RWG awarded maintenance contract for aeroderivative gas generators

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National Grid has awarded RWG a framework agreement to maintain their fleet of Siemens aeroderivative gas generators. This five year agreement provides continuity of support for scheduled maintenance and field services for National Grid’s Industrial Avon and Industrial RB211 gas generators.



In addition, RWG has secured a separate contract for the overhaul of three Siemens Industrial Avon gas generators. Each engine is subjected to a unique, condition based work scope, tailored to National Grid’s operational requirements. Engine refurbishment is nearing completion at RWG’s original equipment manufacturer (OEM) approved Industrial Avon overhaul facility in Aberdeen, UK.  Performing this scope of work will ensure operational reliability and integrity of critical compressor train equipment used within National Grid’s UK gas transmission network.


National Grid has a large fleet of Siemens aeroderivative industrial gas generators including 30 Industrial Avon and 13 Industrial RB211 engines. This equipment, located at transmission stations across the length and breadth of the UK, provides essential mechanical drive capacity to ensure the energy needs of industrial, commercial and domestic users is met. RWG has provided on-site field support and workshop based major maintenance activity to National Grid for over 20 years.