Fanuc ai Spindle Amplifier 400VAC-input A06B-6151-H030

he part number A06B-6151-H030 is a spindle amplifier module from FANUC, used in CNC machines for controlling the spindle motor.

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🔧 Description

• Type: Spindle Amplifier (Spindle Drive Unit)
• Series: FANUC αi (Alpha i) Spindle Amplifier Series
• Model: AiSP-30HV (SP 30HV)
• Voltage Class: 400V (high-voltage type)

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⚙️ Function

• Drives the main spindle motor in CNC machines
• Converts CNC controller commands into electrical power
• Controls:
  • Spindle speed (RPM)
  • Torque output
  • Acceleration / deceleration

👉 Ensures stable cutting performance and precision machining.

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📊 Key Technical Details

• Model: AiSP-30HV spindle module
• Power Class: ~30–35 kW range
• Input Voltage: approx. 565–679 V AC
• Output Voltage: up to ~480 V
• Output Current: ~70–75 A
• Design: Compact module with built-in cooling and diagnostics

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🧩 Features

• High torque and stable high-speed spindle control
• Integrated diagnostic system (alarm display)
• Compact cabinet-mount design
• Energy-efficient operation
• Rugged construction for continuous industrial use

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🏭 Applications

Used in:

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

Typically paired with:

• FANUC CNC controllers (0i, 30i series)
• FANUC αi spindle motors

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🔁 Position in FANUC Range

• H006 → ~5.5 kW (small)
• H011 → ~11 kW
• H015 → ~15–17.5 kW
• H030 → ~30 kW (medium-high power)
• H075 / H100 → high-power spindle drives

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✔️ Simple Summary

A06B-6151-H030 = FANUC αi spindle amplifier (~30 kW class, high-voltage) used to control the main spindle motor in medium-to-heavy CNC machining applications.