supply , installation and commissioning of cp tru at iocl , vadinar , supply of 230 v ac operated automatic type cathodic protection transformer rectifier ( cptr ) unit of rating 25 v , 25a dc with scada linkage facility ( as per details mentioned in summary of requirements and technical specifications ) , erection , testing and commissioning of cp units ( cptr/cppsm ) ; including supply and installation of all facilities , materials etc , including fuses , all supporting structures , laying and connecting the 1100 v grade power cable ( 2 runs of 1c x 25 sqmm cu conductor xlpe insulated armoured cable ) from dcdb to cppsm unit / laying and connecting the 1100 v grade power cable ( owner provided 1 run of 3c x 10 sqmm al conductor xlpe insulated armoured cable ) from acdb to cptr unit , providing the earthing arrangement . the work includes furnishing the test results by conducting all the no load and on load tests on the cp units and adjusting settings as required and testing the pipeline section for full cathodic protection for entire stretch . the job complete in all respect shall include cost of all labour , tools as per specifications and directions of the site engineer/ eic ( as per details mentioned in summary of requirements and technical specifications )