Transformer Oil Removal

Contract summary

Industry

• Electric motors, generators and transformers - 31100000

• Distribution transformers - 31213200

• Repair and maintenance services of transformers - 50532200

Location of contract

North East

Value of contract

£20,000 to £30,000

Procurement reference

STSC-FB-0010A

Published date

16 July 2018

Closing date

5 July 2018

Contract start date

9 July 2018

Contract end date

30 September 2018

Contract type

Service contract

Procedure type

Single tender action (below threshold)

Contract is suitable for SMEs?

Yes

Contract is suitable for VCSEs?

No

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Description

As part of a wider refurbishment project on the South Tees Site Company's (STSC) 66kV High Voltage Distribution network, STSC wish to appoint a suitably qualified and experienced provider to drain, store, recondition, and refill two 66kV to 11kV plant main power transformers (referred to as T67 & T68) and associated equipment.

The service is to include the supply labour and specialist equipment for the following for each transformer (2 off):

Stage 1 (Transformer No. 1)
• Removal of transformer oil from a the 30MVA transformer main tank, cooler, tank tool gear and associated pipework, volume of oil approximately 3401 gallons. Deadline: oil to be removed by 13th July 2018
• Off-site storage of oil at a suitable facility for approximately 30 days
• Application of Nitrogen or Dry Air blanket to the transformer No.1 to maintain the suitable preservation of the transformer internal parts & components:
o Provision, use, and connection of Dry air machine at site
o Connect pipework and satisfactorily supply the transformer main tank with Dry Air
o Connect Nitrogen bottle, regulator & connections, etc.
• Recondition oil* and re-fill**
• Oil processing pass within the transformer tank, cooler bank and pipework

Stage 2 (Transformer No. 2)
• Removal of transformer oil from a the 30MVA transformer main tank, cooler, tool gear tank and associated pipework, volume of oil approximately 3401 gallons
• Off-site storage of oil fat a suitable facility for approximately 30 days
• Application of Nitrogen or Dry Air blanket to the transformer No.2 to maintain the suitable preservation of the transformer internal parts & components:
o Provision, use, and connection of Dry air machine at site
o Connect pipework and satisfactorily supply the transformer main tank with Dry Air
o Connect Nitrogen bottle, regulator & connections, etc.
• Recondition oil* and re-fill**
• Oil processing pass within the transformer tank, cooler bank and pipework

The wider project is due to commence on the 16th July 2018 and the first transformer will be required to be drained prior to this date.

Full details can be found in the ITT document and supporting information attached.

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More information

Previous notice about this procurement

Transformer Oil Removal

• Opportunity
• Published 27 June 2018

Attachments

• STSC-FB-0010 Transformer Oil Removal - ITT.docx
• Tender notice
• STSC-FB-0010 Transformer Oil Removal - ITT

• STSC low value terms.pdf
• Bidding documents
• STSC-FB-0010 Transformer Oil Removal - Terms & Conditions

• ECO1331.pdf
• Technical specifications
• Appendix A - GA Drawing of the T67 transformer and oil cooler

• Photographs of transformers in situ.pdf
• Technical specifications
• Appendix B - Photographs of the transformers in situ

Additional text

All communication relating to this tender must be made via the Procurement Team, email: procurement@stscltd.co.uk

Please use this email address to:
• Confirm intention to submit a tender
• Raise any questions during the tender period
• Return the completed tender

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Award information

Awarded date

9 July 2018

Contract start date

16 July 2018

Contract end date

30 September 2018

Total value of contract

£23,100

This contract was awarded to 1 supplier.

Utility Oils Limited

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About the buyer

Contact name

Filippa Brimmell

Address

Teesside Management Offices
Trunk Road
Redcar
TS105QW
England

Email

procurement@stscltd.co.uk