© ABB Group - Only for internal use July 15, 2015 | Slide 1 Dry type transformers Zaragoza...

© ABB Group - Only for internal useApril 19, 2023 | Slide 1

Dry type transformers ZaragozaTransformers for outdoors operation

Name, department/event, date


ABB in Zaragoza: Dry type transformers for outdoors operation

Special outdoors operation design

Optional accesories

Index



Dry type transformers normaly operate indoors, however provided with a special design, ABB Zaragoza dry type transformers can also operate in outdoors installations.

ABB in Zaragoza has large experience manufacturing transformers for outdoors use, as well as different solutions depending on the site where the transformer will operate.

Several hundreds dry type transformers for outdoors operation have already been manufactured by ABB Zaragoza, one of the most experienced and expert factories manufacturing dry type transformers worldwide.




Optional accesories

Index


Special outdoors operation design Protection degrees

Special roof in order to avoid water

leakage.

Detail IP23Detail IP33


Enclosure openings are provided of a special mesh, which will avoid water entrance to the enclosure.


Detail IP44 inner side

Detail IP44 outer side


In case of direct high sunlight, external roof protection is recommended.


Vacuum cast coil transformer for petrochemical

application.


Special outdoors operation designOutdoors operation enclosures

The choice of the painting procedures depends on the corrosive ambient in which the transformer will operate:

C3H

C4H

This special procedures assures a high durability of the painting.

IP23




Optional accesories

Index


Optional accesories

Transformers for outdoors operation, may be equipped with some space heaters which will avoid condensation in the coils surface.

In order to avoid lightning damage, transformers can be equipped with surge arresters.

Marshalling box IP65 also available.

Space heater Surge arrester


Optional accesories

Depending on the relative humidity and the corrosive ambient of the site where transformers will be installed:

metalic parts can be galvanized,

Low Voltage coils can be sealed or encapsulated.

Low Voltage sealed

Low Voltage casted

Cooling system




Optional accesories

Index

© ABB Group - Only for internal use July 15, 2015 | Slide 1 Dry type transformers Zaragoza...

Documents

Transcript of © ABB Group - Only for internal use July 15, 2015 | Slide 1 Dry type transformers Zaragoza...