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| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 22-06-2022 | DATE CORRIGENDUM | Date | 28-06-2022 |
| 2 | 16-06-2022 | OTHER | Other | 22-06-2022 |
| 3 | 16-06-2022 | DATE09 | Date | 22-06-2022 |
| 4 | 13-06-2022 | DATE08 | Date | 20-06-2022 |
| 5 | 06-06-2022 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 13-06-2022 |
| 6 | 25-05-2022 | Date amendment | Date | 06-06-2022 |
| 7 | 25-05-2022 | TENDER PAGES AND PS | Other | 06-06-2022 |
| 8 | 25-05-2022 | REVISED BOQ | BOQ | 06-06-2022 |
| 9 | 19-05-2022 | DATE6 | Date | 03-06-2022 |
| 10 | 12-05-2022 | DATE5 | Date | 26-05-2022 |
| 11 | 04-05-2022 | DATE4 | Date | 19-05-2022 |
| 12 | 28-04-2022 | DATE3 | Date | 12-05-2022 |
| 13 | 21-04-2022 | DATE1 | Date | 05-05-2022 |
| 14 | 04-04-2022 | REVISED DRAWINGS | Other | 26-04-2022 |
| Sl. No. | Item Description |
| 1 | SCHEDULE `A\" PART - I (Building Works) is not prepriced by MES and prepriced rates indicates 0.0 under column 6 signified this fact only. |
| 2 | Construction of SUB STATION BUILDING complete all as specified and shown on drawings. |
| 3 | NOTE: Schedule ‘A’ Part IIto XI under are Prepriced by MES. (Part XI - Schedule of Credit) |
| 4 | Lump sum price worked out by the Contractor for “SITE CLEARANCE & DEVELOPMENT” as listed in Schedule ‘A’Part II |
| 5 | Lump sum price worked out by the Contractor for “INTERNAL ELECTRIFICATION\"” as listed in Schedule ‘A’Part III |
| 6 | Lump sum price worked out by the Contractor for “INTERNAL WATER SUPPLY\"” as listed in Schedule ‘A’Part IV |
| 7 | Lump sum price worked out by the Contractor for \"CULVERT AND HARSTANDING” as listed in Schedule ‘A’Part V |
| 8 | Lump sum price worked out by the Contractor for “EXTERNAL WATER SUPPLY” as listed in Schedule ‘A’Part VI |
| 9 | Lump sum price worked out by the Contractor for “SOLAR POWER PROJECT” as listed in Schedule ‘A’Part VII |
| 10 | Lump sum price worked out by the Contractor for“EXTERNAL ELECTRIC SUPPLY ” as listed in Schedule ‘A’Part VIII |
| 11 | Lump sum price worked out by the Contractor for“AREA DRAINAGE ” as listed in Schedule ‘A’Part IX |
| 12 | Lump sum price worked out by the Contractor for“FENCING/GATE AND COMPOUND WALL” as listed in Schedule ‘A’Part X |
| 13 | SCHEDULE `A\" PART - XII MISCB/R,E/M & SOLAR WORK ITEMSis not prepriced by MES and prepriced rates indicates 0.0 under column 6 signified this fact only. |
| 14 | EXTERNAL WATER SUPPLY |
| 15 | M&L for make bore by trench less technology with HDD machine to lay under road/cement path hard standing including providing HDPE pipe 150 mm dia suitable for 0.4 MPa pressure for passing armored cable incl making good the disturbed surface complete all as specified and directed. |
| 16 | M&L for Cutting DI/CI pipes 100 mm Dia (two cut) for insertion of Tee of size 100mm x 100mm x 50mm for making new connection including supply of Tee and other items required as per site and necessary earth work complete all as specified and directed . |
| 17 | S&F PVC insulated unarmoured solid copper conductor cable of size 6 Sqmm 4 core 1100 volts complete with thimbling and providing cable connections complete all as specified and directed. |
| 18 | Supply, installation, testing and commissioning of Mono block pumping set of 3HP suitable for 415V, 3 phase system, head 10m, discharge 30-40 LPM complete including making inlet / outlet connections of pipes and electrical connection with suitable size of copper conductor cable complete all as specified and directed. |
| 19 | Supply, installation, testing and commissioningofPump Starter panel of suitable size (3 HP) factory fabricated for 3 Phase 415 volt, outdoor type made out 3.15mm thick CRCA sheet cubical type mounted on angle iron frame of size 40x40 x6 mm complete with heavy dutyDOL starter type Dx-P with robust 4 pole contactor, main and load terminals, start / stop push buttons, circuit breaker, protection relay suitable for 3 HP mono block pumping set including grouting in PCC foundation complete all as specified and directed. |
| 20 | M&L for Construction of brick masonry valve pit of size 90cmx90cmx105cm (internal dimension of chamber) with brick work in cement mortar 1:4 including plastering internally and pointing externally as the work proceeds complete with MS sheet cover 3.15mm thick and angle iron frame 40mmX40mmX6mmwith handle, locking arangement and painting with two coats of synthetic enamelled paint over a coat of red oxide primer on steel surfaces including earth work & excavation in any type of soil, disposal of surplus spoil not exceeding 50m, concrete etc all as specified and shown on drawing. |
| 21 | S&F rotational moulded polyethylene water storage tank (cylindrical vertical with closed top) 3 layered, hoisted and fixed in position of capacity 2000 ltr includingball brass valve with float of size 25mm dia complete including making inlet / outlet connection and suitable size of foundation for installation of storage tank all as specified and directed. |
| 22 | SOLAR POWER PROJECT |
| 23 | Supply, erecting, installation, testing & commissioning of grid connecting Solar PV plant of 1686 KWP capacity including all connected equipments & comprising of following sub components / sub systems and meeting the specifications as given below& as specified in the tender documents:- |
| 24 | Supply, erecting, installation, testing & commissioning of 3094 Numbers solar modules each consist of 72 mono PERC (144 half cell) P type solar cells of 545 WP each , having efficiency more than 21 % at standard test condition, fill factor more than 0.75 performance ratio equal to or greater than 75 % &made of high transmittivity glass and glass front surface shall give high encapulation gain. (transmission above 90 % and bending less than 0.3 %). Electrical parameter of 545 Wp solar PV module under STC.These panels shall be suitably fixed on Module mounting structure. The electrical Data of panel at standard test condition( STC), 1000 W / m2 irradiance air mass 1.5 & 25°C cell temperature shall not be more than as under:- (i) Max. DC Peak Power(Pmax) = 545 WP(ii) Max system voltage = 1500 V (iii) Operating temp. range = -40°C to 85°C(iv) Maximum fuse rating = 25 A (v) Junction box = IP 68 with individual by pass diode(vi) MC 4 compatiable (vii) Class \"A\" (safety class II) (vii) Anodised Aluminium frame (ix) Front Glass 3.2 mm low iron & tempered with ARC coating (x) fire safety class C (Type I)(xi) surface load of snow 5400 Pa (xii) Surface load of wind 2400 Pa |
| 25 | PV modules must be warranted for their output peak watt capacity which shall not be less than 90%of theintial value at the end of 10 years and 80%of the initial value at the end of 27 years.Each module shall have RFID tag bearing the following details. RFID reader will be provided by contractor.(i) Name of manufacturer of PV module(ii) Name of manufacturer of solar cell(iii) Month and year of manufacture (Separately for cell & module)(iv) Country of origin separately for cell & module) (v) Peak Wattage, Im, Vm and fill factor of the module(vi) Date of year of obtaining IEC PV module, qualification, certificate including the test lab issuing IEC certifcate. (vii) Unique serial no and model no. of Module. (viii)I-V curve of module. |
| 26 | Temperature co-efficient of short ckt current for the module shall not be more than 0.50 % °CEvery module must have of short circuit current bypass diode of suitable capacity.PV module must confirm to IEC 61215 /IS14286. In addition the modules must conform to IEC 61730 Part- I & II for construction and testing & safety qualification and latest minium technical specifications Provision of earthing & earth strip / cables etc. for earth for solar PV module / Array as per latest IS / MNRE norms to be provided.It will be measured and paid extra. The module shall be manufactured in 2022 & of Indian make. The module shall be manufactured in 2022 & of Indian make. Product warranty shall be for 12 years & performance warranty shall be for 27 years.Note: Contractor shall submit technical data sheet I-V curve, performance warranty conditions etc.of three leading indian manufacturing companies of solar module to A.O, before procurement, through GE duly recommended by CWE for approval. The make shall be approved by A.O. The decision of A.O in this regard shall be final and binding. |
| 27 | Supply, installation, testing & commissioning of 250 KW or nearest available size on higher side,800 Voltage AC supply, 50 Hz,3 phase THD < 3% at nominal Power, Solar Power inverter suitable to convert DC power of solar PV module / array to AC for further feeding to Grid & conforming to IEC-61683 for efficiency, IEC-62109 (1 & 2) or equivalent for safety & IEC-62093 for reliability.(1) The input D.C tech specification of inverter are as follow:- (i) Max DC power-250 KWp(ii) Max I/P voltage = 1500V (iii) Full power MPPT range = 800-1300V(iv) No. of MPP trackers = 12 (v) No. of DC I/P = 24(vi) Max I/P current per MPPT = 30A X 12(vii) Max I/P short ckt current per MPPT = 50A X 12Output A/C(i) AC O/Ppower < not less than 250 KVA (ii) Nominal AC Voltage = 3/PE, 800V(iii) Voltage range = 680-800V(iv) THD < 3% at Nominal power (v) P.F = 1 default (adjustable ± 0.8) |
| 28 | The inverter shall have minimum protection to IP 66 & minimum European efficiency98% load as per IEC 61683 standard. The inverter shall be self-communicated with pulse width modulation (PWM) technology and shall be capable of synchronize maximum within 1 minute. Maximum Power point tracker (MPPT) conforming to IEC-62093 shall be intergratedin the inverter to maximize energy drawn from the solar PV array.The inverter shall have following Protections:- |
| 29 | (i) DC reverse connection(ii)AC short Ckt(iii) Leakage current(iv) Anti PID & PID recovery function (v) Over voltage protectionInvertor shall monitor the following :- (i) Grid(ii) Ground fault(iii) PV String currentInverter shall have arrangement for adjusting DC input current & shall trip against sustainable fault down stream and shall not restart till fault is rectified.The inverter should have provision of galvanized isolation, Anti-islanding protection (IEEE 1547 /UL 1741) equivalent BIS standard and Lighting.Rates forPCC foundation including required concreting & steel fixing as instructed & directed by engineer-in-charge are deemed to be included in quoted rates.Isolation method: tranformer less, smart forced cooling, LED display, RS 485/PLC communicationNote: Contractor shall submit technical data sheet of three leading indian manufacturing companies of solar invertor to A.O, before procurement, through GE duly recommended by CWE for approval. The make shall be approved by A.O. The decision of A.O in this regard shall be final and binding. |
| 30 | MC4 CONNECTORSSupply, installation, testing & commissioning of MC4 Connectors (Male / female both)having Copper pin with tin plating with1500 V DC & 30 Amp. Current. complete all as specified and directed. |
| 31 | Modules Mounting Structure(MMS)M&L for MS Hot dip Galvanised (80 Micron) as per IS 4759, GI frame Structure for solar Panel mounting with all accessories excluding PCC foundation (excavation, cutting, Grouting, PCC etc. complete). Fixing arrangements for fixing the PV solar modules & to withstand minimum horizontal wind speed of 180 kms / hr as per IS. It Shall conforming to latest revesion of IS 2062 having Grade of 250 MPA. The MMS shall be providedall as shown in drawing. The Solar panel shall be fixed at a tilt angle of 30° to provide maximum generation.Mounting Structure shall have following specification:-(i) Nut, Bolts & supporting structures including module mouting structure shall have to be adequately protected from atmosphere and weather prevailing in the AMBALA Cantt area.All fastners shall be of stainless steel of Grade SS 316.(ii) Two numbers of anti-theft fasteners of stainless steel on two diagonally opposite corner of each module shall be provided. (iii) The test certificate from NABL approved lab for galvanising shall be submitted by contractor. The factory site of galvanising shall be visited by representive of A.O. & approved by A.O. after seeing the facility available at work shop. The MMS duly galvanised shall be dispatched after inspection by representive of A.O. only. The decision of approval of by A.O. shall be final & binding. |
| 32 | NOTE:-(i) Cost of interconnecting copper cables along with cable trays (floors / wall mounted) suitable to accommodate solar grade cables & cables upto inverters will be measured and paid separetly under relevant items.(ii) Earth work and foundation of MMS shall be measured and paid separatly under relevant items |
| 33 | M&L for tinned copper conductor, 6 Sq.mm, XLPO insulated and sheathed, UV-Stabilized, Single Core Multi-Stranded DC Cables - RED & BLACK (FOR PANEL INTER CONNECTION). Complete as all specified below and directed.(1) Construction(i) tinned copper conductor IEC 60228, class-5(ii) Insulation/sheath:- electron beam cross linked halogen free & flame retardant compound (XLPO)(2) Electrical(i) Volatge Test: 6500 V as per EN 50395 (ii) Max. permissible operating Voltage:- DC 1.5 KV (conductor-conductor, non earthed system) (iii)Nominal Voltage:- AC-0.6/1 KV & DC- 900/1.5 KV(3) Temperature(i) Ambient temp. :- -40°C to +90°C (ii) Max conductor temp. :- 40°C to +120°C(4) Standards & Material properties(i) Fire Performance:-IEC 60332-1-2 (ii) Smoke emission:- IEC 610374 / EN 50268-2 (iii)Approval:- EN 50618, H1Z2Z2 - KNote: (i) Contractor shall submit technical data sheet of three leading Indian manufacturing companies of DC Cableto A.O, before procurement, through GE duly recommended by CWE for approval. The make shall be approved by A.O. The decision of A.O in this regard shall be final and binding.(ii) Routine testing of cable shall be carried out by rep of AO at the factory premises of OEM, before dispatch |
| 34 | M&L for 3.3 kV grade Aluminum conductor, XLPE insulated armoured cable conforming to IS 7098 (Part 2): 1988, having stranded aluminium compact shaped conductors as per Cl. 2 of IS 8130: 1984, PVC inner sheath, single armouring of galvanised steel strip/wire and PVC Type ST-2 outer sheath conforming to IS 5831: 1984, FRLS type, Flat strip armoured including necessary clamping / dressing with cable ties and termination complete as all specified and directed. The size of the cable as follows:- |
| 35 | 400 sq. mm,3.0 core(ACDB-1 To 1000 KW Panel to MAIN LT Panel,ACDB-2 To 750 KW Panel to MAIN LT Panel,Main LT Panel of 1750 kW to 1.75 MVA Transformer |
| 36 | 185 sq.mm, 3.0 core (for BusbarBox to ACDB-1Panel(250 X 4 -1000 Kw Inverters)) ( for BusbarBox to ACDB-2 Panel(250 X 3 -750 kW Inverters)) |
| 37 | M&L for 3.3 kV grade, 3.0 core XLPE insulated armoured cable with copper conductors of 120 mm² size and conforming to IS 7098 (Part 2), having stranded copper compact shaped conductors as per Cl. 2 of IS 8130, PVC inner sheath, single armouring of galvanised steel strip/wire and PVC Type ST-2 outer sheath conforming to IS 5831: 1984, FRLS type, Flat strip armoured including necessary clamping / dressing with cable ties and termination complete as all specified and directed.(Inverter to Busbar Box)Notes for AC/DC L.T cables:(i) All cables and connectors for use of installations shall be of solar grade which can withstand harsh environment conditions including high temperautre, UV radiation, rain, humidity, dirt, burial and attack by moss and microbes for 25 years and voltage as per latest IEC / IS standards.(ii) Cable Batch No. / Drum No, IS code & size make should be printed / embossed at every one metre. The cables shall be manufactured during 2022.(iii) Earth wrk for cable shall be measured and paid seperatly under relevant items. |
| 38 | HT TRANSFORMERSupply, installation, testing & commissioning ofcopper wound, invertor duty conforming to IS 2026 or latest IS standard, HT, Transformer, outdoor type, capacity 1750 KVA,11KV / 800 Volt, 50 Hz, Dyn11,ONAN for Solar Application, Star Delta Tapping +10 % to -5% @ the step of 2.5%, Off load type tap ,changer, with first fiilling of transformer oil, dulyfiltered & Dehydrated and other standard fitting/ accessories including Concrete foundation for Transformer installation as recommended by manufacturer. The maximum no load losses shall be 2 KW & load losses at 100 %. load shall not exceed 1300 watt. The following are included :-(i) Oil level indicator 150 mm dia with alarm & trip contact.(ii) Winding temperature indiactor with alarm & trip contact.(iii) Marshalling box for 03 Nos. (iv) Magnetic oil level gauge(v) Pressure release valve (PRV) withg trip contact.(vi) Conservator with oil filling hole with cap & drain plug and with built in diaphragm to avoid direct air contact with transformer oil.(vii) Oil level indicator with minimum level marking.(viii) The mometer pockets with thermometer (ix) Silica gel breather(x) Air release plug (xi) Lifting lugs (xii) Earthing terminals (xiii) HV Cable Box(xiv) LV Cable Box Note: Contractor shall submit technical data sheet of three leading indian manufacturing companies of solar invertor transformer to A.O, through GE duly recommended by CWE for approval. The make shall be approved by A.O. The decision of A.O in this regard shall be final and binding. |
| 39 | M&L for 70 Sq.mm,single core, 0.6 / 1.1kV PVC Insulated and PVC sheathed Cu flexible cable ,IS:7098 complete as all specified and directed. (LA Top to Earth strip of pit) |
| 40 | M&L for 6 Sq. mm,single core, PVC insulated and PVC sheathed Cu Flexible Wire-IS:7098 complete as all specified and directed. (Green Earth Wire) |
| 41 | M&L for1 sq. mm, 2 Core, RS 485 Cable Twisted Shielded unarmoured Cu Cable complete as all specified and directed. (Data Monitoring Cable for communication) |
| 42 | ACDB-1 Panel for 1000 KWP Inverters (4 X 250 KW inverters)Supply, installation, Testing & Commissioning of outdoor type,floor mounted ACDB Panel-1suitablefor 1000 kw Inverters having 1 Input & 4 Output having IP 65 rating including PCC foundation for civil works (excavation, cutting, Grouting, PCC etc.) Fabrication with 3.15 mm thick CRCA Sheet Steel, 7 tankPowder Coated, single compression metal cable glands, control wiring with copper cable of suitable size complete all as specified & directed and having following:- Incoming:-1 No. of input having 1000 Amp ACB drawout type, motorised charging, withmicroprocessor release, 50 KA, 3P- 800 volts , ACB spreader Link, with R, Y, B,LED indicating Light , Digital VAF Meter 800 Volts CL-1, 3 No\"s Metering CT 1000 / 5A,Type- 1+2 SPD, Un 800V AC, Imax 40 KA with three number 2000Amp Aluminium Bus Bars,EC grade incld heat shrinkable PVC sleeves,cable alley complete.Outgoing:-4 X 250 Amp, 36 KA, 3 Pole MCCB with spreader Link, Floor Mounted Panel (IP 65) with MS Angle Stand, PT 800V/110V, Auxillary transformer 50VA,800V/ 230V, AllCable Entry from bottom through gland plates, LED indicating lamps etc. |
| 43 | ACDB-2 Panel for 750 KWP Inverters (3 X 250 KW inverters)Supply, installation, Testing & Commissioning of of outdoor type,floor mounted ACDB Panel-2 for 750 kW Inverters having 1 Input & 3 Output having IP 65 rating with PCC foundation for civil works (excavation, cutting, Grouting, PCC etc.) Fabrication with 3.15 mm thick CRCA Sheet Steel, 7 tank Powder Coated, control wiring with suitable size copper cable, cable alley complete all as specified & directed and having following:-Incoming:-1 No. of input of 800 Amp ACB drawout type, motorised charging, withmicroprocessor release, 50 KA, 3P- 800 volts , ACB spreader Link, with R, Y, B,LED indicating Light , Digital VAF Meter 800 Volts CL-1, 3 No\"s Metering CT 800 / 5A, TP SPD Type- 1+2 40 KA with three number 1200Amp Aluminium Bus BarsEC grade incld heat shrinkable PVC sleeves completeOutgoing:-3 X 250 Amp, 36 KA 3 pole MCCB with spreader Links, Floor Mounted Panel ( IP 65) with MS Angle stand, PT 800V/110V, Auxillary transformer 50VA,800V/ 230V, AllCable Entry from bottom through gland plates, LED indicating lamps etc, |
| 44 | LT Panel For 1700 KWP InvertersSupply, Installation, Testing & Comissioning of of outdoor type,floor mounted LTPanel for 1700 kw Inverters having 1-input & 1- Output. & having IP-65 rating,cable alley with PCC foundation for civil works (excavation, cutting, Grouting, PCC etc.) complete all as specified & directed.Input & Output: - 1 Nos. of 1600 Amp 3 Pole ACB 50 KA-800 Volts,drawout type, motorised charging, with microprocessor releases, ACB/MCCB Spreader Links, R,Y,B Indicating Light (LED Type), 1 Nos MF Meter-800 Volts ,CT 1600/5A, CL-0.2, 5VA, Type-1+2SPD, Imax 40KA, PT 800V/110V, Auxillary transformer 50VA,800V/ 230V, AllCable Entry from bottom through gland plates, 3 No’s Control Fuse 16A with base for SPD, 6A SP 10KA MCB \"C\" Curve, with three number 2500Amp Aluminium Bus Bars EC grade incld heat shrinkable PVC sleeves complete, Aluminium Busbar Links, Wiring, with MS Angle StandFabrication with 3.15 mm thick CRCA Sheet Steel, 7tank Powder Coated,etc, Note: Contractor shall submit drg of all ACDB1,ACBD2 & LT panels to A.O, through GE duly recommended by CWE for approval before procurement. |
| 45 | COPPER BUSBARCHAMBERM&L for outdoor type,floor mounted,vermin proof, totally enclosed bus bar chamber of not less than size 800 mm (H) X 800 mm (W) X 600 (D) made out of 3.15 mm thick MS sheet ,incld three number 250 A, copper busbar having size of 20 MM(w) X 10 MM(thick), 0.5 Mtr length/ Phaseincld heat shrinkable PVC sleeves , duly supported on insulators, It shall be IP-65 rated. Cable entry from bottom and suitable for input of 120sqmm, 3.3KV copper cable and output of 185sqmm , 3.3KV XLPE cable, powder coated complete all cable entry from bottom through gland plates allas specified and directed. |
| 46 | MONITORING SYSTEMSupply, installation, Testing & commissioning of monitoring system to monitor the performance of the inverter (Power,array voltage, array current & AC parameters), energy yield, temperautre, irradiance level etc. and it could provide flexible interface to facilate PC based inverter monitoing and control via GPRS modem and internet / ethernet connection.This should have include web visulization system and Data logger with integrated ethernet port.(i) Data acquisition system shall be provided for each of the solar PV plant. Data Logging provision for plant control and monitoring, time and date stamped system data logs for analysis with the high quality, including suitable PC & Printer. Metering and instrumentation for display of system parameters and status indiaction to be provided.(ii) Solar Irradiance:- An integration pyranometer / solar cell based irradiation sensor (along with calibartion certificate) provided with the sensor mounted in the plane of array. Readout integrated with data logging system.(iii) Temperature:- Temperature probes for recording the solar panel temprature and ambient temp. to be provided complete with readouts integrated with the data logging system. |
| 47 | (iv) The parameter like AC Voltage, Ac Output current, Output Power, Power factor, DC input Voltage, DC input current, Time Active, Time disabled, Time idle, Energy Produced, protective function limits Viz- AC over voltage, AC under voltage, Over frequency, Under frequency, Ground fault, PV Starting voltage, PV stopping voltage etc. are accessible via the operating interface display in real time separately for solar power plant.(v) All Major Parameter available on the digital bus and logging facility for energy auditing through the internal microprocessor and read on the digital front panel at any time and logging facility should be made available for energy auditing through the internal microprocesor and should be read on the digital front panel.(vi) PV array energy production:- Digital Energy Meters to log the actual value of AC / DC voltage, Current & Energy generated by the PV system provided. Energy meter along with CT /PT should be of 0.5 accuracy class.(vii) Simultaneous monitoing of DC & AC electrical voltage, current, power, energy and other data of the plant for correlation with solar and environment data shall be provided. Remote monitoring & data acquisition through remote monitoring system software at the owner location with latest software / hardware configuration and service connectivity for online / real time data monitoring/ control complete to be supplied.NOTE:- a) The cost of all equipment, internet, ethernet conections, connected cables, computer, printer etc. are included in this item. b) Traning: On successful commissioning of the plant, training shall be provided on plant operations and maintenance to a team (Engineers and Technical / operatios) as nominated by accepting officers for 03 Days |
| 48 | Lightening Arrestors(LA)Supply, installation, Testing & commissioning of 5 m high, advanse active Ion GenratingEarly Stremer Emission (ESE) lighting arrestors with lightning counter to provide radius of protection of minmum 107 m at Level-IV. The Lightning arrestors shall conform to IEC 60099-4 or IS 3070 except to the extent modified in the specification. Arrestor shall be hermetically sealed units, self- supporting construction, suitable for mounting on lattice type support structures.complete as specified and directed by the engineer-in-charge & shown in drawings. |
| 49 | Lighting Protection system on protective Early Streamer Emission(ESE) technology confirming to NFC 17-102-2011 and UNE 21186 Standard. Non elctronics based deivce shall emit electromagnetic impulse in the form of a streamer into the air microseconds earlier than naturally. Device confirming to NFC17-102 standards.(i) Lighting Impulse Current (10/350 µS) in 100 KA tested.(ii) Serial no. mentioned in Each Model of Air Terminal, Quality certificate(iii) Material Metal Housing Stainless Steel 304. (iv) Central Rod Dia 20 mm Electromagnetic Shielding. (v) Can be qualified in compliance of CPRI (central Power Research Institute), Govt. of India for the Impulse current of (8/20 µS) in 40 KA with 5 poistive & 5 negative impulse. (vi) Covering Radius 107 meter in Level- IV Protectionwith 8 mtr mast |
| 50 | Lighting Air Terminal Adaptor: Supply of highly insulated polyplatic adaptor to fix the lighting ESE air terminal with the mat. The adaptor shall have suitable metal connector/ connecting point in such a way the top portion shall be electrically connectedto the central final/tip (elevated sharp tip) of the ESE air terminal and the bottom portion shall be connected to the down conductor. |
| 51 | MAST GI (supporting Mast): Supply of GI mast for mounting the terminal & adaptor with the ESE air terminal in compliance with IEC 62561-1.(i) GI Mast Length:- 8 Mtr(ii) GI Pipe heavy duty, bottom 80mm dia,3m, middle pipe dia 65mm, 3m, top dia 50 mm, 2m(iii) Standard: IS 1239 (Part 1): 2004 (iv) Base Plate: GI base plate Size ( 250 X 250 X 5 mm) (v) Both the GI mast to be connected with the help of 2 flanges with 4 GI plated nut, bolt. The base plate size is (300 X 300 X 6mm) GI with requisite fitted with 4 ribs/tikkito hold the mast. (vi) Necessary concrete foundation for holding the lightening conductor in position is incd in quoted rates |
| 52 | Guy Wire Kit: Supply of Guy wire with GI Nickel coated 4mm dia. Covered with white sleeve for extra protection and avoiding rusting. Length of the Guy wire is 6 mtr X3no = 18 mtr with accessories like(i) Guy wireNickel coated with white covered waterproof sleeve -18 metre(ii) U Clips - 6 nos(iii) Pin Type Zebra Anchor Fastner- 4 nos(iv) O Hook Type Fastner / Eye Bolt Fastner- 3 nos(v) GI nut bolt- Dia 12 mm X Length 40 mm- Nos |
| 53 | Lighting Strike Counter:minimumsensitivity of 250 A at 100 KA(i) Display Model : Digital display (non- resettable type)(ii) Display Range: 000000 to 999999(iii) Detected Maximum discharge current: 350 A, 10/350 microsecond wave ( measured according to NFC standards per IEC 60060-2(iv) Tested as per IEC 60060-2 (v) Degree of protection : IP 65 (vii) Operating Temperature (°C): 20 ~ +85(viii) Strike count display: 6 Digit(ix) Standard: NFC17 102 (2011) |
| 54 | Chemical Gel Earthing system : Supply for advance chemical Gel earthig system of1 no. of UL certified & CPRI tested environment friendly ground enhancing compound.To copper bonded rod shall be 3m, long 17.2 mm diameter 254microns copper bonded steel rod surrounded with 25 Kg each or more quntity of resistance lowering grounding minrals ROHS certified. Distance between the rod shall be length of the rod . (i) Tested as per IEC 62561-2 (ii) CPRI Tested at 5 positive & 5 Negative impulse: 25 KA(iii) Meets the requirements as per IS 3043, IEC 60964-5-54, UL 467 (iv) Standard- As per IS-3043 & IEEE80- 2000, Test certificate from NABL lab |
| 55 | Pit Chamber- Round Value Box: Supply of FRP heavy duty UV resistance, weather proofearth pit cover as per OEM recommendations complete all as specified and directed. |
| 56 | M&L forUpvc pipes of 40 mm size for DC wires, having pressure capacity of10 kg including fitting viz. joints, bends, tees, etc complete all as specified and directed. |
| 57 | M&L forUpvc pipes of 25 mm size for DC wires, having pressure capacity of10 kg including fitting viz. joints, bends, tees, etc complete all as specified and directed. |
| 58 | M&L forperforated hot dipped galvanized iron Cable tray having Cabletray for AC & DC Cable routing (300x50x50 mm and 450x50x50 mm), thickness 1.5 mmgalvanization and perforation not more than 17.5% including fittigs viz. joints, bends, tees, etc. in convenient sections of length complete all as specified and directed. |
| 59 | FENCING/GATE & COMPOUND WALL |
| 60 | S&F concertina coil 600 mm dia ( Appox 50 turns per coil ) apporx weight 8 Kg (+/- 5%) expendable 6 to 8 mtrs etc complete all as specified and directed. |
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