A06B-0267-B605#S000
May 13, 2026

A06B-0267-B605#S000

FANUC AC Servo Motor A06B-0267-B605#S000 General Description The A06B-0267-B605#S000 is a high-performance, medium-power AC servo motor from FANUC’s Alpha iS/AM30/3000i series. Designed for 200V-class industrial systems, it features a tapered shaft (TPR), 90V DC electromagnetic holding brake, and a built-in a64ia high-resolution incremental encoder. This model delivers 4.3 kW continuous power, 30 Nm rated torque, and a maximum speed of 3000 rpm, making it ideal for heavy-duty feed axes and vertical load applications requiring precise positioning and safety holding.

Description

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Main Technical Specifications

  • Model: A06B-0267-B605#S000 (AM30/3000i)

  • Rated Continuous Output Power: 4.3 kW

  • Rated Continuous Torque: 30 Nm (stall torque)

  • Rated Speed: 2000 rpm; Maximum Speed: 3000 rpm

  • Rated Voltage: Three-phase 179 V AC (200–240 V system)

  • Rated Current: 14 A; Peak Current: 42 A

  • Frequency: 133 Hz

  • Encoder: Built-in a64ia incremental encoder

  • Shaft: Tapered shaft (TPR) with keyway

  • Brake: 90 V DC electromagnetic power-off holding brake

  • Protection Class: IP65 (dust-tight, splash-proof)

  • Insulation Class: F (155 °C)

  • Cooling: Natural convection (self-cooled)

  • Approximate Weight: 17–19 kg (gross weight 30.6 kg)

  • Dimensions: 48 × 21.5 × 29 cm

  • Power Supply: 200–230 V ~, 3-phase, 50/60 Hz

Product Features

  • High Torque Density: 30 Nm continuous torque in a compact frame, optimized for heavy feed axes and vertical loads.

  • 90V Holding Brake: Integrated 90V DC brake provides reliable static holding for suspended/vertical loads, enhancing safety.

  • Tapered Shaft Design: Tapered shaft (TPR) with keyway ensures secure load connection and precise torque transmission.

  • Precision Incremental Encoder: Built-in a64ia encoder delivers high-resolution feedback for accurate positioning and smooth motion.

  • Rugged IP65 Construction: Withstands coolant, oil mist, and dust in harsh workshop environments.

  • Low Rotor Inertia: Enables fast acceleration/deceleration for high-speed contouring and dynamic motion control.

  • Wide System Compatibility: Matches FANUC 0i-D, 30i-B series CNC and αi-B series 200V servo amplifiers.

  • High Durability: Sealed bearings and F-class insulation ensure long-term stable operation in industrial conditions.

Application Scope

  • CNC Machine Tools: Heavy-duty milling machines, vertical lathes, and high-load feed axes.

  • Vertical Axis Applications: CNC vertical machines, gantry systems, and suspended load mechanisms (brake critical for safety).

  • Industrial Automation: Gantry robots, linear motion platforms, and packaging machinery requiring high torque.

  • Special Machines: Material handling equipment, process machinery, and automation cells with 200V power systems.

Installation Instructions

  • Mount the motor on a rigid, flat base to avoid resonance and misalignment.

  • Keep the mounting surface clean, flat, and free of debris or deformation.

  • Align the tapered shaft with the load; use a flexible coupling to compensate for minor misalignment.

  • Tighten flange bolts evenly to the specified torque to prevent housing distortion.

  • Reserve sufficient clearance around the motor for natural heat dissipation and maintenance access; do not block cooling fins.

  • After installation, verify the brake’s release and holding functions operate correctly.

Wiring Requirements

  • Perform all wiring with the power disconnected; 200V poses an electric shock risk.

  • Use FANUC-approved power, encoder, brake, and ground cables.

  • Connect the three-phase power lines (U, V, W) and protective earth (PE) securely.

  • Route encoder signal cables and brake control cables separately from main power cables to avoid electromagnetic interference (EMI).

  • Ensure all wiring terminals are tightly fastened with good insulation performance (≥100 MΩ at 500 VDC).

  • Follow FANUC’s official standard wiring specifications for servo motor and brake circuit connections.

Working Environment

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

  • Storage Temperature: −20 °C to +60 °C (non-condensing)

  • Humidity: 5%–95% RH (non-condensing)

  • Altitude: ≤1000 m (derate output above 1000 m)

  • Atmosphere: Free of corrosive gases, explosive dust, or excessive oil mist

  • Vibration: ≤5G (avoid long-term strong mechanical vibration and impact)

Operation Guidelines

  • Operate the motor strictly within rated voltage, torque, and speed limits; do not overload continuously.

  • Perform a no-load trial run after installation to check for abnormal noise, vibration, or excessive temperature rise.

  • Monitor the motor housing temperature during operation; ensure surface temperature ≤100 °C.

  • Avoid excessive start-stop cycles to prevent overheating and mechanical wear.

  • Set servo amplifier parameters correctly based on the motor model and actual load conditions.

  • For the brake-equipped motor, use the brake only for static holding, not for dynamic emergency stops.

Maintenance Instructions

  • Regularly cut off the power and clean dust, oil stains, and coolant from the motor housing.

  • Periodically check the mounting bolts, coupling tightness, encoder connectors, and brake wiring for security.

  • Listen for abnormal bearing noise and inspect for excessive vibration during operation.

  • Regularly use the CNC system’s diagnostic function to check encoder signal quality and positioning stability.

  • Do not disassemble the motor or encoder privately; this will damage precision components and void the warranty.

  • Periodically test the brake’s holding performance; replace wearing parts if holding torque decreases.

Safety Precautions

  • Only qualified personnel trained in 200V systems may install, wire, or maintain the motor.

  • Disconnect all power before maintenance or wiring work; wait for capacitors to fully discharge.

  • Never touch the rotating shaft or live electrical components during motor operation.

  • Ensure reliable grounding to prevent electric shock and reduce EMI.

  • Do not modify the motor’s internal structure or circuit configuration arbitrarily.

  • Keep the motor and cables away from flammable materials and high-temperature heat sources.


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