1. General Information

• Model: A06B-6110-H037

• Type: PSM-37i (αi Power Supply)

• Manufacturer: FANUC

• Application: High-power DC power supply for αi servo/spindle amplifiers in CNC systems

2. Electrical Specifications

• Input: 3‑phase AC 200–240V, 153A @200V, 50/60Hz

• Output: DC 283–339V

• Rated power: 43kW

• Control power: Built‑in 24VDC for servo logic

• Regeneration: Built‑in regenerative circuit

3. Environmental & Mechanical Data

• Operating temperature: 0°C ~ 55°C, non‑condensing

• Storage temperature: -20°C ~ 70°C

• Humidity: 5%–95% RH, non‑condensing

• Protection grade: IP20

• Installation: Vertical cabinet mount

• Dimensions (H×W×D): 380 × 150 × 272 mm

• Weight: Approx 10 kg

4. Main Features

• High‑efficiency power conversion for high‑load αi drives

• Regenerative energy feedback to reduce power consumption

• Comprehensive protection: overcurrent, overvoltage, undervoltage, overheat, short circuit

• LED indicators for power, alarm, regeneration

• Forced‑air cooling with fan fault detection

• Compact, modular design for easy integration

5. Compatibility

• CNC systems: FANUC 0i‑B/D/F, 16i/18i/21i‑B, 30i/31i/32i‑B

• Servo amplifiers: αiSV series

• Spindle amplifiers: αiSP series

• Motors: αi‑B servo and spindle motors

6. Common Alarm Codes

• AL‑1: Overcurrent

• AL‑2: Cooling fan stopped

• AL‑3: Heat sink overheat

• AL‑4: DC bus undervoltage

• AL‑5: Main capacitor recharge failure

• AL‑6: Input power abnormality

• AL‑7: DC bus overvoltage

7. Maintenance

• Clean air filter monthly

• Check cooling fan operation regularly

• Inspect power terminals and cables quarterly

• Test insulation and regeneration function annually

8. Safety Precautions

• Only qualified technicians may perform installation and maintenance

• High residual voltage remains after power‑off; wait ≥10 minutes before touching terminals

• Keep ventilation paths unobstructed

• Use genuine FANUC replacement parts

• Ensure reliable equipment grounding