FANUC βiS4/4000 AC Servo Motor P/N A06B-0063-B203

 Model:A06B-0063-B203

Brand:FANUC

Series:βiS4/4000

Rated power:0.75kW

Rated speed:4000rpm

Stall torque:3.5Nm

Rated current:3.2A

Stall current:4.7A

Voltage:3-phase,amplifier supply 200~240VAC

Frequency:267Hz

Pole:8 poles

Encoder:B128iA incremental encoder

Shaft:straight shaft with keyway

Brake:No holding brake

Insulation class:F

Protection class:IP67

Weight:4.3kg

Dimensions:140mm ×140mm ×172mm

Certification:CE

System compatibility:βiS series AC servo motor for FANUC 0iD / 0iMF CNC system,matched with βiSV servo amplifier,used for CNC machine medium load feed axes.

Function:Permanent magnet AC servo motor for CNC feed axis. Realizes closed-loop position and speed control via built-in B128iA incremental encoder. Delivers stable torque output for medium load feed motion. Keyed straight shaft for coupling connection.

Installation:Flange mount,connect power cable and encoder cable to servo amplifier.

Interface:

‑3-phase power connector

‑B128iA incremental encoder signal connector

‑Motor housing mounting flange

‑Keyed straight output shaft

Circuit feature:Built-in permanent magnet rotor,encoder signal sampling circuit,thermal temperature detection circuit.

Feature:FANUC βiS compact servo motor,no brake design. Incremental encoder requires homing operation after power cycle. Common faults:encoder damage,coil burnout,shaft bearing wear,magnet demagnetization. Verify CNC controller and servo amplifier model before replacement.

Diagnostic:Motor or encoder failure triggers axis servo alarm,overload or position deviation alarm in CNC system.

Built‑in function

A06B-0063-B203 βiS4/4000 servo motor provides medium-torque high-speed precision closed-loop motion control for CNC machine feed axis. Widely used for CNC machine spare‑part replacement.

Product Brief

A06B-0063-B203 belongs to FANUC A06B servo motor spare parts family,0.75kW βiS4/4000 motor with keyed straight shaft and B128iA incremental encoder. Verify CNC system,servo amplifier and cable compatibility before ordering. Check winding insulation,encoder and bearing function during commissioning. Widely applied for CNC equipment maintenance and renovation. ESD anti‑static protection shall be followed during installation.