GENERAL-Koothattukulam- MLA-SDF Mini mast at Nellimuttathu road-MLA-SDF SITC of Mini mast at Nellimuttathu road, under Koothattukulam.-General Electrical Work

SITC of MINImast

90.15.1.1:Supply installation testing and commissioning of Octogaonal Pole made of hot dip galvanised GI sheet 70mm top diameter. 130mm bottom diameter thickness 3mm base plate dimensions of 200x200x16mm suitable for windspeed as per IS 875 Part III fixed head frame including round arm luminary carriage suitable to install 4/6 nos luminaries in symmetrical arrangement including connector foundation bolt 4 nos existing RCC foundation and junction box etc, complete 8 Meters

90.15.4.9:Supply Conveyance, installation, testing and commissioning of 150W LED Flood light output greater than 105lumen/W 4000-6000 K with IP 66 protection LED Chip make Cree/Lumilled/Nichea with power factor greater than 0.95 at full load, internal surge protection up to 8 KV,and Aluminium pressure die-cast Powder coated housing, acrylic cover complete with THD less than 10%, power factor greater than 0.98, RoHS compliant, duly wired up for use on 230 V AC supply. Driver compartment should be seperatly accessible for maintenance (LM 79&80 certificates from NABL accredited Third party lab to be produced mentioning chip manufacturer)

14.1:Excavation for foundation in soft soil including dressing of sides and ramming of bottoms, lift upto 1.5 m including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 metres.

14.8:Providing and laying in position cement concrete 1 :3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) in foundation of pump, DG set etc. including form work etc. as required.

14.12:Providing 15mm thick cement plaster of mix 1:4(1 cement: 4 fine sand) at all levels

90.6.5.12:Supply and drawing the following sizes of multi-core PVC insulated & FRLS PVC sheathed 650/1100 V grade copper conductor round flexible cables conforming to IS 694 part I 1960 in the existing surface / recess conduit as required including giving necessary connections of the following sizes.3 core 2.50 sq mm

OD531802/2024-2025:Supply and provide 20 mm corrigated flexible PVC conduit

1.17.12:Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface / recessed steel/ PVC conduit as required.3 x 2.5 sq. mm

90.14.5:Supply and fabrication conveyance and installation of angle iron frame work for wall mounting panel board

2.10.3:Supplying and fixing 5 amps to 32 amps rating, 240/415 volts, "C" curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required.Double pole

2.12.1:Supplying and fixing following rating, double pole, 240 volts, isolator in the existing MCB DB complete with connections, testing and commissioning etc. as required.40 amps

2.14.1:Supplying and fixing following rating, double pole, (single phase and neutral), 240 volts, residual current circuit breaker (RCCB), having a sensitivity current upto 300 milliamperes in the existing MCB DB complete with connections, testing and commissioning etc. as required.25 amps

OD531808/2024-2025:Supply and provide DIN rail suitable to fix MCB, Isolator, RCCB, etc including suitablesize nut and bolt.

15.4.1:Supplying, installation, testing and commissioning of Astronomical time switch capable of following output in feeder pillars/ Lighting DBs for automatic switching On &OFF of street lights at sun set & sun ruse or twilight override facility with 12/24 hour display format with suitable battery and indication for relay status i/c programming at site complete ad required1 output per phase and suitable for single phase supply

OD531806/2024-2025:Supply and provide single phase &N ( 2pole) , Surge protector in the existing MCB DB and and giving connection etc as required. ( Cat No. AUSP 021PN15)_

OD531811/2024-2025:Supply and fixing 25A AC 1 MNX 9 -2 pole power contactor ( L7T ) conforming to IS/ IEC 60947-4-1 & IEC 60947-4-1 in the existing enclosure and giving connection etc as required

OD531810/2024-2025:Supply and fixing the following accessories in the existing meter board and giving connections etc.-32 A, 415 V, 2 way neutral link mounted on DMC/ SMC base.

OD531809/2024-2025:Supply and fixing the following accessories in the existing meter board and giving connections etc.-32 A fuse unit with fuse link

OD531803/2024-2025:Supply and installation of Hot press moulded SMC single phase meter box of size 350x250x150mm- sintex make GS-MB-3425 or equivalent

OD531804/2024-2025:Supply and drawing 2 core 6 sq. mm PVC insulated and PVC sheathed Alumnium weather proof cable between the poles and giving connections make in good working conditions. including tag with the supporting wire

90.12.5.2:Supply & laying of one number PVC insulated and PVC sheathed armoured aluminium power cable of 1.1KV grade of the following sizes in the existing RCC/ HUME / STONE WARE/ GI/ DWC pipe as required.2 core 6 sq mm

90.12.10.2:Supply & laying of DWC pipe in ordinary soil 0.75m below ground level including excavation50/38 mm or nearest size

90.16.1.3:Supply and drawing bare earthing conductors of the following sizes along with wiring/ cables and giving connection as required3.15 mm copper conductor ( 10 SWG)

5.9:Supplying and laying 25 mm X 5 mm G.I strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with G.I. nut, bolt, spring, washer etc. as required.(Jointing shall be done by overlapping and with 2 sets of G.I. nut bolt & spring washer spaced at 50mm)

90.16.5.3:Supply of superior quality copper earth socket for the following size of earth conductor including crimping etc. as required.3.15 mm (10 SWG)

5.4:Earthing with G.I. 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 metre long etc. with charcoal/ coke and salt as required.

OD531807/2024-2025:Supply and providing aluminium board of size 60mmx30mmx3mm size with paintings of name of local body, location etc. fitted to the minimast/highmasts using clamps

OD531805/2024-2025:Supply and fitting SMC junction box (hinged door) in the top of the minimast 170mmx170mmx105mm size category GSMB1414 or equivalent

90.3.17.1:Supply, conveyance and erection of the following sizes of 'B' class GI pipe in single section for post top lantern of all types on concrete base (excluding charges for concrete base and excavation) and painting with 2 coats of synthetic enamel paint over a coat of zinc chromate primer etc. as required.32 mm dia GI pipe