Medium Voltage Sub-Stations

O'Hara Engineering Services have over 20 years experience in the supply and installation of Medium Voltage Sub-Stations.

We have experience in all industries from Light Commercial to power critical installation such as Hospitals and data centres.

O'Hara Engineering Services offer service from inception to ongoing maintenance. 

20kV GIS Installation

A sample project of a critical 20kV Indoor GIS Switchgear Installation for a financial institution's data centre.

10kV AIS Installation

A sample project of a 10kV Indoor AIS bus-bar and equipment installation within an existing generating station

Generation Project

A sample project where 6MW of CHP Generation was installed on a private customer network