Associated Electrical Industries (AEI)
Expertise and support for >70% of the installed base of legacy transformer on-load tapchanger in the UK, including OEM spares, kits, repairs, troubleshooting and refurbishment to ensure operational availability.
Overview
Associated Electrical Industries (AEI) was a British holding company formed in 1928 through the merger of British Thomson-Houston (BTH) and Metropolitan-Vickers. AEI was acquired by GEC in 1967 to create the UK’s largest industrial group.
Range We Support
- M21
- 2M21
- M32
- M52
- M54
- S21
- 3S21
- Others
Support
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Parts Support
Vast range of in-stock OEM parts. Next day delivery UK-wide, or same day if possible.
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Maintenance Kits
Our Maintenance Kit Management Scheme guarantees subscribers are supplied with – and pay for – only the OEM parts they need.
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Same Day / Next Day Delivery
We offer a next days service across the UK and where necessary a same day service.
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Original Drawings
Comprehensive library of Transmission Design Circulars (TDCs), original drawings, service and maintenance documentation. Many available for download.
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Design Upgrades
Plug-and-play upgrades for most standard drive plates. Add-on sensors and communications to integrate ‘dumb’ units with management systems.
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Refurbishment
Fully refurbished tapchangers supplied on an exchange basis. Or we can refurbish on site. Both guaranteed 5 years.
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Reverse Power Flow
For S21 only, we can assess the reverse power capability of many legacy tapchangers, to support new generation connections.
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Technical Support and Training
Experienced tapchanger engineers deliver on-site and in-factory support, training, maintenance, servicing, troubleshooting and a breakdown/repair service.
Documentation
Next Steps
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