National Grid Static Wound Equipment Framework Tender

Tender description

Supply, install and commission of transformers to our UK and US businesses. Lot 1: UK High Voltage Transmission Transformers and Shunt Reactors The manufacture, testing, delivery, install and Stage 1 commissioning (commissioned to preenergisation) of one or multiple of the following: 400kV (BIL 1425kV) - Transformers to 1100MVA - Shunt Reeactors to 200MVAr 275kv (BIL 1050kV) - Transformers to 240MVA - Shunt Reactors to 100MVAr Lot 2: UK Medium Voltage: Tertiary Connected Transformers The manufacture, testing, delivery, install and Stage 1 commissioning (commissioned to preenergisation) of: Tertiary Transformers : 33kV (BIL 170kV) to 60MVA including physical short circuit testing without concession to IEC specification Lot 3: UK Distribution Bulk Supply Transformers The manufacture, testing, delivery, install and Stage 1 commissioning (commissioned to preenergisation) of bulk supply transformers: 132kV (BIL 650kV) upto 90MVA Lot 4: UK Distribution Primary Transformers The manufacture, testing, delivery, install and Stage 1 commissioning (commissioned to preenergisation) of UK Primary Transformers: 66kV & 33kV CER - 66kV (BIL 325kV) upto 40MVA - 33kV (BIL 170kV) upto 40MVA 33kV CMR (5MVA) - 33kV (BIL (170kV) 5MVA upratable to 6.25MVA Lot 5: The manufacture, testing, delivery, install and Stage 1 commissioning (commissioned to pre-energisation) of US Low Voltage Primary Transformers UVDB Code 1.07.2700 (less than 10MVA) Lot 6: The manufacture, testing, delivery, install and Stage 1 commissioning (commissioned to pre-energisation) of US Medium Voltage (10 - 100MVA) Transformers​: MV Tx 10/12.5 MVA​ • MV Tx 12/16/20 MVA​ • MV Tx 24/32/40 MVA​ • MV Tx 30/40/50 MVA​ • MV Tx 33/44/55 MVA​ Lot 7: The manufacture, testing, delivery, install and Stage 1 commissioning (commissioned to pre-energisation) of: • Small Tx 3.75/4.687 MVA​ • Small Tx 7.5/9.375 MVA​