Thông số kỹ thuật servo motor Allen bradley: This low rotor inertia smart servo constructed by Allen Bradley is a 3000 rpm VAC motor. It has a stack length of 4 in. This premium permanent-magnet servo motor features a 2000 lines/revolution encoder feedback and is equipped with circular bayonet connectors which are installed on this servo. Furthermore, this module comes w/o 24 DC brake included. This permanent magnet motor is a 165 mm frame size.