SPECIAL REPAIR REPLACEMENT OF SUMMER COOLING APPLIANCES AGAINST BER AND OLD CONVENTIONAL EARTHING PITS AND LIGHTING ARRESTOR AND CONNECTED ITEMS UNDER GE AF TECH AREA AT AF STN AGRA

Amount

Dismantling and taking down of window/split type Ac of any size including disconnecting all electric connection and copper pipe and connected items etc complete and deposition to MES store yard all as directed by Engineer-in-charge.

Supply and install testing and commissioning hi wall split units indoor and outdoor complete with cordless remote control unit and with in built air ioniser and plasma filter for better indoor air quality with minimum 5 star rating inverter type and EER 3.2 of capacity 1.8 TR including installation kit as per OEM ie. 2.5 sqmm 4 core coper cable, Copper tube 1/2" dia and 1/4" dia minimum 10 feet long for connection from indoor to outdoor unit complete all as specified and directed.

Supply and install testing and commissioning hi wall split units indoor and outdoor complete with cordless remote control unit and with in built air ioniser and plasma filter for better indoor air quality with minimum 5 star rating inverter type and EER 3.2 of capacity 1.5 TR including installation kit as per OEM ie. 2.5 sqmm 4 core coper cable, Copper tube 1/2" dia and 1/4" dia minimum 10 feet long for connection from indoor to outdoor unit complete all as specified and directed.

Supply and install window type air conditioning units complete with cordless remote control unit and with in built air ioniser and plasma filter for better indoor air quality with inbuilt stablizer complete with minimum 5 star rating and EER 3.2 of 1.5 TR capacity complete all as specified and directed.

S and Fix DB enclosures with MCB protected suitable for AC including socket plug top and MCB single pole wth a two pin and earth plug and socket complete 20 Amp , 240 volts etc all as specified and directed . Make :- Havells Model No DB0XxMcB protected or equivalent of Legrand / Indo Asian.

Supply and fix 1/4” dia copper tube suitable for split type ACs of capacity 1.5/ 2.0TR including cutting, jointing and soldering etc including insulation material and drainage pipe around the tube complete all as specified and directed.

Supply and fix 1/2” dia copper tube suitable for split type ACs of capacity 1.5/ 2.0TR including cutting, jointing and soldering etc including insulation material and drainage pipe around the tube complete all as specified and directed.

Supply and fix MS stand for Outdoor unit of split AC MS stand shall be fabricated from using MS angle and flat iron section of suitable size directed by Engr-in-Charge etc compete all as specified.

M&L for 2.5 sqmm 4 core multi stranded copper cable for connection AC unit with MCB DB etc compete all as specified and directed.

Demolition of old unserviceable earthing pit any type size including excavation work in any type of soil etc complete all as apecified and directed.

S&F in repair aluminum strip of size 25 x 3 mm with porcelain insulator as a earth contiunuity conductor or main earthing lead fixed on wall / roof with screws etc. connecting to test point etc complete all as specified and directed.

S&F in repair Copper strip of size 20 x 3 mm earth continuity conductor or main earthing lead fixed to wall on DMC type insulator or recess or chases or buried in ground or drawn in conduit/pipe etc complete all as specified and directed.

S&F in repair Copper strip of size 32X6 mm earth continuity conductor or main earthing lead fixed to wall on DMC type insulators or recess or chases or buried in ground or drawn in conduit/pipe etc. complete all as specified and directed.

S&F galvanised iron strip of size 50 x 6 mm earth continuity conductor or main earthing lead fixed on roof with saddles/ on DMC type insulators and fixing screws etc. for roof conductors and down conductors or buried in ground complete all as specified and directed.

S&F galvanised iron strip of size 32 x 6 mm earth continuity conductor or main earthing lead fixed on roof with saddles/ on DMC type insulators and fixing screws etc. for roof conductors and down conductors or buried in ground complete all as specified and directed.

M&L for brazing/welding of earthing electrode/strip of any type and size complete all as specified and directed.

M&L in repair 50 mm dia GI tubing light grade with all fittings such as tee, bend,elbow,reducer, socket etc for earthing lead protection laid in under ground /fixed on wall complete all as specified and directed.

M&L in repair 40 mm dia GI tubing light grade with all fittings such as tee, bend,elbow,reducer, socket etc for earthing lead protection laid in under ground /fixed on wall complete all as specified and directed.

M&L for Cutting chases, pinning in making good to facings where required and pointing in cemant mortar 1:3 to ends or edges of landings, steps, cills, sunsheds, shelves, lintels, etc; and cutting chases for concealed conduit wiring,etc, and making good in brick wall in cm 1:4 /RCC in M 15 using 20mm graded aggregate, cutting not exc 10 cm girth complete all as specified and directed.

M&L for earthing complete with Copper plate electrode of size 600mmx600mmx 3.15 mm thick buried directly in ground (earth pit not less than 3.00 meter deep below ground level with top edge of the plate not less than 2.25 meter below ground level connected to copper strip of size 32x6 mm as earthing electrode by means of MS bolts, nuts, check nuts and washers of galvanised iron or steel connected to earthing test point all as specified incl excavation and earth work work in any type of soil and disposal of surplus soil to a distance nexc 50m incl 40 mm dia GI tubing light grade for protection and necessary fitting for protection of copper strip incl filling of charcoal, dust and common salt in layers at both sides of earth plate not less than 40cm each side with alternate layers of 15cm each layer Earth pit shall be in PCC (1:3:6) type C-1 (using 20mm graded stone aggregate) with 40 x 40 x 6 mm MS Angle iron frame of pit cover of made by dholpur stone of size 40x40cm size and 40mm thick with well dressed and having handle made by 12mm MS Rod for lifting of pit cover, 15mm thick plastering with CM (1:6) internally and upto 150mm below ground level externally, PGI funnel with 20mm dia medium grade GI pipe for watering and GI wire mesh complete all as specified and shown on electrical plate No 3 of SSR Part-I (2009) and connected to earth test incl testing complete all as specified and directed.

M&L for chemical earthing complete with Copper plate electrode of size 900mmx600mmx5 mm thick buried directly in earth pit not less than 4.7 meter below normal ground level and size of pit shall be 1.6 meter long x 0.61 meter width x 5.10 meter depth earth plate connected to copper strip of size 32x6mm by means of copper/ brass nut, bolts of suitable size earth strip protected with 40 mm bore light grade GI pipe from electrode and upto and including the earth test point of gun metal , 20mm bore, medium grade GI pipe for watering including PGI funnel, GI wiremesh, providing alternate layer of 10 cm each charcoal, salt and magnesium sulphate layer upto 1.2 meter and 2 Kg coper sulphate to be added around including excavation, in any type of soil returning in filling, removal of surplus soil to a distance not exceeding 50m, PCC pit in PCC 1:2:4 type B1 (using 20mm graded stone aggregate), as in earth pit with 40 x 40 x 6 mm size MS Angle iron frame and pit cover of made by using dholpur stone of size 40x40cm and 40mm thick with well dressed and having handle made by 12mm MS Rod for lifting of pit cover,15mm thick plastering with CM (1:6) internally and upto 150mm below ground level externally with 20mm dia medium grade GI pipe for watering complete all as specified and shown on electrical plate No 3 of SSR Part-I (2009) and connected to earth test incl testing complete all as specified and directed.

M&L for bore well earthing in soil by vehicle mounted pneumatic drill machine upto depth of 50 meter below ground level using earth electrode 50mm dia GI pipe medium grade duly drilled hole 12mm dia on pipe,15cm C/C on both side of pipe including lowering in bore well upto depth of 49.8 meter and 0.2 meter above ground level Surounding of the pipe electrode shall be filled with commercial salt, charcoal, dust, and magnesium phosphate of 30cm layer each upto the full length of pipe. The bore well casing pipe shall have 12 meter of length 150mm dia 5 mm thickness MS pipe for protection of bore well, welding of GI strip 50x6mm on earth electrode of length 0.5 meter and include upto 7.5 meter to the test point and GI tubing light grade 50 mm upto 7.5 meter from the bore well including test point of gun metal or phosphorus bronze of size 75x75x25mm, drilled screwed including 3 Nos, 8mm dia, 25mm long hex head screw and PCC earth pit foundation in cement concrete 1:3:6 Type C-I (using 20 mm graded stone aggregate) surrounding the bore well of size 60x60x30cm and inner size 40x40 with angle iron25x25x3mm (AI) frame size of 40x40 for pit cover and pit cover made by dholpur stone of size 40x40cm, 40mm thick with handle made by12mm MS rod complete all as specified and directed by Engineer-in-Charge.

Note for item No. 20 , 21 and 22 (i) Copper strip/ GI Strip and protection light grade GI pipe upto 7.5 meter shall be deemed to be included in the quoted rates. (ii) The earthing value of each earthing pit to be below 1 Ω (Ohm). (iii) Excavation and all earth work shall be deemed to be included in the unit rates as quoted by the contractor.

M&L for MS sheet of size 40 x 20cm & thickness of 2mm shall be used for fabrication of cable route indicator fabricated in the shape of square/round/triangle as per sample, including Angle Iron 25x25x3mm (90 cm long), framed work with shape of 'T' etc, necessary welding, earth works in any type of soil, etc including two coats of synthetic enamel paint over a coat of red oxide primer and writing of letters TESTED ON -------, RESULT -------------with inclusive different colour of synthetic enamel paint with suitable size of letters and all arrangements including grouting with PCC (1:3:6) type C-1 (Using 20 mm graded stone aggregates) of size 150x150x150mm complete all as specified and directed .

M/s SCHOLASTIC ENTERPRISES

GUPTA ENGINEERING WORKS

M/S Solanki Brothers