Adriatic Link – Fano HVDC Converter Station

Aerial view of the future Fano HVDC converter station site next to the Terna substation

In 2023, Terna Rete Italia launched the Adriatic Link tender for the construction of an electrical interconnection between the Marche and Abruzzo regions through a submarine connection and two converter and switching stations. The two converter stations will be built in Fano and Cepagatti respectively. Following the award of the Tyrrhenian Link project, Impresa Manca […]

Tyrrhenian Link – Selargius HVDC Converter Station

In 2022, Terna Rete Italia launched the Tyrrhenian Link tender for the construction of an electrical interconnection between Sicily, Sardinia and the Italian peninsula through a submarine cable and converter and switching stations. The project includes a western branch between Termini Imerese, in Sicily, and Selargius, in Sardinia, and an eastern branch between Termini Imerese […]

BESS Plant at the Enel Sulcis Power Station

Row of battery containers at the BESS plant of the Enel Sulcis power station in Portoscuso, aligned along the paved access road with the power station's chimneys in the background.

In March 2024, Enel Lybra Flexsys, a company within the Enel Group, awarded Impresa Manca, in a joint venture (JV) with Enemek, a Spanish company specializing in electrical and instrumentation works, the EPC contract for the construction of the BESS (Battery Energy Storage System) plant described below. Main Project Features Installed capacity of approximately 125 […]

AIS Electrical Substations for the Portoscuso and Sulcis BESS Plants

230/33 kV AIS electrical substation serving the BESS plants at the Portoscuso and Sulcis power stations, with insulators, gantries and conductors behind the perimeter fence and the industrial plant in the background.

As part of a joint venture (RTC) with SAET S.p.A. of Selvazzano Dentro (Padua), under an EPC contract, our company designed, built, tested and commissioned two 230/33 kV AIS (Air-Insulated Switchgear) electrical substations serving the new BESS (Battery Energy Storage System) plants for the client Enel Green Power. The Portoscuso substation was interconnected with the […]

Via Vaiano Valle Switching Station

Aerial overview of the Via Vaiano Valle Switching Station construction site in Milan, with the control building, line gantries and pylons inside the fenced area.

As part of the SET 3 Framework Agreement, under which Impresa Manca operates in a joint venture (RTI) with Siemens S.p.A., Siemens Energy, CESIT, and Impresa Pizzulo, Terna Rete Italia awarded the contract for the construction of the Via Vaiano Valle Switching Station. The project involves the redevelopment of a former Enel electrical substation acquired […]

Terna Selegas Substation

Terna Selegas Substation

Project In February 2019, we were commissioned by Terna Rete Italia a project for the construction of civil works of the Selegas 150kV power station in AIS (air-insulated) busbar execution and masts made using multifunction compact modules, according to the Terna unified design.   The design was under responsibility of Terna, which provided all the necessary […]