supply of welding socket unitwelding socket unit,supply of welding socket unit of dimension 380(l)x650(w)x300(d) duly housed in outdoor made of high quality thermoplastic polycarbonate pc gfs (shock proof,weather pr oof, rust free, fire retardant, high impact against mechanical load) and should have degre e of ingress protection ip 65 as per iec 60529 to perform under ambient temperature - 35 deg c upto +80 degc. type of mounting: tubular pole mounting, mounting sheet material/canopy should be made of hot dip galvanized iron flat sheet material with thickness shall not be l ess than 2mm and ms flat frame (32x6)mm to be welded on gi sheet. the welding socket unit should comprisisng of the following items. 1.) copper bus bar (r,y,b,n) of each bus bar dime nsion (30x10)mm rating range 100-200amps, and separate earth strip confirmed to is 1897:200 8 or lastest.2.) 63amps 4pole residual current circuit breaker with operating volt age of 41 5volts, 50hz, tripping range : 30ma 3.) 63amps 4pole (3p+n) miniature circuit breaker with ope rating voltage of 415volts, 50hz, breaking capacity range : 10/16/25 ka 4.) 20amps 2pole (p+n) miniature circuit breaker with operating voltage of 230volts, 50hz, breaking capacity range : 10/16/25 ka (all rccb and mcb confirming to is/iec 60898-1:2002 or latest with isi mark), pref ferable make: legrand, havells, schneider, hager, l&t.5.) 63amps 5pin (3p+n+e) and 20amps 3p in (p+n+e) industrial welding socket (with spring supporting door) and suitable plug worki ng on 415volt ac supply, 50hz, of degree of protection ip 67 are designed as per iec 60309-1 and 60309-2, preferable make: schneider, hensel-walther, cape. 6.) 4runs of 16sqmm cu. frls wire. (each r,y,b,n) from copper bus bar to rccb (incomer), 4runs of 16sqmm cu. frls wire fr om rccb (outgoing) to 63amps mcb (incomer), 2runs of 6sqmm cu. frls wire from rccb (outgo ing) to 20amps mcb (incomer), 5runs of 16sqmm cu. frls wire from 63amps mcb(4runs) & green wire from earth strip(1run) t