1. General Information

• Part Number: A06B-6111 (suffix: -H006/-H011/-H015/-H026/-H030/-H045 etc.)

• Type: αiSP Spindle Amplifier Module (SPM‑i)

• Application: CNC spindle motor control (milling, turning, machining centers)

• Compatible Series: FANUC 0i‑B/0i‑D/30i/31i/32i CNC systems

• Construction: Modular, fan‑cooled, vertical mounting

2. Electrical Ratings (Common Models)

Input (DC Bus)

• Voltage: 283–339 VDC (3‑phase 200–240 VAC rectified)

• Frequency: 50 / 60 Hz

Output (AC Spindle)

• Output Voltage: 200–240 VAC

• Frequency Range: 0.1 Hz – 800 Hz (max speed up to 18,000 RPM)

3. Mechanical & Environmental

• Protection Class: IP20 (internal electronics)

• Operating Temperature: 0°C to +55°C

• Storage Temperature: −20°C to +70°C

• Humidity: 5–95% RH (non‑condensing)

• Dimensions (W×H×D, H030 example): 310 × 200 × 440 mm

• Weight (H030): 10.7 kg

4. Control & Interfaces

• Control Method: Full‑digital closed‑loop (speed, torque, position)

• Communication: FSSB (FANUC Serial Servo Bus)

• Standard Interfaces:

  • JD36A/B: Spindle encoder / sensor

  • CP1: DC bus power

  • CN1: 24V control power & I/O signals

5. Key Features

• High‑speed spindle control up to 18,000 RPM

• Built‑in STO (Safe Torque Off) (IEC 61800‑5‑2)

• Vibration suppression & resonance avoidance

• Overcurrent, overvoltage, undervoltage, overtemperature, short‑circuit protection

• Diagnostic alarms for quick troubleshooting

6. Compatibility

• Spindle Motors: FANUC αi series spindle motors (e.g., A06B‑14xx)

• Power Supply Unit: A06B‑6110 series PSM (αi power supply)