Category: Chile

El Totoral

66/12 kV, 15 MVA El Totoral Electrical Substation extension

Single busbar arrangement of 66 kV; construction of 66 kV switchgear bay and transformer installation of 66/12 kV, 15 MVA; 12 kV busbar extension; new bay with 12 kV feed. Next incoming work: complementary work related to electrical room.

Reñaca

Bosquemar 1×110 kV line – Tap Reñaca – Reñaca

Second electric wiring between TAP Reñaca and Reñaca Electrical Substation of 7.14 mi (11.5 km) of length, employing existing structures. Concón-Bosquemar 1×110 kV line modification. Complementary works of 110 kV switchgear bay Reñaca Electrical Substation, coupler bay in Reñaca Electrical Substation, electrical room, Bosquemar 110 kV Electrical Substation section 2 bus bar extension.

Cumbre

220 kV Cumbre Electrical Substation extension

Extension of equipment pad, main bus bars and of every common facilities of 220 kV switchgear area of the Cumbre breaker-and-a-half substation configuration. Medium-voltage switchgear adjustment; adjustment of protective equipment; communication lines; SCADA (Supervisory Control and Data Acquisition system); civil engineering works; assembly; grounding electrode; and testing of new equipment; among other works.

Nueva Pan de Azúcar

220 kV Nueva Pan de Azúcar Electrical Substation extension

220 kV Nueva Pan de Azúcar Electrical Substation switchgear extension by of addition of new control switch, medium-voltage switchgear adjustment; adjustment of protective equipment; communication lines; SCADA (Supervisory Control and Data Acquisition system); civil engineering works; assembly; grounding electrode; and testing of new equipment; among other works.

Maitencillo – Nueva Maitencillo

Maitencillo 2×220 kV line increase capacity – Nueva Maitencillo

220 kV transmission line replacement Maitencillo– Nueva Maitencillo; equipments substitution; communication lines; SCADA (Supervisory Control and Data Acquisition system); teleprotection system; grounding electrode; civil engineering works; among other works.

Valdivia

220/23 kV, 60 MVA Valdivia Electrical Substation extension

Transformer installation of 220/23 kV, 60 MVA, with corresponding bays at both voltage levels; construction of 23 kV switchgear bay that consists of a busbar with 8 bays; channels for 23 kV underground feeders. Build of 66 kV switchgear of main and transfer bus arrangement, with five extra spaces for additional bays; 220/66 kV, 60 MVA transformer installation with corresponding bays at both voltage levels; and channel for 66 kV underground feeders.

Linares Norte

Increase capacity of 1×66 kV MV line of Tap Linares Norte

Single busbar arrangement of 66 kV. Bus bar extension in 154 kV bay; building of 1×154 kV line switchgear bay; transformer installation of 154/66 kV, 75 MVA; construction of bus section bays. Bus bar extension in 66 kV bay; construction of bus coupler bay; relocation of line switchgear bay, building of bus coupler bay. Complementary work such as increase in capacity of 1×66 kV line with a length of 1.44 miles (2.32 km) and replacement of conductor for a 60 MVA conductor; construction of electrical room.

Chile

ERAG TAP Loma Alta Ancoa – PEHUENCHE hydroelectric power station

Engineering, provision, and assembly of ERAG (Automatic Generation Reduction and Disconnection Scheme) TAP Loma Alta Ancoa, Pehuenche hydroelectric power station.

Chile

Maintenance of 500 kV AAGDS (Automation of Automatic Generation Disconnection Scheme) system – PDCE (Extreme Weather Event Contingency Plan).

Preventive maintenance of phase II, stages 3 and 4 of the 500 kV system operational diagram at the following 500 kV Transformer Substations: Charrúa, Antuco, El Toro, Ancoa, and Alto Jahuel. Maintenance-on-call on the system operational diagram.

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