Cane Hall Transformer Replacement, St Vincent, West Indies.

Vinlec is responsible for the Generation & Transmission and Distribution of electricity to 42,000 customers on the 32 islands of St Vincent & The Grenadines in the West Indies.

It was necessary to re install an existing transformer at Cane Hall Substation after it had been sent back to the manufacturers to have the tertiary winding re wound. Upon completion it was shipped back to Kingstown, St Vincent and Wootton & Wootton were awarded the project to carryout the following works:

• To supply project management & liaise with client on a daily basis
• To supply labour tools & equipment to accept delivery & position 33/11kv 10MVA transformer onto plinth
• To supply labour tools & equipment to install primary & secondary bushings
• To supply labour tools & equipment to install to install primary & secondary cable boxes
• To supply labour tools & equipment to install radiators / cooling fins
• To supply labour tools & equipment to install conservator, associated pipework & Bucholz
• To supply labour tools & equipment to install & terminate all control cables
• To supply labour tools & equipment to fill transformer with new insulating oil and carryout oil filtration works
• To supply labour tools & equipment to commission the transformer, to include; winding pressure tests; HV & LV CT primary injection test; Ratio checks; temperature indicator tests & cable pressure testing
• To supply labour tools and equipment to install 3 x 33kV indoor switchgear terminations
• To supply labour tools and equipment to install 3 x 33kV indoor transformer terminations
• To supply labour tools and equipment to install 3 x 11kV indoor switchgear terminations
• Upon completion hand over all associated QA documentation & test certificates

After a difficult & frustrating project in a country where there is little in the way of infrastructure & support; the transformer was successfully energised on time and on budget. This was despite the daily challenges which were overcome with professionalism, dedication and close cooperation with Vinlec and the local main contractor.