150-S108NBR

Overview of Allen-Bradley 150-S108NBR Smart Motor Controller

The Allen-Bradley 150-S108NBR is an SMC-50 series smart motor controller with internal bypass, designed for motors requiring soft-starting and controlled stopping. It offers a rated current of 108 Amps and supports line voltages from 200 to 480V AC, 3-phase at 50/60 Hz. The controller operates with a 24V DC control voltage and is designed with an open enclosure for easy panel integration.

Key Features of Allen-Bradley 150-S108NBR

• Rated Current: 108 Amps suitable for motors up to 75 HP at 460V AC.
• Voltage Range: 200 to 480V AC, 3-phase, 50/60 Hz power supply.
• Internal Bypass: Built-in bypass contactor reduces heat and power loss during motor run.
• Multiple Starting and Stopping Modes: Provides 17 start/stop modes and 4 special operation modes including Soft Start, Kickstart, and Braking.
• Motor Protection: Advanced overload and current limiting features safeguard motor operation and extend equipment life.
• Communication Options: Compatible with optional communication modules for network integration.
• Control Voltage: 24V DC control module power with secure wiring options.
• Enclosure: Open type for panel mounting in industrial environments.

Technical Specs

Applications / Use Case

Designed for industrial motor soft starting applications, the 150-S108NBR is ideal for pumps, conveyors, compressors, and other machinery needing reduced mechanical stress and energy-efficient start/stop control.

Rockwell Automation provides warranty and global support for Allen-Bradley products ensuring dependable performance in demanding industrial environments.