REPLACEMENT OF OLD AND LOWER RATIO 02 SETS OF 33 KV CTS 03 NO OF OLD VCBS AND 01 NO BATTERY CHARGER BY NEW ONE AT GSS MAGAM

Amount

(A) SUPPLY:- Design, Manufacture, Supply, Packaging & Forwarding, Transportation, Delivery at site of equipments and materials.

33KV VCB (36 KV, 2000 Amps of 3 phase, 50 c/s and 25KA for 3 sec) outdoor type with all accessories and auxiliaries, SS Body, Universal Type Spring Charging Motor and all mandatory spares viz (1). Auxilary Switch-1No. (2). Tripping Coil Assembly with Tripping Coil-1No (3). Spring Charging Motor Limit Switch- 1No (4)VCB Pole - 1No (6)Universal Type Spring Charging Motor - 1 No

Single phase, Oil Filled 50 c/s,36KV Current Transformers (1200-800-400 /1-1-1 A as per site specifications) , 25KA for one second, rated dynamic current 25KA(peak), Class A insulation, Burden 20 VA, 1 NO PS CORE, 1NO 5P20, 1 NO 0.2s class, Galvanised tank etc.

CT I Clamps single 0.4/ twin 0.5 with Copper tube & made of Alluminium Alloy and shall comply in all respects with IS:5561-1970 (latest edition)

110 V Battery charger (Three phase): Battery charger as well as Automatic Regulators shall be of static type compatible with VRLA Batteries. Should also have necessary temperature sensors. should have both Automatic and Manual control of output voltage and current. (i) Float charging and load current ratings: 30 Amp / 60Amp / 70Amp /100Amp at 110 V to 170 V D.C. (ii) Boost charging current rating: 50 Amps / 55Amp / 60Amp / 70Amp /80Amp / 100 Amp at 98 V to 180 V D.C. Battery Charger must be provided with mandatory spares viz (A). Main Controller PCB & other supply PCBs for Annunciation, Protection etc (B) Convertor Diodes- 2 No (+ 1No-Blocking Diode) (C). Control Relays I. 12Volt DC 2c/o 6A- 2No II. 240Volt AC 2c/o 6A- 2No (D). HRC Fuse Links - 10No (E) 16A MCB TP - 3No

(B) HANDLING, STORAGE, PRESERVATION, ERECTION / INSTALLATION, DEHYDRATION, TESTING AND COMMISSIONING OF EQUIPMENTS AND MATERIAL.

Handling, Erection/Installation , Assembly, testing and commissioninig of 33KV VCB (36 KV, 2000 Amps of 3 phase, 50 c/s and 25KA for 3 sec) outdoor type with all accessories and auxiliaries, SS Body, Universal Type Spring Charging Motor and all mandatory spares viz (1). Auxilary Switch-1No. (2). Tripping Coil Assembly with Tripping Coil-1No (3). Spring Charging Motor Limit Switch- 1No (4)VCB Pole - 1No (6)Universal Type Spring Charging Motor - 1 No

Handling, Erection/Installation , Assembly, testing and commissioninig of Single phase, Oil Filled 50 c/s,36KV Current Transformers (1200-800-400 /1-1-1 A as per site specifications) , 25KA for one second, rated dynamic current 25KA(peak), Class A insulation, Burden 20 VA, 1 NO PS CORE, 1NO 5P20, 1 NO 0.2s class, Galvanised tank etc.

Handling, Erection/Laying , Assembly, testing and commissioninig of CT I Clamps single 0.4/ twin 0.5 with Copper tube & made of Alluminium Alloy and shall comply in all respects with IS:5561-1970 (latest edition)

Handling, Erection/Installation , Assembly, testing and commissioninig of 110 V Battery charger (Three phase): Battery charger as well as Automatic Regulators shall be of static type compatible with VRLA Batteries. Should also have necessary temperature sensors. should have both Automatic and Manual control of output voltage and current. (i) Float charging and load current ratings: 30 Amp / 60Amp / 70Amp /100Amp at 110 V to 170 V D.C. (ii) Boost charging current rating: 50 Amps / 55Amp / 60Amp / 70Amp /80Amp / 100 Amp at 98 V to 180 V D.C. Battery Charger must be provided with mandatory spares viz (A). Main Controller PCB & other supply PCBs for Annunciation, Protection etc (B) Convertor Diodes- 2 No (+ 1No-Blocking Diode) (C). Control Relays I. 12Volt DC 2c/o 6A- 2No II. 240Volt AC 2c/o 6A- 2No (D). HRC Fuse Links - 10No (E) 16A MCB TP - 3No

Modification of the existing 33 KV VCB foundations if any for these 03 No 33 Kv Breaker Foundations like dismantling of some portion of concrete and providing and fixing of channels of size 100x50x6mm, foundation bolts etc or as per the directions of Engineer In-charge (complete job).

Dismantling of old 33 KV Breakers ( 03 No) spared after erection and commissioning of new (03 No) 33 Kv breakers, its safe handling, dragging, loading at site, its transportation, unloading either at divisional / site store or as per the instructions of Engineer incharge ( complete Job of dismantling for all 03 No 33 KV VCB's)

Dismantling of old 33 KV CT's ( 06 No) spared after erection and commissioning of new (06 No) 33 Kv CT's, its safe handling, dragging, loading at site, its transportation, unloading either at divisional / site store or as per the instructions of Engineer incharge.( Complete job of dismantling for all 06 No. CT's)

(C) Supply, Installation, Testing and Commissioning including Civil foundation works of 20 Meter Long High Mast Lighting System including replacement of 18 no Metal Halide Lights of existing 02 No High Mast Lighting System at GSS Magam

High Mast Yard Lighting 20 meter long along with 12No. 200Watt LED Flood lights (specifications as shown for item.No-2), control gear with integral Power tool, weight 450 kg. comprising of 2 sections of hot dipped galvanized materials as per BSEN ISO 1461 thickness 3 mm & 4 mm, dia 150mm & 360mm for top and bottom respectively, stress fitting arrangement on site with 500mm overlap dynamic loading to withstand max wind pressure as per -IS 875 part III, parameters for structural & foundation design must be taken from Wind Tunnel test. Lightning protection of GI single spike 1200mm at top and at base inside compartment having double internal lock with adequate size of MCB erected on PVC board complete with base plate of 25mm thick 520mm dia. and foundation bolts having 6 nos. bolts of 24mm dia 750 mm long (EN.8 grade) Anchor plate 445 PCD, including accessories viz. (1) Lantern carriage of 50 NB ERW class-B, MS pipe covered with PVC sleeve suitable to carry 500kg. load and upto 8 fittings symmetrically.(2) 40mtr Trailing Copper cable 4core 6 sq.mm, PVC insulated PVC Sheathed (3) Double Drum 350Kg Winch having gear 30:1, oil bath (SAE90/140) arrangement (4) 2 nos. Stainless steel wire ropes 5 mm dia (7/19) breaking load capacity 1450 kg x 2, (5) Integral power tool 3-phase, 1HP 2m/min single speed .torque limiter up to 500 kg adjustable (6) Single LED 300 Nos. aviation light (7) LT Feeder Panel primer coated with powder coated paint & provided with required gasket for dust / vermin proof with degree of protection IP42 suitable for 415V 3 phase, 50 Hz, 4 wire system fabricated out of 14 SWG CRCA sheet and comprising of incoming MCB 32 A TPN switch, HRC fuses, single dial timer, suitable size of contactors for lighting and power tool, 2 nos.outgoing, reversing switch for motor. detachable cable gland plates, 2 earthing terminals, internal wiring & fixing of separately supplied MCBs, MCCBs,RCCB, ACB, panel mounted Astronomical Switch , Changeover switch / SFUs, etc. as required (7) Foundation drawing, test certificate and gurantee certificate shall be provided by manufacturer. (8) 100mtr ,3.5 Core 16 sq.mm unarmoured AL cable from AC Distributiob Board upto Feeder Pillar a as per site specifications/requirements. Lightening Pole must be equipped with spare steel sling of lower dia (<5mm) for facilitating replacement of Power Cable to LED Lights. SITC of 20mtr Higmast light system is including the Civil foundation works ( as per the drawing to be submitted by the L1 bidder at the time of approval of the foundation drawing) .

Supply & Installation/fixing of 200 Watt LED flood lights having housing made of pressure die cast aluminium alloy (ADC12/LM6). the luminaire shall deliver system lumens ≥ 24000lumens. The system efficacy of the luminaire shall be ≥120lm/w. The LEDs used in the luminaire shall be from either Lumileds, Osram, Nichia, APT Electronics and CREE make, shall have CCT of 5700°K, CR≥70, SDCM≤5, Life of 50000Hrs @ L70B50. The luminaire shall have IP rating of IP66 & IK rating of IK07. The luminaire shall have lens made of polycarbonate & optical cover made of toughened glass. The LED driver shall have operating voltage range of 140V to 270V, PF≥0.95 @ full load, THD≤ 10% @ full load, In-built surge protection of 4KV, HV Cut off @ 325V (±15V). The luminaire shall have 10KV SPD in-built inside the luminaire. The maximum dimensions of the luminaire shall be, L: 380M, Depth: 77MM at fins & height without cradle: 192MM. The nominal weight of the luminaire shall be maximum 4KGs.. The luminaire driver & it’s SPD shall be of the same make/manufacturer/Lighting Company as that of LED luminaires. Luminaire manufacturer must have In-house NABL accredited lab to conduct LM79, Type test as per IS10322, "FAT" before dispatch as per IS 10322 & IK Test. The successful bidder must submit the NABL accreditation certificate for Luminaire manufacturer before supply of material for approval. The LED Luminaire & it's driver both should be BIS registered. Successful bidder shall submit the following reports before supply of material for approvals LM79 issued by NABL accredited lab, LM80 issued by LED manufacturer, Type Test Certificate for luminaire as issued by NABL accredited lab, BIS certificate for LED Luminaire & Driver. Similar to above specs in Signify(Philips/Ecolink) , LT & Ligman. (For 2 No. Existing High Mast Lights after dismantling of old metal halide lights complete job ).

Barraq Enterprises (BID ID -2208359)

CIVICTRA ENGINEERING AND CONSTRUCTIONS (BID ID -2197559)