Description
🔧 Model Overview
A06B-6117-C203 is a FANUC Alpha i (αi) spindle amplifier module in the 6117-C series, designed for medium-to-high power CNC spindle control.
It is part of the spindle amplifier family, handling rotation for main spindle or C-axis motors in CNC machines.
⚙️ Full Technical Description
👉 A06B-6117-C203 = Alpha i Spindle Amplifier (SPM-18 type)
- Series: Alpha i (αi) Spindle System
- Type: AC Spindle Amplifier / Drive
- Model Class: SPM-18 (medium-high power spindle amplifier)
- Function: Drives main spindle or C-axis motors
⚙️ What It Does
This module:
- Controls spindle rotation, speed, torque, and orientation
- Drives CNC spindle motors
- Supports rigid tapping and synchronous spindle + axis motion
- Interfaces with FANUC CNC via FSSB (fiber optic servo bus)
👉 Simple meaning:
It converts CNC spindle commands into precise rotational movement with controlled torque and speed.
🔩 Key Specifications (Typical)
- Model Type: SPM-18
- Power Class: Medium-high spindle capacity
- Input Voltage: ~283–339 V AC (3-phase)
- Output Voltage: ~200–240 V
- Cooling: Fan-cooled
- Feedback: Spindle encoder supported for precise orientation
🏭 Applications
- CNC lathes (main spindle & C-axis)
- CNC machining centers
- Medium-to-heavy cutting operations
🔍 Key Features
- ✔ Medium-high power spindle amplifier
- ✔ Supports rigid tapping & spindle orientation
- ✔ Precise speed and torque control
- ✔ Compatible with FANUC αi spindle motors
📊 Position in A06B-6117 Spindle Series
| Model | Type |
|---|---|
| C201 | SPM-15 (medium power) |
| C203 | SPM-18 (medium-high power) |
| C205+ | Higher spindle capacities |