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FANUC Series 20 A20B-0005-0373

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A20B-0005-0373

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The FANUC A20B-0005-0373 is a DC spindle drive designed to operate efficiently within the Series 20 lineup. With a robust construction for demanding applications, it accommodates a variable speed input of ±10 V analog reference and supports direction control through polarity or FWD/REV signals.

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Technical specifications for A20B-0005-0373

ManufacturerFANUC
Product TypeDC spindle drive
Product LineSeries 20
Part NumberA20B-0005-0373
Speed input±10 V analog reference
Direction controlPolarity or FWD/REV signal
FeedbackTach; encoder if orient used
Power stage3-phase SCR armature control
AC supply200–240 VAC, 3-phase
DC outputUp to ~240 VDC armature
ConnectorsEdge-style Honda plugs
DiagnosticsLEDs, test pads, trim pots
MountingTop card in drive stack
Communication ProtocolProprietary Fanuc CNC link
Operating Temperature0-55°C
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The A20B-0005-0373 from FANUC is a DC spindle drive, optimized for integration into advanced CNC systems. Speed control is facilitated using a ±10 V analog reference input, allowing precise adjustments to motor performance. For directional operation, users can employ polarity signals or FWD/REV commands, providing flexibility in application use.

This spindle drive features a power stage that includes 3-phase SCR armature control, ensuring stable performance under varying operational conditions. Designed for a 200 to 240 VAC, 3-phase AC power supply, it efficiently outputs up to roughly 240 VDC for the armature, contributing to high torque and dynamism in industrial tasks.

With edge-style Honda plugs effectively managing connections, integration into existing setups is straightforward. The module also incorporates diagnostic features such as LEDs, test pads, and trim pots to assist operators during troubleshooting processes. For optimal functionality, the module is mounted as the top card within the drive stack.

Communication is established via a proprietary Fanuc CNC link, ensuring seamless data exchange within the system. The operational temperature range for the A20B-0005-0373 spans from 0 to 55°C, making it adaptable to various environmental conditions encountered in industrial settings.