Allen-Bradley 509-AOB NSFB 509AOB

Description:

The Allen-Bradley 509-AOB Full Voltage Non-Reversing Starter (509AOB) is used in industrial motor control systems to provide across-the-line starting and overload protection for three-phase motors. Commonly installed in motor control centers, pump stations, conveyor systems, and manufacturing equipment where dependable motor starting is required. Maintenance teams and system integrators use this starter for replacement of legacy motor starters, panel refurbishments, and maintaining reliable motor control in industrial facilities.

Applications:

The Allen-Bradley 509-AOB motor starter is widely used in manufacturing plants, material handling systems, HVAC installations, and processing operations to control pumps, fans, compressors, and conveyors. It delivers direct-on-line motor starting and integrates overload protection to safeguard motors from excessive current conditions, ensuring safe and consistent equipment operation.

Technical Specifications:

• Manufacturer: Allen-Bradley (Rockwell Automation)
• Model / Part number: 509-AOB
• Product type: Full voltage non-reversing motor starter
• Series: Bulletin 509
• Operation: Across-the-line starting
• Overload protection: Thermal overload relay compatible
• Coil voltage: Application dependent
• Horsepower rating: Application dependent
• Mounting: Panel mount or motor control center installation
• Condition: New surplus factory box (NSFB)
• Application environment: Industrial motor control systems

Common Replacements:

• Allen-Bradley 509-BOD
• Schneider Electric LC1D32 starter assembly
• Siemens 3RT2036 motor starter