RS/RT Worm gearboxes MRS/MRT-motorized units. FRS/FRT-free sfaft extension on input flange and hollow shaft for standard IEC metric motor fitting. RS/RT-free shaft extension on input side and hollow shaft on output side Single, double mounting, helical stage Center distance from 28 to 150 mm Power transmission capacity from 0.08 to 25 kW Reduction ratio from 7:1 to 10000:1 Torque from 3.5 to 1680 Nm Separate single or double output spindle RD Helical Gear Boxes MRD - motorized units with all helical and gear train FRD - non motorized units with input flange and hollow shaft for standard IEC metric motor fitting. RD - free shaft extension on both the input and output sides. Seven sizes : 28 ratios in 2 and 3 stages. Power tansmission capacity from 0.06 to 22 kw Reduction ratio from 2.5 : 1 to 560 : 1 Pressure die case aluminium Alsi 12 Cu 2 Fe until size 4 and cast iron G25 from size 5 Torque from 30 to 2500 Nm RC Helical gearboxes MRC-motorized units with all helical and gear train. FRC-non motorized units with input flange and hollow shaft for standard IEC metric motor fitting. RC-free shaft extension on both the input and output sides. Seven sizes: single, double, triple and quadruple reduction Power transmission capacity from 0.08 to 22 kW reduction ratio from 1.49: 1 to 3620: 1 Torque from 20 to 2500 Nm VR Variable speed drives MVR-motorized units with stepless adjustable ratio 5:1, with dry running variator mechanism, fully sealed. FVR-non motorized units with input flange and hollow shaft for standard IEC metric motor fitting. Four sizes available without or with fixed reduction incorporating helical or worm units. Adjustable speed ratio 1:5 Power transmission capacity from 0.09 to 1.5 kW Torque from 0.5 to 2500 Nm   T SERIES Three-phase induction motors. M SERIES Single-phase induction motors. AT SERIES Three-phase induction brake motors. -Aluminium Die Cast Body, light weight -Made in Italy