Mitsubishi M80 Tool Spindle Motor HG224-D48

🔧 Mitsubishi HG224-D48 / HG224S-D48 – Description

The correct model is HG224S-D48, a high-power Mitsubishi Electric HG Series AC servo motor used in CNC machine tool feed axes (heavy-duty axis drives).

It is part of the HG200 class, designed for high torque, medium speed, and heavy machining loads.

⚙️ Key Description

• Series: Mitsubishi HG (MELSERVO / CNC servo system)
• Type: AC brushless rotary servo motor
• Encoder: 20-bit absolute encoder (D48 type, ~1,048,576 pulses/rev)
• Application: CNC feed axes (X/Y/Z), heavy-duty machining centers, industrial automation
• Voltage class: 200 VAC servo system

📊 Electrical & Performance Specs

From Mitsubishi HG-series official data:

• Rated output: 2.2 kW
• Rated torque: 7.0 N·m
• Rated speed: 3000 rpm
• Maximum speed: ~4000 rpm class (HG200 family range)
• Stall torque: ~12.0 N·m
• Stall current: ~15 A class

🧩 Mechanical Features

• Frame size: ~130 mm class flange motor
• Inertia: Medium–high inertia (stable under cutting load)
• Protection: IP67 (shaft excluded)
• Construction: Fully enclosed industrial servo motor
• Mounting: Standard CNC servo flange (ball screw/linear axis use)

⚙️ Functional Characteristics

• Designed for CNC axis motion control (NOT spindle rotation)
• Optimized for:
  • Heavy feed cutting loads
  • Stable torque during machining
  • High rigidity axis control
• Works with Mitsubishi MR-J4 / MDS servo amplifiers

🏭 Typical Applications

The HG224S-D48 is commonly used in:

• CNC machining centers (heavy-duty X/Y/Z axes)
• Large ball-screw driven feed systems
• Industrial automation machines
• High-load positioning systems
• Metal cutting and milling machines requiring strong thrust

⚠️ Important Note

• ❌ Not a spindle motor (SJ series is spindle drive)
• ❌ Not a linear motor (LM series is direct-drive axis system)
• ✅ It is a high-torque rotary servo axis motor

⚡ Summary

The HG224-D48 is:

• A 2.2 kW high-power CNC servo motor
• Part of the HG200 heavy axis class
• High torque (~12 N·m peak class)
• Designed for rigid, heavy-load CNC feed axes