WBPWD/EE/KNHED/e-NIQ-17/25-26

PART A- Electrical Installation Work Cost of labour charges for dismantling the existing distribution wiring ,Old panel, main switches,AC points , computer points , power plug points , single tube light fittings ,twin tube light fittings , HTPN DB , SPNDB , fan , cable and other accessories and mending good the damages as to G.S by Co's own tools and tackles & submit to section office.

Distribution wiring in 2 x 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Gloster/RR kabel/Havells) in 20mm size PVC rigid conduit 'FR' (Precision make), with 1x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire for ECC, to light/fan/call bell points with Piano Key type switch fixed on MS CRC sheet metal (16 SWG) switch board cum JB on wall complete with 2 no. suitable size “Ph & N” copper bar incl. bakelite/Perspex (wall matching color) top cover 3 mm thick and incl. 175mmx100mmx65mm inspection box, making earthing attachment, painting the MS box and mending good the damages to original finish Average run 9 mtr

a)On Board

Supplying & Fixing sheet metal inspection box (16 SWG) of the following sizes flushed in wall by housing the same after cutting brick wall incl. making earthing attachment, painting and mending good damages to building works 200 mm x 150 mm x 65 mm

S&F of 2+12way SPN MCBDB comprising of 1no. 40A MCB DP Isolator as i/o & 10nos. 6/10A SPMCB as per G.S. with all necessary connections (Make: Legrand /Siemens/ ABB )

Supplying and fixing 415V 6/10A, 6 way TPN MCBDB comprising with of 1no. 63A FP Isolator and 18 nos.,(6- 32)A SP MCB with IP-42/43 protection, concealed in wall after cutting the wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment. (Make:Legrand/SIEMENS/ABB make)

Supplying and fixing double door 6 way Vertical TPN MCB DB concealed in wall after cutting the wall & mending good the damages to original finish INCOMING- Supplying and fixing 415 V, 160A Four Pole MCCB of Breaking capacity 25kA with fixed thermal and fixed magnetic / adjustable thermal and fixed magnetic setting in DBs and necessary connection -1No.(Make:Legrand/ABB/ Siemens) OUTGOING- Supplying and fixing 240V 63A TP MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs with all necessary connections.(Make: Legrand/ABB/ Siemens)

Supplying and fixing double door sheet steel (16SWG), powder coated cable end box for TPN DB horizontal / vertical enclosure with IP-42/43 protection, on angle iron frame on wall & mending good the damages to original finish with nuts bolts etc incl. provision for earthing attachment. 6 Way VTPN

Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level as below:By ISI-Medium GI pipe

Extra for providing masonery enclosure on the top of the earth electrode of overall size 86.36 cm x 86.36 cm x 46 cm deep (below Ground level) complete with cemented brick work(1:6) of 25 cm width duly plastered with cement morter (inside) CI hinged inspection cover of size 36.56 cm x 35.56 cm with locking arrangement, GI reducer including drilling of 46 nos. 12 mm dia holes on the GI pipe