REPAIR/ REPLACEMENT OF LT UG CABLE/ LT OUTDOOR PANELS, MAINTENANCE TO E/M INSTALLATION/ SUBSTATION, MCCB AND CONNECTED WORKS AT HQTC BANGALORE

Amount

Excavation in trenches not exc. 1.5m wide and not exc 1.5m in depth and getting out in hard/dense soil for laying of cable trenches all as specified and directed.

Returning filling in, including spreading, levelling, watering and well ramming in layer not exc 25cm all as specified.

Removal of surplus soil (excavated soil) to distance not exceeding 50m and depositing where directed at a level not exc 1.5m above the starting point and all specified.

Taking out old underground cable of any size and any core including all fittings all as speciifed and as directed. Note : good conditioned bricks , PCC covers will be kept aside and duly stacked for reuse and will be measured under respective item of schedule.

Supply and Laying of cable XLPE insulated screened PVC bedded, galavanised steel strip or wire armored, electric power cables (heavy duty) 1100 volts grade with stranded aluminium conductor of following sizes :-

300 sqmm 3.5 core

240sqmm 3.5 core

185 sqmm 3.5 core

120 sqmm 3.5 core

95 sqmm 3.5 core

70 sqmm 3.5 core

50 sqmm 3.5 core

35 sqmm 3.5 core

25 sqmm 4 core

16 sqmm 4 core

10 Sqmm 2 core

Supply and spread dry clean river sand in trenches for cable cushioning all as directed and specified.

Supplying and laying un-reinforced precast concrets cable cover class LV Type 1 flat size 250x150x40 MM

Laying only bricks , PCC covers removed from srl item No 4 above for protection of UG cables all as directed .

Boring of holes under road, pavement, hard standing by trenchless technology using ultra sound technique and necessary machine including HDPE pipe of 150mm dia suitable for 0.4mpa working pressure all as directed.

Supply and Fix GI tubing 'Light' grade for cable protection fixed in poles/walls/laid under roads/crossing etc for following sizes and all as specified.

100mm bore

80mm bore

50mm bore

Supply and fixing of Straight through joints (Heat Shrink Kits) for LT underground cable complete for Armoured ,PVC sheathed Aluminium conductor cables by excavating earth, identifying the fault, making proper joint of cable after rectification & returning soil back to earth all as specified and as directed for the following sizes:-

3.5 core cable 16 to 35 Sq mm

3.5 core cable 50 to 95 Sq mm

3.5 core cable 120 to 185 Sq mm

3.5 core cable 240 to 300 Sq mm

Supply and fixing of End termination indoor / outdoor joints (Heat Shrink Kits) for LT underground cable complete for Armoured ,PVC sheathed Aluminium conductor cables including takingout damaged joints, connecting and testing all as specified and as directed for the following sizes:-

3.5 core cable 150 to 185 Sq mm

3.5 core cable 240 Sq mm

3.5 core cable 300 Sq mm

Supply & Fix MCB TPN 63A "C" curve, 415V,10KA breaking capacity incl taking down unserviceable MCB all as directed.

Supply & Fix busbar chamber (Al busbar-4 Nos)63 Amps , 8 way , 415 volts including taking down old busbar complete all as directed. Make : Standard, Cat No ISBC006308 or equivalent.

Supply & Fix MCCB 3 pole adjustable type 63Amps, 16 kA ,including taking down old MCCB all as directed. Make Legrand or equivalent

Supply & Fix MCCB 4 pole adjustable type 100 Amps, 25 kA ,including taking down old MCCB all as directed.

MCCBs four pole adjustable type with breaking capacity 36 KA including taking down unserviceable MCCB's and connecting, complete all as speciifed and directed of following capacities :-

Material & Labour for servicing, cleaning, dusting both side of indoor LT Panel board incl carrying out necessary repair to the existing panel , replaceing the unserviceable spares , welding the damage doors, repair/replacement of door handles/locks of any type, replacing the old rusted frames incl painting the panel withone coat of approved colour over a coat of red oxide primer also connecting up the cables all as specified & directed

Weather proof busbar chamber 600x450x300MM made out of 2 MM thick CRCA steel sheet & 40x5 MM angle iron frame suitable for mounting 1 mtr above ground level with locking arrangements incl. Provn of 4 Nos aluminium busbar of 200 Amps rating mounted on insulated frames 2 Nos incl. connecting up incoming & outgoing cables complete with glands,llugs incl.painted with two coats of powder coated paint over a coat of red oxide primer, including neessary earthwork , mass PCC all as specified & directed.

Danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S.clamps, bolts and nuts of approved size, for LT, 20x15cm size.

Supply only Digital type Frequency meter , class 0.2 all as speciifed and as directed.

Supply only Digital type Volt meter , 3 ph , class 1 all as specifed and as directed.

Supply only Digital type Ammeter 3 ph , 5 Amps , class 1 all as speciifed and as directed.

Supply only Curent transformer 200/5A , accuracy class 1.0 , burden 10 VA burden, resin cast wound type all as speciifed and as directed.

All as per srl item No 26 above but 100/5A , 5 VA burden all as specifed and as directed.

Supply only indicator lamps (LED Type) all as speciifed and as directed.

Supply and fixing of ON LOAD Change Over switch front handle operated 415V 50hz four pole all open execution type in replacement of old unserviceable switches all as directed.

Material and labour for Earthing complete with galvanised steel earth plate electrode 60x60cmx6mm thick, buried directly in ground ( earth pit not less than 2.25mtrs deep below ground level) with top edge of the plate not less than 1.5mtrs below normal ground level, connected to galvanised iron strip 32x6mm as earth lead by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 5 connected to earthing test point all as specified or indiacted including testing on completion.

Scraping the peeled out paint of the LT panels , feeder pillar boxs , preparing the outer surfacse ,applying metal paste on the voids to make the surface even, spray painting with one coat of synetic enamel paint of existing shade and sign writing of locations / feeders etc all as directed.

Supply and fix capacitors metalized poly propylene heavy duty (MPP-H) for 3 phase 440V , 50 Hz system for permissible non-linear load of 5 to 15 kVAr rating including taking down unserviceable capacitor all as directed.

Supply and fix capacitors metalized poly propylene heavy duty (MPP-H) for 3 phase 440V , 50 Hz system for permissible non-linear load of 20 to 25 kVAr rating including taking down unserviceable capacitor all as directed.

S & F LT cubical, floor mounted pedestal outdoor type made out of steel sheet enclosure 3mm thick CRCA sheet factorymade dust ,vermin proof floor mounting type suitable to operating on 3 phase 415 volts 50Hz AC supply duly painted with powder coated paint including the following :- (i) MCCB 4 pole 400 Amps , 35 kA -01 No Incoming ii) MCCB 3 pole 200 Amps 25kA - 04 No out going . (iii) MCB TPN 32 Amps-02 Nos (iv) MCB SPN 16 Amps -04 Nos (v) Aluminium bus bars 3 phase and neutral 600 Amps capacity -01 set (iv) 3 phase Digital voltmeter -01 No (vii) 3 p-hase Digital ammeter with CT's 200/5 Amps - 01 Nos (viii) phase indication lamps LED-01 set (ix) On LOad Change Over Switch 4 pole, 200 Amps -01 No (x) provision for Incoming & outgoing cables with gland plates as required.

S & F LT cubical, floor mounted pedestal outdoor type made out of steel sheet enclosure 3mm thick CRCA sheet factorymade dust ,vermin proof floor mounting type,double door suitable for operating on 3 phase 415 volts 50Hz AC supply , duly painted with powder coated paint complete and including the following :- (i) MCCB 4 pole 200 Amps , 25 kA -01 No Incoming ii) MCCB 3 pole 63 Amps 16kA - 03 No out going iii) MCB TP 32 Amps - 3 Nos iv) MCB SPN 16 Amps - 02 Nos v) On load change over switch 4 pole 200 Amps-01 No vi) Aluminium bus bars 3 phase and neutral 630 Amps capacity -01 set vii) 3 phase Digital voltmeter -01 No viii) 3 p-hase Digital ammeter with CT's (programmabke) - 01 Nos ix) phase indication lamps LED-01 set (x) provision for Incoming & outgoing cables with gland plates as required.

S & F LT cubical, floor mounted pedestal outdoor type made out of steel sheet enclosure 3mm thick CRCA sheet factorymade dust ,vermin proof floor mounting type,double door suitable for operating on 3 phase 415 volts 50Hz AC supply , duly painted with powder coated paint complete and including the following :- (Main power house DG 125 KVA panel) i) MCCB FP pole 200 Amps , 25 kA -01 No ii) MCCB TP 100 Amps , 16kA -01 Nos MCCB TP 63 Amps,16 kA -02 No (iii)MCB SP 32 Amps -02 Nos iii) On load change over switch 4 pole 200 Amps-01 No vi) Aluminium bus bars 3 phase and neutral 630 Amps capacity -01 set vii) 3 phase Digital voltmeter -01 No viii) 3 p-hase Digital ammeter with CT's 200/5 Amps - 01 Nos ix) phase indication lamps LED-01 set, (x) provision for Incoming & outgoing cables with gland plates as required.

M&L cement concrete type B- 1, 1:2:4 using 20mm grade aggregate in mass concrete complete all as specified and directed.

M/s BHOOMI ELECTRICALS

ARUNOTHAYA TRADERS