1. General Information

• Part Number: A06B-6091-H175

• Brand: FANUC

• Type: Alpha Power Supply Module, PSM‑75HV

• Series: A06B‑6091 (Alpha HV Series)

• Application: High‑voltage power supply for CNC machines, servo & spindle amplifiers

• Weight: Approx. 38.0 kg (83.8 lbs)

• Origin: Japan (OEM)

2. Electrical Ratings

Input (AC)

• Voltage: 400–460 VAC, 3‑phase

• Frequency: 50 / 60 Hz

• Rated Current: 55 A

Output (DC Link)

• Voltage: 566–651 VDC

• Rated Power: 81 kW (75 kVA)

• DC Link: For SVM / SPM high‑voltage amplifiers

3. Mechanical & Environment

• Dimensions (W×H×D): 584 × 483 × 533 mm

• Cooling: Forced air cooling (built‑in fan)

• Protection: Overvoltage, overcurrent, overtemperature, short‑circuit

• Operating Temp: 0 °C to +55 °C

• Storage Temp: −25 °C to +55 °C

• IP Rating: IP20

4. Function

• Converts 400–460 VAC 3‑phase input to a regulated high‑voltage DC bus (566–651 VDC).

• Supplies power to Alpha HV servo amplifiers (A06B‑6097‑Hxxx) and spindle amplifiers (A06B‑6092 / 6104 series).

• Manages regenerative energy and DC bus stability for heavy‑duty CNC and automation systems.

5. Compatibility

• Servo Amplifiers: A06B‑6097‑Hxxx (Alpha HV SVM)

• Spindle Amplifiers: A06B‑6092‑Hxxx, A06B‑6104‑Hxxx (Alpha SPM)

• CNC Systems: 30i/31i/32i‑B, 0i‑MF/TF (400V configurations)