Eaton Freedom Overload Relay Heater Pack Standard Trip Class 20 33.5-45.6A NEMA IEC

Eaton Freedom Standard Trip Heater Pack

Professional Overload Relay Protection System

The Eaton Freedom Standard Trip Heater Pack delivers exceptional motor protection and overload relay performance for industrial motor control applications. This Class 20 standard trip heater pack provides reliable overload protection with full load range coverage from 33.5A to 45.6A across four dial positions (A, B, C, D respectively), designed for professional electricians, electrical contractors, and facility managers who demand the proven reliability and advanced motor protection technology that professionals trust from the global leader in intelligent power management.

Professional Features & Benefits

Motor Protection Performance

• Standard Trip Class 20 Protection - Provides precise overload protection with Class 20 trip characteristics for reliable motor protection and system coordination
• Multi-Range Current Coverage - Four dial positions (A, B, C, D) covering 33.5A, 37.5A, 41.5A, and 45.6A full load ranges for versatile motor protection applications
• NEMA and IEC Compatibility - Dual design standards ensure compatibility with both NEMA and IEC motor control systems for maximum application flexibility
• Overload Relay Integration - Compatible with 105A or 144A overload relays for comprehensive motor protection systems

Installation & Application Flexibility

• Starter Size Compatibility - Designed for use with starter sizes 3-4 and IEC Sizes L-N (Series A) for broad motor control applications
• Compact Design - 3.5" x 2.5" x 2" dimensions with lightweight 0.2 lb construction for space-efficient installation
• Professional Packaging - Shipped 3 heater packs per carton for convenient inventory management and installation efficiency

Technical Specifications

Product Type: Overload Relay Heater Pack | Trip Type: Standard Trip, Class 20 | Full Load Current Range: 33.5A, 37.5A, 41.5A, 45.6A (Dial positions A, B, C, D respectively) | Design Standards: NEMA, IEC | Compatible Overload Relays: 105A or 144A | Used With: Starter sizes 3-4, IEC Sizes L-N (Series A) | Dimensions: 3.5" L x 2.5" W x 2" H | Weight: 0.2 lb | Certifications: CSA Certified | Packaging: 3 heater packs per carton

Installation & Usage

1. Verify motor full load amperage and select appropriate heater pack dial position (A: 33.5A, B: 37.5A, C: 41.5A, D: 45.6A)
2. Ensure power is disconnected and locked out before beginning heater pack installation
3. Remove existing heater pack from overload relay assembly if replacing
4. Install new Freedom heater pack into compatible 105A or 144A overload relay
5. Set dial position to match motor full load amperage requirements
6. Verify proper seating and secure mounting within starter assembly
7. Test overload relay operation and trip characteristics before energizing motor circuit

Professional Applications

Ideal for:

• Industrial Motor Control - Motor starter assemblies, motor control centers, and industrial automation systems requiring precise overload protection
• Commercial HVAC Systems - Air handling units, chiller systems, and commercial ventilation equipment with medium-duty motor applications
• Manufacturing Equipment - Production machinery, conveyor systems, and process equipment requiring reliable motor protection
• Pump and Fan Applications - Water treatment systems, irrigation pumps, and industrial fan installations
• Material Handling Systems - Conveyor motors, elevator systems, and automated material handling equipment
• Process Control Systems - Chemical processing, food and beverage production, and pharmaceutical manufacturing equipment
• Power Distribution Panels - Motor control panels, electrical distribution systems, and industrial switchgear applications
• Maintenance and Replacement - Retrofit applications and preventive maintenance programs for existing motor control systems

Freedom Series Advantage

Eaton's Freedom series heater packs represent advanced motor protection technology with precise Class 20 trip characteristics and multi-range current coverage. The dual NEMA/IEC design compatibility ensures maximum application flexibility while maintaining the highest standards of motor protection reliability. The four-position dial system provides exact current matching for optimal motor protection and system coordination.

Why Choose Eaton Quality?

With over a century of electrical power management innovation, Eaton continues to lead in motor protection and overload relay technology. Our Freedom series heater packs are CSA certified and engineered to meet the demanding requirements of professional electricians, electrical contractors, and facility managers worldwide. Trust Eaton's proven performance and commitment to electrical safety for your critical motor protection applications.