Fanuc ai Spindle Amplifier 400VAC-input A06B-6151-H015

The part number A06B-6151-H015 is a spindle amplifier module manufactured by FANUC, used in CNC machine systems for spindle motor control.

---

🔧 Description

• Type: Spindle Amplifier (AC Spindle Drive)
• Series: FANUC αi (Alpha i) Spindle Amplifier Series
• Model: AiSP-15HV (SP 15HV)
• Voltage Class: 400V AC

---

⚙️ Function

• Drives the main spindle motor of a CNC machine
• Converts CNC control signals into high-power electrical output
• Controls:
  • Spindle speed (RPM)
  • Torque
  • Acceleration / deceleration

👉 This module is responsible for cutting performance, stability, and machining accuracy.

---

📊 Key Technical Specifications

• Model Type: αi SP 15HV spindle amplifier
• Power Rating: approx. 17.5 kW class
• Input Voltage: ~565–679 V AC
• Output Voltage: up to ~480 V
• Output Current: ~32 A

---

🧩 Features

• High-efficiency spindle control for medium-power applications
• Stable high-speed operation with precise torque regulation
• Built-in protection (overcurrent, overheating, alarms)
• Compact modular design for CNC cabinets
• Compatible with FANUC CNC controllers and αi spindle motors

---

🏭 Applications

Used in:

• CNC machining centers
• CNC lathes
• Milling, drilling, and tapping machines

---

🔁 Position in FANUC Range

• H006 → ~5.5 kW (small spindle drive)
• H011 → ~11 kW (medium)
• H015 → ~15–17.5 kW (medium-high)
• H075 / H100 → high-power spindle drives

---

✔️ Simple Summary

A06B-6151-H015 = FANUC αi spindle amplifier (~15–17.5 kW, 400V class) used to control the main spindle motor in CNC machines with higher load requirements than smaller modules.