1. General Information

• Model: A06B-6114-H209

• Type: SVM2-80/80i (Alpha i Dual‑Axis Servo Module)

• Manufacturer: FANUC

• Function: Dual‑axis servo amplifier for αi servo motors; connects to αiPS power supply via DC bus; FSSB fiber link to CNC.

• Application: CNC machine tools, machining centers, automation requiring two high‑performance servo axes.

2. Electrical Specifications

• DC Bus Input: 283–339 VDC (from αiPS)

• Rated Input Power: 11 kW

• Max Output Voltage: 240 VAC

• Rated Output Current (each axis): 19 A (L‑axis / M‑axis)

• Output Frequency: 0.1–800 Hz

• Control Method: Position / speed / torque control

• Feedback: αiA pulse coder (16,000,000 pulses/rev)

• Communication: FSSB (fiber optic)

• Cooling: Forced air (internal fan)

• Insulation Class: H (180°C)

3. Environmental & Mechanical

• Operating Temp: 0°C to +40°C

• Storage Temp: −20°C to +70°C

• Humidity: 5–95% RH, non‑condensing

• Altitude: ≤1000 m (derate above)

• Protection: IP20

• Mounting: Vertical panel mount

• Clearance: ≥50 mm top/bottom

• Dimensions (W×H×D): approx 130 × 300 × 85 mm

• Weight: approx 4.5–5 kg

4. Key Features

• Dual‑axis: Two independent 19 A axes in one unit.

• High precision: 16‑million pulse/rev feedback for ultra‑high resolution.

• High torque: Increased low‑speed torque, fast acceleration.

• Regenerative: Works with αiPS to return energy to grid.

• Compact: Latest IPM technology reduces size.

• Built‑in protection: Overcurrent, overvoltage, undervoltage, overtemperature, fan fault, short circuit.

• LEDs: Power, Alarm, Ready.

5. Compatibility

• CNC: FANUC 30i‑B, 31i‑B, 32i‑B, 0i‑B / 0i‑C / 0i‑D

• Power Supply: αiPS series (A06B‑6110‑Hxxx)

• Motors: αiS series servo motors (e.g., αiS22)

• Series: Matches αiSV / αiSP drive family

6. Installation & Wiring

1. Safety: Disconnect power; wait ≥15 min for DC bus discharge.

2. Mounting: Vertical; maintain cooling clearances.

3. DC Bus: Connect DC+/DC− from αiPS.

4. Motor Wiring: Connect L‑axis and M‑axis servo motors.

5. FSSB: Fiber cable to CNC.

6. Grounding: Secure PE to cabinet ground.

7. Check: Verify fan and LED status after power‑on.

7. Common Alarms

• AL1: Overcurrent (L/M axis)

• AL2: Cooling fan fault

• AL3: Heat sink overtemperature

• AL4: DC bus undervoltage

• AL5: DC bus overvoltage

• AL6: FSSB communication error

• AL7: Motor/encoder fault

8. Maintenance

• Monthly: Clean vents, check fan operation.

• Quarterly: Retorque terminals, inspect cables.

• Annually: Check capacitors, fans, insulation resistance.

9. Safety Notes

• High voltage remains after power‑off; wait ≥15 min before servicing.

• Install only in grounded, locked cabinets.

• Use genuine FANUC cables and connectors.

• Keep ventilation clear to avoid overheating.