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Complete guide on medium voltage substation

·Updated on
Complete guide on medium voltage substation

In this way, they ensure that energy reaches industries, businesses, and other large consumers efficiently and safely.

Thus, these systems are essential for the balance and operation of the electrical grid, controlling the energy flow and protecting against overloads and faults.

How about learning more about the subject? Stay with us and check out our complete guide. Let's go?

Discover the types of Medium Voltage Substations

Medium voltage substations can be classified based on different characteristics, such as location and the type of protection of their components.

Thus, according to the NBR 14039 standard, medium voltage substations can be:

See what the components of a substation are

The main components of a medium voltage substation are:

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Pay attention to the current standards

It is essential to follow the current standards when designing and installing medium voltage substations, as they ensure safety and efficiency in energy supply.

The NBR 14039, for example, establishes the parameters for electrical installations with voltage between 1.0 and 36.2 kV, applying to all equipment in this range.

So, this standard covers aspects such as types of substations, safety distances, and ventilation.

For low voltage installations, the NBR 5410 defines the conditions for cable sizing, equipment, and protection devices for voltages up to 1 kV.

The REN 414/10, on the other hand, regulates the energy supply, especially for consumer units with an installed load above 75 kW, determining the need for substations with suitable transformers.

Bring your medium voltage substation project to Trifásica Elétrica

At Trifásica Elétrica, you will find all the necessary material for the installation of medium voltage substations, ensuring efficiency and safety in your project.

In addition, we offer special projects for metal-clad substations, developed with high-quality materials, always within the current technical standards.

Our commitment is to the excellence and durability of the equipment, providing solutions that meet the demands of any enterprise.

We have nationwide service, adapting our products to all standards required by energy utility companies.

Thus, you can trust Trifásica Elétrica to obtain cutting-edge materials and customized projects that ensure the best performance for your substation.

Did you like it? Then, contact us today!

Frequently asked questions

What is the difference between a primary substation and a substation?+

The primary substation is the medium voltage energy entrance assembly; substation is the broader term that includes transformation and distribution.

Do I need a project for the substation?+

Yes. A project according to NBR 14039 and approval from the utility company are mandatory.

Which standards apply?+

NBR 14039, NR-10, in addition to the standards for each equipment (62271-100, 60255, 5356, 60099-4).

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Trifásica Elétrica distributes medium voltage materials throughout Brazil.

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