Mitsubishi MDS-EH-SP-160 Spindle Drive Unit for MDS-EH Series

The Mitsubishi MDS-EH-SP-160 (MDS-EH-SP-160) is a high-performance spindle drive unit engineered for integration within Mitsubishi MDS-EH series drive systems. Operating as a critical component in CNC machine tools and advanced machining centers, this unit delivers precise speed and torque regulation for high-speed industrial spindle motors. This drive unit operates with a 400 V class power input, supporting a three-phase AC supply voltage range of 380 V to 480 V AC (including nominal ratings of 400 V AC, 415 V AC, and 440 V AC) or a direct current supply voltage range of 513 V to 648 V DC. It features a rated current capacity of 75 A, providing robust power delivery for demanding cutting, milling, and turning operations. Designed for reliable performance in harsh industrial environments, the unit carries an IP20 degree of protection and is rated for operation across ambient temperatures from 0 to +55 degrees Celsius. It serves as an essential replacement or system upgrade for maintaining the operational accuracy, productivity, and spindle control reliability of automated manufacturing equipment.