1. General Information

• Model: A06B-6111-H011 (#H550 / #H570)

• Type: αiSP-11 (SPM-11i) spindle amplifier

• Manufacturer: FANUC

• Series: Alpha i spindle module

• Application: High‑power spindle drive for CNC machines, machining centers, lathes

2. Electrical Specifications

• DC Input Voltage: 283–339 VDC

• Rated Input Power: 13.2 kW

• Rated Output Voltage: 240 VAC

• Rated Output Current: 48 A (continuous)

• Control Interface: Type A (FANUC spindle I/F)

• Feedback: Incremental / serial encoder compatible

• Cooling: Forced air (internal fan + heatsink)

3. Environmental & Mechanical

• Operating Temperature: 0°C to +55°C

• Storage Temperature: -20°C to +70°C

• Humidity: 5%–95% RH, non‑condensing

• Protection Grade: IP20

• Mounting: Vertical cabinet mount

• Weight: Approx. 5.0 kg

• Standards: EN50178, UL508C

4. Key Features

• 13.2 kW high‑power spindle drive for heavy machining

• High‑speed & high‑torque spindle control

• Built‑in regenerative circuit for energy recovery

• LED status indicators for power, alarm, operation

• Full protection: overcurrent, overvoltage, undervoltage, overheat, fan failure

• Compact αi series footprint

5. Compatibility

• CNC Systems: FANUC 0i‑B/D, 30i‑B, 16i/18i/21i series

• Spindle Motors: αi series spindle motors (e.g., αiSP‑11)

• Power Supply: αiPS series power supply modules

6. Common Alarms

• SP9001: Spindle motor overheat

• SP9002: Excessive speed error

• SP9003: Spindle overcurrent

• SP9004: Spindle overvoltage

• SP9005: FSSB/spindle communication error

7. Maintenance & Safety

• Maintenance: Clean air filters monthly; inspect cooling fan quarterly; check terminals/cables quarterly.

• Safety: Only qualified technicians to service; high residual voltage remains after power‑off; ensure proper grounding.