801678 PROVN OF RING MAIN UNIT FOR WATER AND ELECTRIC SUPPLY ALONGWITH STANDBY TROLLEY MOUNTED DOWN TRANSFORMER AT AFS YELAHANKA

Amount

SCHEDULE 'A' PART - I (EXTERNAL WATER SUPPLY)

Supply, installation, testing and commissioning Centrifugal/Monoblock pump 15 HP /11kW 415V, 2880RPM, 50Hz, Suction x delivery size of 100x100mm, Cast Iron Body, Casing, Impeller with discharge range 18-39 lps, Head range of 10-35m (as per site requirement), including PCC Foundation as required complete all as specified and as directed. (1No running + 1 Standby)

Supply, installation, testing and commissioning Centrifugal/Monoblock pump 20HP /15kW 415V, 2915RPM, 50Hz, Suction x delivery size of 100x80mm, Cast Iron Body, Casing, Impeller with discharge range 18-29 lps, Head range of 30-46m (as per site requirement), including PCC Foundation as required complete all as specified and directed. (1No running + 1 Standby)

Material and labour for DI pipes with socket and spigot ends, class K-7, of size 200 mm(8") bore confirming to IS with inside cement mortar lining laid in trenches complete all as specified and as directed.

Material and labour for DI pipes with socket and spigot ends, class K-7, of size 150 mm(6") bore confirming to IS with inside cement mortar lining laid in trenches complete all as specified and as directed.

Material and labour for fixing of DI specials with ISI Mark Confirming to IS 9523/2000 suitable for jointing pipes upto 200mm dia for bends (any type, radius and angle) tapers any type, (straight, bend, increasing, decreasing, or double socket etc) Tee pieces single branch "Y" junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs etc all as specified and as directed.

Supply and fix High Density Polyethylene Pipes (HDPE) of Pressure rating 16kgf/cm2 of size 200mm dia laid in trenches, fittings include for jointing and jointing materials all as specified and as directed.

Supply and fix Cast Iron sluice valve of size 100 mm bore class PN-1.6, long body type, with brass spindle, both ends flanged with holes, provision of nuts, bolts, washers, rubber gasket etc. with CI wheel, fixed to DI water mains complete all as specified and as directed.

Supply and fix Cast Iron sluice valve of size 150 mm bore class PN-1.6, long body type, with brass spindle, both ends flanged with holes, provision of nuts, bolts, washers, rubber gasket etc. with CI wheel, fixed to DI water mains complete all as specified and as directed.

Supply and fix Cast Iron sluice valve of size 200 mm bore class PN-1.6, long body type, with brass spindle, both ends flanged with holes, provision of nuts, bolts, washers, rubber gasket etc. with CI wheel, fixed to DI water mains complete all as specified and as directed.

Supply and fix CI Non Return valve with flanged ends of any pattern with by pass arrangement and ISI marked including jointing materials and necessary joints and nut bolts with washer for flanged ends of size 100mm complete all as specified and as directed by Engr-in-Charge.

Supply and fix CI Foot Valve conforming to IS 4038, 100 mm (4”) dia including necessary fittings all as specified and directed

Boring of holes under road, pavement, runway upto 4 mtr depth (As per site requirement) from ground level/ runway, hard standing by trenchless technology using ultra sounding technique and necessary machine for laying of HDPE pipe of 200mm dia complete all as specified and as directed. Note : HDPE pipe shall be measured and paid separately.

Construction of valve chamber of Internal size 1200mm x 1200mm x 1200mm deep with 200mm thick PCC block masonary walls built in CM 1:6 over 100 mm thick foundation concrete in PCC 1:4:8 type D2, (Using 40 mm graded coarse aggregate) with 100 mm off sets, 15mm thick complete internal plaster and external plaster up to a depth of 15 cm below GL in CM (1:6), 3 mm thick MS sheet cover, double door welded to 50 mm x 50 mm x 6mm MS angle frame fixed with hold fasts, 20mm x 6mm flat iron hinges with locking arrangement MS handles and applying two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer to all steel surfaces including excavation & earth work in any type of soil /soft disintegrated rock and disposal of surplus soil to a distance not exceeding 50 Mtr complete all as specified and directed by Engineer-in-Charge.

Supply and lay pipe galvanized, “Heavy class”, including fittings, 100 mm (4”) dia all as specified and directed by Engineer in charge.

Supply and fix stainless steel pressure guage analogue type 0 to 16 kg/cm2, accuracy of 1%FS, Copper alloy, Connection 1/2" BSP, 100mm dial size and necessary fittings for connection etc all as specified and as directed.

Cutting the existing DI pipes of 150mm bore in position for inserting new tee 150 x150x150 mm for branch line including all jointing materials complete all as specified and as directed.

Supply, install, testing and commissioning of LT Panel board, CPRI approved, outdoor type, floor mounted, factory made suitable for 415 volt, 3 PH, 4 wire, 50 HZ, AC supply system having bus bars chamber with aluminium bus bars duly insulated by insulation of RYB colour 200 Amps rating mounted on porcelain insulators. The panels shall be factory made, double door, made out of 3.15 mm thick MS sheet totally enclosed dust, vermin and rust proof front operated, front and rear opening with locking arrangement fixed with MS angle iron frame of size 50X50X5 mm duly embedded in PCC platform and duly powder coated with 7 tank process with colour as directed including internal wiring with multistranded copper conductor cable of suitable size incl lugs and cable gland to incoming and outgoing cable all as directed at site and comprising of the following

INCOMER: (a) MCCB 100 Amp 4 Pole, 50 Hz, 415 V, 25KA -1 No OUTGOING: (b) MCCB 63 Amp 4 Pole, 50 Hz, 415 V , 16 KA -2 Nos (c) Three Phase Multifunction meter(V,I,PF) with suitable capacity of CTs-2No (d) Indicating Lamps (R-Y-B) Set LED Type with -one set (e) Fully automatic Star delta starter suitable upto 20HP -2Nos Note: The Contractor Shall submit the drawing for approval of GE Before executing the work

Material and labour for Earthing complete with galvanised earth plate electrode of size 600x600x6mm thick burried directly in ground earth pit not less than 2.25 m below ground level with top edge of earth plate not less than 1.5 mtrs below ground level connected to galvanised iron strip of size 32mm x 6mm as earth lead upto a length of 7.5 metre long by means of bolts, nuts, washers etc. and protected by GI pipe medium grade 40mm dia and 20mm dia GI tubing light grade with funnel for watering, all as shown in electrical plate No 3 of SSR Part-I, back-fill with salt and charcoal, provision of test point including connected to earth test point and necessary earth work excavation in any type of soil PCC (1:3:6) type C2 bed and chamber RCC (1:2:4) type B1, iron grill including PCC cover with hinge and funnel watering pipe etc complete all as specified and directed.

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 35 sq mm 4 core complete all as specified and as directed.

Supply, laying and testing Stranded Copper conductor, XLPE Insulated PVC Inner sheathed, Armoured Cable 25 sqmm 3 Core 1100V Copper Conductor complete all as specified and as directed.

Supply and fix GI tubing light grade 50 mm bore in trenches/fixing on pole/wall/crossing in drain etc for protection of cable complete all as specified and as directed.

Supply and laying un-reinforced precast concrete cable cover, class LV, Type 1 with peak, size 250 mm x 150mm x 40mm complete all as specified and as directed.

Cutting of road/hard standing not exceeding 30cm in width and not exceeding 60cm in depth for laying of water tubing including returning filling and making good the disturbed surfaces using PCC 1:2:4 type B1 using 20mm graded stone aggregate on top 120 mm layer and fair finishing the surface without using any extra cement all as specified and as directed.

Material and labour for cement concrete 1:2:4, type B-2 (using 40 mm graded stone aggregate) as in support of CI pipes, foundation and hard standing finishing even and fair without using extra cement complete all as specified and as directed.

SCHEDULE 'A' PART - II (EXTERNAL ELECTRIC SUPPLY) Excavation in trenches not exceeding 1.5 metre wide and not exceeding 1.5 metre in deep and getting out in hard/dense soil for laying underground cable, foundation etc complete all as specified and as directed.

Returning, filling in with excavated soil, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm complete all as specified and as directed.

Returning and filling of trenches in two parts (i) using riddled soil obtained from excavated soil upto depth of 30cm (8cm below cable and remaining above cable) for cushioning of cable and (ii) refilling the trench of remaining depth with normal excavated soil all as specified and directed. Note: - Excavated soil shall be riddled by using sieve to separate composite particles etc as per IS 1255-1983 and refilling in trenches as in cable cushioning.

Removing excavated material to a distance not exceeding 50 metre and depositing where directed at a level not exceeding 1.5 metre above the starting point all as directed

Supplying and laying un-reinforced precast concrete cable cover, class HV (ISI Marked), type 1 flat of size 300mm x 180mm x 40mm complete all as specified and directed.

Material and labour for Boring of holes under road, pavement, hardstanding by trenchless technology using ultrasound technique and necessary machine including HDPE pipe of 150 mm dia suitable for 0.4 mpa working pressure Complete all as specified and as directed.

Supply, install, testing and commissioning of Transformer trolley mounted of capacity 630 KVA, step down, Outdoor type 11 KV/0.433 KV,50 Hz, 3-phase AC double copper wound, oil immersed, Oil Naturally Air Naturally (ONAN) cooled with external cooling tubes, transformer delta connection on HV side and star connection on LV side in accordance with vector symbol DyN-11 (vector group 4) and having tapping of + or - 7.5% in equal step of 2.5 % changed by means of off load tap changing arrangement and impedance not more than 4.5%. The voltage regulation shall be as per IS including first fill of transformer oil including all fittings /accessories as specified in SSR Part -I and IS -1180. The transformer should have cable box on both HT & LT side and brass bushing rod on both HT & HT side . The limit of temp rise after continuous full load run as specified in SSR part-I and as per latest IS -1180 (2014), Level 3 with total losses should not be more than 1637 W of at 50% and 4438 W at 100% load shall be suitably adjusted to suit the maximum ambient temp prevailing at site all as specified comprising with and including the following specifications:-

(i) Type of connection arrangement :- MS cable termination box on both HT and LT side. Cable box on LT side consisting of 04 Nos porcelain bushing with brass bushing rods and nuts washerwith extended neutral terminal with bushing on the transformer body for terminating earthing strip and suitable for terminating of cable LT 1100 Volt grade XLPE insulated heavy duty Aluminium including gland joint complete (ii) Cable terminal box HV grade suitable to make termination with 3 core 95/120 sqmm XLPE HT Cable. (iii) Oil Conservator with filter type drain valve and oil level guage. (iv) Thermometer Pocket (v) Two Earthing Terminal on tank body to facilitate fixing of 32x6mm GI strip. (vi) One No Thermometer Dial type vapour pressure type having range 0-120 degree centigrade with maximum temperature indicator and re-setting device to maximum temperature including needle of temperature gauge : Max reading painted terminal. (vii) Rating plate with terminal marking plate. (viii) Oil drain filter valve. (ix) Oil filling port on top cover with plug. (x) Air release valve/plug. (xi) First fill of transformer oil conforming to relevant IS 335.1993 (Fourth revision) and with dielectric strength more than 50 KV (xii) Inspection cover. (xiii) Lifting lugs and jack lifting pad support. (xiv) Explosion vent with double diaphragm and sight glass. (xv) Silica gel breather or with connecting pipe, first fill of dehydrating agent. (xvi) Hand hole of sufficient size to assess the interior of the tank. (xvii) Cover lifting eyes. (xviii) Oil temperature indicator of approved range, including shut of valve between conservator and main tank. (xix) Drain valve with threaded adaptor. (xx) Filter valve with threaded adaptor. (xxi) Extra bushing for neutral out side the LV side cable terminal box. Note: 1. All routine tests/Pre commissioning tests to be carried out at site after Installation of transformer in presence of Rep of Accepting Officer. 2.OEM Test certificate shall be furnished by the contractor as per relevant IS. 3.GA drawing and Design drawing shall be submitted for approval of Accepting Officer before placing Order.

Supply laying & testing cable XLPE insulated screened PVC Bedded galvansied steel strip or wire armoured , electric power cables (Heavy duty) with stranded aluminium conductor, 11000 Volt grade of size 3 Core 120 Sqmm complete all as specified and as directed.

Supply laying & testing cable XLPE insulated screened PVC Bedded galvansied steel strip or wire armoured, electric power cables (Heavy duty) with stranded aluminium conductor, 11000 Volt grade of size 3 Core 95 Sqmm complete all as specified and as directed.

Supply and fix cable jointing kit for 11 KV grade cable for outdoor termination , heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE, armoured, AL conductor cable of size 95 Sqmm 3 core complete all as specified and as directed.

Supply and fix cable jointing kit for 11 KV grade cable for outdoor termination, heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE, armoured, AL conductor cable of size 120 Sqmm 3 core complete all as specified and as directed.

Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 32x6 mm Al strip complete all as specified and directed.

Supply and installation, testing and commissioning of HT 11 KV, rated voltage 12 KV, 630 Amp, 21 KA / 3 Sec outdoor type extensible internal arc 21 KA for 1 sec for Tank floor mounted with internal copper busbar, SF6 insulated completely motorized 4 way RMU consisting of 01 Nos VCB 630 Amps as incomer and 03 No 630 Amp VCB as outgoing SCADA compatible, over load and earth fault protection relay with air insulated metering module (MFM for VCB feeders) all live parts busbar, VCB connections of RMU shall be inclusive in one SF6 tank to avoid multiple inter connections SF6 tank shall be sealed for life robotically welded non magnetic and non ferrite stainless steel grade 304 min 2.5 mm thick having IP-67 degree of protection filled with SF6 gas has insulation with leakage rate less than 0.1% per year tested as per IEC 62271 200 I No fault passage indicator (FPI) required for complete unit manual welding or hermetic ceiling of tank shall be not accepted. The unit shall have front cable entry (suitable for termination of 1 hr x 3C 95/120/150 Sqmm cable) for easy of installation and shall have site replaceable bushing for easy of trouble shooting during break down. RMU should be completed with all accessories such as terminal boots, VPIS, cable supports, all front cable terminations, mechanical indications vacuum circuit breakers ON/OFF, Manometer as per with IEC standards 62271200, 60056, 60129, 60265, 60298, 60420, 60529 & 60694 altitude of installation upto 1000 m as per IEC 60120 bushing bolted type top monitored outside the tank for connections of external busbar also the outer includes shall cover the full length of the switchgear, to ensure IP3X + IP-54 protection for cable boxes the unit shall be internal arc proof 24 KA for 1 sec with AFLR classification tested and totally safe for human being. The gas release and personnel safety from internal arc shall not dropped on plinth design the release of gas to be from the top the unit . So that even if the person is operating the unit opening the cover and there are personnel near the side of the RMU / plinth top release will ensure their safety.

The hot gas release in case of an internal arc, in No of case should be from any side or bottom of the unit as the same if unsafe for operating personnel / pedesrial or general public. Bidder shall provide type test report to be prove compliance to the internal arc fault IAC-AFLR as per IEC62271-200 internal arc testing shall be done with enclsolure door in open conditions , with switching devise in operations mode as per specified standard RMU. "(a) 01 Nos Incoming 630 Amps VCB, motorised vaccum circuit breaker, triple pole single break 3 position (On, Off and earth having STC capacity 21 KA for 3 seconds with copper busbar and copper earth bar fitted high fixed type voltage indicator device as per IEC61958-1 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. (b) 03 No Outgoing 630 Amps motorised vaccum circuit breaker, triple pole single break 3 position (On, Off and earth having STC capacity 21 KA for 3 seconds with copper busbar and copper earth bar fitted high fixed type voltage indicator device as per IEC61958-1 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." "(c) 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 tranformers of the ratio 11KV/1.732/110V/1.732.25VA class 1.0 with HT fuses on primary 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 RYB Phase indicator. (vii) 1 Cable support bus bar, stand for 3 Way unit, 1 Manometer & 1 Preraring Handle. (viii) 1 Set bushing for external busbar connection along with bus bar cover & sleeved bus bars for coupling. (ix) 2x12 V Battery with charger of suitable burden for motor operation, input 230 V AC & output 24 V DC.(d) Capacitive Voltage indicator fixed type VPIS 9-15 KV. (e) Necessary inter locking arrangement for safety and operation. (f) One No Operating handle for manual operation. (g) PCC 1:2:4 type B1 using 20mm graded stone aggregate for foundation and bus duct of cable for RMU as per recommendation of manufactures & as directed by Engineer-in-charge. (h) Safety interlocks shall be provided as relevant IEC/IS standard and manufactures directions. (j) Above switchgears shall confirm to all relavant IEC/IS standard." "(k) 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. (l) 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. (m) Minimum 3 Module should be accommodate in one tank to avoid multiple coupling at site. (n) Having following additional facilities:- 1. Trip circuit supervision. 2. Disturbance recorder. 3. Event log with date and time. 4. Measurment and control feature." "(o) Current Transformers (CTs) of dual ratio 50/25-5A of 15 VA output, accuracy class 1.0 for metering instrument and 5P10 for 15 VA accuracy for over cuurent and earth fault protection - sets of 03 Note:- (i) Any other parts/items not specified above but have been considered essential for smooth and safe functioning of the RMU system shall be included in the items and are covered against the quoted rate. (ii) Cable compartment shall be provided at the front side with front bolted type box covers provided with an inspection window for enabling operator to have visual inspection without operating cover in live condition for all incoming and outgoing RMU panels. (iii) Complete with inernal and external connection with each other or as per gound requirement. (iv) Drawing and Design drawing shall be submitted for approval of Accepting Officer before placing Order Following additional equipment delivered separately or mounted in respective panel. (i) Cable support bars, standard for 4-Way unit. (ii) Manometer. (iii) Operating handle.

Supply and installation of HT 11 KV, rated voltage 12 KV, 630 Amp 21 KA / 3 Sec outdoor type extensible internal arc 21 KA for 1 sec for Tank floor mounted with internal copper busbar, SF6 insulated completely motorized 3 way RMU consisting of 1 Nos LBS as incomer and 02 No 630 Amp VCB as outgoing SCADA compatible with over load and earth fault protection rely with air insulated metering module (MFM for VCB feeders) all live parts busbar LBS connections of RMU shall be inclusive in one SF6 tank to avoid multiple inter connections SF6 tank shall be sealed for life robotically welded non magnetic and non ferrite stainless steel grand 304 min 2.5 mm thick having IP-67 degree of protection filled with SF6 gas has insulation with leakage rate less than 0.1% per year tested as per IEC 62271 200 I No fault passage indicator (FPI) required for complete unit manual welding or hermetic ceiling of tank shall be not accepted . The unit shall have front cable entry (suitable for termination of 1 hr x 3C 95.120/ 150 Sqmm cable ) for easy of installation and shall have site replaceable bushing for easy of troubleshooting during break down. RMU should be completed with all accessories such as terminal boots, VPIS, cable supports, all front cable terminations, mechanical indications load break switch ON/OFF, Manometer as per with IEC standards 62271200, 60056, 60129, 60265, 60298, 60420, 60529 & 60694 altitude of installation upto 1000 m as per IEC 60120 bushing bolted type top monitored outside the tank for connections of external busbar also the outer includes shall cover the full length of the switchgear, to ensure IP3X + IP-54 protection for cable boxes the unit shall be internal arc proof 24 KA for 1 sec with AFLR classification tested and totally safe for human being. The gas release and personnel safety from internal arc shall not dropped on plinth design the release of gas to be from the top the unit . So that even if the person is operating the unit opening the cover and there are personnel near the side of the RMU / plinth top release will ensure their safety.

The hot gas release in case of an internal arc, in No of case should be from any side or bottom of the unit as the same if unsafe for operating personnel / pedestrial or general public. Bidder shall provide type test report to be prove compliance to the internal arc fault IAC-AFLR as per IEC62271-200 internal arc testing shall be done with enclosure door in open conditions, with switching devise in operations mode as per specified standard RMU Makes :- BHEL / ABB / SIEMENS (a) 01 Nos Incoming 630 Amps load break switch, triple pole single break 3 position (On, Off and earth having STC capacity 21 KA for 3 seconds with copper busbar 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. (b) 02 No Outgoing 630 Amps motorised vaccum circuit breaker, triple pole single break 3 position (On, Off and earth having STC capacity 21 KA for 3 seconds with copper busbar and copper earth bar fitted high fixed type voltage indicator device as per IEC61958-1 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 sqmm. "(c) 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 tranformers of the ratio 11KV/1.732/110V/1.732.25VA class 1.0 with HT fuses on primary 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 RYB Phase indicator. (vii) 1 Cable support bus bar, stand for 3 Way unit, 1 Manometer & 1 Preraring Handle. (viii) 1 Set bushing for external busbar connection along with bus bar cover & sleeved bus bars for coupling. (ix) 2x12 V Battery with charger of suitable burden for motor operation, input 230 V AC & output 24 V DC. (d) Capacitive Voltage indicator fixed type VPIS 9-15 KV. (e) Necessary inter locking arrangement for safety and operation. (f) One No Operating handle for manual operation. (g) PCC 1:2:4 type B1 using 20mm graded stone aggregate for foundation and bus duct of cable for RMU as per recommendation of manufactures & as directed by Engineer-in-charge. (h) Safety interlocks shall be provided as relevant IEC/IS standard and manufactures directions. (j) Above switchgears shall confirm to all relavant IEC/IS standard." "(k) 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. (l) 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. (m) Minimum 3 Module should be accommodate in one tank to avoid multiple coupling at site. (n) Having following additional facilities:- 1. Trip circuit supervision. 2. Disturbance recorder. 3. Event log with date and time. 4. Measurment and control feature." "(o) Current Transformers (CTs) of dual ratio 50/25-5A of 15 VA output, accuracy class 1.0 for metering instrument and 5P10 for 15 VA accuracy for over cuurent and earth fault protection - sets of 03 Note:- (i) Any other parts/items not specified above but have been considered essential for smooth and safe functioning of the RMU system shall be included in the items and are covered against the quoted rate. (ii) Cable compartment shall be provided at the front side with front bolted type box covers provided with an inspection window for enabling operator to have visual inspection without operating cover in live condition for all incoming and outgoing RMU panels. (iii) Complete with inernal and external connection with each other or as per gound requirement. (iv) GA drawing and Design drawing shall be submitted for approval of Accepting Officer before placing Order.

Material and labour for dismantling, shifting and re-installation of Existing RMU 3 Way in new location with complete incomer/outgoing connections including leveling of old foundation complete all as specified and directed by Engr-in-Charge. Note : (i) PCC for new foundation shall be measured and paid under relevant item. (ii) Rate deemed to be included labour & JCB/crane charges for shifting. (iii) Cable jointing kit will be measured and paid separately under relevant items.

Material and labour for Earthing complete with galvanised earth plate electrode of size 600x600x6mm thick burried directly in ground earth pit not less than 2.25 m below ground level with top edge of earth plate not less than 1.5 mtrs below ground level connected to galvanised iron strip of size 32mm x 6mm as earth lead upto a length of 7.5 metre long by means of bolts,nuts, washers etc. and protected by GI pipe medium grade 40mm dia and 20mm dia GI tubing light grade with funnel for watering, all as shown in electrical plate No 3 of SSR Part-I, back-fill with salt and charcoal, provision of test point including connected to earth test point and necessary earth work excavation in any type of soil PCC (1:3:6) type C2 bed and chamber RCC (1:2:4) type B1, iron grill including PCC cover with hinge and funnel watering pipe etc all as specified and directed. Note : If desired result will not obtained then contractor has to redone the earthing without any extra cost from the department.

Material and labour for trolley for transformer of size 3X3.5 Mtr made out of mild steel angle/ channels medium weight beams & MS flats with necessary welding in any position drilling in hot/cold etc for longitude and cross members of trolley made out of ISMC channel 100 and top of the members covered with 6 mm thick MS plate platform and vertical support over the platform with MS equal angle of size 50 x 50 x 6 mm thick angles with MS flute 50 x 5 mm thick for two runs of bracing the supports, V type towing frame with hook with spring and check nuts and mounting bracket with bush for movement of tow assembly. The assembly made out of ISMC channel 100 with long and cross member, turning plate assembly for front wheel only fitted in front axle, the front and rear axle made out of medium weight beam ISMB 100 including tyre with tube F78-15 8 play rating four nos with wheel drum, mounting bracket, bearings, check nuts, locknuts, key etc welded with medium beam with nut bolts washers as required for mounting the transformer and LT XLPE Cable of size 400 Sqmm 3.5 core -20 mtrs all as required and directed by engineer In Charge .

Ashirwad Contractor and Supplier (BID ID -3397701)

Suvarna Infrateck (BID ID -3397237)

RAMESH BABU CO (BID ID -3397582)

devan enterprises (BID ID -3405167)