Mitsubishi Electric HF-SN52BJ-S100 HF-SN Series AC Servo Motor

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Manufacturer: Mitsubishi Electric
Product No.: HF-SN52BJ-S100
Country of origin:United States
Product Type: AC Servo Motors
Payment: T/T, Western Union
Weight: 10500g
Shipping port: Xiamen
Warranty: 12 months

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Optimized for high-inertia load applications, the Mitsubishi Electric HF-SN52BJ-S100 provides precise positioning and robust torque control as part of the high-performance HF-SN Series AC Servo Motor family. This medium-inertia motor is engineered to deliver stable operation even under fluctuating load conditions, making it a reliable choice for industrial automation systems.

Key Features

Integrated Electromagnetic Brake: Provides secure shaft holding during power-off states to prevent vertical axis drop or load drift.
Factory-Fitted Oil Seal: Offers enhanced protection against oil and lubricant ingress at the shaft interface.
IP67 Environmental Rating: High-level dust and water resistance (excluding the shaft pass-through) suitable for harsh industrial environments.
Medium-Inertia Rotor: Delivers stable tuning and smooth motion control when coupled with high-inertia mechanical loads.

Industrial Applications

Material handling systems and automated conveyors requiring holding brakes.
Packaging machinery and automated assembly lines.
X-Y positioning tables and multi-axis gantry systems.
Textile processing and printing machinery.

Technical Specifications

Manufacturer	Mitsubishi Electric
Model Number	HF-SN52BJ-S100
Series	HF-SN Series
Rated Output	0.5 kW
Rated Speed	2000 r/min
Electromagnetic Brake	Yes (Holding Brake)
Oil Seal	Yes
IP Rating	IP67 (excluding shaft pass-through)
Shipping Weight	10.5 kg

Empirical Engineering Insights

Alternative Models & Compatibility

The HF-SN52BJ-S100 serves as a direct upgrade path for older HC-SF series motors of equivalent power ratings. When migrating to this model, ensure that the servo amplifier parameters (specifically the motor ID in MR-J4 or MR-JE series drives) are correctly updated to match the HF-SN profile to prevent commutation errors or encoder feedback faults.

Application Pitfalls & Engineering Notes

The integrated electromagnetic brake is strictly designed as a holding brake and must never be used for dynamic deceleration or emergency stopping. Repeated dynamic braking cycles will cause premature wear of the friction plates, leading to holding failure. Additionally, ensure the oil seal is lubricated with a thin film of oil during installation to prevent dry-running wear.

Commissioning & Wiring Tips

Always use double-shielded twisted-pair cables for the encoder connection to mitigate high-frequency electromagnetic interference (EMI) from the PWM inverter output. Ground the motor frame directly to the control panel's common ground busbar using a thick, flat braided ground strap rather than a standard round wire to maximize high-frequency noise dissipation.

Installation Guidelines

CRITICAL WARNING: Ensure all incoming AC power sources to the servo amplifier are completely de-energized and locked out before attempting installation or maintenance. Wait at least 15 minutes for the internal bus capacitors to fully discharge. Verify zero voltage across the DC bus terminals with a calibrated multimeter before handling motor power connections.

Mount the motor securely to a rigid, vibration-dampened metallic frame, ensuring precise axial alignment with the driven load to prevent bearing overload.

Connect the power, brake, and encoder cables, ensuring all connectors are fully seated and locked to maintain the IP67 environmental seal.

Perform a manual shaft rotation check before applying power to verify there is no mechanical binding or interference within the coupling.

Key Features:

#AC Servo Motors #HF-SN Series

Can the electromagnetic brake on this motor be used for deceleration?

No. The integrated electromagnetic brake is a holding brake designed solely to maintain shaft position when the motor is de-energized. Using it for dynamic braking or deceleration will cause rapid wear and failure of the brake mechanism.

What is the purpose of the oil seal on this model?

The factory-installed oil seal prevents gear oil, lubricants, and cutting fluids from entering the motor housing through the shaft interface. It is highly recommended for applications where the motor is coupled directly to a gearbox.

Which servo amplifiers are compatible with this motor?

This motor is compatible with Mitsubishi Electric MR-J4 and MR-JE series servo amplifiers. Ensure the amplifier firmware is updated to support the HF-SN motor profile.

Global Express Shipping

Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).

For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin

Mitsubishi Electric HF-SN52BJ-S100 HF-SN Series AC Servo Motor