CWE/P-25/2020-21 PROVN OF HT TRANSFORMER AT MH UNDER GE(SOUTH) PATHANKOT (PARA-35)

Amount

Suplly , installation, commissioning and testing of minimum capacity of 200 KVA 11KV/433Volt or next nearest higher capacity as per OEM design , Prefabricated HV LV Sub- Station, factory made, designed, tested and ready to install and fully conforming to IES- 62271-202 (IES 61330), outdoor type , enclosure made with high quality pre-galvanised steel sheet 2mm thick for load bearing and 1.5mm thick for non -load bearing members, tropicalised to meet Indian weather conditions, including all the partition sheets & doors with base of the enclosure of 4mm thickness. with following below items, with and including cable ducting from RMU to transformer and transformer to LT panel and capacitor panel inside the Substation, with and including all civil foundation work all as per OEM/manufacturer's recommendations, lamination and power sockets inside the substation, necessary radium stickering work / danger notice board indication as per IS. complete all as per manufactureres instructions and all specified and directed by Engineer-in-charge. Prefabricated Sub station shall be consist of the following fittings:- Make: Scheinder / ABB/ Siemens / BHEL/CG or equivalent approved make by HQ CEWC

11KV , SF6 Ring main Unit Complete with non extensible motorised operated , indoor 2 Nos 630 Amp load break switch as incomer & 1 No 630 Amp Vacuum circuit breaker as outgoing with self powered DPX relays. RMU shall be with STC 21 KA for 3 sec & with internal Arc of atleast 20 KA for 1 sec for both tank and cable box. RMU tank shall be made of 2mm thick stainless steel with manual TIG welding & with front cable termination, RMU coupling shall be from side only , complete all as specified and directed by Engineer-in-Charge. Make: Scheinder / ABB/ Siemens / GE

Transformer double wound, step down, 11000/433 volts, oil type, minimum 200 KVA capacity or next nearest higher capacity as per OEM design, ONAN, Dyn 11, core type with copper conductor. Oil immersed ONAN suitable for Unitized substation housed in a enclosure with corrugated tank arrangement hermetically sealed. Transformer shall be provided with Off circuit Rotary type tap switch so as to provided for a voltage adjustment on H.V, from +5% to -5% (in step of 2.5%) of rated voltage of 11000 voits in 4 equal steps (5 position) to obtain rated voltage of 433 volts on LV side including cable box on LT and HT side , with 12 KV system highest voltage at HV side, 28 KV (rms) HV power frequency, 75 kVp HV impulse withstand voltage, trasnformer shall be designed for losses as per IS 1180 Part 2 Eff level II and for 110% continuous overfluxing withstand capaibility, complete with first fill of new transformer oil having dielectric strength not less than 60 KV, suitable mounting arrangement complete and other standard accesssories all as per IS:1180 (Part 1) : 2014 specification . Make: Bharat Bhijlee/ BHEL/ CG/ Schneider/ABB or equivalent approved make by HQ CEWC

(viii) Digital multifunction meter -01 set with RS 485 with LAN port hub complete with remote monitoring system with GPRS/GSM modem with SIM card and 2 year data charges complete fo monitoring all parameters such as Voltage/current/KW/ KVAh/KWh, PF frequency etc as per OEM design (ix) Control wiring shall be of minimum 2.5 sqmm PVC copper conductor cable with proper colour code. (x) The enclosure to be tested for Internal Arc fault test for atleast 20 KA for 1sec confirming to IEC 62271-202. The temperature rise test for enclosure K 10 class. Note: (i) The Contractor shall submit technical specifications and General Arrangement drawings of OEM for approval before placing order. (ii)The Contractor shall make all necessary arrangements for pre-despatch inspection at manufacturer site or incase of COVID-19 restrictions inspection through digital e-testing to be arranged and for pre-commissioning test by rep of Accepting Officer after installation of Compact package sub-station. The cost for the same is deemed to be included in quoted rate.(iii) The quoted rate inclusive earth work for foundation, Cement concrete foundation as per OEM design, necessary T&P for transportation and installation complete.(iv) The quoted rate inclusive of supply of PSS of next nearest higher capacity as per OEM design without any extra cost.

Supply, Installation, testing commissioning of Outdoor type 12 kV, 630A, 21 KA for 3 Sec with Internal Arc of atleast 20 KA for 1 sec for both tank and cable box, SF6 Insulated completely Motorised Operated Ring Main with RMU Tank made of 2mm thick stainless steel, manual tig/Robotic welding, & with front cable termination complete with copper bus bar and consisting of 2 Nos fixed type (non draw out type) 630 A VCB as incomer and 3 Nos VCB as outgoing with SCADA Compatible Overload and Earth Fault protection (DPX Type Protection relay) , Metering Panel [ Meters for VCB Feeder ], Capacitance voltage indication, fixed type VPIS, cable boot for VCB and Load break switch , including necessary foundation as per manufacturer recommendation, cable termination etc complete all as specified and as directed by Engineer -in-charge. ( at 167 MRS for tapping of HT supply) Make Schneider (Areva) Model FBX-RE/12-21/M+T2T2T2T2T2 /Outdoor/ motorized/Copper Bus Bar or equivalent in ABB/ Siemens

Note: (i) The Contractor shall submit technical specifications and General Arrangement drawings of OEM for approval before placing order. (ii)The Contractor shall make all necessary arrangements for pre-despatch inspection at manufacturer site or incase of COVID-19 restrictions inspection through digital e-testing to be arranged and for pre-commissioning test by rep of Accepting Officer after installation. The cost for the same is deemed to be included in quoted rate.(iii) The quoted rate inclusive earth work for foundation, cement concrete foundation as per OEM design, necessary T&P for transportation and installation complete.(iv) The quoted rate inclusive of supply of next nearest higher capacity as per OEM design without any extra cost.(v) RMU shall be provided with battery and battery charger rated for 24 V DCfor motorisation , Auxillary PT for 230 V AC supply & both incomer shall be electrically & mechanically interlocked (vi) The enclosure of RMU shall be made up of CRCA having minimum thickness of 2 mm for load bearing and 1.6 mm for non-load bearings and shall be suitable for outdoor installation.

Supply, laying and testing of LT UG cable, 120 sqmm 3.5 core XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor complete all as specified and directed.

Supply, laying and testing of LT UG cable, 25 sqmm 4 core XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor complete all as specified and directed.

Supply, laying and testing of LT UG cable, 16sqmm 4 core XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor complete all as specified and directed.

Supply ,laying , testing & commissioning of HT UG cable, XLPE insulated screened PVC bedded, galvanised steel strip or wire armoured, electric power cable(heavy duty) with stranded aluminium conductor,6.35/11 KV grade (Earthed system cable) as per IS 7098 Part-II, of size 3 core 150 sqmm. Notes for Srl item no. 3 to 6 : Earth work ( Excavation, Returning & refilling and removal), sand cushioning, cable protection cover,GI pipe protection for road crossings, termination joints will be measured and paid separately.

Supply and fix cable jointing kit for 11 KV (Earthed) grade cable for indoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 150 sqmm complete all as specified and directed by Engr-in-charge.

Supply and fix cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 150 sqmm complete all as specified and directed by Engr-in-charge.

M & L for Cable jointing kit for 11 KV (Earthed) grade cable for straight through cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of cable of size 150 sqmm complete all as specified and directed by Engr-in-charge.

Material, labour , testing & commissioning of cable end termination in door/out door, heat shrinkable type suitable for XLPE/ PVC cables of size 6 to 16 Sqmm any core with working voltage 1100 volt complete all as specified and directed by Engr-in-charge.

Material, labour , testing & commissioning of cable end termination in door/out door, heat shrinkable type suitable for XLPE/ PVC cables of size 25 Sqmm to 50 sqmm 3½ or 4 core with working voltage 1100 volt complete all as specified and directed by Engr-in-charge.

Material, labour , testing & commissioning of cable end termination indoor/out door, heat shrinkable type suitable for XLPE/ PVC cables of size 70 Sqmm to 150 sqmm 3½ or 4 core with working voltage 1100 volt complete all as specified and directed by Engr-in-charge.

M&L earthing complete with galvanised steel earth plate electrode 60cm x 60cm and 6 mm thick buried directly in ground (earth pit not less than 2.25 metres deep below normal ground level) with top edge of plate not less than 1.5 meters below normal ground level, connecting to the Galvanised iron earth lead 32mmx6mm size, by means of bolts, nuts, check buts and washers of galvanised iron and 32mmx6mm earth lead protected by provision of GI medium grade pipe 40mm bore including provision of aggregates with 40mm thick cover of RCC (1;2:4) of size 300x 300x 40 mm reinforced with XPM (weight not less than 4 Kg/Sqm) and frame of angle iron 40mmx40mmx6mm with lugs 02 Nos and with 6mm dia MS bar handle made to shape, GI light grade 20mm bore pipe for watering , common salt and charcoal filling, test point , funnel, wire mesh and earth work in any type of soil, returning filling in and removal of surlus soil to distance not exceeding 50 metre, complete all as per electrical plate No 3 of SSR-2009 Part-I and connecting to earth test point all as specified or indicated including testing on completion complete all as specified and directed.

Material and labour earthing with copper plate 600×600 ×3.15mm thick electrode and 20×3mm copper strip as earthing lead, buried directly in ground to a depth not less than 2.25 mtr deep below normal ground level with top edge of the earth plate not less than 1.5 mtr deep below normal ground level connected to20×3mm copper strip as earthing lead by means of nuts, bolts and washers of steel after welding of GI strip to earth electrode to the full length of earth plate, GI medium grade pipe 40 mm bore protection pipe upto test point, 20mm dia GI light grade watering pipe with funnel and wire mesh, RCC pit cover of size 300x300x40mm reinforced with XPM having weight not less than 4Kg/sqm including 6mm thick MS bar handle made to shape, PCC pit with 1:3:6 type C1 with angle iron frame made of angle iron of size 40x40x4mm, adequate qty of charcoal dust and salt layers all around the earth plate, excavation , earth work in any type of soil, removal of excavated soil and returning filling in all as required at site complete all as specified in electrical plate No 3 of SSR-2009 Part-I and all as specified or indicated including testing on completion.NOTE :-Rates inclusive of necessary excavation in any type of soil, earth work, PCC pit, RCC cover, funnel with watering pipe,copper earth strip upto 7.5 m long for connecting to test point etc.

M&L GI pipe light grade 100 mm bore (ISI marked) for cable protection fixed to walls/ poles or laid in trenches, under road, ducts etc with fixing clamps, nuts bolts etc all as specified.

M&L GI pipe light grade 80 mm bore (ISI marked) for cable protection fixed to walls/ poles or laid in trenches, under road, ducts etc with fixing clamps, nuts bolts etc all as specified.

M&L GI pipe light grade 50 mm bore (ISI marked) for cable protection fixed to walls/ poles or laid in trenches, under road, ducts etc with fixing clamps, nuts bolts etc all as specified.

Cutting the tarmac / hard standings and excavating in trenches across the road for laying cable including making good the excavated portion by means of PCC 1:3:6, type C1 (Using 20 mm graded crushed stone aggregate)matching with the surroundings all as directed.

Excavation in trenches not exceeding 1.50m wide and not exceeding 1.50m in depth for foundation of poles, stay assembly and laying of LT/HT cables in any type of soil and getting out, complete all as specified.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25cm, in any type of soil, complete all as specified and as directed.

Removal of excavated material to a distance not exc 50m and depositing where directed at a level not exceeding 1.5mtr above starting point complete all as specified and directed

M&L Dry sand cushioning to UG cable 8 cm thick before laying and 15cm thick after laying complete all as specified and directed. Note:- 1.Dry fine sand of best available quality shall be used. 2.Punned thickness shall be made and paid.

M&L Sub class `B` bricks laid dry flat transversely along the length of cable with width equal to the length of bricks over sand cushioning as protection cover of cable laid, complete all as specified and directed.

Supplying and laying un-reinforced precast concrete cable cover, class HVP, type 1 with peak, size 300mm x 180mm x 40mm ISI marked factory fabricated complete all as specified and directed.

SATISH AND CO

RD BUILDERS

satpal and brothers

M/s Trade Linker Associates

INDERJIT SINGH

M/S BALWINDER SINGH

Vijay Kumar Contractor and Engineers

Sanjay Constructions