to 75 kW (100 h.p.): models RC 5/3, RW 5/3 and RZ 5/3. Up to 150 kW (200 h.p.): models RC 5/6, RW 5/6 and RZ 5/6. Up to 225 kW (300 h.p.): models RC 5/9, RW 5/9 and RZ 5/9. Up to 300 kW (400 h.p.): model RZ 5/12. Up to 375 kW (500 h.p.) : model RZ 5/15. Up to 750 kW (1,000 h.p.): models RZ 5/18 and above.