Supplying, Erecting, Testing and Commissioning of new 315 KVA transformer at Dadra Intakewell in DNH

Supply of 315 KVA Outdoor type Compact Substation consisting of Transformer,HT switchgear and LT Switchgear and confirming to IEC-62227. a) Transformer: 315 KVA Copper wound 11KV /433 V DYn11, Dry Cast resin type Transformer with tapping range +10 to -10% @ 2.5% ( with tolerance), class F , with surge restorers, Digital WTI, IS1171 as per b) HT Compartment: 11KV, 21kA for 3 Sec . 630 A 50 Hz, gas insulated VCB in SS tank in sheet enclosure having provision for one no. direct connection of Incoming supply cable upto 300sq mm and one no. VCB( Manually charging & closing) in series with LBS between VCB and Transformer, Self Powered Relay 3 O/C +1 E/F Relay type CSPR-V5, mechanical ON/OFF  indicator, trip coil , Manual Close & Trip PB, live cable indicator, mechanical interlocks, pad locking facility, SF6 gas manometer, cable boots, 3 nos. CTs with Ratio -/1A, Cl: 5P10, 2.5 VA for protection c) LV side compartment : one no. MCCB of 500A, 36kA, 4Pole, Microprocessor based release with arrangement for bottom cable termination ( 100% for phase & 50% for N, Current density - 1A/ sq mm) The enclosure should be of IK10 type.The Enclosure shall construction shall be GI of thickness at least 1.6/2mm.The enclosure shall be Powder Coated. Each compartment will be provided with the door and pad locking arrangement. The Compartment illumination lamp with door operated switch shall be provided for each compartment. The Transformer compartment will have IP-34 ingress protection, whereas the HT/LT compartment will have IP-54 protection.The connection between HT and Transformer shall be by 3 runs of single core 95 sq mm XLPE aluminium cable and between Transformer to LT switchgear shall be by appropriate Aluminium PVC sleeved Busbar

Supply, laying, testing & commissioning 11 / 11 kV (UE) grade, XLPE insulated, stranded Aluminium conductor, galvanised steel flat strip / round wire armoured, extruded PVC type ST2 sheathed, heavy duty cable (to be laid on wall surface with necessary clamps / in existing cable trench / cable trays / conduit / pipe sleeves at road crossing or floor as per site requirement) conforming to IS: 7098 (Part-2) & IEC: 60502(Part-2), of following sizes: 3 Core x 150 Sqmm

Supply, laying, testing & commissioning of 1.1 kV grade, XLPE insulated, stranded Aluminium conductor, galvanised steel flat strip / round wire armoured, extruded PVC type ST2 sheathed, heavy duty cable (to be laid on wall surface with necessary clamps / in existing cable trench / cable trays / conduit / pipe sleeves at road crossing or floor as per site requirement) conforming to IS: 7098 (Part-1) & IEC: 60502 (Part-1) of following sizes: 3.5 Core x 300 Sqmm (3 set of 400 Mtr.)

Supply, laying, testing & commissioning of Galvanized Iron (GI) Earthing for Transfromer and panels including all necessary material and work, as per site requirement and as directed by engineer in charge

Supply, laying, testing & commissioning of copper Earthing for Transfromer and panels including all necessary material and work, as per site requirement and as directed by engineer in charge

Supply, laying & installation of FRP Fencing with door unit including civil work

Providing & fitting heat shrink cable termination / jointing kits for 1.1kV grade PVC/ XLPE insulated cable including necessary earth connectivity connection, material & consummables making the termination/ joint complete ensuring the joint resistance is within the permissble limit as per IS, of following types & sizes: Indoor / Outdoor End Termination Kit- 3.5C, 185 to 300 sq mm

Providing & fitting heat shrink cable termination / jointing kits for 11 kV (E) grade XLPE insulated cable including necessary earth connectivity connection, material & consummables making the termination/ joint complete ensuring the joint resistance is within the permissble limit as per IS, of following types & sizes: Indoor Terminations Kit suitable for 3C ,120 to 185 sq mm

Providing & fitting heat shrink cable termination / jointing kits for 11 kV (E) grade XLPE insulated cable including necessary earth connectivity connection, material & consummables making the termination/ joint complete ensuring the joint resistance is within the permissble limit as per IS, of following types & sizes: Outdoor Terminations Kit suitable for 3C ,120 to 185 sq mm

Construction,civil work and RCC Labour charges for LBS and Compact Substation- Dimensions (L x W x H) Casting of LBS plinth 3100x2000x 1000, CSS Plinth 3500x2500x1000 / foundation in situ reinforced cement concrete in M 20 using granite, quartzite trap metal of size 6 mm to 20 mm for RCC work including providing of 53 grade cement & Fe 415 grade TMT bars, scaffolding, centering, form work, curing etc. complete.