CA NO CWE/CHM(U)-70/2020-21 PROVN OF INTERCONNECTION OF SECTOR A AND FAFA COLONEY, ELECT SUP FOR DHYAN CHAND SPORTS COMPLEX AND OUTDOOR TYPE HT PANEL AT ASLT ENGR REGT UNDER GE (U) CHANDIMANDIR MIL STN

Amount

Excavation in trenches in any type of soil not exceeding 1.50 metre wide and not exceeding 1.50 metre in depth, for laying of cable and getting out complete all as specified.

All as per item No 1 here-in-before but depth exc 1.5 mtr & not exc 3.0 mtr.

Returning filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick each complete all as specified.

Removing excavated soil to a distance not exceeding 50 metre and depositing where directed at a level not exceeding 1.5 metre above the starting point complete all as specified.

Supplying and laying un-reinforced precast concrete cable cover, class HV, type 1 flat , size 300mm x 180mm x 40mm complete all as directed. Make- Suryakiran/Mehtab/ISI marked as approved by GE or as per Appx 'B'.

M & L dry sand filling under and around UG cable to provide cushioning complete all as directed.

M & L tubes 80 mm bore, light grade galvanized fixed for cable protection on poles/walls/under road/culvert etc complete all as directed.

Supply and laying in trenches, ducts or fixing along the poles or passing through pipes or laid under floors etc and testing XLPE insulated , screened PVC bedded, galvanised steel strip armoured, heavy duty HT power cables ISI marked with aluminium conductor, 11000 volts grade cross sectional area 95 sqmm 3 core, 11 KV earthed, complete all as specified.

Supply, install, testing and commissioning of 11 KV 630 Amps 21 KA for 3 Sec. SF6 insulated, both side extensible, outdoor duty 4 way Ring main unit manually operated in combination of 2 nos. Load Break Switch as Incomer and 2 nos. VCBs as outgoing consisting of copper busbar in SF6 insulated 304 (Non-Ferrite Non-Magnetic Grade) stainless steel enclosure of thickness 2.5mm with manometer fixed, with series trip, self-powered microprocessor based numerical over current relay (IDMTL + Inst.) with modbus protocol compliant RS485 port for overload/earth fault/transformer protection & short circuit protection in each VCB feeder. Suitable CT for protection to be provided with each VCB Feeder. The breaker shall have mechanical ON/OFF indicator with hand trip device and spring charging, spring release coil, auxiliary switch of 2NO +2NC. The HV switchgear and control gear should be confirming to IEC-62271-100, IEC-62271-200-2003 & IEC-60694-1996.

The RMU should be internal arc tested for 21 KA for 1 sec with IAC-AFLR classification for gas tank & cable box and gas to be released from the rear top from operator. The complete RMU along cable chamber to put to an outdoor enclosure to have ingress protection of minimum IP55. Each feeder should have voltage presence indicator and Each LBS feeder should have fault passage indicator. All the type test certificated as per IEC from third party lab to be submitted. RMU Should have 01 No manometer for each tank and the following (a) For each VCB. Vacuum curcite breaker module with safe plus type V vacuume circuit breaker 12 KV 630 amps, three position isolator/earthing switch, bus bars, interlocking and stored spring energy mechanism with and including the following:- [i] 1 no. microprocessor based self powered numerical relay with over Current/ earth fault & short circuit protection with each VCB feeder. [ii] 3 Nos. Protection ring core CTs of Burden 2.5VA, ratio 100-50/1A, Class of Accuracy class 5P10 of IS 2705-part III 1992 for O/C and E/F protection for each VCB. [iii] Right angle boots for all the feeder Modules [iv] Mechanism for manual operation. [v] Cable cover standard for interlocking. [vi] Cable bushing interface C (400 bolted) , 630 A [vii] Aux switch for VCB position 2NO + 2NC [viii] Aux switch for disconnected position 2NO + 2NC

[ix] Capacitive voltage indication fixed type VPIS 6-12 KV [x] Cable support bars, standard for one way unit. [b] For each load break switch - Load break switch module with safe plus C load break switch 12 KV 630 amps, three position isolator/earthing switch, bus bars, interlocking and stored spring energy mechanism with and including the followings:-[i] Short circuit and earth fault passage indicator. [ii] Manually operated earth switch [iii] Right angle boots for all the feeder Modules [iv] Mechanism for manual operation. [v] Cable cover standard for interlocking. [vi] Cable bushing interface C (400 bolted) , 630 A [vii] Aux switch for load break switch position 2NO + 2NC [viii] Capacitive voltage indication fixed type VPIS 6-12 KV [ix] Cable support bars, standard for one way unit. Note RMU shall be installed on a suitable PCC 1:3:6 foundation and unit rate quoted shall be deemed to include the cost of the same.

S & F gang operated air break switches,( GO & DO assembly) triple pole, manually operated, mounted on insulators and steel frame,vertical isolation 12 insulators type with operating mechanism worked from ground level for rating 200 Amps, 11000 volts complete with GI operating pipe of heavy duty grade of suitable length complete all as directed.

Earthing complete with galvanised steel earth plate electrode 60x60cmx6 mm thick burried directly in ground ( earth pit not less than 2.25 Mtr deep below ground level ) with top edge of the plate not less than 1.5 Mtr below normal ground level, connected to galvanised earth lead strip 32x6mm dia by means of bolts, nuts, check nuts and washers of GI or steel all as shown in electrical plate No. 3 of SSR Part-I 2009 connected to earthing test point all as specified or indicated and testing on completion as directed by the Engineer-in-Charge including necessary excavation & earth work in any type of soil, funnel, PCC chamber (1 : 3 : 6) type C1, CI pit cover and frame , charcol, salt including earth lead protected by 40 mm dia medium grade GI pipe and 20mm dia medium grade GI Pipe for watering complete. Note :- Earth lead strip 32 x 6 mm and GI 40 mm dia protecion pipe upto 7.5 mtr length will be deemed to include in the unit rate quoted.

M & L cross arms,supports, clamps etc fabricated from structural steel section including nuts, bolts , washers, welding, bending ( cold or hot ) drilling holes for bolts bent to any shape or size as indicated or directed inclusive of one primer coat of red oxide zinc chromate one under coat and one finishing coat of aluminium paint complete all as directed

S & F jumpers in red/yellow/blue colour for HT lines/connections made from aluminium conductor single core PVC insulated cable of suitable size complete including winding wires, aluminium tapes etc all as specified and directed.

S & F cable route indicator for HT cable 150 mm dia and 50x50x6 mm angle iron leg 600 mm long fixed in PCC 1:3:6 type C1 block of size 300x300x300 mm complete incl painting & earth work all as specified and directed

M & L for cutting road/hard surface of width appx 300 mm and depth not less than 800 mm for laying of 80 mm dia GI pipe and refilling the soil in layers incl watering and well ramming and repairing the disturbed road/hard surface with PCC 1:2:4 type B-1 properly with and incl removal of surplus soil complete all as directed.

S & F HT heat shrinkable type outdoor end termination cable jointing kit sutable for 11000 volt (Earthed) grade XLPE cable of size 95 Sqmm, 3 core complete all as specified.

Supply and laying in trenches, ducts or fixing along the poles or passing through pipes or laid under floors etc and testing XLPE insulated , screened PVC bedded, galvanised steel strip armoured, heavy duty HT power cables ISI marked with aluminium conductor, size 240 sqmm 3 core, 11 KV earthed, complete all as specified.

Disconnecting and taking out existing HT 11 KV UG cable of size 95 sqmm 3 core to 240 sqmm 3 core, relaying as directed and as per site requirement, reconnecting with RMU incoming/outgoing complete with and including necessary earth work in any type of soil, returning/refilling etc complete all as specified and directed.

Supply , install, testing and commissioning of 11 KV 630 Amps 21 KA for 3 Sec. SF6 insulated, both side extensible, outdoor duty 5 way Ring main unit manually operated in combination of 2 nos. Load Break Switch as Incomer and 3 nos. VCBs as outgoing consisting of copper busbar in SF6 insulated 304 (Non-Ferrite Non-Magnetic Grade) stainless steel enclosure of thickness 2.5mm with manometer fixed, with series trip, self-powered microprocessor based numerical over current relay (IDMTL + Inst.) with modbus protocol compliant RS485 port for overload/earth fault/transformer protection & short circuit protection in each VCB feeder. Suitable CT for protection to be provided with each VCB Feeder. The breaker shall have mechanical ON/OFF indicator with hand trip device and spring charging, spring release coil, auxiliary switch of 2NO +2NC. The HV switchgear and control gear should be confirming to IEC-62271-100, IEC-62271-200-2003 & IEC-60694-1996. The RMU should be internal arc tested for 21 KA for 1 sec with IAC-AFLR classification for gas tank & cable box and gas to be released from the rear top from operator.

The complete RMU along cable chamber to put to an outdoor enclosure to have ingress protection of minimum IP55. Each feeder of should have voltage presence indicator and Each LBS feeder should have fault passage indicator. All the type test certificated as per IEC from third party lab to be submitted. RMU Should have 01 no manometer for each tank and the followings:- [a] For each VCB - Vacuum circuit breaker module with safe plus type V vacuum circuit breaker 12 KV 630 amps, three position isolator/earthing switch, bus bars, interlocking and stored spring energy mechanism with and including the followings:- [i] 1 no. microprocessor based self powered numerical relay with over Current/ earth fault & short circuit protection with each VCB feeder. [ii] 3 Nos. Protection ring core CTs of Burden 2.5VA, ratio 100-50/1A, Class of Accuracy class 5P10 of IS 2705-part III 1992 for O/C and E/F protection for each VCB. [iii] Right angle boots for all the feeder Modules [iv] Mechanism for manual operation. [v] Cable cover standard for interlocking. [vi] Cable bushing interface C (400 bolted), 630 A.

[vii] Aux switch for VCB position 2NO + 2NC [viii] Aux switch for disconnected position 2NO + 2NC [ix] Capacitive voltage indication fixed type VPIS 6-12 KV [x] Cable support bars, standard for one way unit. [b] For each load break switch - Load break switch module with safe plus C load break switch 12 KV 630 amps, three position isolator/earthing switch, bus bars, interlocking and stored spring energy mechanism with and including the followings:- [i] Short circuit and earth fault passage indicator. [ii] Manually operated earth switch [iii] Right angle boots for all the feeder Modules [iv] Mechanism for manual operation. [v] Cable cover standard for interlocking. [vi] Cable bushing interface C (400 bolted) , 630 A [vii] Aux switch for load break switch position 2NO + 2NC [viii] Capacitive voltage indication fixed type VPIS 6-12 KV [ix] Cable support bars, standard for one way unit. Note - RMU shall be installed on a suitable PCC 1:3:6 foundation and unit rate quoted shall be deemed to include the cost of the same.

Supply, laying, jointing and testing LT underground cable XLPE insulated , PVC sheathed, armoured heavy duty and 1100 volts grade with aluminium conductor of size 10 sqmm 2 core in trenches/ducts/through pipes/under culverts etc complete all as specified and as directed.

S & F HT heat shrinkable type indoor end termination cable jointing kit suitable for 11 KV (Earthed) grade XLPE cable of size 95 Sqmm, 3 core complete all as specified.

S & F HT heat shrinkable type indoor end termination cable jointing kit suitable for 11 KV (Earthed) grade XLPE cable of size 185 to 240 Sqmm, 3 core complete all as specified.

S & F HT heat shrinkable type straight through jointing kit suitable for 11 KV (Earthed) grade XLPE cable of size 95 Sqmm, 3 core complete all as specified.

S & F HT heat shrinkable type straight through jointing kit suitable for 11 KV (Earthed) grade XLPE cable of size 185 to 240 Sqmm, 3 core complete all as specified.

S & F danger notice board made from 3 mm thick MS sheet size 300 x 300 mm , painted with two coats of red enamelled paint over a coat of red oxide primer and writing work with white paint all as specified, necessary fixing arrangement complete all as directed.

Surface excavation n.exc 30 cm deep and averaging 15 cm deep and getting out in hard/dense soil complete all as specified and directed.

Excavation in post holes (or similar holes) each n.exc 0.5 cum and getting out, soft / loose soil returning filling in and ramming earth or broken rubble mixed with earth around, in layers n.exc 25cm, watering and romoving surplus soil to a distabce n.exc 50 mtr and making good surface.

M&L Hard core of gauge n exc 63mm, deposited, spread and levelled in layers n exc 15cm thick, watered and rammed to a true surface with broken stone or boulders complete all as specified and directed.

M&L for brick work with sub class 'B' bricks, straight or curved on plan exc 6 m mean radius built in CM 1:6 complete all as specified complete all as specified and directed..

M&L rendering 15mm thick on fair faces of brick work or concrete surfaces in CM 1 : 4 mixed with WPC @ 3 % by the weight of cement and finishing even and fair without using extra cement complete all as specified and directed.

Supply only water proofing compound complete all as specified and directed.

M&L 02 coats of cement base paint over a coat of primer to newly plastered wall surface including preparation of surface.

Steel Work in tubular Trusses including Special shaped washer etc complete using ERW or induction butt welded tubes conforming to I.S. 1161-1979 Grade St.-240 complete all as specified and directed.

Pre- painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall and fixed with self tapping screws complete all as specified and directed.

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 directed.

Preparation of steel surfaces of any description over 10 cm in width or girth and applying two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed.

M&L for cement concrete type C-2 (1:3:6) 40mm graded stone aggregate in foundation filling and mass concrete complete all as specified and directed.

M&L MS plates plain or chequered, square cut, forming holes without any attachment conforming to Fe 410-0W (Gde-E-250) quality-A complete all as specified and directed.

S&F mild steel bolts purpose made hexagonal or squire head one and exc 15cm long and not exc 22.50 cm long and dia meter of shake 16 to 20 mm complete all as specified and directed.

Plain cement concrete, 1:4:8, type D2 (using 40mm graded stone aggregate) as in sub base of floor complete all as specified and directed.

M&L 100mm thick cement concrete type B-2 , 1:2:4 ( 40mm graded stone aggregate ) with finished the surface even and smooth W/o using extera cement complete all as specified and directed.

Supply and laying 100mm outer dia, double walled, corrugated HDPE duct pipe conforming to IS- 14930 Pt-II with antirodent and non flame propogating properties of approved colour complete with fittings for cable protection complete all as specified and as directed.

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 400 sq mm 3½ core

Supply, installing, testing and commissioning of outdoor type step down transformer 100 KVA, 11000/433 volts (at no load), AC , 3 phase 50 Hz , copper wound type complete with standard fittings, 11 KV 3 phase , LT 433 volts, 3 phase 4 wire with off load tappings on HT side to vary secondary voltage within limit, all as per IS : 1180 (part-I) :2014, IS : 2026, Star Rated Energy efficiency capacity upto 100 KVA core type copper wound,oil immersed, naturally cooled, oil nature,air nature(ONAN) with external cooling tubes/fins delta connected on primary side (HV) and star connected on secondary side(LV) in accordance with vector symbol DYN-11(Vector group) with neutral brought out on secondary side (LV side ) and having tapping at ±5%HV side to be changed by means of hand operated off load tap changer gear. the maximum temparature rise should not exceed 45 degree celsius in oil and 55 degree celsius in HV/LV winding when measured by resistance method after continuous full load run on an ambient temparature of 40 degree celsius. The transformer shall be IS 2026 marked and shall comprise of the following :-

(a) 3 Nos porcelain bushing with arcing horn on HV side suitable for 11 KV complete with bushing,copper rods, nut and washers (b) one cable box on LT side (secondary side) consisting of 04 No of porcelain bushing with copper rod , complete with nuts and washers with two numbers cable glands suitable for reception /taking out of XLPE insulated heavy duty armoured cable including glands, joints and jointing material complete. (c ) Oil conservator with filter type drain valve and oil level gauge (d) dehydrating breather with first fills dehydrating agents (silca gel) (e) explosive vent (f) thermometer pocket on tank cover (g) one number 100 mm dia, dial type thermometer, vapour pressure type having range 0-120 degree celsious wth metal guard having max perimeter reading tempreture indicator with resisting device for transformer (h) two earthing terminal on tank cover to facilitate fixing of 32x6 mm GI earth strip for earhting of neutral and body. (j) Rating plate and terminal marking plate. (k) Oil level gauge (l) Oil drain filter valve (m) lifting legs (n) Oil filling holes with cap/plug with connecting plate complete (o) Air release plug (p) Four plain solid cost steel detachable rollers (q) Extra bushing for neutral, outside LT cable box for proving independent earthig for neutral (r) First filling new and unused transformer oil IS-335/93(forth version) marked filtered and tested upto 40 KV dielectric strength at 2.5 mm air gap between testing electrode. Note: Certification of dielectric strength shall be submitted by the cotractor after filling the oil.

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S&F steel tubular swaged poles complete with cast iron/ mild steel base plate final tapper plug, nuts & bolts & screws as specifed type 410 SP - 55 (11 metre long) including painting, drilling of necessary holes complete all as specified and directed.

M & L for Anti- climbing device, spikes type fabricated out of MS bars (roung square and flats) including nut bolts washers and welding in two halves made to shape to suit the cross section of the pole, complete all as specified and directed.

Material & Labour for plain cement concrete type B-2 (1:2:4) (with using 40mm graded stone aggregate) as in foundation filling and mass concrete with and including necessary form work complete all as specified & directed.

M & L for plain cement concrete type C1 (1:3:6) (20mm graded stone aggreagate) as in coping of poles including necessary form work complete all as specified and as directed.

M & L for lighting arrester expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo amp suitable for 11000 volts complete all as specified and directed.

Supply, installation, testing and commissioning of out door type LT feeder pillar/ distribution boards thermoplastic polycarbonate IP 65 in accodance with EN 60 529, dust proof, rust proof, water proof & weatheproof, metering panel (1.10 X 1.875 X 0.60 m ) shock proof, rust proof, corrosion free, acid & chemical resistant, fire retardant & self extinguishing, UV resistant, Silica and halogen free recyclable material, glow wire tested at 9600 C in accordance with IEC 60 695-2-11. Type tested as per IEC 60 439-1. Total insulated with system. The manufacture of boar/panel shall submit a copy of CPRI test report of degree of ingress protection IP 65 in accordance with IEC 60529. The gasket material shall be Polyurethane ; while the gasket shall be internally embedded. The manufacture of board/ panel shall submit a copy of type test report of a board made out of polycarbonate thermoplastic panel in accordance with IEC60439-1. The report shall mention the following tests.

Performed and passed out satisfactory:- (a) Degree of protection. (b) Temperature rise. (c) Dielectric Properties. (d) Short circuit withstand current. (e) Effectiveness of protective circuits. (f) Clearance & creepage distance. (g) Mechanical operation. Polycarbonate enclosure shall be fire retardant & self extinguishing in accordance with IEC 60 695-2-11, DIN VDE 0304 part 3,UL subject 94 for Flammability V-2. It shall be tested at Glow wire test for 960 deg. Cent. The impact strength of polycarbonate enclosures/ boards i.e. the degree of protection against mechanical load shall be in accordance with EN 50298-98 for IK 08. The lid closing and opening shall be done by quick fastering spring mechanism latches. Suitable accessories for armoured cable shall be supplied with the panel.

These accessories shall not be fitted with screws, so that there is no loss of IP, but should be auto fit. The board manufacturer shall submit the copy of type test reports for polycarbonate thermoplastic board only. Each board shall have individual routine test report of the manufacture & the panel board will have the following accessories. (a) 4 Nos heat shrink insulated bus bar of 1.5 times of incoming MCCB including all connection with aluminum strip. (b) Incoming MCCB four pole, 415 Volts, 50 HZ, 400 Amps, breaking capacity 50 KA with adjustable thermal and adjustable magnetic release with Ics = 100% Icu -01 Nos. (c) Out going MCCB four pole, 415 Volts, 50Hz, 200 Amps breaking capacity 36 KA with adjustable thermal and adjustable magnetic release with Ics = 100% Icu-01 No. (d) MCCB four pole 415 Volts ,50 HZ, 125 Amps, breaking capacity 25 KA adjustable thermal and adjustable magnetic release with Ics = 100% Icu - 04 Nos

Raman Electric Trading Co

M/S BALWINDER SINGH