FANUC A06B-6117-H207 αi SV 40/40 Dual-Axis Servo Amplifier – Comprehensive Technical Overview
1. Introduction
The FANUC A06B-6117-H207 αi SV 40/40 is a high-performance dual-axis servo amplifier designed for demanding CNC (Computer Numerical Control) applications requiring high torque, precision motion control, and dynamic responsiveness. As part of FANUC’s advanced αi (alpha-i) series, this amplifier is engineered to deliver 40A continuous and 40A peak current per axis, making it ideal for heavy-duty machining, high-speed milling, and industrial automation systems.
This technical document provides an in-depth analysis of the A06B-6117-H207 amplifier, covering its electrical specifications, control features, communication protocols, thermal management, and application suitability.
2. Key Features & Technical Specifications
2.1 Electrical & Performance Specifications
| Parameter | Specification |
|---|
| Model Number | A06B-6117-H207 |
| Series | FANUC αi SV (Dual-Axis) |
| Rated Current (Continuous) | 40A per axis |
| Peak Current | 40A per axis (short-term overload capacity) |
| Input Voltage | 200-240V AC (3-Phase), 50/60Hz |
| Control Method | PWM (Pulse Width Modulation) with FANUC High-Gain Servo Control (HGSC) |
| Communication Interface | FANUC Serial Servo Bus (FSSB) for real-time CNC communication |
| Feedback System | Supports absolute/incremental encoders, HiPERS (High-Performance Encoder Resolution System) |
| Protection Functions | Overcurrent, Overvoltage, Undervoltage, Overtemperature, Short-Circuit Protection |
| Cooling Method | Forced air cooling with intelligent thermal management |
| Compatible Motors | FANUC αiS, αiF, αiP series servo motors (with matching power ratings) |
| Dimensions (W×H×D) | Standard 19-inch rack-mountable design (exact dimensions per FANUC datasheet) |
| Weight | Approximately 5.5 kg (varies based on configuration) |
2.2 Advanced Control Capabilities
High-Gain Servo Control (HGSC) – Enhances positioning accuracy and reduces settling time for high-speed machining.
Adaptive Vibration Suppression (AVS) – Minimizes mechanical vibrations during rapid acceleration/deceleration.
Advanced Current Control – Ensures smooth torque delivery even under fluctuating loads.
Real-Time Auto-Tuning – Automatically adjusts servo parameters for optimal performance.
2.3 Communication & Integration
FANUC Serial Servo Bus (FSSB) – Enables high-speed digital communication between the CNC controller and servo amplifiers, reducing wiring complexity.
Digital Signal Processing (DSP) – Improves signal integrity and noise immunity.
Compatibility with FANUC CNC Systems – Works seamlessly with FANUC Series 30i/31i/32i/35i and 0i-F controls.
3. Performance Advantages
3.1 High Power Density & Efficiency
The A06B-6117-H207 delivers 40A continuous current per axis, making it suitable for high-torque applications such as large machining centers and heavy-duty milling.
Energy-efficient design with regenerative braking support, reducing power consumption in dynamic operations.
3.2 Enhanced Thermal Management
3.3 Reliability & Durability
Industrial-grade components ensure long-term operation in harsh manufacturing environments.
Redundant protection circuits safeguard against electrical faults, minimizing downtime.
3.4 Ease of Maintenance
4. Applications
The FANUC A06B-6117-H207 αi SV 40/40 is widely used in:
4.1 Heavy-Duty CNC Machining
4.2 Industrial Automation & Robotics
4.3 Specialized Manufacturing Equipment
5. Comparison with Similar Models
| Feature | A06B-6117-H207 (αi SV 40/40) | A06B-6117-H206 (αi SV 20/40) |
|---|
| Current Rating (Cont.) | 40A per axis | 20A per axis |
| Peak Current | 40A per axis | 40A per axis (peak only) |
| Power Handling | Higher torque applications | Medium-duty machining |
| Cooling Requirements | Enhanced thermal management | Standard cooling |
| Typical Applications | Heavy milling, gantry systems | General CNC, small machining |
6. Conclusion
The FANUC A06B-6117-H207 αi SV 40/40 is a high-power, dual-axis servo amplifier designed for demanding CNC and industrial automation applications. With its 40A continuous/peak current output, advanced servo control algorithms, and robust thermal management, it ensures high precision, reliability, and energy efficiency in heavy-duty machining environments.
Key takeaways:
✔ 40A per axis for high-torque applications
✔ FANUC FSSB communication for real-time control
✔ Adaptive vibration suppression for smoother operation
✔ Industrial durability with comprehensive protection features
For optimal performance, ensure compatibility with FANUC αi-series servo motors and follow FANUC’s installation guidelines. This amplifier is a top-tier choice for manufacturers requiring uncompromising motion control performance.
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FANUC A06B-6117-H207 αi SV 40/40 Dual-Axis Servo Amplifier The Ultimate Choice for High-Performance CNC Operations Images
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