Military Engineer Services-MES has published Tender For Repair Maintenance To Dg Sets, Amf Panels, Earthing Pits And Other Misc Works At Hq Sac Under Under Ge Af Trivandrum. Submission Date for this Tender is 20-03-2024. Electrification Work Tenders in trivandrum Kerala. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 08-Mar-2024 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 15-03-2024 |
| 2 | 15-Mar-2024 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 20-03-2024 |
| Sl. No. | Item Description |
| 1 | Periodical Maintenance/ Sevicing / Repairs of diesel Gen set installed under GE (AF) TVM for smooth operation of generator sets and ensuring the serviceablity by renewing the defective spares, settings/ caliberation etcfor the following capacity Model/ Make by carrying out inspection /work by an authorised dealer of OEM complete all as specified and directed. |
| 2 | Engine Servicing/Gen overhauling (a) Checking the lubricant oil, topping up & changing filters if required (b) Checking the lubricant level and replacing if required (c) Checking of alternater, battery charging, fanbelt and adjusting/renewing if required (d) Checking/adjusting of sensers / controls of the Engine (e) Cleaning the cylinder head, lever, lube oil, gudgen pins etc (f)Draining fuel filter bowels to remove water/sediments and refixing with new gaskets after cleaning/ renewing the filters (g) Checking and tightening all external fasteners and arresting all leakages by renewing deffective nuts bolts washers etc whereever required (h) Checking and arresting leakages by tightening all lube and fuel/ hose connections by renewing defective washers |
| 3 | Engine Servicing/Gen overhauling (Contd/..) (i) Checking of air filters subject to 250 hrs running or six months whichever is earliest for renewal (j) Cleaning of air filter assembly (k) Renewal of all external rubber parts including radiator hose pipes, sir clips/clamps with nuts bolts etc (l) Arresting all water /lubricant/fuel leakages (m) Checking of all engine parameters and ensuring trouble free performance (n) Removing US spares and fixing of new spares including testing etc |
| 4 | AlternatorServicing (a) Checking lubricant in the bearings (b) Checking electrical excitation system and repairing if required (c) Checking alternator insulation values and tightning the electrical connections etc (d) Checking circuits of various connections (e) Cleaning the slip rings/brushes etc (f ) Removing US spares and fixing of new spares including testing etc |
| 5 | AMF Panel Servicing (a) AMF Panel will be maintained for good operation with the existing components. Any components found defective will be renewed and paid under relevant item of schedule. (b) Removing US spares and fixing of new spares including testing etc |
| 6 | Notes: 1. (i) Spares, lubricant, coolant etc required for engine, main alternator & AMF panel will be measured and paid seperately. (ii) Charges for Major repairs/ top overhauling of engine, rewinding of alternator, alternator major overhauling due to normal wear & tear will be out of scope of the work. However the damages caused due to negligence of the contractor will be made good without any extra cost by the contractor. Cost of minor spares required for proper operation of DG set and Control panel shall be deemed to be included in the rate quoted. |
| 7 | 250 KVA capacityDG setKirloskar cummins Location:- PKT - "E". - 02 Nos |
| 8 | 30 KVA capacity DG set kirloskar Location:-DCN / SATCOM /- 02 Nos |
| 9 | 62.5 KVA capacityDG setKirloskar Location:-SMC & P-50 - 02 Nos |
| 10 | 125 KVA capacityDG set Kirloskar location-PKT "E" - 02 Nos |
| 11 | 100KVA capacityDG SetKirloskarLocation :- Lift Pkt"D" - 01 No |
| 12 | 15 KVA capacity DG set kirloskar Location:-Kanyakumari - 01 No |
| 13 | S & f in repairsof lubrication oil filter element with "O" ringrequired at site for 250KVA capacitiy DG Sets all as directed by Engineer-in-Charge. Make MICO / Kirloskar / Ruston |
| 14 | All as per item No. 2 here in before but 125 KVADG set |
| 15 | All as per item No. 2 here in before but 100 KVADG set. |
| 16 | All as per item No. 2 here in before but 62.5 KVADG set. |
| 17 | All as per item No. 2 here in before but 30 KVADG set |
| 18 | All as per item No. 2 here in before but 15 KVADG setLocation:-Kanyakumari - 01 No |
| 19 | S & f in repairsoffuel filter element with "O" ring as required at site for 250 KVA capacities of DG Setsall as directed by Engineer-in-Charge. of Make MICO / Kirloskar / Ruston |
| 20 | All as per item No. 3 here in before but 125 KVADG set |
| 21 | All as per item No. 3 here in before but 100 KVADG set. |
| 22 | All as per item No. 3 here in before but 62.5 KVADG set. |
| 23 | All as per item No. 3 here in before but 30 KVADG set |
| 24 | All as per item No. 3 here in before but 15 KVADG set. Location:-Kanyakumari - 01 No |
| 25 | S & F in repairsAir filter elementinner and outer as required at site with "O" ringas required at site for 250 KVA capacities of DG Sets all as directed by Engr-in-Charg.of Make MICO / Kirloskar / Ruston |
| 26 | All as per item No. 4 here in before but 125 KVADG set |
| 27 | All as per item No. 4 here in before but 100 KVADG set. |
| 28 | All as per item No. 4 here in before but 62.5 KVADG set. |
| 29 | All as per item No. 4 here in before but 30 KVADG set |
| 30 | All as per item No. 4 here in before but 15 KVADG setLocation:-Kanyakumari - 01 No |
| 31 | Supply only the following spares suitable for DG sets / AMF panels as per manufafcturer instructions or as complete all as specified and directed. |
| 32 | Supply Governor control cable inner and outer suitable for 15KVAto 62.5KVA capacityDG set. |
| 33 | Supply Governor control cable inner and outer suitable for 100 KVA to 160 KVA capacity DG set. |
| 34 | Supply Governor control cable inner and outer suitable for250 KVA capacityDG set. |
| 35 | Supply only solenoled switch complete suitable for 15KVAto 62.5KVA capacityDG set. |
| 36 | Supply only solenoled switch complete suitable for 100 KVA to 160 KVA capacity DG set. |
| 37 | Supply only solenoled switch complete suitable for 250KVA capacity DG set. |
| 38 | Lube oil pressure sensor for Engine upto 62.5 KVA DG set. |
| 39 | Lube oil pressure sensor for Engine upto 100KVA to 160KVA |
| 40 | Lube oil pressure sensor for Engine upto 250 KVA |
| 41 | Supply only solenoled shutoff valvecomplete suitable for 15KVAto 62.5KVA capacityDG set. |
| 42 | Supply only solenoled shutoff valve complete suitable for 100 KVA to 160 KVA capacity DG set. |
| 43 | Supply only solenoled shutoff valve complete suitable for 250KVA capacity DG set. |
| 44 | Speedo meter cable including outer and inner cable |
| 45 | Illuminated Push button switch complete with base upto 24 Volts DC. |
| 46 | DG set fuel level gauge complete with necessary fitment /wiring |
| 47 | DG set fuel tank locking sysytem with keys complete. |
| 48 | Ignition switch heavy duty with keys suitable for DG set |
| 49 | LED indicating lamp RYB as per sample |
| 50 | Removing the silencer and renewing the gasket/manifold to arrest all exhaust leakage for Genset of capacity 160 KVA to 250 KVA |
| 51 | Removing the silencer and renewing the gasket/manifoldto arrest all exhaust leakage for Genset of capacity 30/60/100 KVA/125 KVA |
| 52 | S & F in repairs gun metal gate/ globe valve with handle, heavy duty, of 15mm bore in the fuel line complete all as specified and directed. |
| 53 | S & F in repairs gun metal gate/ globe valve with handle, heavy duty, of 20mm bore in the fuel line complete all as specified and directed. |
| 54 | S & F in repairs Engine Gasket kits for 15/ 30 KVA capacity DG set |
| 55 | S & F in repairs Engine Gasket kits for62.5 KVA/ 100 KVA capacity DG set |
| 56 | S & F in repairs "V" Belts/ pump "V" belts/ dynamo "V" belts for 15/30 KVA capacity DG set |
| 57 | S & F in repairs "V" Belts/ pump "V" belts/ dynamo "V" belts for 50/ 62.5 capacity DG set |
| 58 | S & F in repairs "V" Belts/ pump "V" belts/ dynamo "V" belts for250 KVA capacity DG set |
| 59 | S & F in repairsFlexible over flow pipe steel armoured flexible with suitable end sockets of size 15 mm dia of suitable length and size or as sample. |
| 60 | M&L for lub oil SAE 15 W - 40-for Top up and filling up the oil in the sump after completely flushing the old oil out of the tank and cleaning of the tank for fresh filling all as directed by Engineer-in-charge. (Make :Castrol/Power Supreme) |
| 61 | M&L for topping up electrolite for DG set batteries off capacity completeall as directed by Engr-in-Charge |
| 62 | M&L for Coolent suitable for Diesel generating sets of completeall as directed by Engr-in-Charge |
| 63 | Supply & fixing , installation of Heavy duty lead acid battery 88 AH12 Volts suitable for DG set |
| 64 | All as per item Ser No 19 but for 150 AH 12 Volts suitable for DG set |
| 65 | All as per item Ser No 19 but for 180 Ah 12 Volts |
| 66 | Note: (i) Contractor shall be submit minimum 03 years waranty of items ser No 19 to 21 and submit purchase voucher with warranty card at the time of RAR claim. |
| 67 | S & F in repairs radiator by removing from DG set of capacity15 KVA to 30 KVA , descaling the radiator thoroughly completely with CTC solution/ any other chemical solvent agent as approved by the Engineer-in-charge, stopping of leakage at place to copper cores and tubes by brazing scrapping the existing oil paint, dusting and painting the radiator with enameled paint etc., reinstalling and commissioning all as directed by Engineer-in-Charge. |
| 68 | All as per item no 22 above but DG set of capacity 62.5 KVA/100 KVA & 125 KVA |
| 69 | S & F in repairs of unserviceable AVR (Automatic Voltage Regulator) suitable for Kirloskar curve of capacity 250 KVA having input voltage 2 phase + neutral sensing voltage 415 output voltage 95V DC, output current 4A DC voltage regulation +/- 1 % average volts, over excitation current tripping, fuse protection 4A, fast acting and frequency 50 Hz complete all as directed by Engr-in-Charge. Make :Kirloskar / Cummins/Crompton Greaves. |
| 70 | All as per item no 24 above but of 100 KVA/ 125 KVA |
| 71 | All as per item no 24 above but of 62.5KVA |
| 72 | All as per item no 24 above but of 15 KVA/ 30KVA |
| 73 | Supply and fixing Automatic transfer switch four pole, 100 Ampcomplete confirming to IEC-60947-1 and IEC 60947-6-1 all as specified and directed by Engr-in-Charge.Make :Havells / C & S / L & T or equivalent |
| 74 | S& F in repairs of following itemscomplete all as specified and directed. |
| 75 | Control contactor including 2 No-2NC.Make:- TC or equivalent |
| 76 | ContactorMCX22 .Make:- L&T or equivalent |
| 77 | Contactor MCX31. Make:- L&T or equivalent |
| 78 | Contactor MCX33, 415 volt. . Make:- L&T or equivalent |
| 79 | Contactor MCX32 415 volt . Make:- L&T or equivalent |
| 80 | Contactor60 A. Make:- Schneider model:- LADN22or equivalent |
| 81 | Contactor MCX04four pole . Make:- L&T or equivalent |
| 82 | Contactor MCX03four pole . Make:- L&T or equivalent |
| 83 | Contactor 4 pole 250 A make.Schneider cat part No. LCID115004 or equivalent |
| 84 | Contactor 4 pole180 A make.Schneider cat part No. LCID1150046 or equivalent |
| 85 | Selector switch 16 A 2 pole 2 way. Make:- Zalzer or equivalent |
| 86 | Single phase preventor . Make:-Minilac or equivalent |
| 87 | Adam block 2No-2NC. Make:- TC or equivalent |
| 88 | AMF relay and micropocessor 12V/24. complete all as specified and directed. |
| 89 | 12V/24V 11 pin PLA realy with base. |
| 90 | Timer delay 220V. Make:- Selectron or equivalent |
| 91 | AMF controller of DG set of 52.5 KVA capacity. Make:- C&S Siemens/L&T |
| 92 | Voltagemonitor Relay of DG set of any cap. Make:- MINILAC/PROTON/L&T |
| 93 | Lift pump for oil lifting DG set of any cap. Make:- MICO/BOSS/MOTOR PAAL |
| 94 | Water separator filter for DG set of any cap. Make:- MICO/BOSS/Kirloskar |
| 95 | Exhaust fan suitable for DG set of upto 62.5 KVA cap. Make:- Globe/Crompton/Usha |
| 96 | Exhaust fan suitable for DG set of 100to 125 KVA cap. Make:- Globe/Crompton/Usha |
| 97 | Taking down old UNSV self starter motorof cap. 15 KVA to 30 KVAand servcing includingreplacment of UNSV spare aprts Brush, holder, solonoid switch, armature bush, filed coil comomplete all as specified and directed. |
| 98 | All as per item No. 30 here in before but 62.5 to 125 KV KVADG set |
| 99 | All as per item No. 30 here in before but250 KV KVADG set |
| 100 | S & F in repairs of fuel injection pump (FIP) of cap 15 KVA to 100 KVA andtaking ou it to authorised workshop andreplacing unserviceable element, delivery valve, balance wait, lever, bearing after repairing & calibration fixing to the engine testing for satisfactory function all as directed by Engineer-in-Charge |
| 101 | All as per item No. 33 here in before but 125 to 250 KVA DG set |
| 102 | S & F in repairs ofdynamo / alternator including removing from position andremove the burntout armature , clean the internal surfaces , servicing, supply and fix new armature with brushes and brush holder , necessary lathe work with bushes etc all as directed |
| 103 | S& F in repairs of following items of any capacitycomplete all as specified and directed. |
| 104 | Radiator hose of any capacity. |
| 105 | Fuel hose set nylon type of any capacity. |
| 106 | Radiatorfan belt of any capacity. |
| 107 | Valve door packing of any capacity. |
| 108 | Turbo cooler rubber hose of any capacity. |
| 109 | Radiator mounting set of any size. |
| 110 | Temeprature guage of any capacity. Make:- Kirloskar/Greaves or equivalent |
| 111 | Water pump of any capacity. |
| 112 | RPM meter as per sample. |
| 113 | Oil drain hose set complete. |
| 114 | Control unitfor DG set any capacity. |
| 115 | S & F in repairs of15 to 30 KVA alternator and transport to an authorised work shop strip open, servicing, varnishing with superior quality insulating varnish, insulate properely, resetting and transportingback and refixing in position , testing and commissioning all as specified and as directed |
| 116 | All as per item ser No 37 here in above but for 62.5 KVA. |
| 117 | All as per items ser No 37 here in above but for 100 to 125 KVA . |
| 118 | S & F in repairsofacustic enclosure provided for DG sets by replacing the unserviceble locks, doors, canopy, grills for intake/exhaust, roof panels, side panels etc by necessary welding work/patchup works, providing new hinges and existing gauge metal sheet etc all as specified and as directed |
| 119 | S & F in repairs of Door panels duly hinged and insulation with door bedding suitable for out door type DG sets acustic enclosure as per sample with hinges and door locks as specified and satisfaction of Engr In Charge. |
| 120 | S & F in repairs of Door locks with catcher (right/left) suitable for out door typeDG sets acustic enclosure as per sample with hinges and door locks |
| 121 | Note for Item Ser No 40 to 42 : Quoted rate are deemed to be included for all the spare parts mentioned in specification of items. No extra payment will be made in this effect. |
| 122 | Disconnecting the existing battery of capacity 12V / 100 to 150 AH from the DG set, taking it to battery workshop, draining out the complete unserviceable electrolytefrom the battery, filling up with new Electrolyte to the required level, charging the battery, testing the battery for correct specific gravity, bringing back to the location, connecting to DG set, start the engine for satisfactory function all as directed by Engineer-in-charge. Note : Contractor shall provide standby battery till the DG battery reconnected. |
| 123 | S & F in repairs to 12V battery charging alternator assembly by removing, dismantling, replacing the unserviceable burnt rotor and stator assembly, assembly reaffixing to the engine and testing for satisfactory charging of battery all as directed by Engineer-in-Charge. |
| 124 | All as per item No 45 above but of 24V battery charging alternator |
| 125 | S & F in repairs to 12/24V self starter by removing, dismantling and taking it to workshop to check satisfactory function all as directed by Engineer-in-Charge |
| 126 | M & L for preparing external surfaces of engine, alternator, connected panel, base frame, radiator, battery stand and applying one coat of superior quality synthetic enamel paint of approved colour by spray painting, cleaning meter panel and writting MES No/ location with suitable size stickering to the DG sets of following capacities complete all as specified and directed. |
| 127 | DG Set 250 KVA with canopy/ enclosure. |
| 128 | DG set 100 to 125 KVA with canopy/ enclosure. |
| 129 | DG set 30 KVA to 62.5 KVA with canopy/ enclosure. |
| 130 | DG set 15 KVA |
| 131 | Supply & Fix in repairsMCB TPN 32Amp, 10 KA repturing capacity, 230 V, 50 Hz AC, complete all as specified and directed. |
| 132 | Supply & Fix in repairsMCB TPN 63/40Amp, 10 KA repturing capacity, 230 V, 50 Hz AC, complete all as specified and directed. |
| 133 | Supply & Fix in repairsMCCB 4-Pole 100/63 Amp, 25 KA repturing capacity, 230 V, 50 Hz AC, complete all as specified and directed. |
| 134 | Supply & Fix in repairsMCCB 4-Pole 160/200 Amp, 36 KA repturing capacity, 230 V, 50 Hz AC, complete all as specified and directed. |
| 135 | Supply & fixing in repairs ,Installation testing of Genset controller PSO 600 make Cummins for 125 KVA DG set. |
| 136 | Supply & fixing in repairs Fuel line hose as per sample for 125 KVA DG set 1 meter long |
| 137 | Supply & fixing in repairs Emergency Stop swicth with including fixing arragement as per sample |
| 138 | Supply & fixing in repairs of door hinges as per sample |
| 139 | Supply & fixing in repairs of door lock as per sample with keys |
| 140 | Supply & fixing in repairs of ammeter upto 500 Amps as per existing |
| 141 | Supply & fixing in repairs voltmeter 0- 500 volts as per existing |
| 142 | M& labour for dismantling of head of 250 KVA DG set and taken out for work shop repalce the defective sapres ,automaised bush, valve kit and refixing of the same after carried out repairs to coolant leak rectification all as specified. |
| 143 | All but DG set 100 to 125 KVA |
| 144 | All but DG set 30 to 62.5 KVA |
| 145 | All but DG set 15 KVA |
| 146 | Supply & fixing in repairs of terminal in DG set upto 250 KVA DG set as per sample |
| 147 | Supply & fixing in repairs ,Installation testing of AMF controller EC2 make Kirloskar for 62.5 KVA DG set. |
| 148 | Note for Item No 62:- (a) Contractors or his representative / engineer will report to concerned Engr in charge in office moring hours to collect routine checkup/urgent complaintworks related to DG supply till completion of work. (b) The urgent complaint/work shall be attended by the contractor immediately within an hour on recieving the complaint telephinically. (c)The contractor will provide neccessary tool & plant required to attend complaint of DG set and also provide safety guidline to his tradesman.(d)All routine / urgent job slip will be prepared and get signature of user"s and will be deposited in office with in 24 hrs.(e)In case of any delay inattending the complaint more than 4 hrs after handing over of routine / urgent work, the contractor shall be liable to pay the penalty 1000/ per day or as described in penalty clause given here as under. |
| 149 | Note (Cond/-): (f) The penalty shall be applicable to the contractor if the delay is noticed by the Engr-in-Charge more than four hrs after handing over works of urgent nature to the contractor.(g) The Engr-in-Charge shall handover the slip containing specification of work to the contractor by lodging the time and signature of contractor be obtained on slip.(h) The contractor shall attend the complaint, immediately and shall report to Engr-in-Charge within 8 hrs.(j) The contractor will keep his tradesmen in stand by for attending any routine / urgent works from the executive in round the clock.If the nature of job is such that thework cannot be completed within period of 4 hrs then the facts shall be brought to the notice of the Accepting Officer and the period for the working to the complaint shall be decided by the Engr In Chrge / Accepting officer.(k)The contractor shall maintain a record of all urgent work at and if the work is repeated due to poor workmanship, he will be liable to repair the same without any extra expenditure to the Govt. |
| 150 | M&L for earthing complete with galvanised steel earth plate electrode 60cmx60cmx6mm thick, buried directly in ground (earth pit not less than 2.25 mtrsdeep below ground level) with top edge of the platenot less than 1.5 mtrs below normal ground level,connected togalvanised iron strip 25×4 mm as earthing leadby means of bolts, nuts, check nutsand washers of galvanised iron or steel all as shownin electrical plate No 3 in SSR connected to eartingtest point all as specified or indiealed complete withexcavation & earth work, PCC pit in cement concrete 1:2:4 type B1 with 50mm thickRCC cover (grade M-15) having suitable handle(10mm MS Rod) 20mm dia GI medium gradewatering pipe with GI funned with wire mesh 40mm bore GI pipe (light grade) forprotection of earth leadconductorall as directed and testing on completion. |
| 151 | Taking out unsv UG cables pf any size and supply, lay, test and commissioing of LT UG cable XLPE multi stranded armoured cablewith aluminium conductor for working voltage upto and including 1100volts grade,in trenches/duct/ on walls/on poles etc incl. necessary Glands of suitable size andaluminium Lugs for fixing the cablesof size 35 Sq mm 3.5 core |
| 152 | All as per item ser No 66 above but cable size50 Sq mm 3.5 core |
| 153 | Supply & laying in replacementtubes, "light grade" galvanised, with all fitting and fixed complete to walls and ceilings or laid in floors of size 50 mm dia . |
| 154 | Supply and replacement of exhaust silencer assembly, expansion bellow and exhaust packings by removing from DG set of capacity 100 KVA to 125 KVA , duly painted with heat resistant paint and commissioning all as directed by Engineer-in-Charge. |
| 155 | M&L for jackup to DG set and removing the all wheels, servicing the complete brake sytem , replacement of old brake shoe , overhauling , greasing, refilling air with a selected pressure, welding and replace old rusted sureface of trolley of DG set 125 KVA after getting the said repairs preparation of the surface of trolly and chassis and two coats of sythetic enamellled paint over a coat of antiocorrosive paint on chassis and a coat of primer on chassis. after completion of repairs brake system must be tested. |
| 156 | Supply and fixing of changeover switch of 32 Amps , 415 volts , 50 hzonload type complete inclunding mounting frame fixed on found or on pole with minimum ground clearancenot les than 1.3 M with suitable sizes angle iron with painting included two coats of sythetic enamelled paint over a coat of primer all as specified . |
| 157 | M& L for disconnecting of LT connection from the alternator, opening of engine head, reving of piston and sent to OEM authrised workshop for complete overhauling of Engine of 160 KVA Make: KOEL. Replacement of filters all type and engine oil specified grade complete all specifified including TPT from site to OEM wksp & back to site for re installation. Note : spare parts will be measured and paid separately under relevant items of this schedule given below: |
| 158 | CYLINDER WITH `O’ RINGs-6 Nos |
| 159 | RING Nos - 6Nos |
| 160 | PISTON RING SET-06 nos |
| 161 | PISTON PIN 42.1 MM DIA FOR 6K1080TA- 6 Nos |
| 162 | SET OF JOINTS - 01 No |
| 163 | CYL HEAD GASKET 1.22 MM THK- 01 No |
| 164 | VALVE SEAT INSERT INLET SEMI FINISH- 6 Nos |
| 165 | VALVE SEAT INSERT (EXHAUST)- 6 Nos |
| 166 | VALVE GUIDE- 12 Nos |
| 167 | VALVE STEM SEAL- 12 Nos |
| 168 | SET OF O RING -01 Nos |
| 169 | SET OF COPPER WASHER- 01 Nos |
| 170 | SPIN ON TYPE OIL FILTER- 02 Nos |
| 171 | FUEL FILTER - 04 Nos |
| 172 | BYPASS OIL FILTER- 01 Nos |
| 173 | ENGINE OIL 15W40- 25Ltrs |
| 174 | RADIATOR HOSE KIT - 01 No |
| 175 | HOSE CLIPS - 01 No |
| 176 | BELT- - 02 No |
| 177 | CON ROD BEARING - - 01 No |
| 178 | K SEALENT- - 02 Nos |
| 179 | M&L for earth testing , identifying the earth and recording of test results in prescribed format all as directed by Engr in Charge.Each earth pit result to be submitted to Engr-in-Charge duly signed by user and MES rep for the following. Note: (i)Earth testto be tested in attendanceof user rep and test report will be submitted by quarterly duly signed by both the parties.(ii)EP No should be mentioned on individual earth pits and ER value of installation etc all as specified and directed by Engr In Charge.(iii)All earth pits mentioned in item No 1 (1.01) to (1.03) qty to be checked quarterly and rate quoted against each job is inclusivefor all four quarters.(iv)Technician with required T&P/ Stationary (register) for testing of earth pit will be arranged by the contractor and no extra payment will be made in this effect. |
| 180 | Chemical type Earth test less than 1 Ohm (multiple earth pits will considered as 1 earthing point) |
| 181 | Copper type Earth test 5 to 10 Ohm (Multiple earth pits will considered as 1 earth ) |
| 182 | Convetional type earthing test5 to 10 Ohm |
| 183 | Supply and fixingin replacement of galvanised iron strip 32 x6 mm buried in ground |
| 184 | Supply and fixing repairs aluminium strip 25 x 3.15mm with saddles and fixing screws etc. for roof conductors and down conductors above groundGalvanised iron strip 32 x 6mm buried in ground |
| 185 | Supply only copper strip 20 x 3.15 mm thick as earthing lead fixed to wall/roofs etc all as directed. |
| 186 | Supply and fixepoxy base insulators of suitable size 40mm height for fixing GI earth strip on wall/ceiling/floor/poles etc. |
| 187 | Taking out old earth strip of any sizes and refixing after carried out necessary fixing arrangment fixed to wall/roofs etc drawn in conduit/GI pipe etc all as directed. Note : Rate for T&P to execute item in veritcal / down conductor on the wall ( of any height ) is deemed to be included in quoted rate for multi stroey bldgand no extra payment will be made in this effects. |
| 188 | M&L in replacement for earth test point for down conductors on wall with 32x6mm GI strip, 25x3mm aluminium strip, epoxy insulator and GI bolts, nuts and washers all as specified and directed by Engr in charge. |
| 189 | S&F in replace termination sigle pointed aluminium rod of 12mm dia 300mm length fixed to earth strip any size including nuts, bolts and washers complete all as specified and directed the Engr in charge. |
| 190 | Material and labour for replacement of maintenance free chemical earthing comprising of one No chemical earthing with specifications as follows :- (a) Excavation and earth work for not less than 150mm dia hole at a depth of 3 mtr in any type of soil all as directed and specified.(b) Nickal sealed Copper bonded rod of 17.2mm dia x 3 mtr long x 250 microns of ISI marked ,IEC 62561-2:2018 certified.(c) Fixing of Nickel sealed copper bonded strip 25mm x 3mm x 100 Microns(Length not exceeding 7.5 M).Fixing of copper earth electrode by exothermic welding. (d)Mixture ofearthing compound mineral based of IEC 62561-7:2018,RoHS & TCLP tested and certified with soil with capable of moisture content and make it in a tighty slurry form by adding water and fill it up the bottom portion.(e) Mixture of electra fill compound highly conductive carbon based RoHS & TCLP, tested and certified, with soil capable of moisture content and make it in a tight slurry form by adding water and fill it up above the previous mixture all as specified |
| 191 | (f) Add gravel at the top of the portion for easy passage of water and removal of air bubbles at the time of filling of electra fill plus and electra fill compound is necessary for easy dissipation of fault current. (g)Fixing of PVC earth pit chamber of size 24 x 24cm with M8 SS 304 grade nut and bolts all as specified.(g) Fixing of PVC earth pit chamber of size 24 x 24cm with M8 SS 304 grade nut and bolts all as specified. (h) FRP earthing display board 254 x 380mm made out of plasic material showing information related to type of earthing, earthing result, due date of testing along with fixing size 610mm height made of plastic hollow pipe of 20mm dia. Make :Excelearthings or equivalent,Make of chemical : Excel electrafil or equivalent |
| 192 | Note (i) Rate of excavation and earth work shall deemed to be included in the item rate. (ii) Testing of earthing after completion of work and the result of each earth should not be more than 3 Ohm.If the result is more than 3 Ohm, contractor shall re done the earth on free of cost to achieve the desired value as directed. (iii) All the joints except at test point shall be done with exothermic welding. (iv) Earth tester for testing the ER value of earth pits shall be provided by the contractor. (v) Suitable soil capable for moisture holding as directed by EIC shall brought by the contractor and the rate of the same shall deemed to be included In the item rate. |
| 193 | Material and labour for replacement of maintenance free chemical earthing with specifications as follows:- |
| 194 | (a) Excavation and earth work for not less than 150mm dia hole at a depth of 3 mtr in any type of soil all as directed and specified. (b) Nickal sealed Copper bonded rod of 17.2mm dia x 3 mtr long x 250 microns encapsulated conductive concrete 50mm outer dia with vertical strip of ISI marked ,IEC 62561-2:2018 certified. (c) Fixing of Nickel sealed copper bonded strip 25mm x 3mm x 100 Microns (Length not exceeding 7.5 M).Fixing of copper earth electrode by exothermic welding/M8SS 304 grade Nut & Bolt all as directed. |
| 195 | (d) Mixture ofExcel electra fill compound of IEC 62561-7:2018 certified, RoHS & TCLP Tested & Certified and soil capable of moisture content should make it in a tighty slurry form by adding water and fill it up from the bottom portion.(Appx 50Kg) (e) Mixture of Excel electra fill compound highly conductive carbon based RoHS & TCLP, tested and certified, and soil capable of moisture content should make it in a tight slurry form by adding water and fill it above the previous mixture all as specified.(Appx 30Kg) |
| 196 | (f) Add gravel at the top of the portion for easy passage of water and removal of air bubbles at the time of filling of electra fill plus and electra fill compound is necessary for easy dissipation of fault current. (g) Fixing of PVC earth pit chamber of size 24 x 24cm with M8 SS 304 grade nut and bolts all as specified. (h) FRP earthing display board 254 x 380mm made out of plasic material showing information related to type of earthing, earthing result, due date of testing along with fixing size 610mm height made of plastic hollow pipe of 20mm dia. Make :Excelearthings or equivalent,Make of chemical : Excel electrafil or equivalent |
| 197 | Note (i) Rate of excavation and earth work shall deemed to be included in the item rate. (ii) Testing of earthing after completion of work and the result of each earth should not be more than 3 Ohm.If the result is more than 3 Ohm, contractor shall re done the earth on free of cost to achieve the desired value as directed. (iii) All the joints except at test point shall be done with exothermic welding. (iv) Earth tester for testing the ER value of earth pits shall be provided by the contractor. (v) Suitable soil capable for moisture holding as directed by EIC shall brought by the contractor and the rate of the same shall deemed to be included In the item rate |
| 198 | Disconnecting existing earth connection from the pit and Material and Labour for excavation to adding earthing chemical (charcoal, common salt ) in alternate layers of 15cm compacted thickness one layer of magnesium sulphate 5cm thick above the charcoal and common salt and blalnce portion above he magnesium suplphate shall be filled with screened earth in layers including checking of connection and making good the defective correction with necessary nuts, bolts washers replacing of defective pipe protection GI wire,earth work etc all as specified and directed by Engineer-in-charge. Note : ER improving GEL (6Kg bucket), charcoal and common salt, GI pipe & copper/iron strips etc shall be measured and paid seperately. |
| 199 | Supply only Common salt commercial |
| 200 | Supply only Charcoal dust/Breeze |
| 201 | Supplyof earth reachrager in trenches to improve GEL ( 6 Kgs in bucket) the ER value of existing earth pits. Make : DSS Electric Corporation LLP |
| 202 | Supply and fixing PCC earth chamber (Size 400 x 400 x 080 mm ) 1:3:6 type C1 and 50mm thick RCC 1:2:4cover slab with 6mm dia TMT bar ,100mm c/c,MS bar lifting hook including replacement of rustedwatering pipe 20mm bore med grade, UNSV GI funnel with wire mesh complete all as specified and as directed. |
| 203 | Material and Labour for Earth continuity conductor main earthing lead fixed to wall on batten or recess or chases or buried in ground drawn in conduit / pipeor fixed to poles or any other indicated situation for loop earthing etc acs required 2 mm dia galvanised iron or steel wire |
| 204 | Supply and laying and testing ofmedium grade galvanised iron steel tubing of size 20 mm diaISI marked, including GI fittings such as unions, reducer sockets, socket reducing bends, elbows, tees, checknuts, caps, plugsetc complete laid in trenches/floors etc of size complete all as specified and directed.Make Jindal/Tata/Prakash |
| 205 | M& L for CI cover with farme suitable for existing earth pit including fixing with fastner, clamp for proper opneing and closing the pit all as specified |
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