Augmentation & Improvement of Electrical Substations, Switch Rooms with associated HT/LT switchgear panel, cables, Transformer, Earthing & other safety items under the jurisdiction of SSE/G/KWAE & SSE/G/RPH".

A-Augmentation & Improvement of Electrical Substations, Switch Rooms

Supply of Dry Type Resin casted 500 KVA capacity, 11KV / 415V, 50 Hz, Indoor type 1 Transformer, Vector Group :- Dyn11 ( 11 KV Delta connection, 415V Star connection ), Insulation Class - H, copper winding, Air natural cooling with off load tap changing links and as per reference standard IS 2026-11 & IEC 60076-11 complete with powder coated MS sheet encloser with fully covered HV & LV Cable terminal box. ( Make - Hitachi ABB / Siemens / Voltamp Transformers Ltd. / Kirloskar Electric Company Ltd. / BHEL ) ( Please see detailed technical specification ) Above/

Installation, connection, testing and commissioning of above 500 KVA dry type 2 transformers at AZ Sub Station including dismantling of existing 250 KVA transformer along with all supporting structure of transformer shed / room and shifting of released transformers from AZ Sub- station to Sainthia Sub Station with transportation, loading and unloading work including reconstruction / recommissioning of shed / room with necessary modification and repairing of civil work of shed / transformer room and structure at AZ Sub-station after commissioning of new transformer. Above/

Installation, connection, testing and commissioning of above 500 KVA dry type transformers at Pakur Main Sub Station including dismantling of existing 300 KVA transformer along with all supporting structure of transformer shed /room and shifting of released transformers from Pakur Main Sub- station to Rampurhat Sub Station store with transportation, loading and unloading work including reconstruction /recommissioning of shed /room with necessary modification and repairing of civil work of shed /transformer room and structure at Pakur Sub-station after commissioning of new transformer. Above/

Installation, connection, testing and commissioning of 250 KVA old transformer 4 released from AZ Sub station to Sainthia Sub- station including dismantling of existing 150 KVA transformer along with all supporting structure of transformer shed / room and shifting of released transformers from Sainthia Sub- station to Rampurhat Sub- Station store with transportation, loading and unloading work including reconstruction /recommissioning of shed / room with necessary modification and repairing of civil work of shed / transformer room and structure at Sainthia Sub- station after commissioning of transformer. Above/

Reconditioning / overhauling, repainting, transformer oil filtering, HV & LV Side 5 winding insulation reconditioning and all necessary repairing and replacement work with testing, installation and commissioning of existing 500 KVA, 11 KV/415 V, 3-Phase, 50 Hz, copper wound , indoor distribution transformer at Pakur Yard Sub-Station complete with accessories including all necessary loading, unloading and transportation from site to factory and factory to actual commissioning site after repairing. Above/

"Reconditioning / overhauling, repainting and all necessary repairing and replacement work ( i.e.- VCB bottle, VCB bottle carrier, spout assembley, CT & PT, Relays, terminals, 6 indication lamps, Meters, space heaters, charging motor and all necessary associated items.) with testing, installation and commissioning of existing HT panel board consisting of i) 11 KV, 800 Amp, 250 MVA Vacuume circuit breaker Panel board - 01 Nos. ii) Digital type metering system such as energy meter, voltmetre, ammeter, tri-vector meter, PF meter etc, iii) CT & PT with all type of protective devices such as earth fault relay, overload relay, short ckt, relay etc (Make - Biecco Lawrie) including SCADA compability features and all necessary loading, unloading and transportation from store to factory and factory to actual commissioning site after repairing. " Above/

Supply of LT 6 Way VTPN/ SMDB Wall Mounted Double Door Distribution Panel Board made of 14 SWG ( 2mm ) MS sheet duly powder comprising with the following items :- a) MCCB, 4 Pole, ( 40 - 100 )Amp, 415V, 50Hz, 36kA, ( Ics = 100% Icu ) Microprocessor based release with following features :- 1) Adjustable Over Load, 2) Adjustable Short Circuit, 3) Inbuilt Ground Fault protection, 4) Inbuilt Instantaneous protection, 5) Adjustable neutral overload protection, 6) Provision of Thermal Memorry, 7) Microprocessor protection-based MCCB must have facility of individual 'LSIG' fault indication - 1 no. b) MCCB, 4 Pole, ( 25 - 63 )Amp, 415V, 50Hz, 36kA, ( Ics = 100% Icu ) Microprocessor based release with above mentioned features in (a) - 4 nos. c) RCBO, 2 7 Pole, 10 Amp, 240V, 50Hz, 10kA, Sensitivities - 300 mA - 4 nos. d) Tinned Copper Busbar (4 Bar) each of capacity 200 Amps., 415V, 50 Hz - 1 set e) Static Multifunction panel mounting LED Energy Meter suitable for operation on 3Ph, 415V, 50Hz supply, Cl 1 with provision of RS485 having display parameters - V, A, F, PF, kW, kVA, kVAR, kWh, kVAh, kVARh, Runhours, On hours, Phase angle, Interrupts, THD, Events ( High-Low ), Neutral Current, K Factor - 5 nos. f) CT of suitable ratio for MFM - 15 nos. g) LED indication lamp for 3-Phases for incoming feeders and "ON, OFF & TRIP" indication for all incoming and outgoing feeders - 26 nos. h) Petty Store for control cable, MCBs, gland, socket, fuse, push button, spreader terminals, auxiliary contacts, shunt release, terminal blocks etc. - 1 job. i) Fabrication work for above panel - 1 job. complete with all other accessories, internal wiring by single core FRLS grade copper conductor cable of suitable size and 1100V grade along with cable glanding, socketing etc. ( Make - LK (L&T) / Siemens / ABB / Hager / Legrand / Schneider / C&S ) ( Make for Energy Meter - Secure / LK (L&T) / Genus / Conzerv / Stelmec / HPL / Socomec / Anchor / C&S ) Above/

Fixing, connection, testing and commissioning of above panel including all incoming and outgoing cables glanding, cable socketing and connection and construction of concrete foundation or suitable wall hanging arrangement as per site condition with all associated accessories. Above/

Supply of cubicle LT panel boards, made of 14 SWG (2mm) MS sheet duly powder coated for APFC Capacitor Bank consisting with the following : a) Super Heavy Duty Capacitor ( MPP ) suitable for 3 Ph, 440V, 50 Hz supply system (25 KVAR x 4 nos.) - 100 KVAR b) Power Factor Controller similar to EPCOS Model No. BR 6000 series or equivalent including CT's - 1 no. c) Capacitor 9 Contactor suitable for operation on 3 Ph, 440V, 50 Hz supply system suitable for 25 KVAR capacitor - 4 nos. d) MCCB, TP, 320-400A, 415V, 50 Hz, 50 kA - 1 no. Complete with CTs, Ammeter, Voltmeter, Selector Switches for ammeter and voltmeter, LED indication lamps for Phases and ON / OFF indication for breaker including fabrication and copper banking ( Make for Capacitor - EPCOS / ABB / Siemens / Keltron / Havells / Alcon / Usha ) ( Make for Power Factor Controller and Contactor etc. - LK (L&T) / Siemens / ABB / Schneider / EPCOS ) ( Make for MCCB etc. - LK (L&T) / Siemens / ABB / Hager / Legrand / Schneider / C&S ) ( Make for Meters - Secure / LK (L&T) / Genus / Conzerv / Selec / Rishabh / Socomec / C&S ) Above/

Fixing, connection, testing and commissioning of above panel including all incoming and outgoing cables glanding, cable socketing and connection and construction of concrete foundation or suitable wall hanging arrangement as per site condition with all associated accessories Above/

Drawing of cable on wall / structure with suitable size and shape GI clamps including supply of suitable size GI Clamp and GI nut-bolts and commissioning of cable ( Cable will be supplied by Railway ) Above/

Trenching and laying of cable underground by pucca floor / concrete cutting with covering of cable through suitabe dia HDPE pipe including supply of HDPE pipe (PE-100 grade, PN-10 or higher) along with refilling the trench and make good of surface as its original condition ( Cable will be supplied by Railway ) Above/

Trenching and laying of cable under ground by soil cutting through suitable dia HDPE pipe including supply of HDPE pipe (PE-100 grade, PN-10 or higher) alongwith refiling of trench by excavated soil and make good of surface as its original condition. ( Cable will be supplied by Railway ) Above/

Trenching and laying of cable underground by pucca floor / concrete cutting and commissioning of cable alongwith make good of floor surface as its original condition after laying of cable ( Cable will be supplied by Railway ) Above/

Trenching and laying of cable underground by pucca floor / concrete cutting and commissioning of cable through 80mm dia GI pipe including supply of GI pipe alongwith make good of floor surface as its original condition after laying of cable ( Cable will be supplied by Railway ) Above/

Trenching, laying under road / track through 100 mm dia GI pipe ( medium gauge ) including supply of GI pipe and commi- ssioning of cable including back filling of trench with excavated soil after laying of cable ( Cable will be supplied by Railway ) Above/

Drawing of cable through one no. 2" dia, 3.0 Mtrs. long GI pipe ( Make - Tata / Jindal / Bansal ) for protection of cable on pole with proper GI clamps and GI nuts & bolts including supply of GI pipe ( Cable will be supplied by Railway ) Above/

Supply of Indoor End Termination jointing kits ( Heat shrinkable ) suitable for XLPE / PVC insulated stranded Aluminium conductor cable of size 3 x 70-95 sq.mm., 11 KV grade complete with all accessories including jointing, testing and commissioning. ( Make - m-seal / Raychem / Mahindra / Densons / 3M / Polycab ) Above/

Releasing of old, unused LT cables of various sizes. Above/

Sub-station earth by supply, digging and insertion of earth pipe made of heavy 20 gauge GI pipe of size 50 mm dia x 3 mtrs.long ( Make - Tata / Jindal / Bansal ) including construction of total 4 nos. earth pit as per Sr.DEE/G/E.Rly/HWH's drg. no. Misc./ 10/Rev. Each earth pit provided with 3 nos. of above pipe duly sorted by GI strip of size 50 mm x 6 mm including necessary earth connection from pit to CSS / HT / LT panel board / transfor- mers etc. by GI strip of size 50mm x 6mm with GI nuts & bolts. Above/

Supply of Gl Flat for Earth Bus including connection from "earth pit and fixing and commissioning on Sub-station " building wall by Gl nut-bolts and washer with supporter for earthing of HT and LT equipments Above/

Earthing with 2 nos.of 50 mm diametre, 3.0 metres long heavy gauge GI pipe ( Make - Tata / Jindal / Bansal ) including construction of earth pit and necessary earth connection from pit by suitable Galvanized Iron ( GI ) strip. ( For details not covered in this specifications, Indian Standard Code of Practice for earthing IS : 3043 - 1987, Reaffirmed - 1996 should be followed ) Above/ 1330862.0

Goods & Services Tax ( at present @ 18% )