Latest Tender Detail from central coalfields limited CCL for the tender for installation and commissioning of rear door interlocking of 3.3kv or 11kv vcb-ocb and maintenance free chemical earth pit for transformer neutral earth and body earth and ocb vcb earth of main 11kv/3.3kv substation under bhurkunda colliery. in patratu, jharkhand,. Reference number 15350630. Don't miss out on this chance to be part of a significant project. Register for free today to access the complete tender details and download the necessary documents. Seize the opportunity with Tender 18!