Product Overview
The Allen-Bradley 150-F60NBDB SMC Flex Smart Motor Controller is a versatile soft starter engineered for demanding industrial applications. With a 60 A rating and support for 10-40 Hp motors at 460V AC, this controller delivers precise, reliable motor control. It features a built-in display for real-time status indication, including stopped, starting, stopping, at speed, alarm, and fault states. The 150-F60NBDB integrates advanced protection and control options, making it an ideal choice for pump control and other critical processes.
Technical Specifications
The Allen-Bley 150-F60NBDB (note: correct model is Allen-Bradley 150-F60NBDB) offers a comprehensive set of specifications that ensure robust performance in a variety of operating conditions. Key parameters include:
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Controller Rating: 60 A, 10-40 Hp @ 460V AC
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Control Voltage: 100...240V AC
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Rated Operational Voltage: 200...480V AC (-15%, +10%) per UL/CSA/NEMA
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Operating Frequency: 50/60 Hz for power circuit
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Integrated Motor Overload Protection: True
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Trip Classes: 10, 15, 20, and 30
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Trip Current Rating: 117% of motor FLC
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DV/DT Protection: RC snubber network for power circuit
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Transient Protection: Metal oxide varistors: 220 J (optional)
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Short-Circuit Protection Device Performance (SCPD) Type: Type 1
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Internal Bypass: True
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Function: Single direction
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Number of Poles: 3
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Enclosure: Open type
The 150-F60NBDB also includes a tachometer input (0...5V DC @ 4.5V DC = 100% Speed) and supports up to 6 PTC sensors for thermal protection. Its auxiliary contacts are rated at 3A @ 120V AC and 1.5A @ 240V AC, with a conventional thermal current of 5 A.
Industry Applications
The Allen-Bradley 150-F60NBDB excels in applications requiring soft starting and stopping to reduce mechanical stress and electrical surges. Typical use cases include:
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Pump Control: The 150-F60NBDB's dedicated pump control option minimizes water hammer and pressure spikes, extending pump life.
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Conveyor Systems: Smooth acceleration and deceleration protect product integrity and reduce wear on gearboxes and belts.
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HVAC Equipment: Fans and blowers benefit from controlled start-up, preventing belt slippage and duct overpressure.
With a maximum line-connected motor power of 50 Hp @ 575V AC and delta-connected power of 75 Hp @ 460V AC, this controller handles a wide range of motor sizes.
Installation & Setup Guidance
Proper installation ensures optimal performance of the Allen-Bradley 150-F60NBDB. Follow these guidelines:
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Mounting: Install the controller in a clean, dry, and well-ventilated enclosure. Maintain adequate clearance for airflow around the heatsink.
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Wiring: Use the specified cable sizes: lower line side and load side 0.8...2.5 mm² (18...14 AWG), upper line side 2.5...95 mm² (14...3 AWG), and upper load side 2.5...50 mm² (14...1 AWG). Tighten power terminals to 14.7 Nm (130 in-lb).
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Control Wiring: For control circuits, ensure input OFF-state current is below 10 mA AC and 3 mA DC, and input ON-state current is 20 mA @ 120V AC or 40 mA @ 240V AC. Use M3 screw clamps for control terminals.
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Protection: Install appropriate short-circuit protection devices, such as standard fuses, circuit breakers, or high-capacity time-delay Class CC/J/L fuses. The controller supports a maximum high-capacity available fault current of 70kA @ 600V with Class J or L fuses for inside delta connected motors.
Maintenance & Reliability
Regular maintenance keeps the Allen-Bradley 150-F60NBDB operating reliably. Consider the following:
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Inspection: Periodically check all power and control connections for tightness and signs of overheating.
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Environment: The controller operates in temperatures from -5 to 50 °C (23 to 122 °F) and humidity of 5...95% (noncondensing). Ensure the enclosure maintains these conditions.
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Cleaning: Keep the heatsink and fan free of dust and debris to prevent overheating. The heatsink fan rating is 20VA @ 110/120V AC or 220/240V AC.
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Vibration and Shock: The 150-F60NBDB withstands 1.0 G peak vibration and 15 G shock, but mounting should minimize exposure to excessive mechanical stress.
With a steady-state heat dissipation of 97 W, proper ventilation is crucial for long-term reliability.
Compatibility & Integration
The Allen-Bradley 150-F60NBDB integrates seamlessly into existing motor control systems. It supports:
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Control Voltage: 100...240V AC, making it compatible with a wide range of control power supplies.
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PTC Inputs: Up to 6 PTC sensors for motor thermal protection, with response time of 800 ms.
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Auxiliary Contacts: Four auxiliary contacts (19/20, 29/30, 31/32, 33/34) for status feedback to PLCs or DCS systems.
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External Power Supply: For the control module, a minimum Allen-Bradley 1606-XLP50E power supply @ 24V DC (-15%, +10%) is recommended.
The controller's electromagnetic relay control circuit and programmable NO/NC contacts provide flexible integration with various automation architectures.
Selection Guide & Purchasing Advice
When selecting the Allen-Bradley 150-F60NBDB, verify your motor's full-load current and voltage to ensure the controller's rating matches. Consider the following:
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Motor Connection: Determine if your motor is line-connected or delta-connected. The 150-F60NBDB supports line-connected motors up to 50 Hp @ 575V AC and delta-connected motors up to 75 Hp @ 460V AC.
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Protection Requirements: The unit includes integrated overload protection, but you must supply appropriate external short-circuit protection devices.
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Optional Features: The SMB smart motor braking control is available as an option, providing adjustable braking current from 0...400% of motor FLC.
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