design, engineering, supply, installation and commissioning of natural gas electric heater skid at gmpl , material requirement , natural gas heater skid,electric-276 kw,two stacked vessel each with 3 phase heater bank,inlet gas temperature -(minus)12.8 deg. c, outlet gas temperature -(plus) 34 deg. c, min flow-300kg/hr,max flow-18500kg/hr,work pressure- 8kg/cm2, design pressure-15.0kg/cm2,shell material-carbon steel,sheath material-stainless steel,415v,3 phase,50hz,flameproof, iia/iib,ip55,heater type-shell & element,orientation-horizontal,heater watt density-less than 2.5w/cm2, standards:asme section-ii, section-v,section- ix, (bidder to quote the rate including any p & f charges as well as freight charges for delivery on fot gmpl mangalore site basis) , thyristorised heater control panel, for heater banks control of natural gas electric heater skid, with plc controller, free standing on floor, indoor use, ingress protection-ip42, input voltage-415v, 3phase, 50hz, output voltage-415v, 3 phase, 50hz,material-mild steel, copper bus bar, indian standard-is13947 (part-5/sec-2): 2004 (bidder to quote the rate including any p & f charges as well as freight charges for delivery on fot gmpl mangalore site basis) , service requirement , design, engineering & documentation of natural gas electric heater skid and submission of drawing , inspection & testing of materials at vendors works including tpi charges , mandatory spares as per 215498 c 0000 sp 1681 001 1 (technical specification for natural gas electric heater package) , supervision by engineer for erection, testing& commissioning at site as per scc