REPAIR/ MAINTENANCE TO LT PANEL, LT CABLES, MCCBs AND CONNECTED WORKS PKT-I AND PKT-II AT CHAF BANGALORE

Amount

Excavation in trenches not exc. 1.5m wide and not exc 1.5m in depth and getting out in soft /Loose soil for laying of cable all as specified and directed and as directed.

Returning filling in, including spreading, levelling, watering and well ramming in layer not exc 25cm all as specified and as directed.

Removal of surplus soil (excavated soil) to a distance not exceeding 50m and depositing where directed at a level not exc 1.5m above the starting point all as specified and as directed.

M & L River sand, spread dry in trenches as in cable cushioning all as specified and as directed.

Supply and lay in trenches un-reinforced precast concerete cable cover of class LV, type 2, flat size 300mm x 180mm x 40mm for protection of LT UG cables all as specified and directed.

Taking up or down u/s steel tubing and connections of sizes 50/80 mm or above

Supply and Fix GI tubing light grade 50 mm bore as in cable protection fixed to poles/walls or laid intrenches/under road crossing etc all as specified and as directed.

All As per Item No 7 but for 80 mm bore

M&L in repairs of Boring of holes under road pavement hard standing by manual boring incl making good the disturbed surfaces complete all as specified and directed

Taking down old U/S UG cable of any size.

M & L LT UG cable 4 core x 16 sq mm 1100 Volts grade XLPE insulated , flat steel armored, heavy duty with aluminium conductor laid in trenches or fixed to walls/ poles or passing through pipes with and including,cable gland lugs/ thimbles/ ferrules including connecting, testing and commissioning complete for the following sizes including taking down existing LT UG cable of any size at site all as specified and as directed. Make : Havells/Polycab/Universal Notes: (a) Excavation earth work and sand cushioning brick protectionand connected work etc. Shall be measured and paid separately under relevant item of schedule (b) Rate quoted deemed to include for cutting and removing of defective joints where required as directed.

All as per Item No 11. but for 3.5 core x 25 Sqmm

All as per Item No 11. but for 3.5 core x 35 Sqmm

All as per Item No 11. but for 3.5 core x 50 Sqmm

All as per Item No 11. but for 3.5 core x 70 Sqmm

All as per Item No 11. but for 3.5 core x 95 Sqmm

All as per Item No 11. but for 3.5 core x 120 Sqmm

All as per Item No 11. but for 3.5 core x 240 Sqmm

Supply and laying in repairs of 1100 volts grade heavy duty cable with PVC insulated aluminium stranded conductor served with an inner sheathing of PVC tape unarmoured with galvanised steel tape and overall PVC sheathed 10 sq.mm , 2 core nominal cross section in service connections Make : Havells/Polycab/Universal

Supply and laying in repairs of 1100 volts grade heavy duty cable with PVC insulated aluminium stranded conductor served with an inner sheathing of PVC tape armoured with galvanised steel wire or tape and overall PVC sheathed 10 sq.mm 4 core nominal cross section in service connections Make : Havells/Polycab/Universal

M & L in repairs of Straight through joints heat shrink type suitable for 10 to 16 Sq. mm. x 3.5/4 core sizes of PVC/XLPE insulated and PVC sheathed armoured LT underground cable with aluminium conductors including joint kits and labour complete for making joints all as specified and as directed. Make : Denson/3M

All as per Item No 21. but for 25 to 50 Sq. mm. x 3.5/4 core

All as per Item No 21. but for 70 to 150 Sq. mm. x 3.5/4 core

All as per Item No 21. but for 240 to 300 Sq. mm. x 3.5/4 core

S & F in repairs Al cable lugs of size 16 Sqmm as specified

S & F in repairs Al cable lugs of size 25 Sqmm specified

S & F in repairs Al cable lugs of size 35 Sqmm as specified

S & F in repairs Al cable lugs of size 50 Sqmm as specified

S & F in repairs Al cable lugs of size 70 Sqmm as specified

S & F in repairs Al cable lugs of size 95 Sqmm as specified

S & F in repairs Al cable lugs of size 120 Sqmm as specified

S & F in repairs Al cable lugs of size 240 Sqmm as specified

S & F in repairs Al IN-Line connectors of size 16 Sqmm as specified

S & F in repairs Al IN-Line connectors of size 25 Sqmm specified

S & F in repairs Al IN-Line connectors of size 35 Sqmm as specified

S & F in repairs Al IN-Line connectors of size 50 Sqmm as specified

S & F in repairs Al IN-Line connectors of size 70 Sqmm as specified

S & F in repairs Al IN-Line connectors of size 95 Sqmm as specified

S & F in repairs Al IN-Line connectors of size 120 Sqmm as specified

S & F in repairs Al IN-Line connectors of size 240 Sqmm as specified

M&L in repairs of MCCB, 4 pole, 415 Volts, 63 Amps, 16 KA, 50 Hz, AC, fixed thermal and fixed magnetic type in the existing LT panel board/ sheet metal enclosure including connecting up incoming/ out going cables with suitable lugs and testing complete all as specified and as directed. Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

M&L in repairs of MCCB, 4 pole, 415 Volts, 100 Amps, 16 KA, 50 Hz, AC, fixed thermal and fixed magnetic type in the existing LT panel board/ sheet metal enclosure including connecting up incoming/ out going cables with suitable lugs and testing complete all as specified and as directed. Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

M&L in repairs of MCCB, 4 poles 415 Volts, 160 Amps, 36 kA, 50 Hz, AC, adjustable type type in the existing LT panel board/sheet metal enclosure including connecting up incoming/out going cables with suitable lugs and testing complete all as specified and as directed. Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

M&L in replacment of MCCB, 4 poles 415 Volts, 200 Amps, 36 kA, 50 Hz, AC, adjustable type in the existing LT panel board/sheet metal enclosure including connecting up incoming/out going cables with suitable lugs and testing complete all as specified and as directed. Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

M&L in replacment of MCCB, 4 poles 415 Volts, 250 Amps, 36 kA, 50 Hz, AC, adjustable type in the existing LT panel board/sheet metal enclosure including connecting up incoming/out going cables with suitable lugs and testing complete all as specified and as directed. Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

M&L in repairs of MCCB, 4 pole, 415 Volts, 350 Amps, 36 KA, 50 Hz, AC, adjustable type in the existing LT panel board/ sheet metal enclosure including connecting up incoming/ out going cables with suitable lugs and testing complete all as specified and as directed. Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

M&L in repairs of Power contactor , 3/4 pole, 415 Volts, 265 Amps, 50 Hz, AC fixed in the existing ATS LT panel board including connecting up incoming/ out going cables with suitable lugs and testing complete all as specified and as directed. Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

M&L in repairs of Power contactor , 3/4 pole, 415 Volts, 315/330 Amps, 50 Hz, AC fixed in the existing ATS LT panel board including connecting up incoming/ out going cables with suitable lugs and testing complete all as specified and as directed. Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

M&L in repairs of ON LOAD change over switch with sheet metal enclosure 415V , 4 pole of capacity 250 Amps including connecting up incoming/ out going cables with suitable lugs and testing complete all as specified and as directed.. Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

M&L in repairs of ON LOAD change over switch with sheet metal enclosure, 415V , 4 pole of capacity 315/320 Amps including connecting up incoming/ out going cables with suitable lugs and testing complete all as specified and as directed.. Make: HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

S&F in repairs of sheet metal enclosure made out of 2mm thick CRCA sheet duly powder coated suitable for fixing/mounting MCCB of 160A Amps 4 pole duly fixed on wall with all fixing arangements all as directed. Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

S&F in repairs of sheet metal enclosure made out of 2mm thick CRCA sheet duly power coated suitable for fixing/mounting MCCB of 250A Amps 4 pole duly fixed on wall with all fixing arangements all as directed. Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

S&F in repairs of MCB TPN 63 A,'C' Curve,10KA rupturing capacity all as specified and as directed. Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

S&F in repairs of MCB TPN 40 A, 'C' Curve,10KA rupturing capacity all as specified and as directed. Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

S&F in repairs of RCCB 40 Amps TPN ,'C' Curve,10KA rupturing capacity having sensitivity 30mA complete all as speified and as directed at site.

S&F in repairs of RCCB 63 Amps TPN ,'C' Curve,10KA rupturing capacity having sensitivity 30mA complete all as speified and as directed at site. Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

S&F in repairs of RCCB 40 Amps SPN ,'C' Curve,10KA rupturing capacity having sensitivity 30mA complete all as speified and as directed at site. Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

S&F in repairs of Auto change over Switch SPN 63A in existing LT panel including testing complete all as specified and directed by engineer-in charge . Make : Havells Cat No : DHAAOSN6363 or equivalent

M & L for Cleaning, dusting and servicing LT panel ,MCCBS,Bus bars tightening cable connections, replacing of worn out parts such as busbar spout suppourts ,spacers,hinges,locks,glands and connected items/Mechanical parts etc for its smooth functioning including applying Becktrol red solution to the surface of the bus bars and spouts, applying Monoplast compound at the bus bar joints after tightening of joints ,cleaning the disturbed area beneath the LT panel and removing vegitation , debries etc all as specified and directed by the Engineer in charge. (Note:- Rate quoted deemed to include for removing and replacing of defective items such as insulators for busbar, saparators, sleeves, hinges, bolts, nut where required, complete all as specified and directed.

M & L for servicing of ACB 800/1200A rating by disconnect and taking out the breaker after taking power shut down of the respective panel and overhauling/ servicing the ACB by opening all parts and cleaning of electrical contacts with CTC/rust remover, lubricating electrical moving parts with petrolium jelly and mechanical moving parts with grease & applying Becktrol red solution to the surface of the bus bars and spouts, applying Monoplast compound at the bus bar joints after tightening of joints and replacing defective spare parts like springs/ bolts/ nuts/ washers etc, including testing, calibrating , refixing the circuit breaker and make fuctional all as directed and specified

M & L for Painting the LT Panel complete of any capacity after preparation of surface and applying two coats of synthetic enamel (smoke grey) paint and old steel surafce , replace the Danger notice plate, complete all as specified and directed.

S & F in repairs of Danger notice plates, made out of 1.6mm thick MS sheet, vitreous enamelled white with letters, figures and conventional skull and bones in signal red colour and fixed with MS clamps, bolts and nuts of approved size, for LT 20X15 cm size, fixed as in repairs, complete all as specified and directed.

S & Fix in repairs of APFC microcontroller Relay 8 steps fixed to existing APFC panel by taking down the existing un-serviceable relay complete all as specified and as directed. Make:SELEC/HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

S & Fix in repairs of capacitor duty APFC Contactor suitable to switching 20 KVAR capacitor, 3 pole , 415 V rating fixed to existing capacitor bank by taking down the existing un-serviceable contactor complete all as specified and directed. Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

S & Fix in repairs of Power factor capacitors MPPH type of 5 KVAR rating, fixed to existing capacitor bank including connecting up and testing, complete all as specified and directed.Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

S & Fix in repairs of APFC copper HD Harmonic reactor having Class 'H' insulation , low noise,low losses & high harmonic loading capability of 10 KVAR rating, 440V, fixed to existing APFC panel including taking down the existing un-serviceable Reacter and connecting up and including testing complete all as specified and directed. Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

S & Fix in repairs of APFC copper HD Harmonic reactor having Class 'H' insulation , low noise,low losses & high harmonic loading capability of 12.5 KVAR rating, fixed to existing APFC panel including taking down the existing un-serviceable Reacter and connecting up and including testing complete all as specified and directed. Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

S & F in repairs of Digital Multifunctional Panel meter for measuring Voltage ( 0-500V min ) ,Current , P.F , etc including necessary P.T & C.T's with all connected acccessories all as specified and directed Make : Selec/AE/Meco

S & F in repairs of Digital voltmeters 0-500V , with all connected accessories including connecting up and testing as all as specified Make : Selec/AE/Meco

S & F in repairs of Digital Ammetr 0-600A (min) , with CT's, all connected accessories including connecting up and testing as all as specified Make : Selec/AE/Meco

S & F in repairs of LED indicator lamp 240 V , with suitable colour Red/Blue/Yellow/Amber/Green and connected acccessories all as specified and directed Make : L&T/Siemens

S & F in repairs of push button switch with NO/NC contacts 415 V ,6A , with add on Aux Contacts and connected acccessories all as specified and directed Make : L&T/Siemens

S & F in repairs of power contactor AC coil 240V ,50Hz suitable for MNX 70 Contactor complete all as specified. Make : L&T

S & F in repairs of power contactor AC coil 240V ,50Hz suitable for MNX110/95/140 Contactor complete all as specified. Make : L&T

S & F in repairs of power contactor AC coil 240V ,50Hz suitable for MNX300/MNX400 Contactor complete all as specified. Make : L&T

S & F in repairs of power contactor AC coil 240V ,50Hz suitable for MCX40/25/32 Contactor complete all as specified. Make : L&T

S & F in repairs of HBC/HRC Fuse up to 32A Make : LEGRAND/HAVELLS/L&T

S & F in repairs of HBC/HRC Fuse 40A to 125A Make : LEGRAND/HAVELLS/L&T

S & F in repairs of HBC/HRC Fuse 200A to 315A Make : LEGRAND/HAVELLS/L&T

S & F in repairs of HBC/HRC Fuse 350A to 400A Make : LEGRAND/HAVELLS/L&T

S & F in repairs of HBC/HRC Fuse 500A to 630A Make : LEGRAND/HAVELLS/L&T

S & F in repairs of outdoor type bus bar chamber of suitable size made out of 3mm thick CRCA steel sheet and 40x5mm angle iron frame with locking arrangement including provision of 250A 4 way Aluminium busbar connecting up incoming and out going cables complete with glands and lugs and testing complete all as specified and as directed. Note: Rate included Excavation, earth work and pcc work and complete connected work

S & F in repairs of outdoor type bus bar chamber of suitable size made out of 3mm thick CRCA steel sheet and 40x5mm angle iron frame with locking arrangement including provision of 400A 6 way Aluminium busbar connecting up incoming and out going cables complete with glands and lugs and testing complete all as specified and as directed. Note: Rate included Excavation, earth work and pcc work and complete connected work

S & F in repairs of outdoor type bus bar chamber of suitable size made out of 3mm thick CRCA steel sheet and 40x5mm angle iron frame with locking arrangement including provision of 800A 6 way Aluminium busbar connecting up incoming and out going cables complete with glands and lugs and testing complete all as specified and as directed. Note: Rate included Excavation, earth work and pcc work and complete connected work

S & Fix in repairs of Saftey protection relay 415 VAC, 3 Ph 4 Wire, 2 C/O with adjustable under voltage,over voltage, on delay,Neutral fail protection for lt Panel all as specified and directed by engineer in charge. Make : L&T Cat No MAC04 D0100 or equivalent in ABB/Siemens

M & L for Repair/Reconditiong of exisitng earth pit by removing damaged Earth PCC chambers and excavate pit soil upto 25% of earth plate/electrode and adding alternate layers of charcoal, mixture of salt and copper sulphate up to 15cm above the earth plate/electrode and moist the mixture using water , cleaning/replacing of funnel with wire mesh where ever necessary , testing the earthing after reconditioning and earth resistance value must be within 1.5 Ohms, making good to distrubed surface and all as specified and directed at site. Note: 1. Deemed including excavation, returning filling and connected items. 2. Salt , charcoal , Pit chamber , Testing will be measured and paid seperatly

Supply only pure charcoal granular/aggregate type having Ash content < 5% , stone free for earthing

Supply only iodine free pure common salt crystal ( NaCl) for earthing

M & L for repairs of laying earth continuity conductor GI Strip 25 x 4mm fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for direct/loop earthing with proper PVC/Porcelain insulator etc all as specified and directed .

M & L for repair/repairs of damaged earth chamber with pre moulded PCC earthe chamber with cast iron cover of size 300mm x300mm x 50mm including provision of funnel, wire mesh necessary excavation and earth work in any type of soil including paninting , marking of earth values with date complete all as specified and directed

S & F in repairs of PVC Polymer/Porcelain insulator for existing GI/Aluminium/copper strip support all as specifed and directed

S & Fix in repairs of Power factor capacitors MPPH type of 25 KVAR rating, fixed to existing capacitor bank including connecting up and testing, complete all as specified and directed.Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

S & Fix in repairs of Power factor capacitors MPPH type of 20 KVAR rating, fixed to existing capacitor bank including connecting up and testing, complete all as specified and directed.Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

S & Fix in repairs of Power factor capacitors MPPH type of 10 KVAR rating, fixed to existing capacitor bank including connecting up and testing, complete all as specified and directed.Make:HAVELLS/STANDARD/INDOASIAN/L&T/SCHNIDER

Material & Labour for earthing complete with galvanised steel earth plate electrode 60 cm x 60 cm x 6.3 mm thick burried directly in ground (earth pit not less than 2.25 m deep below ground level) with top edge of the earth plate not less than 1.5 m below normal ground level, connected to galvanised earth strip of size 25 x 4 mm by means of bolts, nuts and washers of galvanised iron or steel all as shown in elecrtical plate No 3 of SSR pt I, connected to DB/earthing test point including PCC chamber , RCC cover 50mm thick with 8 mm dia bars, protection pipe, funnel etc including excavation, earth work, disposal of surplus soil and earth strip protection pipe of GI 40 mm bore light grade upto 7.5 metre including testing on completion all as specified and as directed.

M&L in repairs of Boring of holes under road pavement hard standing by mechanical machine boring incl making good the disturbed surfaces where machine is placed and complete all as specified and directed

S & F Aluminium strip 25 x 3.15mm with saddles and fixing screws etc. for roof conductors and down conductors, Pole above ground

Material & Labour for earthing complete with galvanised steel earth plate electrode 60 cm x 60 cm x 6.3 mm thick burried directly in ground (earth pit not less than 2.25 m deep below ground level) with top edge of the earth plate not less than 1.5 m below normal ground level, connected to galvanised earth strip of size 32 x 6 mm by means of bolts, nuts and washers of galvanised iron or steel all as shown in elecrtical plate No 3 of SSR pt I, connected to DB/earthing test point including PCC chamber , RCC cover 50mm thick with 8 mm dia bars, protection pipe, funnel etc including excavation, earth work, disposal of surplus soil and earth strip protection pipe of GI 40 mm bore light grade upto 7.5 metre including testing on completion all as specified and as directed.

S & Fix in repairs of Saftey protection relay 415 VAC, 3 Ph 4 Wire, 2 C/O with adjustable under voltage,over voltage, on delay,Neutral fail protection for lt Panel all as specified and directed by engineer in charge. Make : L&T Cat No MAC04 D0100 or equivalent in ABB/Siemens

M & L for Painting the LT Panel complete But above 4 feet x4 feet x1.5 feet of area and below size, after preparation of surface and applying two coats of synthetic enamel (smoke grey) paint and old steel surafce , replace the Danger notice plate, complete all as specified and directed.

M & L for Testing of earthing resistance of existing earthing using calibrated 3/4 wire digital Earth resistance tester and recording the earth resistance value in register obtaining the signature of user and MES excecutive after varification all as specified and directed by Engr-in-Charge Note : Contractor has to provide digital earth resistance tester and should be available all the time during the contract period.

M&L for locating UG cable fault using microprocessor based fault locator suitable for LT cable of any size under trenches/RCC surface & on wall for finding OC/SC/Flahing faults with any one of the suitable method time domin reflectometer method (TDR)/secondary impulse method (SIM)/impulse current method (ICM)/delay method to achive pin point fault location up to 2km distance as all as specified.

M & L for Loose filling with aggregates of gauge 40 mm filling in Panel sarrounding upto 1 to 3 mtr as per ground availability of area, cleaning the area, making level, and filling the aggregate upto 100 mm height all as directed by Engr-in-Charge

Forge Engineering & Electricals

M/S Bhagyawanticonstruction

Varsha Enterprises

Shanthi Construction

GKR and CO

B5BUILDING SOLUTIONS

V.R.Enterprises

ARUNOTHAYA TRADERS