PROVN OF 100 KVA DEDICATED TRANSFORMER AND ASSOCIATED CONNECTED ITEMS AT RAMGARH CANTT

Amount

Supply, installation, commissioning and testing transformer copper wound winding, step down, out door type, complete with all standard fitting of capacity 100 KVA, AC 3 phase, 3 wire primary, 4 wire secondary, 50 C/S type HT-11 KV, 3PH, LT-433 V oil immersed naturaly cooled with external cooling tube and having off load tap changing gear, hand operating, with tapping for voltage adjustment on primary side to vary secondary side voltage as per IS-2026, 4 wire 50 C/S with off load tap changing hand operted having tapping at (+/-) 2.5%, (+/-) 5% ,(+/-) 7.5%and (+/-) 10 % of rated voltage, with and incl first filling of transformer oil of suitable di-electric strength incl standard accessories as per IS and making connection on HT & LT side, mounted on PCC platform complete all as directed. Note : PCC foundation will be measured and paid seperately.

Supply and laying and testing cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored electric power cables (heavy duty) with aluminum conductor 11000 Volt (earthed) grade cross sectional area 95 sqmm 3 core complete all as directed.

Supply and laying and testing cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored electric power cables (heavy duty) with aluminum conductor 1100 Volt (earthed) grade cross sectional area 95 sqmm 4 core complete all as directed.

Supply and laying and testing cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored electric power cables (heavy duty) with aluminum conductor 1100 Volt (earthed) grade cross sectional area 50 sqmm 4 core complete all as directed.

Excavation, in trenches n.exc 1.5 m wide & n.exc 1.5 m in depth for laying cable/pipes and getting out in hard/dense soil, complete all as directed.

Returning, filling in trenches including spreading, leveling, watering and well ramming in layers n.exc 25 cm thick, complete all as directed.

Removing excavated materials (soil) to a distance n.exc 50 m and depositing where directed at a level n.exc 1.5 m above the staring point, complete all as directed.

M & L,for Supplying and laying un-reinforced precast concrete cable cover, Class LV, Type I, flat, size 250mm x 150mm x 40mm complete all as directed.

Ditto as above, but class HV, Type 1, flat, size 300mmx180mm x 40mm.

Supply and laying clean and dry sand free from sharp material (unwashed) in trenches around the cable for cushioning complete all as directed.

Supply and fix, danger notice plate of size 25 cm x 20 cm x1.6 mm thick mild steel sheet vitreous enameled white, with letter, figures and conventional skull and bones in singal red colour and fixed with M.S clamps bolts and nuts of approved size for HT complete all as directed.

M & L for transformer Foundation for the size 3x3x1.5m after consisting of the following sequence: -(a) excavation in trenches in any type of soil.(b) Returning filling /Removing of surplus materials/soils.(c) 150 mm thick PCC 1:4:8 as in trenches.(e) brick work above ground level 1.00 mtr below ground level 300 mm(f) 15 mm plaster on side walls in 1:4 CM incl two coats of white wash (g) PCC coping 1:2:4 type B-2 complete all as directed.

M & L for chain link fencing all around transformer platform area with the following works for Size 3x3x1.5 mtr and providing one wicket gate.(a) post holes in any type of soil (b)PCC 1:2:4 type B-2 (c) Angle iron 65x65x6 mm flat iron 50x6 mm for post/support/wicket gate etc. (d) chain link fencing of size 25 mmx25mm of 3mm GI wire complete four side.(e) two coat synthetic enamel paint over a coat of red oxide primer complete all as directed.

M & L for chain link fencing all around panel area with the following works for Size 3x3x1.5 mtr and providing one wicket gate.(a) post holes in any type of soil (b)PCC 1:2:4 type B-2 (c) Angle iron 65x65x6 mm flat iron 50x6 mm for post/support/wicket gate etc.(d) chain link fencing of size 25 mmx25mm of 3mm GI wire complete four side.(e) two coat synthetic enamel paint over a coat of red oxide primer complete all as directed.

Earthing complete with galvanized iron earth plate electrode 60 cm x 60 cm x 6 mm thick buried directly in ground (earth pit not less than 2.25 m below normal ground level) with top edge earth plate not less than 1.5m below GL using galvanised iron strip 32×6mm as earthing lead to earth plate electrode by means of nuts, bolts and washers made of galvanized iron or steel earth wire protected by 40mm bore light grade GI pipe and connected for body earthing of feeder pillar box all as specified with & including PCC (1:3:6) type C1 pit and precast RCC (1:2:4) type B1, cover slab of size 300x300x50mm, with handle GI funnel, wire mesh, 40mm dia GI pipe medium grade for watering, charcoal and salt in alternate layer including necessary earth work on any type of soil and removal etc, complete all as specified and shown in electrical plate No 5 of SSR Part I complete all as directed. Note :- Earth wire up to 7.5 meter connected to earth point shall be deemed to be included in unit rate.

S & F in repair cross arms bracing supports, clamps and back plate fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts in any shape or size as indicated or directed and inclusive of two coat of aluminium paint over one coat of zinc chrome primer complete all as directed.

M & L Steel tubular swaged poles complete with MS base plate Continuously welded to pole, finial taper plug, bolts, nuts & screws as specified type 410 SP- 55 (11 metres long) includind two coat of black bituminous paint internally throughout and externally upto embedded portion and including applying two coats of synthetic enamel paint over a coat of red oxide primer with Red and Yellow strip of 30 cm each upto 1.5 m height and two coats of aluminium paint over a coat of red oxide primer externally on remaining exposed surface after eraction in position incl prepration of surface, etc complete all as directed. (Note :-Earth work ,PCC and copping will be measured and paid for separately under respective item.

Supply & installation for HT 11 KV outdoor type gang operated air-break switch suitable for horizontal or vertical mounting with drop out fuse having 12 insulators of rating 200 Amps complete all as directed.

Supply and fix for HT 11 KV, lightning arrestor explusion type complete with all fittings, transmission class, discharge capacity 65 kilo amps complete all as directed.

M & L for cement concrete for coping of poles using B-1 ,1:2:4, 20 mm graded stone aggregate, smooth finishing without using extra cement complete all as directed.

M & L for cement concrete for foundation fillings and mass conctere type C-2, 1:3:6 using 40 mm graded stone aggregate complete all as directed.

M & Laying cement concrete for foundation fillings and mass conctere type D-2, 1:4:8 using 40 mm graded stone aggregate complete all as directed.

Supply and fix cable jointing kit for 11 KV grade cable for outdoor termination cold shrink type joint complete with jointing mterial and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 sq mm complete all as directed.

Supply, install, commissioning and testing factory made panel board, outdoor type, weather and vermin proof, high quality polycarbonate modular encloser system ,conforming IEC 61439-1 with cable entry and for 200 Amps copper bus bar conforming to IP- 65, as per CPRI in accordance with IEC 60439-1 with and including the following equipments including earthling studs and necessary earth work excavation and PCC (1:2:4) type B1 foundation complete all as directed :- (i) MCCB FP 200 A, 16 KA-01 Nos, ICS 100 % of ICU or equivalent make of Hensel (as incoming) (ii) MCCB FP 160A, 10 KA-04 No. , 10 KA-01 Nos, ICS 100 % of ICU or equivalent make of Hensel (as outgoing) (iii)Busbar 200 Amp-01 (iv) Universal Voltmeter Digital type 0-500 V (v) 'RYB' indicator LED lamps- 03 Nos (vi) Amp meter 0-200 Amp , digital type (vii) On/Off/Trip indication

M & L for DB made out of CRCA sheet, powder coated , vertical type double door, 4 way including MCCB 4 Pole 160 Amps 25 KA breaking capacity with thermal release and Bus bar of suitable rating made out of aluminium duly insulated with adhesive tape RYB and fixing in wall after chase cutting and making good incl malking connections complete all as directed.

S & F for 240V, 10KA "B" curve miniature circuit breaker (MCB) of single poles and current carrying capacity 6 to 32 Amps in the MCB DB with connection commissioning and testing complete all as directed.

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