150-C108NBD

Overview of Allen-Bradley 150-C108NBD Smart Motor Controller

The Allen-Bradley 150-C108NBD is part of the SMC-3 Smart Motor Controller family designed for motor soft-start applications. It supports three-phase motors with a line voltage range of 200 to 460V AC and provides a rated output current of 108 Amps. The open enclosure design supports panel mounting and an array of starting and stopping modes to protect motors from inrush current and mechanical wear.

Key Features of Allen-Bradley 150-C108NBD

• Rated Current: 108 Amps output current for medium to large motors.
• Line Voltage Range: Supports 200-460V AC, 3-phase power supply at 50/60 Hz frequency.
• Multiple Starting Modes: Includes Soft Start, Kickstart, Current Limiting, Coast to Stop, and Soft Stop.
• Control Voltage: Operates with 24V AC/DC control voltage.
• Integrated Contactor: Equipped with Silicon Controlled Rectifier (SCR) bypass contactor for running operation.
• Auxiliary Contacts: Provides normally open contacts for overload and fault signaling.
• Open Type Enclosure: Suitable for integration inside control panels with direct mounting options.
• Built-in DIP Switches: Simplifies configuration and security settings.
• Applications: Ideal for compressors, chillers, pumps, conveyors, and crushers in industrial environments.

Technical Specs

Applications / Use Case

The 150-C108NBD is used extensively in industrial facilities for soft-starting three-phase motors driving pumps, compressors, conveyors, and crushers, reducing mechanical stress and electrical surges during motor start-up.

Allen-Bradley products come with Rockwell Automation’s warranty and service support for reliable industrial performance.