________________MiniSub – Prefabricated Transformer Substation

Applications:

• The MiniSub is a Compact Prefabricated Transformer Substation of small dimensions, built as standard, tested and supplied from factory as a unit.
• It is characterized by the incorporation of an associated compact electrical assembly (A) of Medium Voltage.



Application sector:

• Industry.
• Infrastructure.
• Mining.
• Utilities and renewable energies.

General Characteristics:

• Tests made to the MB as an individual equipment and as a set in the MiniSub.
• Quick and easy equipment replacement.
• Prefabricated concrete enclosure.
• MV and LV cable input/output: Through 12 semi-drilled holes along the sides of the building.
• Monoblock construction unit plus removable cover.

Composition:

• CGMCOSMOS system (up to 24 kV) and CGM.3 system (36 kV).
• Up to 2 MV/LV distribution transformers with integral filling in liquid up to 36 kV and 1000 kVA(1) unit power.
• Low-voltage switchgear: Low Voltage Board(s).
• Direct interconnections via MV and LV cable.
• Grounding circuit.
• Lighting and auxiliary services.
• Protection, control and measurement units (Remote control, remote metering, built-in control, remote management).

Advantages:

• Ideal for areas with space restrictions.
• Availability of solutions with sloping roof./li>
• Equipotential surface.
• Fire protection.
• Containment of possible dielectric spills

IEC 62271 - 202 - IEC 62271 - 200 IEC 62271 -150 ENERSIS-ENDESA E-MT-023