Allen-Bradley 509-EOA Motor Starter | 3-Pole 3-Phase 600V 135A | Bulletin 509 NEMA
Allen-Bradley 509-EOA Motor Starter | 3-Pole 3-Phase 600V 135A | Bulletin 509 NEMA
Product images are representative only. Actual product may vary.
The Allen-Bradley 509-EOA is a heavy-duty NEMA full-voltage non-reversing motor starter from Rockwell Automation's industry-proven Bulletin 509 series. Rated at 135 amperes, 600V AC, 3-phase, this 3-pole starter is built for demanding industrial motor control applications where reliability and protection are non-negotiable.
Equipped with a 1NO auxiliary contact and a eutectic alloy overload relay, the 509-EOA delivers precise overload protection to safeguard motor windings from sustained overcurrent conditions. Its AC magnetic contactor ensures fast, dependable switching for full-voltage motor starting. Note: Heater packs must be purchased separately.
Key Specifications
- Part Number: 509-EOA
- Manufacturer: Allen-Bradley (Rockwell Automation)
- Series: Bulletin 509
- Poles: 3-Pole
- Phase: 3-Phase
- Voltage Rating: 600V AC
- Current Rating: 135 Amperes
- Auxiliary Contact: 1 Normally Open (1NO)
- Overload Type: Eutectic Alloy Relay
- Starter Type: Full-Voltage Non-Reversing (FVNR)
- Standard: NEMA
- Heater Packs: Sold Separately
Why Choose the 509-EOA?
- NEMA-Rated Heavy Duty Construction: Engineered for industrial environments requiring robust, long-cycle motor control performance.
- Eutectic Alloy Overload Protection: Provides consistent, temperature-independent trip accuracy to protect motors from thermal damage.
- 1NO Auxiliary Contact Included: Enables control circuit feedback and status indication without additional components.
- AC Magnetic Contactor: Delivers fast, reliable motor switching for full-voltage starting applications.
- Bulletin 509 Series Reliability: Backed by Allen-Bradley's proven track record in NEMA motor control across industries.
Typical Applications
- Industrial pumps and compressor motor control
- HVAC and air handling unit starters
- Conveyor and material handling systems
- Manufacturing and process automation equipment
- Large fan and blower motor starting
Compatibility & Notes
The 509-EOA is part of Allen-Bradley's Bulletin 509 NEMA motor starter series. This unit is sold new. Heater packs for overload relay sizing must be ordered separately to match your specific motor's full-load ampere (FLA) rating. Always verify compatibility with your motor and control panel before ordering.