De-watering pump room with two GI pipe lines for discharging Rain/Flood water into Konda Gedda canal at Visakhapatnam airport.-SH-Electrical works

Amount

SITC of 5HP Non clog self priming coupled pumpset with 3 phase motor and minimum delivary capacity of 850 LPM at head 12 meters including all accessories Motor DOL starter suitable for operating on 415V, 50Hz. 3 phase supply complete as required.(Similar to model no. SP3L+ ,Make : kirloskar) a. Pump casing : Cast iron. b. Impeller : Cast iron, Non clog type. c. Shaft : Stainless steel / Carbon steel. d. Minimum Solid handling capacity - 15mm. e. Degree of protection of Motor -IP54. f. Class of insulation of Motor-B. g. Motor shall be IE2 type or higher.

Supply of 3.5C x 25 Sq.mm, XLPE insulated and PVC sheathed/XLPE aluminium conductor armoured cable of 1.1 KV grade conforming to IS 7098 part -I with upto date amendments as required.

Supplying and laying of following size DWC HDPE pipe ISI markedalong with all accessories like socket, bend, couplers etc.conforming to IS 14930, Part II complete with fitting and cutting, jointing etc.direct in ground (75 cm belo ground level) including excavation and refilling thetrench but excluding sand cushioning and protective covering etc., complete as required. 63 mm dia (OD-63 mm & ID-51 mm nominal)

Laying of one number PVC insulated and PVC sheathed / XLPEpower cable of 1.1 KV grade of following size in the existingRCC/ HUME/ METAL pipe as required. Upto 35 sq. mm

Supplying and making end termination with brass compressiongland and aluminium lugs for following size of PVC insulatedand PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required. 3½ x 25 sq. mm (22mm)

Supplying and fixing following way, horizontal type three poleand neutral, sheet steel, MCB distribution board, 415 V, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder paintedb including earthing etc. as required. (But withoutMCB/RCCB/Isolator) 4 way (4 + 12), Double door

Supplying and fixing 63 amps rating, 240/415 V, 10 kA, "C" curve, miniature circuit breaker (MCB) suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required. 63A Four pole MCB

Supplying and fixing triple pole 32A 415 V, 10 kA, "C" curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required.

Earthing with G.I. earth pipe 4.5 metre long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal/ coke and salt as required.

Providing and fixing 25 mm X 5 mm G.I. strip in 40 mm dia G.I.pipe from earth electrode including connection with G.I. nut,bolt, spring, washer excavation and re-filling etc.asrequired.

Providing and laying earth connection from earth electrode with 6 SWG dia G.I. Wire in 15 mm dia G.I. pipe from earth electrode including connection with G.I. thimble excavation and re-filling as required.

Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required.

Providing and fixing 6 SWG dia G.I. wire on surface or in recess for loop earthing as required.