Mitsubishi M80 Servo Motor SJ-4-V22-16T
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Mitsubishi M80 Servo Motor SJ-4-V22-16T

Mitsubishi M80 Servo Motor SJ-4-V22-16T

JJAutomationSKU: SJ-4-V22-16T
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Description


The Mitsubishi SJ-4-V22-16T is an AC spindle motor (11 kW class) from Mitsubishi Electric’s SJ-4-V series, used in CNC machine tool spindle systems such as milling and turning centers.

Key Specifications (SJ-4-V22-16T)

Specification Value
Series SJ-4-V Series
Motor Type AC Spindle Motor
Rated Output 11 kW (continuous)
Short-Time Output 15 kW (30-minute rating)
Acceleration Output 15 kW standard, ~18 kW peak
Base Speed 750 rpm
Maximum Speed 6000 rpm
Continuous Torque 140 N·m
Continuous Current 53 A
Frame Size B160
Flange Size 250 SQ
Shaft Diameter 55 mm
Inertia 0.08 kg·m²
Protection Class IP44
Cooling Self-cooled
Drive Compatibility Mitsubishi MDS-D / MDS-DH spindle amplifiers

📌 Source: Mitsubishi Electric SJ-4-V series specification tables (MDS-D / MDS-EH system manuals)

Features

  • Designed for CNC spindle applications (not servo axis motor)
  • High torque output (140 N·m) for heavy cutting
  • Stable low-speed machining (750 rpm base speed)
  • High-speed capability up to 6000 rpm
  • Built-in encoder feedback for precise spindle control
  • Heavy-duty B160 frame for industrial machine tools

Typical Applications

  • CNC milling machines (main spindle)
  • CNC turning centers (lathe spindle)
  • Heavy machining centers
  • Metal cutting and forming systems
  • Industrial CNC production machines

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