... gearbox : ZV..S Vertical type with aluminum (brake)-3-phase motor dc motor with gearbox :The output shaft diameter of gearbox ... alloy.4#,5# are 32,40 respecively. Gearbox is made of cast iron.Gear piece: ... high temp, avoiding oil infiltration.Terminal box: Two type. One is Al alloy, which equipes good ... grade is IP20. dc motor with gearbox (ZV..S Vertical type with aluminum (brake)-3-phase motor)