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| 1 | Note : 1. Contractor need to purchase minimum 50% of all items mentioned in this CA within 20 days of getting sample approval and kept in custody so that no delay in work due to non-availability of materials will be faced. Contractor should ensure during the cause of work that he has minimum 25% of materials with him till the completion of item/date.2. Contractor should buy the exact items which are given with catalogue reference. Other makes will be approved only by submitting non availability Certificate Company. Contractor need to remove all the dismantled items without delay.3. Rate quoted for demolition/dismantling /taking down is inclusive of removing the same from site and dumping at given locations anywhere inside station.4. Contractor will make his own arrangement to store his items.5. Some places in this contract where the vehicle will not reach the spot directly, the material will be moved manually in these places. The rate quoted will be considered all inclusive on this account.6. All trade skilled labour required in this contract shall be present daily in working hours, irrespective of complaints received.7. Complaint for a similar items may be in scattered / different area, quoted rate will be considered all inclusive on this account. |
| 2 | Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m depth and getting in hard/dense soil for laying of cables/ for erection of poles/ for stay assembly etc complete all as specified and directed by Engineer-in-Charge. |
| 3 | Boaring/ drilling (horizontally )of holes under road, pavement, hard standing by trenchless technology using ultra sounding technique and necessary machine including HDPE pipe of 80 mm dia suitable for 0.4 mpa working pressure. all as specified and directed by Engineer in charge.. |
| 4 | Supply and spread clean Ridelled soil in trenches for cushioning of cable complete all as specified and directed by Engineer-in-Charge.(Note: Punned down thickness only shall be measured for the purpose of payment) |
| 5 | Supply and lay un-reinforced precast concrete cable cover , class LV , Type Iflat size 250 x 150x 40 mm laid dry in treches over under ground cables complete all as specified and directed |
| 6 | Returning, filling in trenches including spreading, levelling, watering and well ramming in layers not exceeding 25 cm complete all as specified and directed by Engineer-in-Charge. |
| 7 | Removing surplus excavated material to a distance not exc 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and directed by Engineer-in-Charge. |
| 8 | Material and labour for 80mm dia bore tubes, \"light grade\" galvanised, with all fitting and fixed complete to walls/ poles or laid in trenches/ floors for cable protection complete all as specified and directed by Engineer-in-Charge. |
| 9 | All as per item No. 7 here-in-before but of size 50mm bore. |
| 10 | All as per item No. 7 here-in-before but of size 40mm bore. |
| 11 | Supply, laying, tesitng and commissioning in replacement of LT XLPE insulated strip armoured multi stranded aluminium underground cable of 16 Sqmm 2 core in trenches or fixed on pole/wall or drawn through pipes including suitable size of Lugs & Glands etc including taking down old unserviceable cable complete all as specified and directed by Engineer-in-Charge. |
| 12 | All as per item No. 10 here-in-before but of size 10 Sqmm 4 core |
| 13 | All as per item No. 10 here-in-before but of size25 Sqmm 4 core |
| 14 | All as per item No. 10 here-in-before but of size35 Sqmm, 3.5 core |
| 15 | All as per item No. 10 here-in-before but of size50 Sqmm, 3.5 core |
| 16 | All as per item No. 10 here-in-before but of size70 Sqmm, 3.5 core |
| 17 | All as per item No. 10 here-in-before but of size95 Sqmm, 3.5 core |
| 18 | All as per item No. 10 here-in-before but of size120 Sqmm, 3.5 core |
| 19 | All as per item No. 10 here-in-before but of size150 Sqmm, 3.5 core |
| 20 | M & L in replacement for earthing complete with GI earth plate electrode of size 60 cm x 60 cm x 6 mm thick buried directly in ground vertically at a depth not less than 2.25 mtr below normal ground level with top edge of earth plate at depth not less than 1.5 mtr below normal ground level surrounded from all sides by 15 cm thick and packed layer of charcol dust and common salt filling in alternate layers and electrode connected by galvanised iron strip 32 mm x 6 mm by means of bolts, nuts, check nuts andwashers connected to test termination point protected by 40mm bore GI pipe light grade and GI pipe lightgrade 20mm bore for watering and including funnel, wire mesh, RCC pit cover and PCC chamber pit with PCC 1:2:4 type B1 including exluvation and earth work, disposal of surplus soil to a distance not exceeding 50 mtr all as specified and shown in electrical plate No 3 of SSR Part I complete all as specified and directed. |
| 21 | Note:-(i) The unit rate shall include for GI water pipe, protection pipe wire mesh, funnel, excavation, RCC pit cover, PCC, test point, G I strip 32 X 6 mm from top of earth plate upto 5 mtr(ii)PCC pit shall be provided at least 1.5m away from the earth pit and extra cost of additional length of water pipes and fixing junction, Elbows etc.shall be deemed to be included in the unit rate.(iii) RCC pit cover shall be percast of RCC 1:2:4, type B-1, 80 mm thick reinforced with XPM weighing not less than 4kg/Sqm in liue of cast iron cover. |
| 22 | Material and labour for cable jointing kit for 1100 Volts grade cable for straight through joint (HeatShrink system) complete with jointing material and accessories suitable for 3.5/4 core XLPE/PVC insulated armoured aluminium conductor cable of size 240/300 sqmm complete all as specified and directed by Engineer-in-Charge. (Make: 3M/ MS Seal/Raychem RPG). |
| 23 | All as per item No. 20 here-in-before but of size 150 sqmm to 185 sqmm. , 3.5/4 core (Make: 3M/Raychem ). |
| 24 | All as per item No. 20 here-in-before but of size 3.5/4 core, 70 sqmm to 120 sqmm. (Make: 3M/Raychem ). |
| 25 | All as per item No. 20 here-in-before but of size 3.5/4 core, 25 sqmm to 50 sqmm. (Make: 3M/Raychem ) |
| 26 | M&L MCCB 4 Pole, current rating 250 Amp, microprocessor based, thermal setting adjustable 70%-100% breaking capacity 36kA at 415V,50Hz. Including both side spreader(Make : (Make : Havells/Indoashian /L&T/ Standard). |
| 27 | All as per item No. 24 here-in-before but of capacity 160 Amps, 36 KA.(Make : Havells/L&T/Standard) |
| 28 | All as per item No. 24 here-in-before but of capacity 25-63 Amps, 16KA (Make : (Make : Havells/Indoashian /L&T/ Standard). |
| 29 | All as per item No. 24 here-in-before but of capacity 100 Amps, 16KA (Make : (Make : Havells/Indoashian /L&T/ Standard). |
| 30 | All as per item No. 24 here-in-before but of capacity 125 Amps, 16KA (Make : (Make : Havells/Indoashian /L&T/ Standard). |
| 31 | M&L MCCB 3 Pole, current rating 400 Amp, microprocessor based, thermal setting adjustable 70%-100% breaking capacity 36kA at 415V,50Hz Including both side spreader . (Make : (Make : Havells/Indoashian /L&T/ Standard). |
| 32 | M&L MCCB 3 Pole, current rating 350 Amp, microprocessor based, thermal setting adjustable 70%-100% breaking capacity 36kA at 415V,50Hz Including both side spreader .(Make : Havells/L&T/Standard) |
| 33 | Material and Labour for spray painting with two coats ofenamel paint Surfaces of any description ofapproved colour over one coat ofred oxide metal primer after scraping thoroughly the existing corroded metal surface of the LT panel at installed positionall as directed by Engineer-in-Charge. |
| 34 | M&L for Earth continuity GI strip 32X6 mm with saddles and fixing screws etc fixed to wall on batten/porcelain insulatoror recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing including breazing at each necesasry joints etc. |
| 35 | Checking, identifying the defect /faulty point ofLT/HT UG cable of any size using Cable fault locator machine or by mannual excavation and taking out bricks from the trench uptofaultpoint along cable routeand re-layingthe sameusing old bricks/sand incl returning filling and making goodsurface after rectification of defect complete all as directed. |
| 36 | Supplying only aluminium short barrel lugs of 25 sqmm cross sectional area complete all as specified and directed by Engr-in-charge. |
| 37 | Supplying only aluminium short barrel lugs of 35 sqmm cross sectional area complete all as specified and directed by Engr-in-charge. |
| 38 | Supplying only aluminium short barrel lugs of 50 sqmm cross sectional area complete all as specified and directed by Engr-in-charge. |
| 39 | Supplying only aluminium short barrel lugs of 70 sqmm cross sectional area complete all as specified and directed by Engr-in-charge. |
| 40 | Supplying only aluminium short barrel lugs of 95 sqmm cross sectional area complete all as specified and directed by Engr-in-charge. |
| 41 | Supplying only aluminium short barrel lugs of 120 sqmm cross sectional area complete all as specified and directed by Engr-in-charge. |
| 42 | Supplying only aluminium short barrel lugs of 150 sqmm cross sectional area complete all as specified and directed by Engr-in-charge. |
| 43 | Supplying only aluminium short barrel lugs of 185 sqmm cross sectional area complete all as specified and directed by Engr-in-charge. |
| 44 | Supplying only aluminium short barrel lugs of 240 sqmm cross sectional area complete all as specified and directed by Engr-in-charge. |
| 45 | Supplying only aluminium short barrel lugs of 300 sqmm cross sectional area complete all as specified and directed by Engr-in-charge. |
| 46 | Material and labour for welding of LT Panel doors along with suitable hinges of thickness of the panel not exceeding 6 mm including cutting/stripping of old hinges, welding new hinges and providing locking arrengement with aldrop Bolt set complete all as specified and directed by Engr-in-charge. |
| 47 | Supply, installation, testing and commissioning in replacement of oudoor type cubicle panel boardsuitable for 3 phase 4 wire, 50 Hz supply system CPRI approved factory fabricated made out of 3 mm thick CRCA sheet for outer shell and 2 mm thick for inner shell with front and rear openable double lief doors with locking arrangement complete with powder coat painting and suitable packing material for IP- 54 degree of protection and confirming to IS:8623-1993 and including 50mmx50mmx6mm angle iron base frame of suitable size for mounting the panel board at a height of 450mm from GL and grouted on PCC foundation complete all as specified and directed by Engineer-in-Charge. The size of panel board shall be suitable for accommodating and including provision of following switchgears complete:- |
| 48 | (a) Aluminium bus bar of capacity 400 Amp with heat shrinkable coloured PVC sleeve insulation mounted on suitable insulators for 3 phases and half of the capacity for neutral - 01 Set(b) MCCB, 250 Amps, 4 Pole,36 KA microprocessor based-01No.(incoming).(c) MCCB 100 Amp 4 Pole 25 KA - 03 Nos (Outgoing) (d) MCCB, 160 Amps, 4 Pole, 36 KA - 02 Nos (outgoing) (e) Change over switch 250 Amps, 4 Pole, 36 KA -01 Nos. (f) Digital Voltmeter 0-500 Volts range with selector switch - 01 No.(g) Digital Ammeter 0-500 Amps range with selector switch and CTs - 05 Set(h) LED type pilot indicator lamps for R,Y,B phases - 01 Set of 3, Hardware of panel board including bolt, nuts gaskets etc.(j) Errection, testing & commissioning including PCC foundation blocksof 2x PCC block of size, 500mm x 300 mm x 100 mm for grouting of panel as directed by Engr In Charge - 01 JobNote:- Drawing will be approved by the accepting officer before placing demandto the manufacture. |
| 49 | All as per item No 45 here in before but specifications of the panel are as follows :- |
| 50 | (a) Aluminium bus bar of capacity 1000 Amp with heat shrinkable coloured PVC sleeve insulation mounted on suitable insulators for 3 phases and half of the capacity for neutral - 01 Set(b) MCCB, 630 Amps, 4 Pole, 36 KA microprocessor based-01No (incoming).(c) MCCB, 250 Amps, 4 Pole, 36 KA - 01 Nos (Outgoing)(d) MCCB 160 Amp 4 pole 25 KA (outgoing) - 02 Nos (e) MCCB 100 Amps, 4 Pole, 16 KA -02 Nos. (f) Digital Voltmeter 0-500 Volts range with selector switch - 01 No. (g) Digital Ammeter 0-500 Amps range with selector switch and CTs - 05 Set(h) LED type pilot indicator lamps for R,Y,B phases - 01 Set of 3. Hardware of panel board including bolt, nuts gaskets etc.(j) Errection, testing & commissioning including PCC foundation blocksof 2x PCC block of size, 500mm x 300 mm x 100 mm for grouting of panel as directed by Engr In Charge - 01 JobNote:- Drawing will be approved by the accepting officer before placing demandto the manufacture. |
| 51 | All as per item No 45 here in before but specifications of the panel are as follows :- |
| 52 | (a) Aluminium bus bar of capacity 600 Amp with heat shrinkable coloured PVC sleeve insulation mounted on suitable insulators for 3 phases and half of the capacity for neutral - 01 Set(b) MCCB, 315 Amps, 4 Pole, 36 KA microprocessor based-01No.(incoming).(c) MCCB, 100 Amps, 4 Pole, 16 KA - 03 Nos (Outgoing) (d) MCCB 160 Amps, 4 Pole, 25 KA - 02 Nos. (Outgoing) (e) MCCB 63 Amps, 4 Pole, 16 KA -01 Nos. (Outgoing)(f) Digital Voltmeter 0-500 Volts range with selector switch - 01 No.(g) Digital Ammeter 0-500 Amps range with selector switch and CTs - 06 Set(h) LED type pilot indicator lamps for R,Y,B phases - 01 Set of 3 Hardware of panel board including bolt, nuts gaskets etc.(j) Errection, testing & commissioning including PCC foundation blocksof 2x PCC block of size, 500mm x 300 mm x 100 mm for grouting of panel as directed by Engr In Charge - 01 JobNote:- Drawing will be approved by the accepting officer before placing demandto the manufacture. |
| 53 | Supply and Installation of low carbon steel rod, UL listed of 17.2mm dia, 3 meter long, coated with copper of 254 microns thickness, CPRI tested for short time current withstand test of 20kA, coating thickness environmental test (salt Mist test), Bend test, Tensile strength, Yeild/tensile ratio, Electrical Resistivity test, complete with SS/BRASS clamps filed with Tirumala High Grade Advanced Compound (NABL & IEC 62561-7 Tested) Eco Friendly maintenance Free Earthing compound to enhance Soil Conductivity Packed in Eco friendly HDPE laminated paper Bags 25Kg x 2 paper bags (0.19 Ohms per meter) covered with Concrete/RCC Earth Pit Inspection Chamber width 320mm x 320mm, Height 192mm, weight : 30 Kgs, load bearing capacity : 5000 Kgs complete all as specified and directed. |
| 54 | Supply and Installation of low carbon steel rod, UL listed of 25mm dia, 3 meter long, coated with copper of 254 microns thickness, CPRI tested for short time current withstand test of 25kA, coating thickness environmental test (salt Mist test), Bend test, Tensile strength, Yeild/tensile ratio, Electrical Resistivity test, complete with SS/BRASS clamps filed with Tirumala High Grade Advanced Compound (NABL & IEC 62561-7 Tested) Eco Friendly maintenance Free Earthing compound to enhance Soil Conductivity Packed in Eco friendly HDPE laminated paper Bags 25Kg x 2 paper bags (0.19 Ohms per meter) covered with Concrete/RCC Earth Pit Inspection Chamber width 320mm x 320mm, Height 192mm, weight : 30 Kgs, load bearing capacity : 5000 Kgs complete all as specified and directed. |
| 55 | Supply, Installation, testing and commissioning of Solar Tracker Controller Power Supply and Tilt Sensor including electronic driver & indenometer (Supply input 220VAC) with the following specifications:-(a) Type of Tracking System : Single Axis Tracker(b) Back Tracking : Yes - automated, anti-shadow function(c) Tracking accuracy : Plus or minus 1 degree (configurable between 1 degree and 5 degree)(d) operating Algorithm : Time based automatic Sun tracking(e) TYpe of Timer : GMT Clock with leap year calender(f) User Interface : External LED touch display(g) Modes : Auto/Manual/Stow maintenance modes selectable remotely via MC or locally via toggle switch.(h) Max panel angle limits : 45 degree E or 45 degree W(j) Stow : Yes, Emergency switch(k) RTC : Yes, with leap yearcalender(l) Battery Back up : 3V non-rechargeable lithium cell (CR2032) |
| 56 | (m) Sensor Interface Support:(i) Tilt Sensor : Digital Tilt sensor with Modbus protocol : ZCT1360J (ID-5& Baud Rate 9600)DYNAMIC TILT Sensor (ii) Wind Sensor : Analog Type Output 0 to 10V or 40 to 20mA (iii) Main Controller/SCADA Interface: Yes, via RS485 - MODBUS RTU format (iv) Communication Interface : RS232 (v) Integrated debug : Yes, on External HMI display(n) Electrical Data (i) STC Power Supply : Max, 40V DC Supply(o) Environmental Data (i) Operating Temprature (Ambient) Range : -20 degree C to + 60 degree C(p) Mechanical Data (i) Product Dimentions (LxBxH) - in mm : 400 x 300 x 150 (ii) Product weight : 3 KgComplete all as specified and directed. |
| 57 | Taking out trolley of Air circuit breaker 630/800 Amps installed at MAFI PS-I &II from the cabinet and opening top cover, de-carbonizing moving and fixed contacts if required, lubricating, inspecting the wiring ofMicro processor EF/OC relay, tripping coil electrical and checking of cleanliness of insulators and bushings and LV test on complete switchgear, circuit breaker and checking for manual/auto tripping system and placing back the breaker trolley in its original position including replacment ofthe items mentioned in schedule with necessary alteration in copper bus bar for fixing of new CT coil if required complete as follows :-(a) Check alignment of trucks for free movement(b) Check control wiring for correctness of connections, continuity and IR values(c) Power closing / opening, mechanically and electrically at extreme condition of control supply voltage(d) closing and tripping time(e) Simultaneous closing of all three phases & neutral(f) All functional unitsThe entire service / inspection shall be carried out by rep of OEM or any authorised service centre rep |
| 58 | Note : (i) Inspecting/ overhauling of manual/ motorised spring drive mechanism by checking mechanism, motor and gear assembly, gear assembly, stop bolt assembly, main shaft interlocking assembly, closing spring assembly, motor cut-off limit switch, replacement of damaged control wiring DC/ AC for smooth function of ACB, testing of contact resistance, insulation resistance and apply multi grease lubricant to function smoothly. (ii)Inspecting/ overhauling/ cleaning,by carbon cleaner solution and apply dry graphite conductive sealant for electrical contacts to avoid carbon deposits on contact surfaces.(iii)Assembling all items/ components parts to the respective position & testing the breaker and meggering before and after high voltage test complete.(iv) All test to be conducted infront of Engr-in-Charge or rep of Engr-in-Charge and all reports to handed over to Engr-in-Charge for further record |
| 59 | M&L in replacement for feeder pillersbox factory made -out door type made out of MS sheet (CRCA) of thickness not less that 3 mm.of size 75 x 75 x 45 cm with aluminium bus bar strip 4 Nos of100 Amps rated suitable for 1100 volt (LT) mounted on LT porcelain insulator front opening door two leafbraced with hinged, mounted on 4 Nos ofangle iron 50x50 mm duly welded with box and grouted in PCC block of size 30cmx30cmx 15cm in concrete 1: 3 : 6.Top of box MS sheet duly bent in/slope, tapper with projection of 30 mm on all side, weather/vermin proof with high quality of rubber beeding on panel door, cable entry arrangements at bottom includes earthing terminals 2 Nos at both side and painted with two coats of smoke grey stove enameled paint over a primer coat including providing MCCB, 4 pole,fixed type 160 Amps, 16 KA rating-01 No complete all as directed by Engr-in-Charge. |
