Mitsubishi Electric HF-SP152 HF-SP Series AC Servo Motor

Description

Operating as a medium-inertia motion control component within high-performance positioning networks, the Mitsubishi Electric HF-SP152 AC servo motor delivers precise torque and velocity control. Engineered to interface directly with the MR-J3-200A, MR-J3-200B, and MR-J3-200T servo amplifier units, this industrial-grade motor utilizes an integrated high-resolution absolute encoder to ensure micro-positioning reliability in volatile environments. This motor's design features optimized thermal heat dissipation and high-density windings to maintain stable continuous output without risk of rapid degradation under high-duty cycle applications.

Features

• High-Resolution Absolute Encoder: Fitted with an 18-bit absolute encoder enabling 262,144 pulses per revolution for supreme positioning resolution.
• Robust Medium Inertia Rotor: Provides high stability for mechanical loads with fluctuating inertia ratios, ensuring smoother operation.
• IP67 Protection Class: Exceptional resistance to moisture, dust, and non-corrosive liquids, making it ideal for harsh manufacturing zones.
• High-Density Windings: Reduced physical footprint with maximum torque output and high thermal efficiency.
• Seamless Integration: Designed specifically for MR-J3-200 series servo drives for native parameter adaptation and rapid commissioning.

Applications

• CNC machining axes and precision milling systems.
• High-speed automated packaging and cartoning machinery.
• Multi-axis pick-and-place material handling robots.
• Automotive welding, stamping, and assembly line positioning.

Technical Specifications

Connections and Interfaces

Empirical Engineering Insights

Alternative Models & Compatibility

This motor is a physical and electrical match for systems built around standard MR-J3 drives. When replacing older HC-SP series legacy motors, ensure that your drive parameters are updated to read the 18-bit absolute format of the HF series encoder. No structural bracket changes are required due to the unified standard shaft and keyway configurations.

Application Pitfalls & Engineering Notes

During heavy decel profiles or high-duty cycling operations, monitor the regeneration thermal load on the compatible MR-J3-200 amplifier. If the internal regenerative resistor capacity is exceeded, an external regenerative option (such as the MR-RB30) must be wired into the amplifier to prevent overvoltage trips (fault code AL.30).

Commissioning & Wiring Tips

Avoid running the high-current motor power cables parallel to the low-voltage encoder signal cables. Electro-magnetic interference (EMI) can corrupt absolute encoder data, prompting AL.16 or AL.20 encoder error faults. Always use double-shielded, twisted-pair cabling for the encoder feedback loop and ground the shields directly at the amplifier side.

Installation Guidelines

1. 1
   Mechanical Mounting: Bolt the motor secure to a rigid mechanical mounting base plate. Check the shaft alignment to prevent radial and axial forces on the bearings from exceeding specified mechanical thresholds.
2. 2
   Ground Connection: Secure the protective earth (PE) terminal of the motor housing back to the primary system cabinet ground busbar using a low-impedance copper strap.
3. 3
   Power & Feedback Cabling: Connect the dedicated power cable to the U, V, and W pins, maintaining phase consistency. Snap-lock the heavy-duty encoder connector to guarantee the IP67 seal integrity is preserved.