Product Overview
When your application demands reliable, high-power motor starting, the Allen-Bradley 150-F780NCA delivers. This SMC-Flex Smart Motor Controller from the Allen-Bradley 150-F780NCA series is engineered for heavy-duty industrial environments, supporting motors up to 600 HP at 60 Hz and 560 kW at 50 Hz. With an open enclosure and a 780 A controller rating, this unit provides robust, precise control for large conveyors, pumps, compressors, and other high-inertia loads.
The Allen-Bradley 150-F780NCA accepts a wide input range of 200–575V AC, three-phase, 50/60 Hz, making it versatile across global installations. Its solid-state design reduces mechanical stress on motors and driven equipment, extending service life and lowering maintenance costs. Whether you are upgrading an existing system or building a new line, the 150-F780NCA offers the performance and reliability you expect from Allen-Bradley.
Technical Specifications
The table below lists the key specifications for the Allen-Bradley 150-F780NCA. All values are directly from the manufacturer’s data.
| Specification |
Value |
| Manufacturer |
Allen-Bradley |
| Category |
Drives |
| Product Line |
SMC-Flex |
| Part Number |
150-F780NCA |
| Weight |
32.00 lbs (14.51 kg) |
| Bulletin Number |
Solid State Controller |
| Enclosure Type |
Open |
| Controller Rating |
780 A, 600 Hp @ 460V AC |
| Input Line Voltage |
200-575V AC, 3-phase, 50 and 60 Hz |
| Control Voltage |
230/240V AC (625-1250 A units) |
| Rated Voltage |
500/575V AC |
Key Features & Benefits
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High Power Handling: The 150-F780NCA supports up to 780 A output current, making it suitable for large motors up to 600 HP.
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Wide Input Flexibility: Operates on 200–575V AC, 3-phase, 50/60 Hz, accommodating various international power systems.
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Multiple Starting Modes: Eight selectable motor start modes provide optimal control for different load types, reducing mechanical shock and improving process control.
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Integrated Protection: Built-in metering, communication, and protective functions help monitor and safeguard your motor and system.
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User-Friendly Interface: An LCD display with keypad enables easy programming and real-time diagnostics.
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Compact Design: Open enclosure with dimensions of 1041.1 mm (41.0 in) x 596.9 mm (23.5 in) x 346.2 mm (13.63 in) simplifies panel integration.
Industry Applications
The Allen-Bradley 150-F780NCA excels in applications where high-inertia loads require controlled acceleration and deceleration. Typical uses include:
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Conveyor Systems: Smooth starts prevent product spillage and reduce belt wear, improving overall line efficiency.
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Pumps and Compressors: Controlled ramp-up minimizes water hammer and pressure surges, protecting piping and valves.
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Centrifuges and Fans: Gradual acceleration reduces mechanical stress on bearings and couplings, extending equipment life.
In each scenario, the 150-F780NCA’s ability to handle up to 600 HP at 460V AC ensures reliable performance even under heavy load conditions.
Installation & Setup Guidance
Proper installation is critical for optimal performance. The 150-F780NCA is an open-type controller, so it must be mounted in a suitable electrical enclosure that provides protection from dust, moisture, and accidental contact.
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Mounting: Ensure adequate clearance around the unit for airflow. The heatsink fan requires unobstructed ventilation to maintain safe operating temperatures.
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Wiring: Incoming line terminations are at the top; motor connections are at the bottom. Use conductors sized at approximately 240 mm² for both input and motor leads, as specified by the manufacturer.
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Control Voltage: Provide a separate 230/240V AC control supply. Connect it to terminal block CP1, terminals 1 and 4. The power source must have a minimum capacity of 810 VA to support the internal control module (75 VA), bypass contactors (526 VA), and fan assembly (150 VA).
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Grounding: Follow local electrical codes and the National Electrical Code (NEC) for proper grounding and bonding.
Always consult the product manual for detailed wiring diagrams and safety instructions before installation.
Maintenance & Reliability
Regular maintenance ensures long-term reliability and minimizes unplanned downtime. The 150-F780NCA is designed for durability, but periodic checks are recommended.
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Inspect Cooling Fan: Check the heatsink fan monthly for dust accumulation or unusual noise. Clean or replace as needed.
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Check Connections: Annually verify torque on all power and control terminals to prevent loose connections that can cause overheating.
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Monitor Environment: Keep the enclosure clean and within the specified temperature range. High ambient temperatures can reduce component life.
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Review Diagnostics: Use the LCD display to check for fault codes or warnings. Address any issues promptly.
By following a simple maintenance schedule, you extend the service life of the 150-F780NCA and protect your investment.
Selection Guide & Purchasing Advice
Before purchasing the Allen-Bradley 150-F780NCA, verify that your motor’s full-load current does not exceed 780 A and that your supply voltage is within the 200–575V AC range. Confirm that your control voltage source meets the 230/240V AC requirement. Also, ensure your enclosure has sufficient space for the unit’s dimensions (1041.1 mm x 596.9 mm x 346.2 mm).
PLC Source PRO offers genuine Allen-Bradley 150-F780NCA units with fast shipping and competitive pricing. Our team of automation specialists can assist with any technical questions to ensure you select the right controller for your application.