Allen-Bradley 509-DAD is a Bulletin 509 NEMA magnetic motor starter, Size 3, rated for 115-120V AC 60Hz coil operation. This across-the-line starter includes an integrated eutectic alloy thermal overload relay for motor protection. It is designed for direct-on-line starting of three-phase motors in industrial applications, providing reliable switching and overload protection in a compact, robust assembly.

Overload Relays The Allen Bradley 509-DAD Starter Size-3 is a high-performance overload relay designed to protect electrical motors from overheating and damage due to excessive current. This model operates at 115-120V and 60Hz, making it suitable for a variety of industrial applications where reliable motor protection is essential.

Key Features

• Voltage Rating: 115-120V, ensuring compatibility with standard industrial electrical systems.
• Frequency: Operates at 60Hz, designed for seamless integration into existing setups.
• Size: Size-3 starter configuration, suitable for larger motors requiring significant protection.
• Overload Relay: Incorporates a eutectic alloy overload relay, providing precise and reliable thermal protection.
• Durability: Robust construction geared for industrial environments, ensuring longevity and consistent performance.

Applications

• Motor Protection: Ideal for use in motor control circuits across various industries, including manufacturing, HVAC, and pumping systems.
• Compatibility: Compatible with a wide range of Allen-Bradley motor starters and control systems, facilitating easy integration.
• Operational Suitability: Designed for environments where high reliability and efficiency are critical, such as assembly lines and heavy machinery operations.

Benefits

• Enhanced Safety: Protects motors from overheating, reducing the risk of damage and costly downtime.
• Operational Efficiency: Improves the longevity of motors and reduces maintenance costs by preventing excessive current conditions.
• Reliable Performance: Proven technology from Allen-Bradley ensures dependable operation in demanding industrial applications. --- Product information compiled with AI assistance for reference purposes.