Tender For Provision Of Servo Voltage Stabilizer In Tech Area At Air Force Station Jamnagar; 1 Supply, Installation, Testing and Commissioning of Servo controlled voltage stabilizer(Confirming as per BIS: 9815: Part 1: 1994 reaffirmation 2019 latest vertion) 3-phase, four wire (RYBN) 50Hz,Naturally Oil Cooled, Indoor type, Unbalanced Type, Copper Wound,metallic body powder coated with lifting hooks 02 nos Digital DisplayType, Relay Free Smooth and Silent Operation with 1 filling of Transformer oil (IS335: 1993 reaffirmed 2005) having following specification:(a) Capacity 750 KVA(b) Suitable for unbalanced load and unbalanced input(c) Input voltage 300V-480V(d) Output voltage stabilized at any designed/desired voltage 415V ± 1% (Adjustable) (e) Rated frequency 50 Hz (f) No distortion in wave form (g) Response time not to exceed 10 mille seconds (h) Sensitivity (±)1% (j) Rate of correction 6Volt/second for single phase and 20 Volt/second for phase to phase (k) Efficiency more than 95% (l)Type of load: 3 phase, unbalanced type (m)Digital display Voltmeter/Ampmeter with multi functional meter (n) Class of insulation -Class F (o) Mode of operation Auto and Manual (p) Winding temperature rise-Max55 degree C (10degree above operation temp) (q) Transformer oil IS 335 marked (r) Core-CRGO M4 Grade/CRNO (Cold Roll Grain Oriented)/ Cold rolled Non oriented) (s) Auto Transformer(variac)100% Copper wound Electroyte Grade (t) Losses as per IS Norms (u) Power Factor Not less than Protection:-1 .Over load /Short circuit protection2. High /Low voltage cut off3. By pass arrangement in case of emergency4.Single phase sequence change protection 2 Supply, laying, jointing, commissioning and testing cable LT XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor suitable for earth system of 400 sqmm 3.5 core cross sectional size ISI marked as per IS 7098 part I laid in trenches/ laid under floors/ laid under ducts or fixed on poles etc complete all as specified and directed.Note : (i) Sand cushioning, cable protection, GI protection pipe, clamps, jointing kits and excavation & earth work shall be measured & paid for separately.(ii) Road cutting/floor cutting /cutting holes etc in walls required for laying/fixing of cable etc shall be made good as per existing. Nothing extra shall be admissible on this account. Quoted rates shall be inclusive of the above provisions.). 3 Material and labour for provision of earthing complete with copperearth plate electrode 600 mm x 600 mm x 3.15 mm thick buried directly in ground (earth pit not less than 2.25 m deep below normal ground level) with top edge of the plate not less than 1.5 m deep below normal ground connected to Copper strip 25x3 mm by means of bolts, nuts, check nuts and washer of copper, watering pipe of 20 mm bore galvanised iron medium grade and 40 mm bore galvanised iron light grade for earth strip protectionincluding all excavation, earth work in any type of soil, PCC pitin PCC 1:2:4 type B-1 and RCC 1:2:4, type B1 for precast chamber cover 50 mm thick, reinforced with welded steel wire fabric or XPM Jali (weight not less than 4.00 Kg / sqm),with charcoal, salt, funnel complete all as shown in the electrical plate No 3 of SSR part –I and testing on completion. Note : (i) Earth result after installation completely should be less than 5 Ohm .(ii) Quoted rates shall be deemed to include for earth strip with protection pipe of 7.5 M length. 4 Supply & fixing for aluminium strip 25mm x 3mm complete with saddles and fixing screws for fitting the strip complete all as specified and as directed. 5 Supply and fixing for Test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 nos. 8mm dia 25mm long hex. head screw, complete all as specified and as directed. 6 Supply and fixing for Sheet Moulding Compount(SMC) junction box of size 140x140x95 mm mild steel clamp ,nuts and bolts complete all as specified and directed by Engineer in charge 7 Excavation in trenches in soft/loose soil not exceeding 1.5 metre wide and not exceeding 1.5 metre deep for laying/taking out of cables and foundation of poles etc. and getting out, complete all as specified and directed. 8 Returning, filling in trenches (soil), including spreading, leveling and well ramming in layers not exceeding 25 cm thick, complete all as specified and directed. 9 Removal of surplus excavated soil to a distance not exceeding50metre and depositing where directed at a level not exceeding1.5metre above the starting point,complete all as specified and directed. 10 Material and labour for sand cushioning with a layer of dry river sand, 80mm thick before laying of cable and 150mm thick (punned down to 100mm thick) after laying of cables, in trenches/ducts, complete all as specified and as directed. Note : Punned down thickness (overall 18cm), shall be considered for measurement and payment. 11 Supplying and laying ISI marked & conforming toIS- 5820- 1970 un-reinforced precast concrete cable cover, class LV, Type 1, flat, size 250 mm x 150mm x 40mm complete all as specified and directed by Engineer in charge 12 Point wiring PVC insulated unsheathed multistranded copper conductor FRLS cable using two single core 1.5 Sq.mm (nominal area) in and including 19mm dia nonmetallic rigid PVCconduit medium grade including fittings and accessories, one run of continuoussingle core copper cable of1.5 Sq. mm connecting to common earth dolly, using the existing pressed steel terminal box, provision of 3 mm thick plastic laminated sheet cover for mounting of switches sockets fan regulators etc. & making good to disturbed surface area for the one light/ fan point controlled by one single pole, one way switch complete all as specified. NOTE: (a).The quoted rates includes the cutting chasis for conduit and sunken boxes. 13 All as per item No.12 here-in-before butpoint wiring for one 5 Amps socket outlet point on independent boardcontrolled by one single pole, one way switchcomplete all as specified. 14 S&F Switch piano, flush type, single pole, one way, 5 Amp, 230 volts complete all as specified. 15 S & F Socket outlet multipurpose 3 pin, 5 Amp and 2 pin 5 Amp, flush type, complete all as specified. 16 S & F MCB distribution board made of sheet metal enclosures double door type (CRCA sheet) dust and vermin proof, SPN 4 way with 200 Amps rated bus bar and copper connector and IP 43 protection, 240 volt , fixed on wall complete all as specified and directed. 17 Supply and fixing MCB SPN 32 Amp, 240Volts, 10 KA C curve in the MCB DB complete with connection testing and commissioningcomplete all as specified and directed. 18 Supply and fixing 240V, 10 KA B curve miniature circuit breaker (MCB) of single poles and current carrying capacity 6 to 32 AMP, in the MCB DB complete with connection testing and commissioningcomplete all as specified and directed. 19 Supply and fixing LED lights fitting 1x 16W, 220V, AC decorative box type with driver, holder including LED tube light connecting up with three core flexible copper conductor cable of suitable size from ceiling rose complete all as specified and directed. 20 Supply and fixing exhaust fan, steel body AC single Phase. 230 Volt of size 300m sweep with blades and frame and louvers complete all as specified and directed. 21 Surface excavation n.exc 30cm deep and averaging 15cm deep and getting out in soft/loose of soil complete all as specified and as directed. 22 Excavating in trenches, n exc 1.5 m wide andn exc 1.5m deep; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out in hard/dence soil complete all as specified and as directed. 23 M&L for PCC 1:4:8 type D-2 (Using 40mm grade aggregate) as in foundation filling and mass concrete, sub base of floor, etc complete all as specified and as directed. 24 M&L for Pre-Cast Solid Cement Concrete Block masonry with solid block Type C-1, 1:3:6 using 20 mm graded aggregate,exc 10 CM in width and setting in cement mortar 1:6 complete all as specified and directed. 25 M&L for hard core of broken stone or boulder gauge n.exc 63 mm, deposited, spread and levelled in layers in exc 15 cm thick. Watered and rammed to true surface complete all as specified and as directed. 26 M&L for 100mm thick cement concrete Type C2 ( 1:3:6) using 40mm graded stone aggregate as in subbase complete complete all as specified and as directed. 27 M&L for 40 mm thick Cement concrete type B- 1, 1:2:4 (20mm graded aggregate) as in flooring, finished surface even and smooth without extra cement complete all as specified and as directed. 28 M&L for 75 mm thick Cement concrete type C-2, 1:3:6 (20mm graded aggregate) as in plinth protection, flooring finished surface even and smooth without extra cement complete all as specified and as directed. 29 M & L for rendering 15 mm thick in cement mortar 1:4 over PCC block masonry/concrete wall surfaces, complete all as specified and directed. 30 M & L for rendering 15 mm thick in cement mortar 1:6 over PCC block masonry/concete wall surfaces, complete all as specified and directed. 31 M&L for Roof trusses (framed), trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel or flat sections etc) including distance pieces, cleats etc. Fe 410 -W (Gde-E- 250) quality- A complete all as specified and directed 32 S&Ffor Pre-painted galvalume aluminum zinc coating GI based Plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as specified and as directed. 33 S & F aluminium (powder coated with approved colour) ventilator, partially glazed and partially louvers, outer frame & mullion fabricated with aluminium section of size 82.50 mmx 38.00mmx 1.5 mm thick (Cat no 20036), half portion glazed with 4 mm thick frosted glass including rubber beading & glazing clip, half portion louvers of 80 mm wide & 4 mm thick froted including aluminium louver patti including S.S wire gauge of fixing of 0.36mm dia and 1.40 width of aperture with 25x3mm thick aluminium strip with screw to upper half portion of ventilator all fotting & fixture and fixed in position complete all as specified and as directed. Note:- section nos given above are of make Jindel, contractor may be use similar section of other make mention in appxB 34 S&F Framed work as in doors or gates of angle or other section with gusset plates, rails, braces, etc., complete, drilled for fixing of steel sheeting or other covering. Doors, etc. to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings (exclusive of steel sheeting or other covering, running rails and guides) and hanging; also fastening and fixing complete confirming to Fe 410-W (Gde E-250 quality) complete all as specified and as directed. 35 S & F 0.80 mm thick mild steel, plain, black sheet in wall cladding, steel gates and similar work, cut to size, holes punched; including round headed screws, clout nails or rivets and fixed to wood or steel framing with plain 40 mm lap joints with riveted or welded seams, including bending or turning up, mitred angles, etc. as required complete all as specified and as directed. 36 Material & Labour for applying Two or more coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm over surfaces walls/fins/facia/soffitas in Camouflage pattern etc complete all as specified and as directed 37 M&L for preparation ofnew plastered surfaces of walls & applying two coat of Distemper oil emulsion over a coat ofchalk whiting on plastered surfaces, prepara-tory to distempering complete all as specified and directed. 38 M&L for Preparation of new or previously untreated brick stone, concrete, asbestos surfacesover 10cm girth or width, not otherwise described and applying Two coat of synthetic enamel paint all as specified and asdirected . 39 Removal of surplus excavated soil to a distance exceeding250metre but not exceeding 500metreand depositing where directed .
