Repair And Maint Of External Electric Supply Installations , Transformer , Vcb , Ht / Lt Cables , Street Lights And External Water Supply Installation , Gi / Ci Pipe Lines , Pumps , Electric Motors And Allied Accessories Installed At Nsb And Nofra Porbandar , Disconnecting And Dismantling The Existing Indoor Type , 11 Kv Horizontal Draw Out Type Vcb Trolly Of Rupturing Capacity 250 / 350 Mva , 400 / 630 / 800 / 1000 Amps From Location And Repair / Overhauling And Carrying Out With The Following And All As Specified And Directed By Engineer-In-Charge . ( I ) Inspecting / Overhauling Of Manual / Motorised Spring Drive Mechanism By Checking Mechanism , Motor And Gear Assembly , Big Gear Assembly , Stop Bolt Assembly , Main Shaft Interlocking Assembly , Closing Spring Assembly , Small Cam With Screw , Motor Cut -Off Limit Switch , Butter Fly Swich Assembly And Apply Multi Grease Lubricant To Function Smoothly . ( Ii ) Inspecting / Overhauling Of Oltlf Assembly , Earthfault Release Assembly , Tripping Coil , Auxilary Switch And Checking Of Electrical Wiring System . ( Iii ) Inspecting / Overhauling / Cleaning And Inspecting Through Insulators , Vacuum Interupters By Carbon Cleaner Solution And Apply Dry Graphite Conductive Sealant For Electrical Contacts To Avoid Carbon Deposits On Contact Surfaces . ( Iv ) Assembling All Items / Components Parts To The Respective Postion & Testing The Breaker With High Voltage ( Dc ) And Meggering Before And After High Voltage Test Complete . ( Note:Rates Includes Cost Of Minor Spare , Gasket Consumables , Protection Sprey Etc Major Spare Parts Will Be Measured & Paid Seperately . ) , M&L Of Cleaning , Scraping , Burning With Blow Torch And Filling Of Cavities For Exposed Steel Surfaces Of Equipment Like Vcb Transformer Transformer , 315 / 630 Kva Capacity 11Kv / 433V , Indoor Type , Motor Pump Etc And Applying Two Coat Of Synthetic Enamel Paint Over A Coat Of Red Oxide Primer After Complete All As Specified And As Directed By Engineer-In-Charge . , S & F In Repairs Digital Lt Voltmeter With Selector Switch Of Size 96X 96Mm Rating 0 To 500 Volt All As Specified And Directed . , S&F In Repairs Digital Lt Ammeter With Selector Switch Of Size 96X 96Mm Suitable For Ct Ratio 5Amp , Progaramable Type Complete All As Specified And Directed . , S&F In Repairs Indicating Lamp Holder With Bulb Led ( Red Yellow , Blue , Green ) Type To Indicate Incoming Supply Suitable For 24 V Dc / 110 Vac / 230Volts Ac And All As Specified And Directed . , Supply And Fixing In Repair Led Aviation Light Yellow Painted Die Cast Aluminium Alloy Housing , Built In-75Va Step Of Transformer , Hit Resistant , Clear Thick Glass And Assessries Complete All As Specified And Directed By Engr-In-Charge . Model : 110731 / Bgav302 Led Of Bajaj Or Eq Model Of Make Specified , Supply And Fixing In Repairs Cable Jointing Kit Straight Through Joint ( Heat Shrinkable ) With Jointing Material For 1100V Grade Cable Complete And Accessories Suitable For 3 . 5 Core Xlpe Armoured , Alluminum Conductor Cable Of Size 70 To 185 Sq Mm And All As Directed By Engineer-In-Charge . , Supply And Fixing In Repairs Cable Jointing Kit Straight Through Joint ( Heat Shrinkable ) With Jointing Material For 1100V Grade Cable Complete And Accessories Suitable For 3 . 5 Core Xlpe Armoured , Alluminum Conductor Cable Of Size 240 To 400 Sq Mm And All As Directed By Engineer-In-Charge . , Excavating In Trenches , N Exc 1 . 5 M Wide And N Exc 1 . 5 M In Depth; For Foundation , Etc . Or For Shafts , Wells , Cesspits , Manholes , Pier Holes , Etc . N Exc 10 Sq M On Plan And N Exc 1 . 5 M In Depth And Getting Out In Any Type Of Soil , Returning , Filling In Trenches Incl Spreading , Levelling Watering And Raming In Layer N . Exc 25 Cm Complete All As Specified And Directed . , Removing Of Excavated Materials N . Exc 50 M And Depositing Where Directed At A Level N . Exc 1 . 5 M Above The Starting Point Complete All As Specified And Directed . , M & L For Dismantling Air Break Gang Operated Switches Vertical / Horizontal Mounted Including Insulators And Operating Mechanism For Repair / Replacement Of Broken / Worn Out Components Such As Insulators , Nut / Bolts Gi Pipe Complete With Oiling , Greesing Of Operating Mechanism Etc And Testing After Repairs All As Specified And Directed By Engr-In-Charge . , M & L For Low Voltage Testing Of 11Kv / 433V 630 / 315 Kva Distribution Transformer Ie Open Circuit Test Short Circuit Test , Magnetizing Current , Magnetic Balance & Ir Value Test Complete All As Specified And Directed By Engr-In-Charge . , Supply , Laying , Jointing And Testing In Repairs For Cable Jointing Kit For 11 Kv ( Earthed ) Grade Cable For Outdoor Termination Heat Shrink Type Joint Complete With Jointing Material And Accessories Suitable For 3 Core Xlpe Armoured Aluminium Conductor Of Cable Size 95 Sqmm Complete All As Specified . , Supply , Laying , Jointing And Testing In Repairs For Cable Jointing Kit For 11 Kv ( Earthed ) Grade Cable For Straight Through Heat Shrink Type Joint Complete With Jointing Material And Accessories Suitable For 3 Core Xlpe Armoured Aluminium Conductor Cable Of Of Cable Size 95 Sqmm Complete All As Specified . , Supply , Laying , Jointing And Testing In Repairs Of Xlpe Insulated Armoured ( Under Ground ) Heavy Duty Electric Cable With Standard Aluminum Conductor 1100 Volts Grade Of Cross Sectional Area 10 Sqmm 4 Core Laid In Trenches / Ducts / Through Pipes / In Floor Road / Along The Pole Etc Complete All As Specified . Note : 1 . The Cost Of Al Thimbles / Lugs And Cable Gland Etc Is Incl In Quoted Rate And No Extra Payment Will Be Made For It . 2 . The Excavation , Earth Work , Sand Cushioning And Cable Protection Etc Will Be Measured And Paid Separately Under Respective Items . , Supply , Laying , Jointing And Testing In Repairs Xlpe Insulated Armoured ( Under Ground ) Heavy Duty Electric Cable With Standard Aluminum Conductor 1100 Volts Grade Of Cross Sectional Area 50 Sqmm 3 . 5 Core Laid In Trenches / Ducts / Through Pipes / In Floor Road / Along The Pole Etc Complete All As Specified . , Supply , Laying , Jointing And Testing In Repairs Xlpe Insulated Armoured ( Under Ground ) Heavy Duty Electric Cable With Standard Aluminum Conductor 1100 Volts Grade Of Cross Sectional Area 70 Sqmm 3 . 5 Core Laid In Trenches / Ducts / Through Pipes / In Floor Road / Along The Pole Etc Complete All As Specified . , Supply , Laying , Jointing And Testing In Repairs Xlpe Insulated Armoured ( Under Ground ) Heavy Duty Electric Cable With Standard Aluminum Conductor 1100 Volts Grade Of Cross Sectional Area 120 Sqmm 3 . 5 Core Laid In Trenches / Ducts / Through Pipes / In Floor Road / Along The Pole Etc Complete All As Specified . , Supply , Laying , Jointing And Testing Cable In Repairs , Xlpe Insulated Screened Pvc Bedded Galvanized Steel Strip Or Wire Armoured Electric Power Cable ( Heavy Duty ) With Stranded Aluminium Conductor Cross Sectional Area 95 Sqmm 3 Core Suitable For Working On 11000 Volts Earthed System , Laid In Tranches , In Floor , In Ducts , Through Pipe Or Along Pole Complete All As Specified And Directed . , Supply And Laying Unreinforced Precast Concrete Cable Cover , Isi Marked Class Lv Types 2 Flat Size 250Mm X 150Mm X 40Mm Having Minimum Average Breaking Load 200Kg , Complying Is:5820-1970 Made Of Concrete Used Of Grade M-20 , Laid Flat In Trenches Over The Cable With The Length Of Concrete Cover Perpendicular To The Direction Of The Cable Length , Adjacent / Abutting Each Other At Not Less Thn 10Mm Gap Complete All As Specified . , Supply And Lay Gi Tubing Light Grade Isi Marked For Cable Protection / Gi Strip Or Wire , Protection At Road Crossing / Floor / Wall / On Poles Or At Any Indicated Situation Etc Duly Sealed At Both End After Drawing Cable Including Necessary Clamps , Saddles All As Directed And Specifie
