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Low-voltage transformers

General purpose ventilated transformers

Eaton types DS-3 (single-phase) and DT-3 (three-phase) general purpose ventilated dry-type transformers are two-winding, self-cooled, and available in a wide variety of primary and secondary voltage combinations. General purpose transformers are designed for continuous operation at rated kVA. They are designed, manufactured and tested in accordance with all of the latest applicable ANSI, NEMA and IEEE standards.
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Dry-type distribution transformer flex center line card Transformer distribution catalog
Voltage class
600 V
Ratings
Single-phase 7.5-333 kVA Three-phase 7.5-1500 kVA
Winding conductor
Aluminum or copper

Core features

  • Includes transformers with DOE 2016 and NEMA TP-1 efficiency requirements, and transformers with other efficiency requirements
  • Ventilated dry-type distribution transformers provide options in aluminum or copper windings
  • Available in 150 °C, 115 °C, and 80 °C temperature rise
  • Optional low-sound 3 dB and 5 dB below NEMA ST-20 standard
  • Available in 60 and 50 Hz
  • NEMA 2 standard enclosures, NEMA 3R with field-installed weathershields
  • Transformers include a versatile bonding/grounding bar affixed to the bottom panel as standard, to provide compliance with NEC 450.10(A)

We have you covered.

Our most popular low voltage, dry-type ventilated transformers are in-stock nationwide at our regional warehouses.

Find models and locations
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See how Eaton's transformers can reduce your arc flash energy

 

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Important aspects of dry-type distribution transformers

Explore best practices for the installation and inspection of dry-type distribution and power transformers

Learn more

View design guide (layouts, technical data and application information)

Download guide spec (26 22 13)

View transformer distribution catalog

Transform your dry-type transformers beyond standard

Anytime you are looking for help solving your non-standard or advanced dry-type transformer needs, our experienced team of industry experts will collaborate with you to redefine what's possible.
Discover Dry-Type Transformers Flex Center

Now includes lugs!

Select Prime aluminum and copper units now include lugs. Lug pack in included (not installed).

Lugs are not included on all units and apply only to Prime inventory.

See product details for availability
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Specifications

View design guide (layouts, technical data and application information)

Download guide spec (26 22 13)

View transformer distribution catalog

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Eaton is an intelligent power management company dedicated to improving the quality of life and protecting the environment for people everywhere. We are guided by our commitment to do business right, to operate sustainably and to help our customers manage power ─ today and well into the future. By capitalizing on the global growth trends of electrification and digitalization, we’re accelerating the planet’s transition to renewable energy and helping to solve the world’s most urgent power management challenges.
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