DEPOSIT Kerala State Science and Technology Museum and Priyadarsini Planetarium Thiruvananthapuram Electrical works in connection with repair and renovation of the old heritage building Providing EI General Electrical Work

Amount

Providing EI

1.10.3:Wiring for light point/ fan point/ exhaust fan point/ call bell point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable in surface / recessed medium class PVC conduit, with modular switch, modular plate, suitable GI box and earthing the point with 1.5 sq.mm. FRLS PVC insulated copper conductor single core cable etc as required.Group C

90.3.10:Supplying and providing extra H.G conduit down rod of 19 mm dia 2 x 1.00 m long with 16/0.20 mm 3 core copper conductor flex wire conforming to relevant ISS or with the extended original wiring and giving connection etc. as required.

90.3.18.2:Supply, fabrication, conveyance and fixing the following sizes of B class GI pipe bent to shape / cut and welded to shape and fixing the same to wall / parapet using clamps as noted along with each size, painting with 2 coats of synthetic enamel paint over a coat of zinc chromate primer, making good the damages, colour washing etc as required.32 mm dia with HG company fabricated clamps

90.3.20.3:Supply & installation of light fittings on TW round block Supply, conveyance installation testing and commissioning the light fittings of following types made of CRCA with 0.5mm thickness complete with all accessories and lamps etc. directly on wall or ceiling with PVC round block neatly painted to suit the fitting and giving connection with required length of 16/0.20mm 3 core copper conductor flex wire conforming to relevant ISS and giving connections as required.1200 mm 1X20W LED Lamp with box type fixture

90.15.4.3:Supply Conveyance, installation, testing and commissioning of 70W LED street 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)

90.15.4.2:Supply Conveyance, installation, testing and commissioning of 36/40W LED street 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)

OD283499/2024-2025:Supply and fixing of 1500 lumen round/ square(1X1) recessed fitting made of diecast aluminium, having efficacy not less than 110l/w, pf greater than 0.95, THD less than or equal to 10%, Chip make Cree/Osram/lumilled/Nichea and giving connection with required length of 16/0.20mm 3 core copper conductor flex wire conforming to relevant ISS and giving connections as required

90.3.24.3:Supply & installation of light fittings suspended on ball & socket arrangement with 19 mm down rod Supply, conveyance, installation, testing and commissioning the light fittings of following types made of .5mm thick CRCA sheet accessories and lamps etc. including supplying and fixing ball and socket arrangements on PVC round block, suspension down rod of 19mm dia MS conduit up to 2x30cm length including painting and wiring the down rod with 16/0.20mm 3 core round copper conductor flex wire conforming to relevant ISS or extending the original wiring and giving connections etc. a required.1200 mm 1X20W LED Lamp with box type fixture

OD3057/2025-2026:Supply and fixing of 4 feet suspended lights with min 115 lumen per watt system efficacy and minimum 2200 system lumens high efficiency long life pure line slim suspended luminaire with white powder coated finish extruded aluminium housing with suspension kit included in packaging, special poly carbonate diffuser, LED driver duly wired up to terminal block for easy installation and long service, CRI>80, IP20, IK02, driver efficiency >85%, THD<10%,CCT 4000K, pf>0.95, surge protection 3kv ( Philips make pureline slim suspended 4 ft SP780 X LED22S-4000 PSU W5L113 OD WH -S1or equivalent)including additional bowdam and wires required

OD3058/2025-2026:Supply and fixing of 4feet suspended lights with min 115 lumen per watt system efficacy and minimum 2200 system lumens high efficiency long life pure line slim suspended luminaire with white powder coated finish extruded aluminium housing with suspension kit included in packaging, special poly carbonate diffuser, LED driver duly wired up to terminal block for easy installation and long service, CRI>80, IP20, IK02, driver efficiency >85%, THD<10%,CCT 6500K, pf>0.95, surge protection 3kv ( Philips make pureline slim suspended 4 ft SP780 X LED22S-6500 PSU W5L113 OD WH_S1 or equivalent) including Additional Bowdam and wire required

OD213921/2024-2025:Supply, Installation, Testing and Commissioning of 1200 mm sweep, BEE 5 star rated, ceiling fan with Brush Less Direct Current (BLDC) Motor, class of insulation: B, 3 nos. blades, 30 cm long down rod, 2 nos. canopies, shackle kit, safety rope, copper winding, Power Factor not less than 0.9, Service Value (CMM/W) minimum 6.85, Air delivery minimum 215 CMM, 350 RPM (tolerance as per IS : 374- 2019), THD less than 10%, remote or electronic regulator unit for speed control and all remaining accessories including safety pin, nut bolts, washers, temperature rise=75 degree C (max.), insulation resistance more than 2 mega ohm, suitable for 230 V, 50 Hz, single phase AC Supply, earthing etc. complete as required.

90.4.1:Supply and installation of suitable size MS rod type fan clamp in the RCC slab as per IS 732 as required.

90.4.2:Supply and installation of suitable size MS belt type fan clamp fabricated from flat iron 40 x 6 mm, 150mm long x 2 Nos with M.S. rod bent to shape, neatly painted with 2 coats of enamel paint over a coat of red oxide primer as per IS 732 as required.

90.4.9:Charges for cutting holes suitable for accommodating exhaust fans above 305mm sweep and up to 450mm sweep including plastering colour washing etc. as required.

OD283475/2024-2025:Supply and fixing 380 mm sweep, 900 rpm Heavy Duty Exhaust fan working on 230 V A/C in existing opening and giving connections.

1.47:Supplying and fixing extra down rod of 10 cm length G.I. pipe, 15 mm dia, heavy gauge including painting etc. as required. (Note: More than 5 cm length shall be rounded to the nearest 10 cm and 5 cm or less shall be ignored)

1.21.1:Supplying and fixing of following sizes of medium class PVC conduit along with accessories in surface/ recess including cutting the wall and making good the same in case of recessed conduit as required.20 mm

1.21.2:Supplying and fixing of following sizes of medium class PVC conduit along with accessories in surface/ recess including cutting the wall and making good the same in case of recessed conduit as required.25 mm

90.9.2.1:Supply and fixing 100 x 50 mm PVC Cable Management System with base and lid along with the following accessories conforming to IEC 61084/ BS 476 & 4678 on surface / recess including cutting the wall and making good the damages in case of recessed installation as required.100 x 50 mm CMS with base and lid

90.9.2.2:Supply and fixing 100 x 50 mm PVC Cable Management System with base and lid along with the following accessories conforming to IEC 61084/ BS 476 & 4678 on surface / recess including cutting the wall and making good the damages in case of recessed installation as required.Cable devider

90.9.2.3:Supply and fixing 100 x 50 mm PVC Cable Management System with base and lid along with the following accessories conforming to IEC 61084/ BS 476 & 4678 on surface / recess including cutting the wall and making good the damages in case of recessed installation as required.External angle 90 degree

90.9.2.4:Supply and fixing 100 x 50 mm PVC Cable Management System with base and lid along with the following accessories conforming to IEC 61084/ BS 476 & 4678 on surface / recess including cutting the wall and making good the damages in case of recessed installation as required.Flat angle 90 degree

90.9.2.5:Supply and fixing 100 x 50 mm PVC Cable Management System with base and lid along with the following accessories conforming to IEC 61084/ BS 476 & 4678 on surface / recess including cutting the wall and making good the damages in case of recessed installation as required.Internal angle 90 degree

90.9.2.8:Supply and fixing 100 x 50 mm PVC Cable Management System with base and lid along with the following accessories conforming to IEC 61084/ BS 476 & 4678 on surface / recess including cutting the wall and making good the damages in case of recessed installation as required.End cap

90.9.2.11:Supply and fixing 100 x 50 mm PVC Cable Management System with base and lid along with the following accessories conforming to IEC 61084/ BS 476 & 4678 on surface / recess including cutting the wall and making good the damages in case of recessed installation as required.Cable retainer

90.9.1.1:Supply and fixing 50 x 50 mm PVC Cable Management System with base and lid along with the following accessories conforming to IEC 61084/ BS 476 & 4678 on surface / recess including cutting the wall and making good the damages in case of recessed installation as required.50x50mm Cable Management System with base and lid

90.9.1.7:Supply and fixing 50 x 50 mm PVC Cable Management System with base and lid along with the following accessories conforming to IEC 61084/ BS 476 & 4678 on surface / recess including cutting the wall and making good the damages in case of recessed installation as required.End cap

90.9.2.13:Supply and fixing 100 x 50 mm PVC Cable Management System with base and lid along with the following accessories conforming to IEC 61084/ BS 476 & 4678 on surface / recess including cutting the wall and making good the damages in case of recessed installation as required.4 to 5 module mounting box

1.28.4:Supplying and fixing following Modular base & cover plate on existing modular metal boxes etc. as required.6 Module

1.17.3: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 1.5 sq.mm

1.17.6:Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface / recessed steel/ PVC conduit as required.6 x 1.5 sq. mm

1.17.9:Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface / recessed steel/ PVC conduit as required.9 x 1.5 sq. mm

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

1.17.15:Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface / recessed steel/ PVC conduit as required.6 x 2.5 sq. mm

1.17.18:Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface / recessed steel/ PVC conduit as required.9 x 2.5 sq. mm

1.17.21: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 4 sq. mm

1.17.24:Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface / recessed steel/ PVC conduit as required.6 x 4 sq. mm

1.17.33:Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface / recessed steel/ PVC conduit as required.6 x 6 sq. mm

1.27.1:Supplying and fixing following size/ modules, GI box alongwith modular base & cover plate for modular switches in recess etc as required.1 or 2 Module (75mmX75mm)

1.27.2:Supplying and fixing following size/ modules, GI box alongwith modular base & cover plate for modular switches in recess etc as required.3 Module (100mmX75mm)

1.24.1:Supplying and fixing following modular switch/ socket on the existing modular plate & switch box including connections but excluding modular plate etc. as required.5/6 amps switch

1.24.3:Supplying and fixing following modular switch/ socket on the existing modular plate & switch box including connections but excluding modular plate etc. as required.15/16 amp switch

1.24.4:Supplying and fixing following modular switch/ socket on the existing modular plate & switch box including connections but excluding modular plate etc. as required.3 pin 5/6 amp socket outlet

1.24.5:Supplying and fixing following modular switch/ socket on the existing modular plate & switch box including connections but excluding modular plate etc. as required.6 pin 15/16 amp socket outlet

2.10.1: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.Single pole

2.10.4: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.Triple pole

2.13.1:Supplying and fixing following rating, four pole, 415 volts, isolator in the existing MCB DB complete with connections, testing and commissioning etc. as required.40 amps

2.13.2:Supplying and fixing following rating, four pole, 415 volts, isolator in the existing MCB DB complete with connections, testing and commissioning etc. as required.63 amps

2.11:Supplying and fixing single pole blanking plate in the existing MCB DB complete etc. as required.

2.15.1:Supplying and fixing following rating, four pole, (three phase and neutral), 415 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

2.15.2:Supplying and fixing following rating, four pole, (three phase and neutral), 415 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.40 amps

OD156921/2024-2025:Supplying and fixing 40 A to 63 A, TP MCB (C curve), 10 kA breaking capacity, suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required. Triple pole

90.11.1.11:Supply and installation of sheet steel, phosphatised and painted, dust and vermin proof enclosure of MCB DB including copper /brass bus bar, neutral link, earth bus and DIN rail suitable for fixing MCB/ isolator etc. fixed on wall using suitable anchor bolts or fixed in recess including cutting hole on the wall , making good the damages, colour washing etc. as required6 way (8+18) - three phase double cover (IP 42/43)

90.11.1.10:Supply and installation of sheet steel, phosphatised and painted, dust and vermin proof enclosure of MCB DB including copper /brass bus bar, neutral link, earth bus and DIN rail suitable for fixing MCB/ isolator etc. fixed on wall using suitable anchor bolts or fixed in recess including cutting hole on the wall , making good the damages, colour washing etc. as required4 way (8+12) - three phase double cover (IP 42/43)

90.11.1.15:Supply and installation of sheet steel, phosphatised and painted, dust and vermin proof enclosure of MCB DB including copper /brass bus bar, neutral link, earth bus and DIN rail suitable for fixing MCB/ isolator etc. fixed on wall using suitable anchor bolts or fixed in recess including cutting hole on the wall , making good the damages, colour washing etc. as required6 way (8+18) - double cover TPN vertical DB with provision for fixing 4P MCB / Isolator/ RCCB/ RCBO as incomer and SP/ TP MCB as outgoing (IP 42/43)

90.11.1.16:Supply and installation of sheet steel, phosphatised and painted, dust and vermin proof enclosure of MCB DB including copper /brass bus bar, neutral link, earth bus and DIN rail suitable for fixing MCB/ isolator etc. fixed on wall using suitable anchor bolts or fixed in recess including cutting hole on the wall , making good the damages, colour washing etc. as required8 way (8+18) - double cover TPN vertical DB with provision for fixing 4P MCB / Isolator/ RCCB/ RCBO as incomer and SP/ TP MCB as outgoing (IP 42/43)

90.11.1.18:Supply and installation of sheet steel, phosphatised and painted, dust and vermin proof enclosure of MCB DB including copper /brass bus bar, neutral link, earth bus and DIN rail suitable for fixing MCB/ isolator etc. fixed on wall using suitable anchor bolts or fixed in recess including cutting hole on the wall , making good the damages, colour washing etc. as required4 way (8+12) - double cover TPN vertical DB with provision for fixing MCCB as incomer and SP/ TP MCB as outgoing (IP 42/43)

90.14.10.12:Supply, conveyance and fixing the following types & current rated control gears & switchgears conforming to IS 13947 suitable for 440 V, 50 Hz, AC supply in the existing panel assembly as required.160A, 35/36 kA (Ics=100%Icu), 4 pole, current limiting type MCCB with microprocessor based release with overload setting of 50 - 100% having adjustable OL & SC

90.14.10.3:Supply, conveyance and fixing the following types & current rated control gears & switchgears conforming to IS 13947 suitable for 440 V, 50 Hz, AC supply in the existing panel assembly as required.16 A-100A, 16 kA (Ics=100%Icu), 4 pole, current limiting type MCCB having thermal setting range of 80 - 100% with thermal magnetic release having adjustable OL

90.12.7.28:Supply, laying and clamping of 1 no. PVC insulated and PVC sheathed armoured aluminium power cable, 1.1 KV grade of the following sizes using clamps noted along with the cables, spacing of clamps not exceeding 60cms, making good the damages , colour washing etc. as required.3.5 core 35 sq mm with factory made clamp

90.12.7.31:Supply, laying and clamping of 1 no. PVC insulated and PVC sheathed armoured aluminium power cable, 1.1 KV grade of the following sizes using clamps noted along with the cables, spacing of clamps not exceeding 60cms, making good the damages , colour washing etc. as required.3.5 core 95 sq mm

90.12.5.31: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.3.5 core 95 sq mm

90.12.10.4:Supply & laying of DWC pipe in ordinary soil 0.75m below ground level including excavation77/63 mm or nearest size

9.1.21:Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.3 1/2X 35 sq. mm (32mm)

9.1.23:Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.3 1/2X 70 sq. mm (38mm)

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.

5.15:Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required.

90.16.1.4:Supply and drawing bare earthing conductors of the following sizes along with wiring/ cables and giving connection as required4.00 mm copper conductor ( 8 SWG)

90.16.5.4:Supply of superior quality copper earth socket for the following size of earth conductor including crimping etc. as required.4.00 mm (8 SWG)

90.16.5.2:Supply of superior quality copper earth socket for the following size of earth conductor including crimping etc. as required.2.65 mm (12 SWG)

90.16.1.2:Supply and drawing bare earthing conductors of the following sizes along with wiring/ cables and giving connection as required2.65 mm copper conductor (12 SWG)

90.16.2.2:Supply and laying of the following sizes of B class GI pipe laid 0.6 m below ground level including excavating trench of suitable size and refilling etc, as required.20 mm dia. G.I pipe ( medium class)

OD202905/2024-2025:Supply and installation of 400mm sweep wall mounting fans of metal body suitable for working in 230V /240V AC supply using mounting brackets supplied along with the fan

OD202906/2024-2025: Supply and installation of Type 1+2, Surge Protection Device having Configuration 3P+N , 4 module, Maximum Discharge Current - Imax up to 50KA, Iimp: 12.5KA, in the existing enclosure and giving connections as required , (L&T Mate or equivalent )

OD214482/2024-2025: Supply and installation, testing and commissioning of ABC type 5kg fire extinguisher with complete with installation brackets conforming to IS15683 with ISI mark As required.

OD214486/2024-2025: Supply and installation, testing and commissioning of CO2 type fire extinguisher with 4.5 kg. Capacity complete with installation brackets confirming to IS15683 with ISI mark as required.

OD214483/2024-2025: Providing and fixing double scaffolding system (cup lock type) on the exterior side, upto seven story hight made with 40 mm dia. M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staricase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required location with essential safety features for the workmen etc. complete as per directions and approval of Engineer- in Charge. The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding. Note:- This item to be used for maintenance work judicially, necessary deduction for scaffolding in the existing item to be done

OD214485/2024-2025: Supply and providing 2mm thick Elastomeric fire retardent insulating mat as per IS 15652/2006 to withstand 3.3 KV dielectric strength.

OD5258/2025-2026:Charges for dismantling the existing Fuse board / DBs/ Switch Board etc and stack them in appropriate places as directed by the official .

OD5259/2025-2026: Charges for dismantling existing Fan/ fittings without any damage and conveyance to appropriate places as directed by the official

SITC of Lightning Protection System

OD163887/2024-2025:Supply and fixing of 8mm Aluminium round conductor complete as specified in drawing & Meets the requirements of din EN 50164-2 ( VDE 0185 part 202) & VDE 0185-305 (IS / IEC 62305 ,the conductor fixing horizontally on the FLAT CONCRETE ROOF SLAB / parapet of the building on the existing holder as required (make OBO or its equivalent)

OD164192/2024-2025:Supply and fixing of 8mm Aluminium round conductor complete as specified in drawing & Meets the requirements of din EN 50164-2 ( VDE 0185 part 202) & VDE 0185-305 (IS / IEC 62305 ,the conductor fixing on the slanted Tiled roof of the building on the existing holder as required (make OBO or its equivalent)

OD163886/2024-2025:Supply and fixing of Roof conductor holder -polyimide conductor holder- on flat concrete roof/ parapet/ Tiled roof . with M8 female thread or diameter 7mm, M8 screw to connect the conductor holder. Weather and temperature resistant from -35 to +90 degree Celsius tested. Conductor holder @ 1 meter distance as required. No.17730 M8(5207460) as required (make OBO or its equivalent)

OD164784/2024-2025:Supply and fixing of Ridge conductor holder with tensioning spring -Stainless steel conductor holder with bottom section and conductor holder stainless steel (V2A) clamping ranges 280-380mm . Conductor holder @1 meter distance (make OBO or equivalent)

OD163882/2024-2025:Supply and fixing of 1 meter Vertical air terminal with mounting accessories on the flat surface to meet the requirements of IS-IEC -62305 .Tested for Electrical , Mechanical and chemical as per IEC 62561 as required (make OBO Type No.F_ FIX JUNIOR (5403308) or its equivalent)

OD163883/2024-2025:Supply and fixing of Vertical air terminal with accessories:Providing of Air terminals as per IS-IEC -62305 part-3 Nominal size Ø10/16 mm aluminium rod: 2Mtr Air terminal: semi-hard (E-AlMgSiO5 corresponds to DIN 48801) Suitable for high wind load. Tested as per IEC 62561(1-8) as required (make OBO Type No. 101 VL2000 ( 5401983) or its equivalent)

OD163881/2024-2025:Supply and fixing of Stand for Fang Fix system 16 kg with base and clamp ,made up of frost resistant concrete and tested upto 100KA lightning current. Tested as per IEC 62561(1-8) as required (make OBO type No.F-FIX-16 (5403200) or its equivalent)

OD163884/2024-2025:Supply and fixing of Stand for Fang Fix system 16 kg with base and clamp ,made up of frost resistant concrete as required. ( make OBO type No.F-FIX-S16 I (5450080) or its equivalent)

OD163880/2024-2025:Supply, conveyance and fixing of Cross universal connector for T and cross connection, to route vertical down conductor/mesh formation made of hot dipped galvanized iron with necessary screws etc as required. installed with 4 hexagonal bolt M8*25 with M8 hexagonal nut etc and fixing the conductor properly as required. OBO 253 S3 FT (5312592)/ or its equivalent make.

OD163879/2024-2025:Supply and fixing of expansion piece with connector. For equalizing temperature related length changes. Necessary on conductors length over 20 meters. For round conductor Rd 8/ALU.make (No.172 AR (5218926) OBO/equivalent.

OD163878/2024-2025:Supply and fixing Connector: For T cross and parallel connectors Quick installation using hexagonal bolt M10X30 high-grade hot dip galvanized. Conforms to the requirements according to DINVDE 0185-305 (IS-IEC 62305)(2nos/expansion piece) as required. (Make OBO Type No. 249 B ST ( 5311705 ) or its equivalent

OD165657/2024-2025:Providing and clamping shoe: suitable to connect 8 mm conductor quick installation with hexgonal bolts ,11 mm dia attaching hole and shall be of hot dip galvanised as required(Make-OBO(Type No-31910(5325315)/equivalent)

OD165729/2024-2025:Supply and fixing of Test Joint suitable to connect 8 mm round conductor and max by 30 x 3 mm GI strip , made of hot dipped galvanised iron & Installed with 4 hexagonal bolts M8 * 25 with M8 hexagonal nuts.

OD163877/2024-2025:Supply and fixing of T 100 Test Joint Box

OD163876/2024-2025:Supply and fixing of Galvanized Steel Flat 30 mm X 3 mm thickness from earth electrode directly in ground as required. Flat conductor shall be of hot dipped & cross sectional area of 90mm square. According to DIN EN 50164-2(VDE 0185 part 202) Meets the requirements of VDE0185/305 ( IS- IEC 62305 ) Zinc coating 500g/m square should be tested and used exclusively for lightning protection earthing system and ring equipotential bonding. No. 5052 DIN 30X3(5019344). OBO or its equivalent make.

OD163873/2024-2025:Supply and providing of Plastic corrosion Protection strip Approx 1.1mm thick. width 50mm Made of petrolatum-coated chemical fiber fabric as required. (Make OBO No. 35650(2360055) or its equivalent.

OD163872/2024-2025:Supply installation testing and commission of CHEMICAL EARTHING system , of UL Listed & CPRI Tested maintenance free, Low carbon copper coated earth rod of 3 meter electrode having diameter of 17.2 mm with copper coating thickness of 250micron tested as per IEC 62561-2 is provided with universal clamp made of SS to connect rod with flat conductor including excavation soil. Earth conductivity enhancing compound shall be of 25kg/pit tested as per IEC 62561-7, TCLP tested. The above arrangements shall be provided with heavy duty earth chamber of 5000kg load Bering capacity to ensure the safety of earthing system as required

OD163874/2024-2025:Supply and providing of spacer for flat conductor holder suitable for FL 35. Installed with 2 hexagonal bolts.( Make OBO Type No 833 35(5033039) or its equivalent.

OD166342/2024-2025: Providing and fixing double scaffolding system (cup lock type) on the exterior side, upto seven story hight made with 40 mm dia. M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staricase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required location with essential safety features for the workmen etc. complete as per directions and approval of Engineer- in Charge. The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding. Note:- This item to be used for maintenance work judicially, necessary deduction for scaffolding in the existing item to be done

OD163875/2024-2025:Supply and providing of Cross connector for Flat suitable for 30 mm Galvanised steel strip.installed with 4 nos of hexagonal plate. no: 255 FL30FT (5214534). OBO or its equivalent.

STEPHEN MOSES (BID ID -2201336)

P.Thankappan Nair (BID ID -2199138)

Bidder Name

D SURESH

STEPHEN MOSES

P.Thankappan Nair