FANUC A06B-6140-C055 Servo Amplifier / Power Supply Module (αi Series)
The A06B-6140-C055 from FANUC is a high-capacity αi series power supply module (AiPS-55 class) designed for large CNC machines and heavy-duty industrial automation systems. It delivers stable, high-power DC output to servo and spindle amplifiers, ensuring precision motion control, reliability, and continuous operation in demanding environments.
Detailed Product Description
The FANUC A06B-6140-C055 is part of the advanced A06B-6140 αi drive system, a newer-generation platform known for improved efficiency, thermal stability, and diagnostics. This module converts three-phase AC input (200–240V) into a regulated DC bus voltage used to power multiple servo and spindle drives within CNC systems.
As a centralized power supply unit, it ensures synchronized energy distribution across all machine axes, which is essential for maintaining machining accuracy, reducing vibration, and supporting high-speed production.
Built for heavy-duty applications, this module is widely used in large machining centers, multi-axis CNC systems, and automated production lines where consistent high-capacity power is critical.
Key Features & Benefits
Ultra High Power Capacity (AiPS-55 Class)
Delivers up to 65 kW output power, making it suitable for large CNC systems and high-load industrial applications
Stable DC Bus Voltage
Provides regulated 283–339V DC output, ensuring smooth and reliable servo and spindle performance
High Current Capability
Supports high output current (approx. 200A+ range), enabling stable operation under heavy machining loads
Optimized for FANUC αi Systems
Fully compatible with FANUC αi servo and spindle amplifiers for seamless integration and synchronized multi-axis control
Efficient Power Distribution
Supplies centralized DC power to multiple drive units, improving system efficiency and reducing electrical losses
Robust Industrial Construction
Engineered for continuous-duty operation in harsh environments including heat, vibration, and load fluctuations
Advanced Protection & Diagnostics
Includes built-in protection against overvoltage, overcurrent, and overheating for safe and reliable operation
Technical Specifications (Typical)
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Model: A06B-6140-C055
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Series: FANUC αi Series (A06B-6140)
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Type: Power Supply Module (AiPS-55)
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Input Voltage: 200–240V AC (3-phase)
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Output Voltage: 283–339V DC
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Power Rating: ~65 kW
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Output Current: ~200–234A (class range)
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Frequency: 50/60 Hz
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Cooling: Forced air cooling
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Application Class: Heavy-duty CNC systems
Applications
- Large CNC machining centers
- Heavy-duty turning and milling machines
- Multi-axis automated production lines
- Robotics-integrated manufacturing systems
- High-speed precision machining environments
Advantages
- Ensures high-capacity, stable power delivery
- Improves machining accuracy and repeatability
- Supports large multi-axis CNC operations
- Reduces downtime with reliable industrial performance
- Enhances overall system efficiency and lifespan
