Description
Cutler Hammer-Eaton BA13A Thermal Overload Relay Overview
The Cutler Hammer-Eaton BA13A is a Type B ambient-compensated bimetallic thermal overload relay engineered to deliver reliable motor protection across a broad range of commercial and industrial HVAC applications. Designed for direct mounting to compatible starters, this overload relay simplifies installation while providing accurate, consistent overload protection.
Key Features
- Wide current range: 0.25–26.2 Amps for versatile motor protection
- 3-pole configuration for three-phase motor applications
- One N/C (normally closed) contact for control circuit integration
- Open type enclosure for use in protected electrical panels and enclosures
- Ambient-compensated design minimizes nuisance tripping due to ambient temperature fluctuations
- Bimetallic Type B thermal sensing element for proven, reliable overload detection
- Direct mounting to starter for a compact, integrated assembly
Product Specifications
- SKU: BA13A
- Brand: Cutler Hammer-Eaton
- Current Range: 0.25–26.2 Amps
- Poles: 3
- Contact Configuration: One N/C Contact
- Enclosure Type: Open Type
- Relay Type: Ambient Compensated Bimetallic Thermal Overload Relay
- Thermal Element Type: Type B
- Mounting: Direct Mount to Starter
Application
The BA13A is ideal for protecting three-phase motors in HVAC systems, commercial refrigeration, pumps, fans, and other motor-driven equipment. Its ambient compensation feature ensures accurate tripping regardless of surrounding temperature conditions, making it suitable for installations in mechanical rooms, rooftop units, and other environments subject to temperature variation. The direct-mount design pairs seamlessly with compatible Eaton starters to create a streamlined motor control assembly.
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