Illumination of various coal stock yards with 25mtr Stadium type High Mast Lighting Tower at ILBL OCP, Lakhanpur Area, MCL

Design, supply, Installation, testing and commissloning of motoring type raising /lowering type, hot dip galvanised 25 mtr polygonal stadium type high mast tower having thickness 5 mm, PCD 630mm with following Items: High Mast sections with base plate, Lantern carriage suitable to fix upto 12 Nos. of (LED) luminaries asymmetrically, with required balancing weight of MS steel, 3 suspension Head frame, L-Stopper (3 Nos.), Mounting Plates, Lightening Arrestor and Earthing Spikes (Gl) Double Drum Winch 1500 Kg. (Gear Ratio- 53:1), 3 HP Motor suitable for lowering/rising of mast. suitable SS Wire Rope (Grade-AISI 316 or equivalent), Manual Operating Handle, Trailing Cable (1 sets 5 core X 4 sq. mm. EPR PCP found, Copper, GI Junction Box AVIATION OBSTRUCTION LIGHT: LED type Double Dome, there will be factor of safety of over 5 for fhe system at full load for the whole system

Supply, installation, testing and commissioning of 1000W LED sports lighting floodlight stadium type fixtures complete with all accessories, outdoor type with following specification 1. With highly efficient strong aluminium die cast housing and with heat resistant toughened glass along with proper heat dissipation system in the housing. 2. LED Ight Fixture should be Adjustable along both Horizontal and vertical axis 3. Operating voltage: 150-250V. pf>0.95, frequently:50Hz+3. Lumen level: 120lumen/watt (min.). pure white light colour, with narrow beam angle: 20-40 deg. should have surge protection-min 4kV and CCT should be 5500-6500K, CRI>70 and LED chip of reputed make. THD<10%. IP66 protection

Making of foundation for 25Mtr polygonal stadium high masts tower by Earth work In excavation, supplying and filling in plinth with sand, providing and laying in position cement concrete, reinforced cement concrete work, centering and shuttering including shuttering, propping, steel reinforcement for R.C.C work, providing and fixing mild steel round holding down boils with nuts and washer plates complete. providing and fixing on wall face unplasticised Rigid PVC rain water pipes (detail as per annexure-B and drawing as per STC in tender document of NIT)

SIC of IP-68 waterproof gel connectors having 3/4 pole cabic connector. 3 wires x 2.5sqmm.Appllcation: 01 IN and 02 Out for 3 core (2.5 Sqmm) rubber cable) Such specializad waterproof gel connecters, secure connections from all type of adverse weather threats for outdoor connections and secure it from moisture and carbon accumulation, long -lasting ond reliable.

Design, supply, installation, testing and commissioning of cubicle type LT panel complete including all switch gears ( MCCB with adjustable s/c thermal trip and MCB) (mention the rating of income and incoming and outgoing and number of outgoing feeders, with provision of two spare feeder with MCCB) to be kept for protection and contractors suitable for 415volts, 3-phase , 4 wire 50Hz AC supply system, fabricated in IP 55 compartmentalized design from CECA steel of 3mm thick for frame work and covers, 3mm thick for gland plates, including cleaning and finishing complete with 7 tank process for powder coating in approved shade. TPN aluminium alloy bus bar of high conductivity. DMC/SMC busbar supports with short circuit withstand capacity, bottom base channel of M.S. section of not less than 100mmX50mmX5mm thick, entire panel shall have a common copper earth bar of size 25mmX5mm at the rear with 2nos. earth stud, solid connections from main busbar to switchgear with required size of all busbar and control wiring with PVC insulated copper conductor wire, cable alleys, cable gland plates, in two half including providing all components required as per bidders design. The incomer shall be provided with energy meter. Including subpanel/control for each Mast Control with pendant type switch, having 100 AMP TPN MCCB as incomer with 5DA contactor and 02nos, 9A auxiliary contactors for Mast. The outgoing circuits shall be having 10nos, 10Amp DP MCB for outgoing circuit for individual operation of lighting fixtures, with suitable timer switch and suitable contactor as required for timer based automatic ON/OFF system

supply of 4C X 35 sq mm, 1.1kV Al armored cable in underground cable trenching, insulation type C, PVC sheath, as per IS:1554 (Part 1):1988 latest

Laying of one number PVC insulated and PVC sheathed/ XLPE power cable of 1.1KV grade of 4 X 35 Sq mm size direct in ground including excavation, sand, cushioning , protective covering and refilling the trench etc as required

Supply and making outdoor end termination with cast resin compound including aluminium lugs and other jointing materials for 4 X 35 sq mm size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1K V grade as required.

Supply and making end termination with brass compression gland and aluminium lugs for 4 X 35 sq mm size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1KV grade as required.

Earthing with G.l. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 meter long etc. with charcoal/ coke and salt as required.