Our past is your future


Cullum Detuners Limited won a contract from Rolls-Royce Energy Systems Inc. (RRESI) to provide two sets of acoustic equipment for power generation sets driven by Trent 60 WLE gas turbines for Braintree Electric Light Department (BELD) in Braintree, Massachusetts.


Cullum provided a standardised design for the Gas Turbine enclosure and ventilation system. In addition, Cullum provided a project-specific design of generator enclosure complete with a ventilation system and filtration.

Key Deliverables

Gas Turbine Acoustic Enclosure
Enclosure Ventilation System Fitted with 3 x 50% Fan Units
Combustion Intake Silencer and Ductwork
Compressor Bleed Ventilation System
Support Steelwork Structure
Access Ladders and Platforms
Generator Acoustic Enclosure
Generator Direct Air Cooling Ventilation System and Filter

The equipment was built by sub-contract fabricators in North America with Cullum providing experienced support and supervision. The GT enclosure was delivered to RRESI’s facility at Mount Vernon, Ohio and the balance of equipment was delivered to site in Massachusetts.


Cullum has provided technical support and acoustic guidance throughout the installation and commissioning process.

Get in touch