Medium Voltage Apparatus

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Primary and secondary distribution equipment components and enclosures from 1 to 52 kV for indoor and outdoor application.

In addition to supplying complete high-technology equipment and systems, ABB also offers a wide variety of discrete apparatus. This apparatus is available for original equipment manufacturers (OEM) to incorporate in their own installations or for use in repair, retrofit and upgrade projects.

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Our offering

Videos

VD4 evo - medium-voltage indoor circuit breaker

VD4-AF medium-voltage indoor circuit breaker

For steel furnace protection

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VD4-CS medium-voltage indoor circuit breaker

For capacitor bank protection

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VD4G and ADVAC® G medium voltage circuit-breakers

For generator applications

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VD4 is the hidden hero in our everyday life

Energy for your life

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We’ve asked ABB colleagues what keywords describe the MV indoor circuit breaker VD4 to them – part 1

From our energy, to yours.

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We’ve asked ABB colleagues what keywords describe the MV indoor circuit breaker VD4 to them – part 2

From our energy, to yours.

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News

How a conversation sparked a new MV circuit breaker for NEPSI

A digital "breakertrough"

ABB unveils ‘tomorrow ready’ digital circuit breaker

How the circuit breaker has evolved since 1924

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Global Press Release: ABB unveils ‘tomorrow ready’ digital circuit breaker

As power systems around the world transform, ABB is continuing to lead their seamless digital transformation with the evolution of its respected VD4 medium voltage (MV) circuit breaker.

ABB celebrates 90 years of IEC medium-voltage fuses production

The ABB factory in Przasnysz, Poland, celebrates a key milestone in the production of medium voltage (MV) fuses

Enel gives world’s oldest geothermal energy plant a new lease of life

ABB delivers the primary distribution solution and robotic technologies for Wärtsilä’s new Smart Technology Hub in Finland

ABB is delivering the primary power distribution solution with protection relays and robotic technologies to technology company Wärtsilä’s Smart Technology Hub research, product development and production center, which is being completed in Vaskiluoto in the city of Vaasa, Finland.

Fast deployment of ABB digital solution ensures power availability to a Centrin Data Systems data center

ABB installs a digital solution for a large-scale advanced data center in East China with over 80 percent faster commissioning and reduced on-site wiring resulting in 40 percent reduction in project delivery time.

Visit ABB’s Distribution Solutions factory in Brno, Czech Republic, directly from your office or home

Take the new Virtual Factory Tour and explore the production halls of medium voltage (MV) air and gas insulated switchgear, low voltage (LV) switchgear, and the biggest MV IEC Instrument Transformers and Sensors factory in the world.

Chengdu Tianfu International Airport takes off with ABB technology

Chengdu, CHINA, JUNE 28, 2021 - To drive energy efficiency and performance, ABB installs intelligent building control systems at Chengdu’s new greenfield airport which will serve over 50 million people.

Press release

ABB releases new vacuum VD4G-63 circuit breaker for generator applications

Full protection of your generator assets with small footprint for a cost-optimized solution.

Video

VD4-AF - medium voltage circuit breaker for steel furnace operation and protection

News

ABB delivers state of the art technologies to Italy’s most innovative data center from market leader, Aruba

News

ABB medium-voltage sensors now compatible with A. Eberle intelligent electronic device

News

Would you drive a car without an airbag?

Story