Product Overview
The Allen-Bradley 150-F85NCD is a modular Solid State Controller from the SMC-Flex product line, engineered to manage the starting and stopping of line-connected motors such as Wye-Delta connected 6-lead motors and standard 3-phase squirrel cage induction motors. This industrial automation module uses a computer microprocessor to deliver precise control, making it a versatile choice for a wide range of applications.
With a controller rating of 85 A and 60 Hp at 460V AC, the 150-F85NCD is designed for demanding industrial environments. Its open enclosure and input line voltage of 200-575V AC, 3-phase, 50/60 Hz ensure compatibility with common power systems. The unit also features a control voltage of 100-240V AC (5-480 A units), providing flexibility in control wiring.
Key Features & Benefits
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Multiple Operating Modes: Soft start, soft stop, full voltage, dual ramp start, current limit start, selectable kickstart, preset slow speed, and linear speed acceleration.
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Advanced Protection: Overvoltage, voltage unbalance, electronic motor overload, excessive starts per hour, stall, jam, undervoltage, and underload protection.
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Built-in Interface: Three-line 16-character backlit LCD display and a five-button keypad for easy programming.
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Metering Capabilities: Monitor elapsed time, power (kW/MW), power factor, 3-phase current, motor thermal capacity usage, 3-phase voltage, and power usage (kWh/MWh).
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Communication Ready: Serial interface port for connection to Bulletin 20 HMI and 20-COMM modules (Remote I/O, ProfiBUS, Interbus, EtherNet, ControlNet, RS485-DF1, DeviceNet).
Technical Specifications
| Specification |
Value |
| Manufacturer |
Allen Bradley |
| Category |
Drives |
| Product Line |
SMC-Flex |
| Part Number |
150-F85NCD |
| Weight |
20.00 lbs (9.07 kg) |
| Bulletin Number |
Solid State Controller |
| Enclosure Type |
Open |
| Controller Rating |
85 A, 60 Hp at 460V AC |
| Input Line Voltage |
200-575V AC, 3-phase, 50 and 60 Hz |
| Control Voltage |
100-240V AC (5-480 A units) |
| Rated Voltage |
500/575V AC |
Industry Applications
The Allen-Bradley 150-F85NCD excels in applications requiring controlled motor starting and stopping. In pumping systems, its pump start and pump stop modes minimize water hammer and mechanical stress. For conveyor systems, the dual ramp start and current limit start features provide smooth acceleration, reducing wear on belts and gears. In HVAC applications, the soft start and soft stop capabilities extend equipment life by preventing sudden torque spikes.
Because the 150-F85NCD supports multiple modes, it adapts to diverse industrial processes, from material handling to machine tools. Its robust protection suite ensures reliable operation even in harsh conditions, making it a dependable choice for continuous production environments.
Installation & Setup Guidance
Proper installation of the 150-F85NCD ensures optimal performance. Mount the controller in a clean, dry location with adequate ventilation. Verify that the input line voltage matches the specified 200-575V AC, 3-phase, 50/60 Hz. Connect the motor leads according to the wiring diagram, ensuring correct phase sequence. Use the five-button keypad to configure operating modes and protective parameters via the four-level menu. After commissioning, test all protection functions to confirm they respond correctly.
Compatibility & Integration
The 150-F85NCD integrates seamlessly with existing automation systems. Its serial interface port allows connection to Bulletin 20 HMI terminals for local monitoring. For network integration, use Bulletin 20-COMM modules to link with Allen Bradley Remote I/O, ProfiBUS, Interbus, EtherNet, ControlNet, RS485-DF1, or DeviceNet networks. The controller provides two inputs and four outputs via programmable auxiliary contacts, enabling remote control and status feedback.
Maintenance & Reliability
Routine maintenance of the 150-F85NCD is straightforward. Periodically inspect the enclosure for dust accumulation and ensure cooling vents are unobstructed. Check all wiring connections for tightness. The built-in metering functions allow operators to monitor motor thermal capacity usage and power consumption, helping to identify potential issues before they cause downtime. By following a preventive maintenance schedule, you can extend the service life of the controller and minimize unplanned outages.
Selection Guide & Purchasing Advice
Before purchasing the Allen-Bradley 150-F85NCD, verify that its ratings meet your motor requirements. Confirm the controller rating (85 A, 60 Hp at 460V AC) matches your motor's full-load current and horsepower. Ensure the input line voltage is compatible with your facility's power supply. For additional guidance, PLC Source PRO offers expert support to help you select the right controller for your application.