Nomex® Electrical Insulation

CASE STUDIES

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ABB’s first 250 MVA, 400 kV fastdeployable transformer

ABB’s first 250 MVA, 400 kV fastdeployable transformer

ABB’s new fast-deployable transformer with hybrid insulation of DuPont™ Nomex® combines an exceptionally high power/voltage rating of 250 MVA, 400 kV with significant size and weight reduction for rapid transport mobility and fast deployment.

ABB’s Rapid Recovery Transformer Initiative

ABB’s Rapid Recovery Transformer Initiative

ABB, partnering with the U.S. Department of Homeland Security (DHS), delivered three modular transformers from its St. Louis, Missouri facility to a Texas substation within 20 hours in an emergency drill.  These transformers designed with DuPont™ Nomex® high-temperature insulation can be shipped and fully energized in less than a week.

Acela Express

Acela Express

The use of Nomex® paper and pressboard helps enable a lighter weight traction transformer design for Amtrak’s Acela Express, reducing the weight of the equipment transformer by between 15% and 25%.

Brithinee Electric Motor Repair

Brithinee Electric Motor Repair

For more than 30 years, Brithinee Electric has been building customer confidence and business growth with an uncompromising demand for quality and exclusive use of Nomex® insulation to meet its electric motor repair requirements.

Flanders Industrial Motor Repair

Flanders Industrial Motor Repair

Flanders Electric provides the highest quality power products and services, including industrial motor repair. An integral part of the quality equation is the use of Nomex® paper and Nomex® based laminates.

Hybrid Insulation Systems

Hybrid Insulation Systems

Yunnan Transformer Co. met reliability needs under extreme overload using Nomex® paper in liquid-immersed transformers with hybrid insulation systems.

Improving Motor Insulation Reliability at FMV

Improving Motor Insulation Reliability at FMV

FMV, a designer and manufacturer of industrial ventilators, improved reliability and doubled the service life of its asynchronous motors by upgrading to a Class F motor insulation system with Nomex® based laminate type NM.

Liquid-Immersed Transformer Retrofit

Liquid-Immersed Transformer Retrofit

Transformer retrofit with Nomex® insulation boosts operational flexibility, enhances reliability under demanding operating conditions and reduces maintenance costs for hydroelectric power plant.

Mobile Transformer Uprating | DuPont ™ Nomex ® Insulation

Mobile Transformer Uprating | DuPont ™ Nomex ® Insulation

Niagara Mohawk Power Corporation turned a mobile transformer failure into success by opting for a transformer uprating with Nomex® paper and pressboard, increasing capacity and versatility for less than half the cost of a new unit.

Over 14 GW – 6000 SLIM® and Bio-SLIM® Transformer Units installed since 2001

Over 14 GW – 6000 SLIM® and Bio-SLIM® Transformer Units installed since 2001

In 2000, CG Power Systems teamed up with DuPont to develop high-temperature, liquid-immersed transformers targeted at the wind segment. Today, thousands of wind turbine transformers with Nomex® insulation have been installed globally.

Reliability and high temperature performance in Nuclear Power Plants

Reliability and high temperature performance in Nuclear Power Plants

ABB selected Nomex® paper to help improve the reliability and thermal performance of its substation power transformers.

Reliable Slot Insulation

Reliable Slot Insulation

Whether it’s motor repair, rotor rebuilding, replacement laminations or stator restacking, Darby Electric relies on Nomex® paper and laminates for slot insulation and other critical applications to ensure quality that exceeds customer expectations.

Transformers in Urban Areas

Transformers in Urban Areas

Gaz Electricité de Grenoble chose a hybrid insulation system utilizing Nomex® for its transformers in urban areas, enabling it to install a low-noise transformer with a much higher rating in the existing substation.

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