Eaton Drive Isolation Transformer Dry Type 220 kVA Three-Phase 230V Delta Primary 460Y/266V Secondary DT-3 Series

Eaton Drive Isolation Transformer Dry Type 220 kVA Three-Phase DT-3 Series

Professional Electrical Power Distribution & Drive Isolation Solution

The Eaton Drive Isolation Transformer delivers exceptional electrical power distribution and drive isolation performance for industrial motor drive applications. This 220 kVA three-phase dry type distribution transformer provides reliable power isolation and voltage transformation 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

• 220 kVA Power Rating - High-capacity power handling for demanding industrial drive applications with reliable continuous operation
• Three-Phase Configuration - Balanced power distribution for industrial motor drives and variable frequency drive systems
• 230V Delta Primary to 460Y/266V Secondary - Precise voltage transformation for drive isolation and power distribution requirements
• DT-3 Series Design - Eaton's proven drive isolation transformer technology for superior electrical performance and reliability

Drive Isolation & Protection

• Drive Isolation Technology - Protects sensitive variable frequency drives from electrical disturbances and harmonics
• Aluminum Windings - High-quality aluminum conductor construction for efficient power transfer and thermal performance
• 150°C Temperature Rise Rating - Professional thermal performance for continuous industrial operation

Installation & Construction

• Ventilated Dry Type Construction - Safe, maintenance-friendly design without liquid cooling requirements
• Frame 918A Design - Robust mechanical construction for industrial environments and professional installation
• Voltage Taps Available - 1 at +5% FCAN and 1 at -5% FCBN for precise voltage adjustment and system optimization

Technical Specifications

Power Rating: 220 kVA, Configuration: Three-phase, Primary Voltage: 230V Delta, Secondary Voltage: 460Y/266V, Temperature Rise: 150°C, Frequency Rating: 60 Hz, Winding Material: Aluminum, Frame: 918A, Design: DT-3, Voltage Taps: 1 at +5% FCAN, 1 at -5% FCBN, Horsepower Rating: 200 HP, Construction: Ventilated Dry Type Distribution, Dimensions: 31.44" W x 30.68" D x 62.18" H, Weight: 1850 lb, Certifications: UL Listed

Installation & Usage

1. Verify electrical specifications match system requirements and drive isolation needs
2. Ensure adequate ventilation clearances for dry type transformer cooling
3. Connect primary 230V delta supply according to Eaton wiring diagrams and electrical codes
4. Wire secondary 460Y/266V output to variable frequency drive or motor control system
5. Configure voltage taps as needed for precise system voltage requirements
6. Test transformer operation and verify proper drive isolation performance before energizing connected equipment

Professional Applications

Ideal for:

• Variable Frequency Drive Systems - Drive isolation and power conditioning for VFD installations and motor control applications
• Industrial Motor Control - Power distribution for large motor drives, pump systems, and industrial automation equipment
• Manufacturing Facilities - Process equipment power distribution with drive isolation for sensitive electronic controls
• HVAC Systems - Large commercial and industrial HVAC drive applications requiring power isolation and voltage transformation
• Water Treatment Plants - Pump drive systems and process control equipment requiring clean, isolated power
• Material Handling Systems - Conveyor drives, crane systems, and automated material handling equipment
• Process Industries - Chemical, pharmaceutical, and food processing drive applications with stringent power quality requirements
• Power Quality Improvement - Harmonic isolation and power conditioning for sensitive electronic drive systems

Drive Isolation Technology Advantage

Eaton's DT-3 drive isolation transformer technology provides superior electrical isolation between the utility supply and variable frequency drives, protecting sensitive drive electronics from voltage transients, harmonics, and electrical noise while ensuring clean power delivery for optimal drive performance and extended equipment life.

Why Choose Eaton Quality?

With over a century of electrical power management innovation, Eaton delivers proven transformer technology trusted by electrical professionals worldwide. This UL Listed drive isolation transformer combines advanced engineering, quality construction, and reliable performance, making it the preferred choice for electricians, electrical contractors, and facility professionals who demand superior power distribution and drive protection solutions.