FANUC A06B-6130-H002 Beta iSV 20 Single-Axis Servo Amplifier

Description

Product Introduction

The FANUC A06B-6130-H002 is a compact single-axis AC servo amplifier from FANUC’s high-efficiency \beta i series (Model \beta iSV 1-20 / \beta iSV 20). Designed primarily for auxiliary machine tool axes, compact CNC lathes, robotic actuators, and material handling systems, this unit combines an internal power supply rectifier and servo control loops into a single space-saving housing.

Capable of outputting up to 20 Amps of peak current, the A06B-6130-H002 drives small-to-medium FANUC Beta i series servo motors (such as \beta iS2/4000, \beta iS4/4000, and \beta iS8/3000). Powered directly from 200–240V AC line power without requiring a separate power supply module, it features integrated high-speed FSSB (FANUC Serial Servo Bus) optical communication ports and a status LED interface for rapid setup on FANUC 0i, 16i, 18i, 21i, and 31i CNC controls.

Key Technical Specifications

Application Scenarios & The “Trench” Experience

When a compact turning center’s turret or tailstock positioning axis experiences a drive stage failure, the CNC screen immediately halts operations with a “414 SERVO ALARM” or displays a “30” / “L” alarm code on the drive’s LED array. The axis freezes, preventing tool indexing and stopping production. Installing a pre-tested replacement FANUC A06B-6130-H002 unit gets the axis moving immediately without requiring parameter re-flashing.

• Compact CNC Lathes & Turning Centers – Powers auxiliary axes such as programmable tailstocks, automatic door openers, and part catchers.
• Vertical & Horizontal Machining Centers – Drives tool changers (ATC), rotary indexers, and chip conveyor systems.
• Automated Pick-and-Place Cells – Controls single-axis robotic loaders, part transfer arms, and gantry axes.

Field Case Study

A medical device component manufacturer experienced an unexpected “Alarm 8” (IPM Overcurrent Fault) trip on an A06B-6130-H002 drive operating an automatic bar-feeder loader arm. Fine coolant mist had entered the drive chassis through top heat vents, shorting the internal IGBT module. Facing tight production deadlines, the shop needed an immediate direct replacement. We dispatched a fully bench-tested surplus A06B-6130-H002 unit overnight. The maintenance technician swapped the drive chassis, connected the 24V DC supply and optical FSSB cables, and restored full bar-feeder operations in under 25 minutes.

A06B-6130-H002

A06B-6130-H002

Transparency SOP: Quality Assurance & Testing

Every FANUC \beta iSV drive in our inventory undergoes rigorous testing on dedicated FANUC CNC test rigs before stock placement.

1. Inbound Mechanical Inspection: Inspect yellow plastic housing latches, terminal strip condition, rear heat sink surfaces, and internal PCB traces for signs of thermal degradation.
2. Capacitor & Power Section Check: Test main DC bus capacitors for ESR and capacitance stability; verify diode bridge and IGBT module junction health across input and output power stages.
3. Control Board & 24V DC Rail Verification: Confirm internal voltage regulator performance across control logic circuits under varying line loads.
4. Closed-Loop CNC Load Test: Mount the drive on a FANUC 0i CNC test rig, connect a matching \beta iS servo motor via optical FSSB cables, and run a 45-minute continuous duty cycle including rapid reversals, load steps, and torque checks.
5. Precision ESD Packaging: Vacuum-seal the drive in anti-static ESD shielding bags with fresh moisture absorbent, surrounded by custom shock-absorbing foam inside a heavy-duty box.

The Veteran’s Tech Trap Guide

• ⚠️ Confirm 24V DC Control Power Voltage: The \beta iSV series relies on external 24V DC power to operate its control logic board. Unstable or sagging 24V DC supplies (<21.6V DC) under heavy relay switching will cause spontaneous communication drops and FSSB disconnect alarms.
• ❗ Wait for the DC Bus LED to Discharge: High-voltage DC bus capacitors inside the A06B-6130-H002 store lethal charge (>300V DC) even after main AC power is disconnected! Always verify that the front “CHARGE” LED is completely unlit and confirm voltage is below 50V DC with a meter before touching terminals.
• ⚠️ Handle Optical FSSB Cables with Care: Never bend the optical fiber cables (COP10B) beyond a 25mm radius! Sharp bends or tight cable ties will fracture the internal fiber core, causing permanent “FSSB Communication Error” alarms on the CNC control screen.
• ❗ Check Motor Output Wiring Phase: Ensure motor power wires (U, V, W) and frame ground (PE) are landed on the correct output terminals. Reversing power phases causes immediate runaway or overcurrent trips upon servo enable.

Frequently Asked Questions (FAQ for Conversion)

Q: What is the difference between an A06B-6130-H002 (\beta iSV 20) and an A06B-6130-H003 (\beta iSV 40)?

A: The suffix (-H002 vs. -H003) indicates the peak current capacity of the drive. The H002 delivers 20A peak current for smaller motors (\beta iS2, \beta iS4, \beta iS8), while the H003 provides 40A peak capacity for larger motors like the \beta iS12.

Q: Does the A06B-6130-H002 require a separate Power Supply Module (PSM)?

A: No. The \beta iSV series is a standalone servo amplifier containing its own internal power rectifier stage. It connects directly to incoming 200–240V AC line power.

Q: What does a “30” or “L” code on the 7-segment LED indicate?

A: Code “30” indicates an IPM (Intelligent Power Module) overcurrent fault, usually caused by a shorted motor power cable or internal transistor damage. Code “L” indicates an IPM control power voltage drop.

Q: What warranty coverage comes with this surplus FANUC amplifier?

A: We back all clean surplus and reconditioned A06B-6130-H002 servo amplifiers with a full 12-month operational replacement warranty.

Q: Why choose a bench-tested surplus unit over sending the failed drive out for repair?

A: Repair turnaround times often take days or weeks. Installing a pre-tested, bench-verified surplus amplifier restores your CNC machine to production immediately with zero programming required.