150-F43NBDB - Soft Starter 43 Amp 200-460V Allen-Bradley

150-F43NBDB Allen‑Bradley SMC Flex Smart Motor Controller – 43A with Pump Control

Key Technical Specifications

• Manufacturer: Allen‑Bradley
• Part Number: 150-F43NBDB – SMC‑Flex series, Bulletin 150.
• Line Voltage: 200‑460V AC, 3‑phase, 47‑63 Hz (50/60 Hz rated).
• Control Voltage: 100‑240V AC.
• Controller Rating: 43 Amps, 30 HP at 460V AC (line connected).
• Line‑Connected Output: 8.6‑43A, 10‑30 HP @60 Hz, 11‑22 kW @50 Hz.
• Delta‑Connected Output: 14.9‑74A, 20‑50 HP @60 Hz, 22‑37 kW @50 Hz.
• Enclosure Type: Open – requires mounting inside a protective cabinet.
• Weight: 13.00 lbs (5.90 kg).
• Minimum Enclosure Size: 406 mm (H) x 305 mm (W) x 203 mm (D).

Advanced Operating Modes & Pump Control Feature

• Start/stop modes: Soft Start, Kickstart, Current Limit, Pump Control, Dual Ramp, Full Voltage, Coast, Soft Stop, Smart Motor Braking, Preset Slow Speed, Linear Speed Acceleration.
• Built‑in pump control: Includes anti‑backspin timer to prevent fluid hammer and surge damage.
• Kickstart adjustments: Selectable 0, 0.5, 1.0, or 1.5 seconds at 450% full load current.
• Start time adjustments: 2, 5, 10, 15, 20, 25, or 30 seconds.
• Current limit settings: 150%, 250%, 350%, and 450% of full load current.
• Overload trip class: Selectable Trip Class 10, 15, or 20.

Comprehensive Protection, Metering & I/O

• Protection diagnostics: Power loss, line fault, voltage unbalance, excessive starts/hour, phase reversal, undervoltage/overvoltage, controller temp, stall, jam, open gate, overload, underload, communication fault, ground fault.
• Real‑time metering: Displays Amps, Volts, kW, kWh, MW, MWh, elapsed time, power factor, motor thermal capacity usage on integrated LCD.
• Auxiliary contacts: Four fully programmable contacts for status, alarm, or external bypass.
• Output contacts: One N.O. + one N.C. for basic control.
• Alarm contact assignments: Overload, underload, undervoltage, overvoltage, unbalance, jam, stall, ground fault.
• Status indicators: Stopped, starting, stopping, at speed, alarm, fault (LED + LCD).
• Communication ports: Two DPI ports – one for optional HMI, one for expansion modules.

Frequently Asked Questions (FAQ)

• What makes the 150-F43NBDB different from standard SMC Flex controllers?
  It includes built‑in pump control with anti‑backspin timer, specifically designed to prevent fluid surges in pumping systems.
• What motor types are compatible with the 150-F43NBDB?
  It supports standard three‑phase squirrel‑cage induction motors and six‑lead Wye‑Delta motors, both line‑connected or delta‑connected.
• How do I select the correct current range for my motor?
  For line connection use 8.6‑43A range; for delta connection use 14.9‑74A range – refer to motor nameplate FLA and connection type.
• Does this controller provide overload protection?
  Yes, it features built‑in electronic overload protection using an I²t algorithm with selectable Trip Class 10, 15, or 20.
• Can I monitor energy consumption with this unit?
  Yes, the integrated metering displays Amps, Volts, kW, kWh, power factor, and motor thermal capacity usage in real time.
• How do I obtain the full technical manual for the 150-F43NBDB?
  Request the PDF via email (see below) – we will provide the official Allen‑Bradley SMC‑Flex documentation.

For technical or sales inquiries, contact us: sales@nex-auto.com | +86 153 9242 9628 (WhatsApp).

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