Class 220℃ Insulation 2000kva VPI Transformer 6.9kv To 480V Medium Voltage Dry Type Transformers

Class 220℃ Insulation 2000kva VPI Transformer 6.9kv To 480V Medium Voltage Dry Type Transformers

Winley Electric’s 220℃ Class R Vacuum Pressure Impregnated (VPI) Dry-Type Transformer is built around a premium NOMEX® paper insulation system and backed by comprehensive UL/cUL certification, this transformer delivers unmatched thermal resilience, regulatory compliance, and operational efficiency—critical for environments where downtime and safety risks are unacceptable .

Winley Electric's 220°C insulation class transformer UL certification

220℃ Class R Transformer Designed to meet ANSI, IEEE, and DOE 2016 standards, it excels in high-temperature settings (up to 40°C ambient) making it a versatile solution for data centers, manufacturing facilities, hospitals, and outdoor power distribution networks .

Main data

Technical drawings

Key Benefits of Winley Electric 220℃ Class R Dry-Type Transformer

1.NOMEX® Paper Insulation System
Enables 220℃ Class R operation for extended service life, features an oil-free design that eliminates fire and leak hazards to suit indoor critical applications, and delivers high dielectric strength and contamination resistance for low maintenance requirements.

2.NEMA 3R Outdoor Enclosure Compliance
Boasts weatherproof protection against rain, snow and dust for flexible indoor and outdoor use, removes the need for extra shielding to cut installation costs, and meets strict North American outdoor equipment standards for seamless market access.

3.99.40% High Efficiency
Exceeds DOE 2016, IEEE and CSA standards to lower energy costs, reduces heat output to ease cooling system load and extend component lifespan, and aligns with North American sustainability goals for greener operations.

4.Vacuum Pressure Impregnated (VPI) Technology
Seals insulation into a solid unified structure to enhance mechanical and seismic stability, improves moisture and corrosion resistance for reliable performance in harsh environments, and eliminates air gaps to reduce partial discharge risks and boost overall safety.

5.UL/cUL & Industry Certifications (North America Focused)
Features dual UL/cUL listing for the U.S. and Canada while complying with ANSI/IEEE/NEMA standards to eliminate regulatory barriers, is seismic-qualified to withstand earthquake-prone regions.

Specification

Production process

220℃ insulation dry type transformer

2000kva medium voltage transformer

6.9kv to 480v VPI transformer

Class 220℃ Insulation 2000kva VPI Transformer 6.9kv To 480V Medium Voltage Dry Type Transformers Images