Eaton Ventilated Transformer General Purpose 45 kVA 3-Phase 480V Delta Primary 208Y/120V Secondary Aluminum Windings DOE 2016

Eaton Ventilated Transformer General Purpose 45 kVA 3-Phase 480V Delta Primary 208Y/120V Secondary Aluminum Windings DOE 2016

Professional Electrical Power Distribution Transformer

The Eaton Ventilated Transformer delivers exceptional electrical power distribution performance for commercial and industrial applications. This 45 kVA three-phase transformer provides reliable voltage transformation from 480V delta primary to 208Y/120V secondary, designed for professional electricians, electrical contractors, and facility managers, offering the proven reliability and advanced technology that professionals trust from the global leader in intelligent power management.

Professional Features & Benefits

Power Distribution Performance

• 45 kVA Power Rating - Provides substantial power capacity for commercial and industrial electrical distribution systems with reliable three-phase operation
• 480V Delta Primary to 208Y/120V Secondary - Professional voltage transformation for standard commercial electrical systems with precise voltage regulation
• Aluminum Windings Construction - Lightweight yet durable aluminum conductor windings provide excellent electrical conductivity and thermal performance
• DOE 2016 Efficiency Compliance - Meets 10 CFR Part 431-2016 energy efficiency standards for reduced operating costs and environmental impact

Environmental Protection & Installation

• NEMA 2 Enclosure Rating - Indoor drip-proof enclosure protection suitable for commercial and industrial environments
• Fungus-Resistant Varnished Core and Coil - Special fungus-proof treatment protects against moisture and environmental contamination for extended service life
• Ventilated Design - Natural air circulation cooling maintains optimal operating temperatures for reliable continuous operation

Professional Installation Features

• Floor or Wall Mounting Capability - Flexible upright mounting options accommodate various installation requirements and space constraints
• Multiple Tap Configuration - 2 taps at +2.5% and 4 taps at -2.5% provide voltage adjustment capability for precise system matching

Technical Specifications

Power Rating: 45 kVA, Primary Voltage: 480V Delta, Secondary Voltage: 208Y/120V, Phase: Three-Phase, Frequency: 60 Hz, Winding Material: Aluminum, Temperature Rise: 150°C, Insulation Class: 220°C, Frame: FR940, Enclosure: NEMA 2, Mounting: Floor or Wall Upright Only, Tap Configuration: 2 at +2.5%, 4 at -2.5%, Sound Level: NEMA ST-20, Weathershield: WS58, Wiring Connection: 280B, Dimensions: 24.88" W x 21.13" D x 36.88" H, Weight: 436 lbs, Certifications: UL Listed, Compliance: DOE 2016 Efficient (10 CFR Part 431-2016)

Installation & Usage

1. Verify electrical specifications match system requirements including primary voltage, secondary voltage, and kVA rating
2. Select appropriate mounting location with adequate ventilation clearances and structural support for 436 lb weight
3. Install transformer in upright position using floor or wall mounting hardware per manufacturer specifications
4. Connect primary 480V delta wiring to designated primary terminals following NEC and local electrical codes
5. Connect secondary 208Y/120V wiring to secondary terminals ensuring proper phase rotation and neutral grounding
6. Configure voltage taps as needed for system voltage requirements using available +2.5% and -2.5% tap positions
7. Perform electrical testing and commissioning including insulation resistance, turns ratio, and load testing

Professional Applications

Ideal for:

• Commercial Building Power Distribution - Office buildings, retail facilities, and commercial complexes requiring 480V to 208Y/120V transformation
• Industrial Facility Electrical Systems - Manufacturing plants, warehouses, and industrial facilities with three-phase power distribution needs
• Healthcare and Educational Facilities - Hospitals, schools, and institutional buildings requiring reliable power distribution and voltage transformation
• Data Center and Telecommunications - Critical power applications requiring precise voltage regulation and high reliability performance
• HVAC and Mechanical Equipment - Air conditioning systems, pumps, and mechanical equipment requiring 208V three-phase power
• Lighting and Electrical Panel Distribution - Commercial lighting systems and electrical panel feeds requiring 120V and 208V power
• Motor Control Centers - Industrial motor control applications requiring reliable three-phase power transformation
• Electrical Service Upgrades - Facility electrical system modernization and capacity expansion projects

DOE 2016 Efficiency Advantage

This transformer meets the stringent DOE 2016 efficiency standards (10 CFR Part 431-2016), providing reduced energy losses, lower operating costs, and environmental benefits. The advanced design minimizes no-load and load losses while maintaining excellent voltage regulation, making it ideal for energy-conscious commercial and industrial applications where operating efficiency directly impacts facility costs.

Why Choose Eaton Quality?

Eaton's century-plus experience in electrical power management innovation delivers transformers engineered for reliability, efficiency, and safety. With UL listing, DOE 2016 compliance, and fungus-resistant construction, this transformer provides the dependable performance trusted by electricians, electrical contractors, and facility professionals worldwide. Eaton's commitment to intelligent power management ensures optimal electrical system performance for critical commercial and industrial applications.