Description
FANUC A06B‑6220‑H015#H600 (αiSP‑15‑B) Spindle Amplifier Module
Product Overview
The A06B‑6220‑H015#H600 is a high‑performance αiSP‑15‑B spindle amplifier module belonging to FANUC Alpha i‑B amplifier family. It is a dedicated power drive unit for spindle motor control, designed to cooperate with FANUC modern CNC controllers to deliver high‑speed, high‑torque, stable spindle operation for machine‑tool equipment. The suffix #H600 defines hardware variant, firmware configuration and internal interface specification for the‑B generation platform.

A06B-6220-H015#H600
Key Specifications
| Item | Parameter |
|---|---|
| Part Number | A06B‑6220‑H015#H600 |
| Internal Model | αiSP‑15‑B (SPM‑15i‑B) |
| DC Bus Input | 283‑339 VDC, max 62A |
| Output | 3‑Phase 200V AC, rated max 74A continuous output for spindle motor |
| Cooling | Forced air cooling with field‑replaceable front‑mount cooling fanファナック… |
| Weight | Approx. 9 kg |
| Origin | Japan |
| Communication Interface | High‑speed optical fiber link (FSSB) connecting to CNC controller |
| Compatible CNC System | 0i‑MF+, 31i‑B, 32i‑B, 35i‑B series CNC controllers |
| Applicable Motor | FANUC αi‑B series spindle motors |
Main Applications
- Vertical & horizontal CNC machining centers
- High‑precision CNC lathes, turning‑milling compound machines
- Milling machines with heavy‑cutting spindle requirements
- Retrofit & maintenance of existing FANUC‑B platform machine tools
- Automated production lines requiring stable spindle performance
Related Series Models (αi‑B Spindle Amplifier A06B‑6220‑Hxxx series)
A06B‑6220‑H002#H600 αiSP‑2‑B
A06B‑6220‑H004#H600 αiSP‑4‑B
‑6220‑H006# αiSP‑6‑B
‑6220‑H011# αiSP‑11‑B
‑6220‑H015# αiSP‑15‑B
‑6220‑H022# αiSP‑22‑B
‑6220‑H030# αiSP‑30‑B
Core Features
- High‑precision Spindle Control: Built‑in advanced HRV spindle control algorithm, achieves fast torque response, smooth rotation at low‑speed heavy cutting and high‑speed milling performance
- FSSB Optical‑fiber Bus: Optical‑fiber digital communication between amplifier and CNC, strong anti‑interference capacity, reduces wiring complexity and improves signal stability.
- Predictive Maintenance Function: Supports insulation degradation detection for spindle motor windings, fan life monitoring, early warning of potential faults to reduce unexpected downtime
- User‑friendly Maintenance Design: Front‑side removable cooling fan for quick replacement without full unit disassembly; integrated LED status & alarm display for fast fault diagnosis
- Compact Cabinet‑mount Structure: Optimized mechanical layout for electrical cabinet installation, suitable for new‑build machine and field retrofitting projects.
- Robust Industrial Hardware: Strict industrial grade design, tolerates vibration, temperature fluctuation and harsh workshop environment for long‑term continuous operation.

A06B-6220-H015#H600
Main Functions
- Convert DC bus power from PSM power supply module into 3‑phase AC power to drive FANUC αi‑B spindle motor.
- Real‑time spindle speed, torque and orientation control, supporting rigid tapping, spindle positioning, C‑axis spindle orientation function.
- Collect spindle motor encoder feedback signals and transmit motion data to CNC host via FSSB optical fiber.
- Complete multi‑level protection: over‑current, over‑voltage, over‑heat, short‑circuit, motor overload protection, trigger alarm code once abnormal condition occurs.
- Real‑time status monitoring, alarm code output, diagnostic data uploading for machine troubleshooting.
- Support spindle synchronous control and multi‑spindle coordination for complex machining processes.



