* Driving unit item for conveyor 1. Cage motor (rated power>40kw) • ( ) kw × ( ) pole × ( ) rpm • (frame no.) × (weight) × ( ) set 2. Gear reducer • Power Pmax = 1.5 × Pnet / 0.85 = ( ) kw (Pnet = net power) • Torque Tmax = 974 × Pmax / N = ( ) kg.m (N = rpm) • Gear ratio i = 1 / {V / (π × D × N)} = 1 / ( ) (V = speed, D = pulley dia.) • Gear reducer type & shaft dia. - (type) × (weight) × ( ) s..