Fanuc ai Spindle Amplifier 200VAC-input A06B-6142-H055

A06B-6142-H055 is a Fanuc Corporation Alpha i series servo amplifier module, intended for maximum-capacity CNC axis applications in heavy-duty machines.

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🔧 A06B-6142-H055 – Description

• Type: Servo amplifier (Alpha i series)
• Function: Drives and controls CNC servo motors
• Role: Ultra high-capacity axis drive module

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⚙️ What it does

This module:

• Converts DC bus voltage into controlled 3-phase output for servo motors
• Controls position, speed, and torque with very high precision
• Supports very large motors and extremely heavy loads
• Communicates with CNC via high-speed digital interface (fiber/serial)
• Includes advanced protections (overcurrent, overheating, fault diagnostics)

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🧩 Model breakdown

• A06B → Fanuc servo/drive product family
• 6142 → Alpha i servo amplifier platform
• H055 → Top-end configuration (highest capacity in this range)

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🔁 Position in 6142 H-series

Typical progression:

• H002 → small axis
• H006 → medium
• H011 → medium-high
• H015 → high
• H022 → very high
• H026 → heavy-duty
• H030 → higher-end
• H037 → near top-end
• H045 → extreme
• H055 → maximum / ultra heavy-duty

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🆕 Alpha i series advantages

Compared to older 6112 (Alpha) series:

• Higher efficiency and better thermal performance
• Advanced diagnostics and alarm reporting
• Faster CNC communication
• Improved reliability in continuous heavy-load operations