Mitsubishi MDS-DH2-CV-185 AC/DC Converter Unit for MDS-DH2 Series

The Mitsubishi MDS-DH2-CV-185 (MDS-DH2-CV-185) is an AC/DC converter power supply unit designed for use with MDS-DH2 series drive systems in CNC and motion control machinery. This high-performance converter accepts a three-phase AC input or DC input within a 380 V to 480 V AC nominal range (400 V class, including 400 V, 415 V, and 440 V AC) and delivers a stabilized DC bus output voltage ranging from 513 V to 648 V DC. Engineered with a rated output capacity of 15 kW and a rated current of 38 A, the unit efficiently rectifies and distributes electrical power to connected servo drives and spindle drives within multi-axis automation setups. Built for dependable industrial operation, the converter features an IP20 degree of protection against solid foreign objects and is rated for operating ambient temperatures between 0 °C and +55 °C. The unit plays a critical role in machine tool automation, converting incoming AC line voltage into clean DC link power to ensure stable motor control, dynamic acceleration, and reliable drive operation.