Strengthening of neutral Earthing of different Transformers at various substations under ETD, Mirzapur

Amount

Strengthening of neutral Earthing of following Transformers at various substations. The job includes Removal of soil over Delta earthing of different type of Transformers then finding main earth mat near delta earthing in X-Y axis by digging of soil including breaking of PCC Turfing/hard rock surface. Connect existing Delta earthing with X-Y axis 40 mm dia main earth mat with 75x10mm MS flat (MS flat shall be provided by department) as per standard of UPPTCL and as shown in drawing attached. Making 75x10mm MS flat riser which will be connected with other end of existing delta earthing of T/F and connect it with copper strip of T/F neutral bushing and painting of both 75x10 mm MS flat riser with single coat of primer then two coat of green paint. After completion of above work filling soil and levelling of surface to complete the job and make PCC turfing over the levelled surface wherever required as per standard of UPPTCL. All men material and T&P shall be provided by contractor to complete the job. Detail of Transformers as below- A. 132 KV Substation Lalganj i. 20 MVA Transformer-I 02 Job ii. 20 MVA Transformer-II 02 Job B. 132 KV Substation Chhanbey i. 40 MVA Transformer-I 02 Job ii. 40 MVA Transformer-II 02 Job

Sahaj Engineering