The Allen-Bradley 150-F970NBAB, also cataloged as the 150-F970 Smart Motor Controller, operates as a dedicated hardware component for solid-state soft starting, torque acceleration control, and pump fluid deceleration execution within 3-phase AC motor circuits.

Part Number Nomenclature

• 150-F: Bulletin 150 SMC Flex solid-state soft starter platform.

• 970: 970 A continuous current output rating supporting heavy-duty motor loads up to 800 hp at 460 VAC.

• N: Open enclosure layout designed for integration into protective industrial control panels.

• B: 200...480 VAC 3-phase main input operating voltage at 50/60 Hz.

• A: 230...240 VAC control circuit input rating.

• B: Built-in pump control function profile for hydraulic surge management.

Technical Performance Characteristics

Network Connectivity & System Integration

The motor starter transmits operating parameters and diagnostic status over EtherNet/IP deterministic networks through optional communication adapters. Embedded control microcode maintains full firmware flash compatibility across network nodes, preventing data packet corruption and synchronization delays during high-density I/O scan intervals.

Standard Delivered Equipment

• 1 x Allen-Bradley 150-F970NBAB Smart Motor Controller

• 1 x Terminal Wiring and Installation Leaflet

Panel Mounting & Electrical Field Wiring

• Physical Enclosure Mounting

  • Mount the open unit vertically inside a protective industrial panel enclosure to ensure unobstructed airflow across heat sink assemblies.

• Power Terminal Connections

  • Terminate 3-phase line conductors to terminals L1, L2, L3 and motor leads to T1, T2, T3 using calibrated torque tools to meet marked hardware specifications.

• Control Supply Separation

  • Route 230...240 VAC control supply conductors in separate conduits away from three-phase high-voltage power cables to prevent inductive noise interference.

• Protective Grounding Setup

  • Connect a heavy-duty copper bonding jumper from the main enclosure grounding bus directly to the chassis protective earth ground terminal.

Field Engineering Technical FAQs

• What is the continuous current rating of the 150-F970NBAB?

  The controller provides a continuous output current rating of 970 A for managing high-capacity 3-phase induction motor loads.

• What control circuit voltage is required for internal logic activation?

  The control terminals require an AC operating control voltage input ranging between 230 VAC and 240 VAC at 50/60 Hz.

• Can main power wires be disconnected while control power is applied?

  No, both the main 3-phase AC line supply and control voltage inputs must be isolated before servicing any terminal points.

• What maximum motor power capacity is supported at 460 VAC?

  The controller drives 3-phase AC induction motors rated up to 800 hp when operating on a 460 VAC nominal system line supply.

• What benefit does the pump control configuration option provide?

  The dedicated pump control algorithm manages start and stop torque curves to stop fluid pressure spikes and water hammer effects.

• Is an external panel enclosure required for this starter unit?

  Yes, because this device features an open enclosure design, it must be installed inside an industrial protective cabinet.

• How does the unit maintain parameter sync across fieldbus systems?

  Optional communication modules interface with internal logic registers while maintaining firmware flash compatibility across nodes.

• What input line voltage range applies to the power power terminals?

  The power circuit accommodates 3-phase AC input line voltages from 200 VAC up to 480 VAC at 50/60 Hz frequency ranges.