supply of supply at site ,installation, testing and commissioning of lt in door panesupply at site ,installation, testing and commissioning of lt in door pane,supply at site ,installation, testing and commissioning of lt in door panel, made of crca sheet steel of 2 mm thickness and overall dimension, (hxwxd) = (2300x2000x900) mm . feeder pillar will have 800a tpn copper bus bar of 99.9% purity (electrolytic grade) having (50x10) sq.mm cross section for phase and (50 x5 ) sq.mm for neutral bus bar phase phase gap min. 75mm, phase to neutral min. 50mm& phase to body will be 50mm.al bus bar will be colour coded & to be fitted on dmc insulator. it will have ms channel (75x40x6)mm of size. panel comprising of two nos. acb of rating 800a, breaking capacity65ka 4p.415v mdo operational voltage 690v with all necessary related units including bus coupler of suitable rating/size, digital voltrmeter, ammeter, energy meter, ct etc. as incoming, one no. 630amp., 4 pole 415v on load change over switch for acessing the standby supply and ( 630a4 pole 65ka 415v mccbs- 2 nos with necessary accessories, 400amp 4 pole 65ka 415v mccbs- 2 nos. with necessary accessories, 250amp 4 pole 55ka 415v mccbs- 3 with necessary accessories) as outgoing with volt meter, ammeter, indication lamp etc. as per is specification & cee/grcs specification(if any) a with latest amendment (if any) . all mccbs are with adjustable thermal and fixed magnetic setting and necessary protection arrangement as required to complete the work in all respect. all accessories are to be provided to complete the work in all respect. as per direction of elect. (g) supervisor railway site incharge. the item should be as per is specification & cee/ser/grc office specification(if any) with latest amendmend. the item should follow the pcee/ser/grc office specification vide no cee/p/56/301/maintenance dt 12.12.2022 & latest (if any). each panel should consist of energy meter (digital whole current meter) positively. make:-panel