A06B-0115-B075#0008
May 13, 2026

A06B-0115-B075#0008

FANUC AC Servo Motor Model: A06B-0115-B075#0008 Specification & Instruction Manual (English Version, Text Only) 1. General Information Model Number: A06B-0115-B075#0008 Manufacturer: FANUC Corporation Product Type: AC Permanent Magnet Synchronous Servo Motor Series: βM0.5/4000 (βM Series, Low Inertia) Shaft Type: Straight shaft without keyway Holding Brake: Without electromagnetic holding brake Built-in Encoder: βi64B incremental encoder, 64,000 ppr Protection Class: IP65 (dust-tight, splash-proof) Cooling Method: Natural air cooling, fanless Mounting Type: Flange mounting Net Weight: Approx. 1.4 kg Special Specification (#0008): Standard industrial configuration, compatible with FANUC LR Mate 200iB robotic arms and small CNC machine tools.

Description

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2. Electrical Specifications

  • Rated Input Voltage: 200–240 VAC, 3-phase, 50/60 Hz

  • Rated Output Power: 0.5 kW

  • Rated Torque: 1.2 N·m

  • Rated Speed: 4000 RPM

  • Max Continuous Speed: 4000 RPM

  • Rated Current: 2.6 A

  • Peak Torque: 3.6 N·m (short duration)

  • Insulation Class: F (155°C)

  • Winding Type: Three-phase brushless permanent magnet winding

3. Mechanical Specifications

  • Rotor Characteristic: Low inertia design, fast acceleration/deceleration, excellent dynamic response

  • Bearing Structure: Sealed bearing with lifetime pre-lubrication

  • Noise Level: ≤ 70 dB(A) at rated speed

  • Shaft Structure: Straight shaft without keyway, integrated high-performance shaft seal

  • Rotation Direction: Standard counterclockwise (viewed from shaft end)

  • Mechanical Structure: Compact, fully enclosed, high-strength industrial design

4. Environmental Operating Conditions

  • Operating Ambient Temperature: 0°C to +40°C

  • Storage Temperature: -20°C to +60°C

  • Relative Humidity: 40%–80% RH, non-condensing

  • Installation Altitude: ≤ 1000 m above sea level

  • Vibration Resistance: 0.5g (10–100 Hz frequency range)

  • Application Environment: IP65-rated for coolant splash, oil mist, and dust; not suitable for long-term immersion or strong corrosive gas environments

5. Key Features

  1. Low Inertia Rotor: Enables rapid start-stop and high dynamic positioning for high-speed cyclic motion.

  2. High-Resolution Encoder: βi64B encoder (64,000 ppr) delivers ultra-precise speed/position control.

  3. IP65 Protection: Effectively isolates dust, metal chips, oil mist, and coolant splash.

  4. Compact & Lightweight: 1.4 kg body saves installation space and simplifies integration.

  5. Straight Shaft (No Keyway): Ideal for interference-fit couplings and hollow-shaft transmissions.

  6. Brushless & Maintenance-Free: No carbon brush wear; sealed bearings require no lubrication.

  7. Fanless Cooling: Fewer failure points, low noise, and reduced contamination risk.

  8. #0008 Configuration: Optimized for small CNC machines and FANUC LR Mate 200iB robots.

6. Application Scope

  • Small/medium CNC milling, drilling, tapping, and engraving machine feed axes

  • FANUC LR Mate 200iB robotic arms (joint axes)

  • Industrial automation high-speed handling manipulators and sorting mechanisms

  • Precision rotary platforms, indexing axes, and light-load transmission equipment

  • Automation machinery with coolant splash and dusty environments

  • High-speed, high-precision, fast-response light-load motion control applications

7. Installation Guidelines

  1. Mount on a rigid, flat base to avoid resonance and mechanical deformation.

  2. Align motor and load shafts precisely to reduce vibration and premature bearing wear.

  3. Use dedicated shielded power/encoder cables; separate power and signal wiring to suppress EMI.

  4. Reserve sufficient natural heat dissipation space; do not cover the motor housing.

  5. Avoid strong impact/dropping during handling to protect the encoder and bearings.

  6. Do not damage shaft seals or housing edges during installation (preserves IP65).

8. Maintenance Instructions

  1. Regularly inspect for abnormal noise, vibration, or overheating.

  2. Keep the motor surface clean of metal dust, coolant, and oil contamination.

  3. Sealed bearings use lifetime lubrication—no regular oiling required under normal conditions.

  4. Periodically check encoder cable aging, damage, and connector tightness.

  5. Prohibit long-term overload or frequent rapid reversing beyond rated parameters.

  6. Regularly verify housing and shaft seal integrity to maintain IP65 protection.

9. Safety Precautions

  1. Cut off all 200–240V power before installation/wiring/maintenance; wait ≥15 minutes for capacitor discharge to prevent electric shock.

  2. Do not touch rotating shafts or moving parts during operation.

  3. This model has no holding brake—do not use for vertical/suspended loads without additional mechanical locking.

  4. Do not disassemble the motor/encoder; unauthorized disassembly damages precision parts and voids the warranty.

  5. Do not use in conductive dust, heavy condensation, or strong corrosive environments without extra protection.

10. Troubleshooting

  • Motor fails to start: Check 3-phase power, wiring, servo alarms, and enable signals.

  • Abnormal noise/vibration: Check mounting rigidity, coupling alignment, bearing wear, or mechanical jamming.

  • Overheating: Inspect for long-term overload, high ambient temperature, or blocked heat dissipation.

  • Positioning deviation: Check encoder cable damage, loose connectors, servo parameter mismatch, or mechanical backlash.

  • Unstable speed: Verify voltage fluctuations, load changes, or encoder signal interference.

  • Dust/coolant ingress: Check for seal damage; replace damaged parts and improve environmental protection.


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