Mitsubishi M80 Power Supply MDS-EH-CV-185

MDS-EH-CV-185 is a Mitsubishi Electric MDS-EH series power supply / converter unit designed for CNC servo and spindle drive systems used in industrial machine tools.

Description

• Manufacturer: Mitsubishi Electric
• Series: MDS-EH Series
• Model: MDS-EH-CV-185
• Type: Servo/Spindle Drive Power Supply Converter Unit
• Application: CNC machining centers, lathes, milling machines, automated production equipment
• Voltage Class: 400V class

Main Functions

• Converts 3-phase AC input into DC bus power
• Supplies DC power to Mitsubishi spindle and servo amplifiers
• Supports regenerative braking operation
• Provides stable high-power operation for CNC systems
• Designed for compact cabinet installation with forced-air cooling

Typical Specifications

• Power Capacity: 18.5 kW class
• Input Power: 3-phase AC 380–440V / 400V class
• DC Output Voltage: Approx. DC 270–311V / higher DC bus depending on system version
• Cooling Method: Rear cooling fan / forced air cooling
• Protection Class: IP20 (typical)

Common Connections

• R/L1, S/L2, T/L3 → AC input
• P / N or L+ / L− → DC bus output
• Control power terminals
• Emergency stop terminals
• Servo/spindle communication connectors (CN series)

Features

• • • Compact integrated converter design
    • High-speed spindle and servo compatibility
    • Reduced cabinet heat generation
    • Supports Mitsubishi MELDAS CNC systems
    • High reliability for continuous industrial operation