4 Nos,1x10 MVA 33/11 KV Gas Insulated Sub-stations

Amount

Supply , installation, testing and commissiong of 10 MVA Power Transformer,33/11kV,step down Ester Oil type Copper wound Transformer with On load tap changer(OLTC) on HV side with tap range of +5% to -15% steps of 1.25% with suitable AVR & RTCC panel as per the specifications. The transformer shall be complete with all accessories shall be provided with cable box termination arrangement on HV & LV side.

Supply, installation, testing and commissioning of Pre-fabricated Containerized Substation shall made of GI (2mm thick for load bearing and 1.5mm for non load bearing members) having IP 54 enclosure with 50mm rockwool 2hr Fire rated thermal insulation Sandwich Panel and as per TS, consists of the following a. 33kV Indoor Primary GIS as per TS ( 1 Incomer VCB +1 Outgoing VCB for 10MVA Transformer) – 1 Set b. 11kV Indoor Primary GIS as per TS ( 1 Incomer VCB +5 Outgoing VCB)- 1 Set c. 1 No Entry/Exit door Provision for E-House. 1 door shall be suitable for equipment entry from inside only d. Battery Bank 110VDC 500 AH - 1 Set e. Dual Float cum Boost Battery Charger suitable for 110 V DC, 80 A ( Auto and Manual) – 1No. f. ACDB – 1 Set g. DCDB- 1 set h. RTCC- 1 set (from Sl. No. 1) i. Fire Alarm System & Fire Extinguisher(Co2 type) – 1 Set j. AC system (N+1) & AC Control panel – 1 Set k. LT power & control cabling within the container equipment. l. Station earthing grid internal to Container. m. Lightning protection for Metallic container . n. Ilumination System normal & emergency (110V DC) lighting, Lighting Panels, switches and sockets. o. Survillance system complete in all respects(with data backup facilty for 60days)camera 6nos i.e. 2Nos for covering entrance, 2Nos for internal area & 2Nos for acess control system with acess card o. Metallic container with doors with access control, access platforms. p. Supply of termination kits for 33kV & 11KV GIS & termination of cables at site. q. Rubber Insulation mats – As required. r. 33 kv LA = 1 set Size of Container should be 8 meter X 5 Meter with sufficient provision for acess (max) The enclosure shall contain all the indoor equipments like 33KV GIS, 11KV GIS, ACDB,DCDB, RTU panel, RTCC panel, battery chargers, Lightining system, Fire safety system as per the tender specifications.The Container should have following A)33kv Indoor Gas Insulated Switchgear Panel 1250 A, 31.5KA/3sec which consists of 1 No Line feeder, 1No transformer feeder ( 2 Panels GIS BOARD) as per the enclosed Technical specifications. Internal arc tested panel as per IAC AFLR 31.5 kA for 1sec.The GIS shall be 3 phase combined and single bus type. CT ratio shall be 400/1+1+1+1 A and PT shall be 33000/sqrt3 Volt/110/sqrt3 Volt. Vacuum Circuit breaker, numerical relays having IEC 61850 protocol and multifunctional meters for SCADA compatibility as per attached technical specification.All the GIS panels shall be operated and monitored through SCADA. B)11kv Indoor Gas Insulated Switchgear Panel 1250A, 25 KA/3sec which consists of 1 No Line feeder, 1 No Substation transformer feeder, 4 Nos Outgoing feeders (6 Panel GIS BOARD) as per the enclosed Technical specifications.Internal arc tested panel as per IAC AFLR 25 kA for 1 sec.The GIS shall be 3 phase combined and single bus type. CT ratio for the incomer shall be ***/1+1+1 A and PT shall be 11000/sqrt3 Volt/110/sqrt 3 Volt. Vacuum Circuit breaker, numerical relays having IEC 61850 protocol and multifunctional meters for SCADA compatibility as per attached technical specification.All the GIS panels shall be operated and monitored through SCADA. C) Remote Terminal Unit Panel with Ethernet Switch and interposing relay DI/DO as per the mentioned GIS panels list which includes Master Remote Terminal unit, RTU Control Panel & Cabling between RTU and GIS Panel boards.

Supply of 100 kVA, 11/0.415 kV station transformer along with all the accessories as per TS.

Supply of 40 mm dia 3000 mm long GI pipe (medium-grade) earth electrodes & other accessories for treated earth of s/stn as per TS.

60x8 mm galvanized flat for raiser.

Supply of 30 kV, 1 phase, 10 kA LA Station type with all accessories as per TS.

Supply of 9 kV, 1 phase, 10 kA LA Station typewith all accessories as per TS.

1Cx300 sq mm 33 kV XLPE cable (panel to transformer 3+1 equivalent length spare) ( Make: Havells/KEI/Polycab/Paramount)

1Cx630 sq mm 11 kV cable (panel to transformer -3+1 equivalent length spare) ( Make: Havells/KEI/Polycab/Paramount)

Cable termination kit suitable for 33 KV GIS Panel Board Outer cone type touch proof cable termination with removable end cap for cable testing 1C x 300 sq.mm to be provided by GIS vendor from S.No 2

Outdoor Cable termination kit suitable for 33 KV GIS 1C x 300 sq.mm to be provided by GIS vendor from S.No 2

Cable termination kit suitable for 11 KV GIS Panel Board Outer cone type touch proof cable termination with removable end cap for cable testing 1C x 630 sq.mm to be provided by GIS vendor from S.No 2

Outdoor Cable termination kit suitable for 11 KV GIS Panel Board.to be provided by GIS vendor from S.No 2

LT power & control cable 1 job for each s/stn to be provided by GIS vendor for four station from S.No 2

Complete Lighting System for switchyard(High Mast 16 meter winch mechanism) along with provision of Solar Lighting at main gate and sub-station boundary including fans as per detailed TS.(For four stations)

Civils works(including supply of material) for 33/11kV containerised substation including foundation, including RCC cable trench with precast trench covers for incoming and outgoing cables(Both 33KV & 11KV ) and other related works to complete installation, testing, commissioning of substation included.

Foundation for 10 MVA, 33/11 kV transformer as per approved drawing as per TS.

Construction of Boundary Wall (including supply of material) with fixing of MS angle & Barbed wire fencing(around Transformer and wherever required) all along the boudary wall including Plastering and Distempering(both sides),supply and fixing of main gate - complete with painting (with double coating of metallic primer and paint)etc. all as per approved drawing & TS (Measurement for this purpose will include length of the gate along the boundary wall).

Development of land includes filling of land upto two feet above thr adjoining road, construction of wash room cum toilet with septic and overhead water tanks,drainage system, drinking water supply(Borewell with submersible pump set complete),sewerage system of substation, construction of approch road(5mtr wide) etc. as per approved drawing or as per instruction of Engineer -in- Charge (including supply of material)

Construction (including supply of all material) of RCC cable trench along with pre-cast RCC trench cover, Brick work whenever required all complete as per approved drawing and TS outside the control room building - 0.5 Mtrs wide trench.

Supply and Erection of 11 Mtr. Long Steel Tubular Pole type 410 with welded steel base plate of Designation SP -56 (IS 2713, Pt I, II, III 1980.)

11KV Isolator, Double Break, 3-Pole, 600 Amps., Horizontal Mounting type, with earth switch for outgoing feeders with 4 No spares

185mm2 11 KV 3 Core XLPE Cable, FRLS. ( Make: Havells/KEI/Polycab/Paramount)

Supply and erection of Heat Shrinkable Indoor Cable Termination Kit suitable for 11 KV GIS Panel Board Outer cone type touch proof cable termination with removable end cap for cable testing 3C 185mm2 to be provided by GIS vendor form S.No 2( 2 No spare kits /each station)

Supply and erection of Heat Shrinkable Outdoor Cable Termination Kit suitable for 3C 185mm2 to be provided by GIS vendor form S.No 2 (2 No spare kits /each station)

Supply and erection of 33 kV Isolators with earthing blade Complete with fitting to be provided by GIS vendor from S.No 2

Supply and erection of Pre-fabricated hot dip Galvanised steel item like channel X-armsas per technical specification, approved drawings and scope of work.

Supply and erection of Pre-fabricated hot dip Galvanised steel item like Angle Iron for Belts & Bracesas per technical specification, approved drawings and scope of work.

Supply and erection of Pre-fabricated hot dip Galvanised steel item like Flat Iron as per technical specification, approved drawings and scope of work.

Supply and erection of Pre-fabricated hot dip Galvanised steel item like Nuts and Bolts

Supply and erection of Danger Plates as per technical specification, approved drawings and scope of work.

Supply and erection of Pre-fabricated hot dip Galvanised steel item like Anti-Climbing Device with Clamps

Providing Chemical earthing complete as per approved drg. and technical specifications.

Supply and erection of Red Oxide

Supply and erection of Aluminium Paint

Cement concrete foundation of ST Poles using cement concreting , 1 part cement, 2 part sand, 4 part 20 mm size stone aggregate chips (1:2:4) etc as per scope of work, approved drawings and specifications (0.5 cubic meter)

Supply and Erection of 20 mm dia Stay Set complete with Stay Wire 7/4 mm, Turn Buckle, Bow, Tightner, Guy Clamps, Anchor Plates, Guy Insulators, Guy grip, thimbles etc along with Concreting of Stay sets(as per approved drawings) as per TS.

Paying out, tensioning, binding of conductor and tightening of stays and stringing, testing and commissioning of ACSR Conductor on 9 mtr long STP by providing earthing material (coil and 6 SWG GI wire), pole numbering etc of following size including jointing sleeves, helical formed fittings, jumpering and by providing & erecting PG Clamps etc as required as per approved drawings, scope of work and technical specifications

100 sqmm ACSR Dog Conductor

11 kV Pin Insulators with Pins(Polymer)

Supply and Erection of 11 kV Disc Insulators Complete with fitting as per TS.

Supply and Erection of Earthing of Poles & fittings by GI Pipe 40mm or GI earthing Rod 20x2500 mm with GI strip as per TS

13 Mtr. Long Steel Tubular Pole with welded steel base plate of Designation 410 SP -69(IS 2713, Pt I, II, III 1980.)

GI Channel X-arm including clamps, belts and braces, GI V-x-arm with top bracketincluding clamps as per TS

Supply and Erection of 20 mm dia Stay Set complete with Stay Wire 7/4 mm, Turn Buckle, Bow, Tightner, Guy Clamps, Anchor Plates, Guy Insulators, Guy grip, thimbles etc along with Concreting of Stay sets(as per approved drawings) as per TS.

Supply and Erection of 11 kV Disc Insulators Complete with fitting as per TS.(Polymer)

Supply and Erection of Earthing of Poles & fittings by GI Pipe 40mm or GI earthing Rod 20x2500 mm with GI strip as per TS

200mmsq ACSR Conductor

PG Clamps for 200 mm² ACSR Conductor as per TS.

Supply and erection of Aluminium Paint as per TS.

Supply and erection of Red Oxide as per TS.

Supply and Erection ofAnti-Climbing Device with Clamps as per TS.

Cement concrete foundation of ST Poles using cement concreting , 1 part cement, 2 part sand, 4 part 20 mm size stone aggregate chips (1:2:4) etc as per scope of work, approved drawings and specifications.

Supply and Erection of 33 KV Danger Plates with Clamps as per TS.

Supply and Erection of Galvanized Nuts & Bolts as per TS.

33KV Pin insulators (Polymer) with pins(10KN)as per TS

33KV Line/Section Isolator without Earthing Blade complete set

Supply and Erection of Aluminium Jointing Sleeves as per TS.

Supply and installation of 33KV 300 sqmm single core XLPE cable on 13 mtr STP Poles

Supply and installation of outdoor heat shrinkable kit for 33KV 300sqmm Single core XLPE cable

Guard netting as per TS

Note - Procurement of all the materials should be done as per the survey/works requirements. Any material spared after the execution of the contract will not be entertained except the spared items demanded. Only supply part of the spared items will be billed as per the payments terms of the LOA/SBD.

S.T.Electricals Pvt Ltd

JK Electric Engineers Pvt. Ltd.

VAISHNO ASSOCIATES VIDYUT PROJECTS LLP