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| 1 | Excavation in trenches , not exceeding 1.5 m wide and not exceeding 1.5 m in depth for founddation and laying of cable etc and getting out in soft/loose soil complete all as specified and as directed. |
| 2 | Returning, filling in, including spreading levelling watering and well ramming in layers not exceeding 25 cm as in soft/loose soil complete all as specified and as directed. |
| 3 | Removing excavated soil to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and as directed. |
| 4 | M&L for sand cushioning for under ground cable with locally available sand for protection of cable 8cm before laying cable and 15cm deep over the cable including spreading and consolidation complete all as specified and as directed.Note:-Punned thickness shall be measured for payment purpose. |
| 5 | Supply & laying factory made un reinforced precast concrete cable cover class HV, type 1 flat, size 300mm x 180x40mm complete all as specified and as directed. |
| 6 | Taking down existing unserviceable XLPE HT cable of size 95 Sqmm 3 core from trench or on pole etc as decided by Engineer-in-Charge complete all as specified and as directed. |
| 7 | Supply, laying and testing of HT XLPE insulated screened, PVC bedded, galvanised steel strip or wire armoured, electric power cable, heavy duty with aluminium conductor 11000 volts grade,Earthed conforming to IS :7098(part II) cross sectional area 95 sqmm 3 core complete all as specified and as directed. |
| 8 | S&F of 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 cable of size 95 sqmm complete all as specified and as directed. |
| 9 | M&L for Boring of holes under road, pavement, hard standing by trenchless technology for laying or passing of HT cables by mechanical means using ultra sounding technique including supply and laying 100 mm bore HDPE pipe including necessary fittings as required in roads/hard standing complete all as srecified and as directed. Note :- Any damages/loss to existing services such as OFC cable/Water pipe line/Electric cable etc so caused shall be repaired immediately by the contractor without any extra cost to the department. |
| 10 | Supply, installation, testing and commissioning in replacement of factory made CPRI type tested HT out door type feeder pillar box , floor mounted, cubical enclosed type, made out from 3.15 mm thick CRCA sheet, of minimum size 1.2mx0.9mx0.6 m with two part front operated hinged doors, canopy type roof, weather and vermin proof, one closed HT bus bar chamber having 3 phase copper bus bar of size 40 x 5 mm, 15 KA short circuit rating for one second, one GI earth bus fixed out side the bus bar chamber, two nos cable gland suitable for 95 sqmm to 120 sqmm 3.0 core HT XLPE cable with and including HT danger notice board on both sides, frame made out of ISA 50 mm x 50 mm x 6mm with cable entry & exit through socket at bottom (Fixed with cable glands and gasket) for maintaining specific bending radius of cable including providing two coat of powder coated paint to out side surface and two coat of synthetic enamel paint over a coat of red oxide primer to internal surface and necessary foundation/platform of the HT Feeder pillar box with PCC 1:2:4 type B-1 using 20 mm grade stone aggregate including necessary excavation and earth work complete all as specified and as directed. |
| 11 | Supply, installation and commissioning of 11 KV,rated voltage 11 KV, 630 A, non extensible,outdoor (IP 54), fixed type,SF6 insulated RMU (Ring Main Unit) 3-way (comprising of 2 Nos 630 Amps vaccum circuit breake as outgoing and 1 No vaccum circuit breaker as incoming) inside robotically welded stainless steel 304 (Non ferrous,Non magnetic grade) having IP- 67 grade protection and impulse withstand voltage 75 KV , rated power - frequency withstand voltage 28 KV/minute, rated frequency 50 Hz, rated short time breaking current 21 KA/ 3 sec . RMU should be provided with internal bus bars as well as earthing bus bar, one number fault passage indicator per unit pad lock provision & complete with accessories. The RMU shall be type tested for internal arc test of 21 KA/1 Sec as per IEC 62271-220. The earting of cable sheilds. The outer enclosure main door should cover entire part of the switchgear including front cover and cable doors for providing complete IP 54 protection. The unit shall include the following with all necessary standard fitting as required at site complete all as specified and as directed with following specification:- |
| 12 | 03 Nos 630 Amp motorised vaccum circuit breaker, triple pole single break 3 position (On,Off and earth having STC capacity 21 KA for 3 seconds with copper bus bar and copper earth bar fitted high fixed type voltage indicator device as per IEC 61958-1 fully rated with earth switch,spring assisted mechanism with built in operating handle, arc proof hinged type cable cover air insulated cable boxes and boots suitable for bottom front entry termination of 3 core cable 95/120/185 Sqmm. Bus connected PT unit-01 No for metering consisting of following :-(i) Type M : Air insulated metering module 12 KV, 630 A 21 KA for 3 Sec.(ii) 3 voltage transformers of the ratio 11 KV/1.732/110 V/1.732.25 VA class 1.0 with HT fuses onprimary side and MCB on secondary side.(iii) 3 Digital MFM with 485 port to measure Amps, Volts, Frequency, PF, KWH, KVAR.(iv) 1 LED bulb for illumination.(v) 1 Space heater with thermostat..(vi) 1 set of RYB phase indicator.(vii) 1 Cable support bus bar, stand for 3 way unit, 1 manometer & 1 perating handle.(viii) 1 Set bushing for external bus bar connection along with bus bar cover & sleeved bus bars for coupling. |
| 13 | (ix) 2x12 V Battery with battery charger of suitable burden for motor operation. Input 230 V AC & output 24 V DC.,Capacitive voltage indicator fixed type VPIS 9-15 KV., Necessary interlocking arrangement for safety and operation., One No operating handle for manual operation., Safety interlocks shall be provided as relevand IEC/IS standard and manufactures directions., Above switchgear shall confirm to all relevant IEC/IS standard., Manual operation of vaccum circuit breaker should be possible without dismantling the motor from RMU. The motor should be fitted in such a way that it should not be required to dismantle during mannual operation.,Coupling of RMU and metering module should be with the help of bolted type arrangement so that the coupling at site shall be easy. Plug in type bushing shall not be acceptable.Current Transformers (CTs) of ratio 50/5-5A of 15 VA output, accuracy class 1.0 for metering instrument and 5P10 for 15VA accuracy for over current and earth fault protection - Sets of 03 foreach breakers Please Enable Macros to View BoQ information |
| 14 | (ix) 2x12 V Battery with battery charger of suitable burden for motor operation. Input 230 V AC & output 24 V DC.,Capacitive voltage indicator fixed type VPIS 9-15 KV., Necessary interlocking arrangement for safety and operation., One No operating handle for manual operation., Safety interlocks shall be provided as relevand IEC/IS standard and manufactures directions., Above switchgear shall confirm to all relevant IEC/IS standard., Manual operation of vaccum circuit breaker should be possible without dismantling the motor from RMU. The motor should be fitted in such a way that it should not be required to dismantle during mannual operation.,Coupling of RMU and metering module should be with the help of bolted type arrangement so that the coupling at site shall be easy. Plug in type bushing shall not be acceptable.Current Transformers (CTs) of ratio 50/5-5A of 15 VA output, accuracy class 1.0 for metering instrument and 5P10 for 15VA accuracy for over current and earth fault protection - Sets of 03 foreach breakers Please Enable Macros to View BoQ information |
