8500 PROVISION ELECTRICAL WIRING AT MMD BLDG AT NSTL UNDER AGE (I) R n D NSTL, VISAKHAPATNAM AND SPECIAL REPAIRS AND REPLACEMENT OF VCB BATTERIES ALONG WITH BATTERY CHARGER INSTALLED IN CAVITATION BUILDING AT NSTL VISAKHAPTANAM

Amount

Supply,installation and commissiong of 2 Volt 100 AH 55 Nos VRLA sealed maintenance free batteries suitable for VCB Battery bank with complete accessories all as specified and directed by Engr-in-charge.Make of Batteries :- Amara raja/Exide/Tech Equivalent of other make complete

Supply,installation and commissioning of Amara raja Make 110 Volts,25 Amps float cum boost charger with inbuilt DCDB & RS 485 comminicaton,three phase 4 wire full wave controlled complete with all connected accessories all as specified and directed by Engr-in-charge.

Material and labour point wiring with 1.5 sqmm (nominal cross section area) single core PVC insulated unsheathed cable of 1100 Volts grade (FRLS) multistrand with copper conductor drawn through and including non metallic, rigid PVC conduit of adequate size with all fittings and conduit accessories concealed in wall/ceiling/floor/roof etc. including 1.6 mm thick sunk mild steel terminal box with 3mm thick plastic laminated sheet top cover, cadmium plated iron screws for housing the switches, socket outlets including provision of 1.5 sqmm green in colour PVC insulated copper conductor single core multistrand (FRLS) for earth continuity conductor and connected to common earth dolly all as specified for the following:- (a) One light point control by one switch

All as per item No 3.00 but One ceiling fan/exhaust fan point control by one switch

ditto as per tiem No. 3 but wire 2.5 sq mm cable for switch socket outlet independent 3 pin 6 amps with 2.5 sq mm cable as earth continuity conductor.

ditto all as per item No.3 above but below/parallel the switch board of 3 pin 6 Amps socket in the same vertical/horizontal plane.

ditto as per item No. 3 above but wire 4.0 sq mm cable for switch socket outlet 3 pin 16 Amps with 4.0 sq mm as earth continuity conductor.

Supply and fix modular switch one way 6 Amps, 1 module including cover plate and metal flush box complete all as specified and directed.

Supply and fix ceiling rose, surface bakelite 3 terminals, PVC/polycarbonate, isolated body, ISI marked.

Supply and fix modular socket outlet 6 amps, 2/3 pin combined 2 module including cover plate and flush box complete all as specified and directed.

Supply and fix modular switch one way 16 Amps, 1 module including cover plate and metal flush box complete all as specified and directed.

Supply and fix modular socket outlet 6/16 amps, 2/3 pin combined 2 module including cover plate and flush box complete all as specified and directed.

Supply and fixing LED luminaire 600 mm x 600 mm,35/36 watt, 220 V AC recessed type with high efficiency PMMA diffuser soft glare free light complete with driver, holders & LED lamp suitable for roof ceiling including connecting up with driver three core flexible copper conductor cases of suitable size complete.

Taking down the old mirror light & Supply and fixing LED light fitting mirror type with high out put diffuser 2 feet, 10 watt 220 V AC decorative type with driver holder and LED lamp including connecting up with three core flexible copper conductor cable of suitable size complete.

Taking down the old unserviceable SK fitting/ FTL fitting/ lamp holder and taken as credit and Supply and fixing (4FT) 20 W LED fitting baten fro surface and wall conduit mounting High Transmissitivity diffuser High lumen Output PF > 0.98, thd < 10 % wall mounted type fitting with LED tube rod , complete all as specified and directed by Engr-in-Charge. Make : Bajaj Cat No.BCLAB20WLEDPS

Taking down the old light & Supply and fixing LED street/Bldg security light fitting 35 Watt 230 V AC outdoor type with high pressure die cast aluminum hosing and heat resistant complete with driver, lamp bracket with impact and corrosion resistant including thermal management in multiple optics complete with IP 65/66 protection complete.

Supply and fixing in repair VTPN DB's 8 way vertical type 415 V, double door suitable for housing of 100 Amps MCCB as main incoming complete all as specified and directed.

Supply and fix in repair single pole and neutral enclosure with a two pin and earth plug and socket complete with one single pole MCB 20 Amps complete all as specified and directed.

Supply and fixing in repair MCCB, AC 415 V, 50 HZ, fixed type, capacity 100 Amps, 4 Pole, 16 KA, suitable to be fixed in 4/6/8/12 way TPN DB complete all as specified and directed.

S & F in repair MCB DB double door SPN 12 Way with 200 Amps rated copper bus bar complete all as specified and directed.

Supply and fixing amp rating 240V, 10KA 'C' curve miniature circuit breaker (MCB) of following poles and current carrying capacity in the MCB DB complete with connection testing and commissioning.(i) SP 5 To 32 AMP

Supply and fixing amp rating 240V, 10KA 'C' curve miniature circuit breaker (MCB) of following poles and current carrying capacity in the MCB DB complete with connection testing and commissioning.(i) SPN 40 To 63 AMP

Supply and fixing 415V 10KA 'C' curve miniature circuit breaker (MCB) of following poles and current carrying capacity in the DB complete with connection testing and commissioning. (i) TP 25 To 63 AMP

M&L for earthing to switch gear/MCB DB with mild steel earth plate electrode 60cmx60cmx6mm thick burried directly in ground (earth pit not less than 2.25m deep below normal ground level) connected to galvanised iron earth lead 4.0 mm dia by means of galvanised iron nuts, bolts and washer, earth lead connected to eqpt as directed, earth plate surrounded with adequate quantity of charcoal dust mixed with common salt to a packed thickness of 15 cm all around the plate including necessary earth work, PCC chamber and reinforced PCC cover made by PCC 1:3:6 type C-1 as in pit chamber and RCC pit cover 50 mm thick precast RCC 1:2:4 type B-1 duly reinforced with 6mm dia MS bar at 150mm c/c both ways with 10 mm dia MS round bar as handle, 20 mm bore GI pipe medium grade for watering and 40 mm dia GI pipe light grade for protection of earth lead up to 3 mtr with funnel, wire mesh etc with and including testing complete all as specified and as shown in electrical plate No 3 of MES sch Part I.

Earthing continuity galvanised iron earth lead of 4.0 mm dia or main earthing lead fixed to wall with clamps or recess or croses or buried in ground or drawn in conduits/pipe or fixed to poles or any other indicated situation for loop earthing etc as required all as specified and directed by Engr-in-Charge.

S & F in repair sub main wiring for circuit of size 4 sq mm 2 core (FRLS) alongwith earth wire of 4 sq mm single core of FRLS PVC insulated unsheathed cable, 1100 volts grade with multistranded copper conductor including PVC conduit of suitable size complete all as specified and directed by Engr-in-Charge.

All as per item No. 26 above but of size 2X6.0 sqmm+1x6.0 sqmm size in pvc conduit of suitable size complete all as specified and directed by Engr-in-Charge.

Supply, laying of cable XLPE Insulated galvanized steel strip or wire armored, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 50 sq mm 3.5 core complete all as specified and directed.

Excavation in trenches in soft/loose soil n.exc. 1.5M wide & n exc 1.5M deep for laying of LT cable ,GI pipe line & for street light pole getting out including forming bottom surface all as specified and directed.

Returning, filling in, trenches including spreading, levelling, watering and well ramming in layer n.exc. 25 CM in any type of soil after the pipe laid & tested complete all as specified and directed.

Removing excavated surplus soil to a distance n.exc. 50mtr and depositing where directed at a level n.exc. 1.5 m above the starting point all as specified and directed

Material and labour for road cutting of trench width & depth of 30cm,60 cm for laying of UG XLPE LT cable complete all as specified and directed by Engr-in-charge.

Disconnecting of existing unserviceable LT UG cable from trench or duct or from wall with removing clamps/ pipes all as specified and directed. Note : Excavation and earth work measured and paid separately.

Supply and laying un-reinforced precast concrete cable cover Class LV type I, size 250 x 150 x 40mm.

M&L for dry sand cushioning to under ground cable intrenches including spreading, levelling and hand punning complete all as specified.

M&L for plain cement concrete (1:3:6) type C2 using 40mm graded stone aggregate in foundations filling and mass concrete complete all as specified

M&L for GI tubes light grade of 50 mm dia complete with all fittings laid in floors/trenches for cable protection at road crossing & cable protection for street light poles including taking down of old GI pipe complete all as specified and directed by Engr-in-charge.

Sakuntala Engineering

LAKSHMI SAI CONSTRUCTIONS

K RESHMA ENGINEERS & CONTRACTORS

suresh electricals

M/S SURENDRA ENGINEERING WORKS

m/s prakash enterprise