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Distribution Transformers

Engineered for Certified Performance, Safety & Operational Continuity

Delta designs and manufactures distribution transformers built under ISO 9001, NMX, ANSI and IEEE standards. Our solutions deliver efficient and reliable power distribution for industrial, commercial, residential, and infrastructure applications from 5 kVA to 5000 kVA.

Transformers

What Our Transformers Deliver

Our distribution transformers are engineered in-house using first-class magnetic cores, high-quality insulating materials and certified manufacturing processes. Each unit is designed for high efficiency, electrical safety and long-term reliability across demanding environments.

Transformer Types

Our transformer portfolio covers a wide range of configurations engineered to meet different electrical distribution needs. Each type is designed and manufactured under certified standards to ensure reliability, safety and optimal performance across industrial, commercial and residential applications.

Distribution Transformers from 5 to 5,000 kVA

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SUBSTATION TRANSFORMER

Used in electrical distribution networks or underground. Mostly used in private settings (commercial orindustrial), designed for heavy duty. Fully sealed, high resistance underextreme
condition environments and hard work.
One of the most used equipment in businesses and industries, since it is coupled to closed or open electrical substations. Used to power restaurants, movie theaters, hotels, industrial parks, among others. The Delta Transformers substation-type, standard NMX-J-284-ANCE, offers capacities greater than 225kVA up to 5000 kVA, at voltages of 34.5 kV and a basic insulation level of 200kV.

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PAD-MOUNTED TRANSFORMER

Used in underground electrical distribution networks and for outdoor operation. Safe, compact, aesthetic and provides various protection elements.
Residential use (subdivisions). The demand for electrical energy has increased considerably in recent years, as our environment is now fundamentally dependent on the uninterrupted flow of electricity. For this reason, we require increasingly reliable systems that allow us to perform our daily activities adequately. Safety and aesthetics have also been relevant factors for the increase in the use of underground
distribution systems in our country.
To meet these needs, Delta Transformadores offers a line of single-phase pad-mounted transformers

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DRY TRANSFORMER

Used to increase or decrease theprimary voltage level or secondary to a maximum of 600 V. For commercial or industrial use. Compact, free of risk of fire or explosions. Can be installed in indoor or outdoor electrical networks.
This equipment uses ambient air as acooling medium- as well as insulation- for their windings and components.
Its main function is the same as that of transformers immersed in insulating liquid, i.e. to adapt the primary voltage levels to those used in industries, residences and companies in general.

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POLE TRANSFORMER

Used in electrical networks for public or private air distribution. For private use (residential, commercial or
industrial) must comply with NOM-002-SEDE standards. Space saver and fast installation. In the installation of distribution networks, electric utilities may choose to run three-phase
overhead lines,depending on various factors such as high density, voltages, specific equipment requirements, among others. The use of three-phase transformersis convenient in these applications, and Delta Transformers
offers a line tomeet these needs.

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Engineered Performance & Technical Integrity

Our transformers are engineered under certified processes and built with high-quality materials to ensure long-term reliability, electrical safety, and optimal performance in demanding applications.

ISO 9001
certified engineering

Compliance with NMX, ANSI & IEEE standards

High-efficiency magnetic core designs

High thermal and mechanical resistance

In-house design, testing & traceability

FAT & SAT testing available

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Solutions for Industrial, Commercial & Utility-Grade Power Distribution

Industrial parks

Manufacturing plants

Commercial developments

EPC & utility projects

Hospitals & infrastructure

Data centers

Renewable energy support

& More

Certified Engineering & Quality Standards

Our transformers are designed, built, and tested under ISO 9001, NMX, ANSI, IEEE and NEMA standards. These certifications validate the quality, safety and operational reliability required in critical industrial, commercial and utility environments.

Global STANDARS ISO 9001
American National Standars Institute
National Electrical Manofactures Association
CERTIFIED NMX
CERTIFIED PRODUCTO ANCE
Productos made in Mexico

Need Engineering Support for Your Project?

Our engineering team can help you review specifications, select the proper configuration or adapt a transformer to meet your project’s exact requirements.

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