509-COD - Allen Bradley Magnetic Starter

509-COD Motor Starter (NEMA Size 2, Direct Online Starter)

When you’re running critical equipment, the last thing you want is unreliable motor control or unexpected downtime. The 509-COD motor starter is built to give you confidence every time your system powers on—delivering smooth starts, dependable overload protection, and consistent performance in real-world industrial environments.

This NEMA Size 2 direct online (DOL) starter is designed for operators who need, both precision and durability. With a 45A continuous current rating and the ability to manage high inrush currents, it handles demanding motor applications. Its Class 30 overload protection and temperature-compensated eutectic alloy relay work together to protect your motor from overheating and electrical stress—helping extend equipment life and reduce costly interruptions.

What really makes the 509-COD stand out is its balance of performance and practicality. Fast response times, long mechanical life, and corrosion-resistant components mean it’s not just built to work—it’s built to last.

Key Features and Benefits

• Protects Your Equipment – Built-in overload protection with temperature compensation helps prevent motor damage before it starts
• Handles Tough Startups – Supports up to 483A inrush current, ideal for high-demand motor applications
• Consistent, Reliable Performance – Class 30 trip rating ensures accurate and dependable protection timing
• Flexible Voltage Compatibility – Works with 110V (50 Hz) and 120V (60 Hz) control circuits
• Long Service Life – Rated for up to 10 million operations, reducing maintenance and replacement costs
• Quick, Secure Installation – Screw terminals and rail-mount capability make setup straightforward

Technical Specifications

• Type: Direct Online Starter (DOL), NEMA Size 2
• Continuous Current: 45 A
• Service Limit Current: 52 A
• Max Motor Rating: 7.5 HP @ 230V (single-phase)
• Control Voltage: 110V (50 Hz) / 120V (60 Hz)
• Max Inrush Current: 483 A
• Trip Class: Class 30
• Overload Relay: Eutectic alloy, temperature compensated
• Mechanical Life: 10 million operations
• Operating Time: 27 ms (pick-up), 13 ms (drop-out)
• Wire Range: 14–4 AWG
• Connection Type: Screw / pressure terminals
• Mounting: Rail mount compatible
• Operating Temperature: Up to 65°C
• Altitude Rating: Up to 10,000 ft (before derating)

Material Compliance and Certifications

• Meets IEC 60947-4-3 Coordination Class 2 standards for motor starters
• Silver alloy power contacts and silver auxiliary contacts for reliable conductivity
• Designed for use with 75°C (167°F) rated wiring in accordance with electrical codes

Where It Works Best

• The 509-COD is a strong fit anywhere dependable motor control is critical, including:
• Industrial automation and manufacturing lines
• HVAC systems and compressors
• Pumps and fluid handling systems
• Conveyors and material handling equipment
• Facilities where uptime, safety, and equipment protection are non-negotiable