A06B-6096-H301 FANUC Alpha Series 3-Axis Servo Amplifier Module In Stock

Overview

The FANUC A06B-6096-H301 is a high-precision 3-axis servo amplifier module engineered for the Alpha Series servo drive family. Operating across an input DC bus voltage range of 283V to 325V, it delivers smooth velocity and position control for L, M, and N motion axes. With an integrated thermal fan management system and built-in hardware protection circuits, the A06B-6096-H301 provides continuous multi-axis motion synchronization in high-duty CNC machine tools.

Multi-Axis Drive Architecture & Operational Ratings

• Triple-Axis Control Matrix:
  • Drives L, M, and N axes independently from a single compact drive housing.
  • Delivers a continuous output current rating of 3 Amps per axis channel.
  • Provides a maximum 1.85 kW total power rating for multi-axis servo motors.
• Power Input and Voltage Dynamics:
  • Accepts rectified DC bus input voltage ranging between 283V DC and 325V DC.
  • Generates a maximum 3-phase AC output voltage of 230V AC to connected motor windings.
• Mechanical and Thermal Enclosure Specs:
  • Built-in forced-air cooling fan dissipates heat during high-speed feed motion.
  • Withstands mechanical vibration forces up to 5G across industrial machine frames.
  • Engineered for stable operation at altitudes up to 1000 meters above sea level.

Technical Specifications Parameter Matrix

System Compatibility & Machinery Deployment

• Host CNC System Integration:
  • Communicates via optical fiber interface with FANUC 16i, 18i, 21i, and 0i series controllers.
  • Receives DC power rail connections directly from Alpha Series Power Supply Modules (PSM).
• Target Machinery Applications:
  • Multi-axis CNC milling centers, vertical machining centers (VMC), and high-speed lathes.
  • Automated wire-cut EDM machines and robotic material-handling loader arms.
  • Auxiliary axis positioning assemblies, rotary tables, and tool-changer mechanisms.

Diagnostic Capabilities & Alarm Protection

• Integrated Hardware Safety Features:
  • Instantaneous overcurrent detection trips power switches to protect motor windings.
  • DC bus overvoltage monitoring halts operation during excessive regenerative braking.
  • Onboard thermal sensors shut down drive logic during heatsink cooling breakdown.
• Visual Seven-Segment Alarm Status:
  • Front-panel status display outputs standard FANUC alarm codes (e.g., Alarm 8, 9, or A).
  • Accelerates fault isolation between DC bus supply drops, motor insulation shorts, or feedback encoder loss.

Supply Chain & Warranty Guarantees

• Package Contents:
  • One original FANUC A06B-6096-H301 3-axis servo amplifier module.
  • Antistatic protective wrap sealed inside a heavy-duty cardboard shipping crate.
• Warranty Policy:
  • Backed by a full 12-month operational replacement warranty from date of shipment.
• Express Shipping Logistics:
  • Dispatched within 24 to 48 hours following order confirmation.
  • Global express delivery supported by FedEx, UPS, or DHL.

Global PLC Spare HUB's Insight

When servicing FANUC Alpha Series drive cabinets, site technicians frequently encounter IPM (Intelligent Power Module) overcurrent trips on multi-axis drives like the A06B-6096-H301. Because a single drive housing handles three distinct motor channels (L, M, and N), determining whether a fault originates inside the module or out in the machine bed requires a systematic insulation audit.

During an emergency call at a precision machining facility, a CNC lathe threw a recurring alarm on the X/Z auxiliary axis drive. Our field engineers disconnected the power output cables from terminals L, M, and N and measured phase-to-ground resistance on each motor cable using a 500V megohmmeter. The test revealed a breakdown in the M-axis motor power cable caused by coolant degradation. Replacing the harness preserved the A06B-6096-H301 amplifier from internal transistor failure. We recommend verifying cabinet fan rotation airflow during preventative maintenance shutdowns, as dust buildup on the internal heatsink fins drastically accelerates thermal alarm trips.

Frequently Asked Questions (FAQ)

Q: What is the primary function of the L, M, and N designations on the A06B-6096-H301 drive module?

A: The L, M, and N labels designate the three independent servo motor output channels controlled by this single amplifier board.

Q: Can the A06B-6096-H301 operate directly from a 3-phase 220V AC wall line?

A: No. It requires a rectified 283V to 325V DC bus supply generated by an upstream FANUC Alpha Power Supply Module (PSM).

Q: What should I check first if the internal cooling fan on the A06B-6096-H301 stops rotating?

A: Inspect the fan connector for metal chips or debris. If power is present but the fan does not spin, replace the fan assembly immediately to avoid thermal trips.

Q: Is it safe to swap out the A06B-6096-H301 drive while the main DC bus voltage LED is illuminated?

A: No. Always wait for the power supply DC bus discharge indicator LED to extinguish completely (measuring under 50V DC) before removing any wiring.

Q: How can I isolate whether an overcurrent alarm is caused by the A06B-6096-H301 or a shorted servo motor?

A: Disconnect output leads for L, M, and N channels. Power up the drive; if the overcurrent alarm persists with no cables attached, the amplifier module itself requires servicing.

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