AUGMENTATION OF EXTERNAL ELECTRIFICATION SYSTEM AND PROVISION OF RMU WITH ASSOCIATED WORK IN TECH AND DOMESTIC AREA AT AF STN NAL (PHASE-I)

Amount

E & M WORKS

Supply, transporting,erection,testing & commissioning of 36kV, 630 Amp, 50Hz, 25 KA, voltage class outdoor type Vacuum Circuit Breaker porcelain clad for use on system voltage 33kV along with indoor CRP panel and CT as described below complete. (set of 3). The Circuit Breaker and accessories shall confirm to IEC 62271-100 or IS 13118 and other relevant IEC/IS standard. The Circuit breaker shall be complete with terminal connection, operating mechanism, control cabinets, cable accessories with gland, terminal block, lugs, necessary steel support structure for CB and control cabinet. The Circuit Breaker shall be required to perform as per technical parameters given below: a) Installation - Outdoor, 3-Pole,vacuum Live Tank, porcelain Clad,Switcyard Breaker. B) Rated Voltage -36kV c) Rated Current -630A or higher upto nearest . D) power frequency withstand voltage (kV rms) - 70 kV e) 12/50 µsec. Lightning impulse withstand voltage (kV peak) -170kVp. f) Rated Short Circuit Current Breaking capacity (3 sec.) at rated voltage specified : 25kA. g) Control Voltage including Trip /closing coil - 24VDC h) Spring charge voltage - 24 V DC i) Symmetrical Interrupting Capacity (kA rms) as per IEC : 25kA j) Rated Short Circuit Making Current (kAp) - 80 kAp k) Out of Phase Breaking Capacity - As per IEC. l) Rated Operating Duty : As per IEC. m) Temperature Rise over the design ambient temperature - As per IEC 62271-100. n) Operating Mechanism - Motorised & Spring type. o) Creepage Distance - 900mm p) No.of Trip/close coils - 2 nos. each.

Make of CRP Panel and PC VCBs are must be of same brand and rate quoted shall deemed to be included for the following. Note: (i) CRP Panel shall be provided with provision suitable for SCADA System. (ii) Quoted rate is deemed to be included for provision of battery bank minimum Two hour backup time, Battery charger suitable for smooth operation of the system. (iii) Cost of supply and fix of Outdoor type Terminal Kiosk having terminals /disconnecting links for termination of CT/PT wiring including PT secondary fuses complete all as required at site are deemed to be included in the quoted rate. (iv) Cost of construction of foundation including construction material and necessary earth work as per manufacturer design for breaker & TK complete all as required at site are deemed to be included in the quoted rate. (v) Cost of MS channel, Mounting channel as required at site shall be measured and paid separatly. (vi) Control LT armoured cable with copper wire of suitable size through GI pipe 40 mm dia light grade from outdoor VCB to CRP. (vii) Contractor shall submit test certificate from approved Govt Agency such as JODHPUR VIDYUT VITRAN NIGAM LIMITED or other central / state Electricity Board authority and charges for testing by State electricity board shall be borne by the contractor. (viii) providing suitable size of vice clamp, PG clamp etc including any other work s which are not included in item but required for commissioning of VCB.

Supply and fixing lightnining arrestor high tension expulsion type complete with all fitting's transmission class 33000 Volts discharge capacity 65 Kilo Amps of set of Three, complete all as specified & directed. Note: (i) The item shall comply with IS: 3070 (Part-3) 1993 or latest edition. (ii) Contractor shall produce test certificate from the manufactures as per IEC / ISS before installation of the item

Supply and fixing and testing isolator double stack 33 KV porcelain, horizontal mounting type(set of 3) complete on existing structure and connecting, complete all as specified & directed.

Supply and fix Horn Gap fuse double stack channel type suitable for 33 KV on 06 insulator (set of 3), complete all as specified & directed.

Dismantling, taking out HT 11 KV SF6 panel consisting Two incomer, One Bus coupler and 9 out goings from position carefully for reuse after disconnecting all HT cable, control wiring etc and shifting the same to MES store. Note: Rate is inclusive of making arrangement for shifting the panel carefully to store / other switch rooms for reuse at Tech area, complete all as specified & directed. NOTE: Rate quoted shall deemed to be included for the following:- (i) Dismantling HT distribution panel carefully after removing bus bar and in set of 3 or in part as directed by Engr–in–charge. (ii) Contractor shall provide temporary arrangement before dismantling the existing HT panel by jointing / extending the cable to the 4 pole structure existing nearby to MRS or temporary installing new RMU panels to ensure HT supply as usual with minimum shutdown. (iii) Extension/ modification of HT bus bar with duct up to existing DRDO HT 11 KV panel indoor type inside the same sub Sub Stn.

Supply, Installation, testing , Commissioning of 11kV Air Insulated Indoor type Switchgear Panels with maximum system voltage rating of 12kV, Busbar Rating of 1250A, Short Circuit Capacity of 26.3kA .Bus-bars shall have full Voltage Sleeving on it and shall be self-supported type, i.e. without any support insulators. The Incomer Panels shall contain with and including PT and CT arrangement. The Panel, Vacuum Circuit Breaker, Vacuum Bottle, Numerical relays shall be of same make as the Panel Manufacturer . The panel shall be tested for IAC AFLR for 26.3kA/1s. The IED (Numerical relay) shall be Complied to 61850 protocol without any external protocol converter. GOOSE signals shall be freely configurable.WEB HMI feature should be present.Inter-operability test shall preferably shall be done. Proof w.r.t Interoperability shall be submitted by the Manufacturer.The relay shall have arc-protection based on simultaneous detection of current and light to ensure reduced cubicle damage and increase personal safety. (<15 ms) The relay must support IEC 61850 Edition 1 and Edition 2(with test reports) and shall supports HSR/PRP redundancy protocols. It shall comply with international standard of NERC CIP / 3 level password authentication operation motorized 24 Volt DC/110 volt AC. The Circuit Breaker shall be of floor rolling design with Vacuum bottles, and shall have all fool-proof interlocks as : Interlocks shall be provided to prevent a ‘Closed’ breaker to rack out from ‘Service’ to ‘Test’ /'Isolated’, position or insert a ‘closed’ breaker from ‘Test’ to ‘Service’ position. In either case the breaker contacts must remain in open position. Before racking out the breaker must be fully discharged from any static charge. All Panels shall have earthing lead provision. Vaccum Bottle, Panels, Numerical Relay and VCB should be one make only. RMUs, VCB Panels, Outdoor PC VCBs The Switchboard shall be configured as follows : 2 Incomers of 800A VCB with+10 Outgoing Feeders 800A VCB with CT for Metering. +1 Bus coupler of 1250 Amps VCB Incomer & Bus Coupler CTs : 200-100/1-1, 5VA, Cl-5P10, Cl-1.0 Outgoing Panel CTs : 100-50/1-1,5VA,Cl-5P10,Cl-1.0 Incomer VTs : 11000/V3/110/V3/110/3,50VA,Cl-1.0,3P

Incomer IEDs : Feeder Protection and Control Relay, Protections 50, 51, 50N, 51N, 46, 49, 67, 67N, 27, 59, 59N, 95, Measurement for 3I,I0,3U,U0,Kw,KVA,PF,Hz,Kwh, 16 DI+ 10 DO/8 DO one front RJ 45/USB Port, Two Rear FO(LC) Port for IEC-61850 Protocol, draw out type/Modular type with CT Shorting feature. Outgoing IEDs : Feeder Protection and Control Relay, Protections 50,51,50N,51N,46,49,95, Measurement for 3I, I0, 4 DI / 10 DI + 6 DO / 8 DO one front RJ 45 / USB Port, Two Rear FO(LC) Port for IEC-61850 Protocol, Drawout Type with CT Shorting feature. Other necessary items like AC/DC MCBs , Power pack with each panel, TNC Switches, Indication Lamps (R,Y,B,ON,OFF,Spring Charge,Test,Service) shal be considered in the scope of Panel and shall be factory fitted only. Control supply shall will be of 24 volt DC, Breaker should be motorised with 24 Volt DC / 110 Volt AC. NOTE: Rate quoted shall deemed to be included for the following:- (i) VCB shall be provided with provision only suitable for SCADA System. (ii) Quoted rate is deemed to be included for for provision of Battery bank, Battery charger suitable for smooth operation of the system. (iii) Cost of supply and fix of indoor VCB's having terminals /disconnecting links for termination of CT/PT wiring including PT secondary fuses complete all as required at site are deemed to be included in the quoted rate. (iv) Cost of construction of foundation including construction material and necessary PCC work as per manufacturer design complete all as required at site are deemed to be included in the quoted rate. (v) Cost of MS channel , Mounting channel as required at site shall be measured and paid separatly. (vi) Extension / modification of HT bus bar with duct up to existing DRDO HT panel indoor type inside the same Sub Stn. Make: ABB/Schneider/Siemens/BHEL

Supply, installation, testing & commissioning of 11 KV Outdoor type RMU extensible type, floor mounted consisting of 2 LBS + 1 VCB with internal copper bus bars, consisting of combinations of 630 Amp, 350MVA fixed manual Load Break Switch & fixed type manual Vacuum Circuit Breaker. All live parts, bus bars, LBSs connections of RMU shall be enclosed in one tank to avoid multiple interconnections & sealed for life as per standard design of OEM non magnetic and non ferrite grade stainless steel tank Grade 304/441 of minimum 2.5+0.5 mm thick having IP67 degree of protection filled with SF6 gas as insulation with leakage rate less than 0.1% per year tested as per IEC 62271-200. The unit shall have front cable entry for ease of installation and shall have site/factory replaceable bushings for ease of troubleshooting during break down. RMU should be complete with all accessories such as Terminal boots, VPIS, cable supports, all front cable terminations, mechanical indications for Load break switch ON/OFF, Manometer as per with IEC standards 62271-200, 60056, 60129, 60265, 60298, 60420, 60529 and 60694. Altitude of installation up to 1000m as per IEC 60120. Extensible Bushings,if applicable shall be bolted type top/side mounted outside the tank for connection of external bus bar. Also, the outer enclosure shall cover the full length of the switchgear,to ensure IP3X+IP54 protection for cable boxes. The unit shall be internal arc proof not less than 21kA for 1 sec for tank and Cable Box ,and tested and totally safe for human beings. The gas release & personnel safety with internal arc proof shall not depend on plinth design. Bidder shall provide type test report to prove compliance to the ‘Internal fault IAC-AFLR as per IEC 62271-200.Internal arc proof & testing shall be done as per OEM norms. The Vacuum Bottle shall be of same make as that of RMU to ensure better life cycle optimization for the RMU.The Manufacturer shall furnish performance Certificate for similar kind of RMUs in their own legal Name . Any Joint venture certificates / partnership with other firms shall not be considered. The unit shall include the following with all necessary standard fitting required at site. 630A Load Break Switch module for making of fault current alongwith Earth Switch of full making capacity

Short time withstand current - 21KA/ 3 sec Making Capacity - 52.5kAp Auxiliary contacts - 1NO + 1NC Power frequency withstand voltage - 38kV Impulse withstand voltage - minimum 75kV Nominal operating gas pressure - 1.2 to 1.4 Bar abs. Front cover mechanism - IP2X Cable covers - 3X Snap action mechanism for manual operation Cable box for front termination of the cable suitable upto 3 core 300 Sqmm, 11 KV XLPE cable Right angle non-touch proof Termination boots - 1 Set (R,Y,B) 630A VCB module for making & breaking of fault current alongwith Earth Swicth of full making capacity Manual operated 630 A Vacuum circuit breaker having spring stored mechanism. Three position disconnector/earthing switch downstream vacuum circuit-breaker. Three position single spring mechanism for disconnector/earthing switch “Live Cable” LED Indicators thru Capacitor Voltage Dividers mounted on the bushings. Short time breaking current - 21KA/ 3 sec Making Capacity - 52.5 kAp Auxiliary contacts - 1NO + 1NC Power frequency withstand voltage - 38KV Impulse withstand voltage - minimum 75KV Nominal operating gas pressure - 1.2 to 1.4 Bar abs. Front cover mechanism - IP2X Cable covers - 3X Green(ON)/Red(OFF) push buttons to operate VCB. 3O/C + 1E/F self powered numerical protection relay with Low and High set for Over current and Earth Fault.

Resin cast ring core protection CT plate mounted type : 40/1 A, 5P10, 2.5 VA - 3 Nos Mechanical ON/OFF/EARTH/Spring charge Indication of 1 VCB + 2 Load break switch. Cable boxes should be Arc Proof interlocked with respective Earthing Switches. Right angle non-touch proof Termination boots - 1 Set (R,Y,B). Make : ABB, Siemens, Schneider, BHEL. NOTE: (i) Cost of supply and fix of RMU having terminals /disconnecting links for termination of CT wiring including fuses complete all as required at site are deemed to be included in the quoted rate. (ii) PCC work for foundation shall be measured and paid separately. (iii) Rate is inclusive for dismantiling, taking down extg HT cable from 4 pole/2 pole structure and connecting to the RMU. (iv) Rate for cable end joint shall be measured and paid seperately. (v) Cost of additional base channel required at site shall be measured and paid separately (vi) Rate is inclusive for any other works which are not included in item but required at site for commissioning of RMU / VCB including Numbering, providing danger board etc. (vii) Contractor shall provide AMC including calibration of HT panels, VCB’s RMU’s etc for the BOQ item Sl No 1.10 to 1.80 here in above under defect liability period (DLP) i.e. 24 months by engaging engineer from OEM of eqps without any extra cost and inspection report will be submitted once in six month to Engr – in charge. Compensation @ Rs 50000 Shall be recovered from contractor due in case failure. Rs 2 Lacks shall be deducted from final bill of the subject work for the same. (viii) Rate is inclusive for submitting completion Drg and net work details after testing & commissioning but before completion of work. Display board (illuminated) of size not less than 2.0 Mtr x 1.5 Mtr shall also be provided by the contractor at MRS sub stn without any extra cost.

All as per item srl no 1.70 to 1.72 here in before but 2LBS +2 VCB in line with above description, complete all as specified and directed.

All as per item srl no 1.70 to 1.72 here in before but 2LBS +3 VCB in line with above description, complete all as specified and directed.

Dismantling of 11 meter 4 pole structure consisting of RCC pole, anti-climbing device, PCC foundation & cross arms (Bracings) etc carefully after disconnecting HT cable connection carefully, cutting cable end joint for new connection in VCB / RMU panels, complete all as specified and directed by Engineer in-Charge. Note: (i) Earth work required for taking down cable and re-laying including sand, bricks shall be measured separatly. (ii) Rate quoted shall deemed to be included for shifting the poles & other materials obtained from dismantling to store yard under schedule of credit.

Dismantling of 11 meter 4 pole structure consisting of steel pole, anti-climbing device, PCC foundation & cross arms (Bracings) etc carefully after disconnecting HT cable connection carefully, cutting cable end joint for new connection in VCB / RMU panels, complete all as specified and directed by Engineer in-Charge. Note: (i) Earth work required for taking down cable and re-laying including sand, bricks shall be measured separatly. (ii) Rate quoted shall deemed to be included for shifting the poles & other materials obtained from dismantling to store yard under schedule of credit.

All as per item No 2.10 above but for 6 Pole PCC / steel pole structure

All as per item No 2.10 above but for 2 Pole PCC structure

M&L for structural steel work as in cross arms, bracings, supports, clamp and back plate fabricated from steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed by Engineer-in-Charge and applying two coats of aluminium paint over one coat of red oxide zinc chrome primer including preparation of surfaces, complete all as specified & directed.

Supply and fix cable jointing kit for 11 KV (earthed ) grade cable for indoor 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 (earthed ) grade cable for indoor termination (cable end joint) heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Al conductor cable of size 120 Sqmm to185 Sqmm 3 core, complete all as specified and as directed.

Supply and fix cable jointing kit for 11 KV grade (earthed ) for straight through 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 (earthed ) for straight through heat shrink type joint complete with jointing material and accessories suitable for3 core XLPE armoured Al conductor cable of size 120 Sqmm to 185 Sqmm 3 core, complete all as specified and as directed.

Supply and fix cable jointing kit for 11 KV (earthed ) grade cable for out door termination (cable end joint) 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.

Excavating in trenches in soft/loose soil not exceeding 1.5 m wide and not exceeding 1.5 m in depth for foundation, laying of cable etc not exc 10 Sq mtr on plan and not exc 1.5 mtr in depth and getting out complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick in hard/dense soil complete all as specified and as directed.

Removing excavated surplus soil to a distance upto 50m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and as directed.

M&L for sand cushioning by using fine sand (Jamuna dry and clean sand ) in two layers , first layer of 80mm thick before laying of cable and second layer of 150mm thick after laying of cable (total punned depth of sand shall be 180 mm after punning down) complete all as specified and as directed. Note: Punned thickness shall be measured.

Supply and laying factory made unreinforced precast concrete cable cover class HVP, type -I with peak of size 300mmx180mmx40mm laid in trenches over under ground cables complete all as specified and as directed.

M&L for XLPE insulated, screened PVC bedded , galvanized strip , armoured , electric power cable , heavy duty , with aluminium conductor 11 KV (E) grade , following cross sectional area, conforming to IS-7098 ( Part II) (amended upto date) including supplying, jointing and testing, complete all as specified and as directed. Note: Excavation & earth work, cable protection and sand cushioning shall be measured & paid separately under appropriate item of this Schedule.

95 Sqmm 3 core.

120 Sqmm 3 core.

185 Sqmm 3 core.

M&L for Earthing complete with galvanized iron or steel plate electrode 600 mm x 600 mm x 6.00 mm thick buried directly in ground vertically in pit of depth not less than 2.25 metre below normal ground level with top edge of the earth plate at a depth not less than 1.5 metre below normal ground level surrounded from all sides with mixture of charcoal and common salt in alternate layers and electrode connected to galvanized iron strip 32 x 6 mm as earthing lead by means of GI bolts, nuts, check nuts and washers, earth strip protected by galvanized steel pipe 40 mm bore (light grade) connected to machinery/equipment all as shown in electrical plate No. 3 of SSR-2009 Part I and including necessary excavation and earth work in any type of soil, 20mm bore light grade GI pipe for watering, funnel, wire mesh, PCC (1:3:6) type C-1 chamber, PCC (1:2:4) type B-1 reinforced with 6 mm dia MS round bars @ 15 cm c/c both ways for cover 50 mm thick and MS frame of suitable size made of angle iron 50 x 50 x 60 mm, complete all as specified and directed. Note :- (i) The unit rate includes earth lead and protection pipe up to maximum 7.5 metre from earth plate to earth point/test point. (ii) Earth pit shall filled with Tibba sand over and above mixture of charcoal and common salt without any extra cost (iii) Rate is also inclusive for painting of earth chamber with cement paint all as per colour code and Numbering. (iv) Testing & maintain the record of earth value in monthly basis. Contractor shall also arrange watering arrangement / salt water solution in routine basis to maintain the earth value with in 2 ohm. (v) Rate quoted shall inclusive for welding earth strips at joints and bolts & nuts are not allowed other than at test point in the earthing system.

M&L for Earthing complete with galvanized iron or steel plate electrode 600 mm x 600 mm x 6.00 mm thick buried directly in ground vertically in pit of depth not less than 2.25 metre below normal ground level with top edge of the earth plate at a depth not less than 1.5 metre below normal ground level surrounded from all sides with mixture of charcoal and common salt in alternate layers and electrode connected to galvanized iron 4mm dia as earthing lead by means of GI bolts, nuts, check nuts and washers, earth strip protected by galvanized steel pipe 15 mm bore (light grade) connected to machinery/equipment all as shown in electrical plate No. 3 of SSR-2009 Part I and including necessary excavation and earth work in any type of soil, 20mm bore light grade GI pipe for watering, funnel, wire mesh, PCC (1:3:6) type C-1 chamber, PCC (1:2:4) type B-1 reinforced with 6 mm dia MS round bars @ 15 cm c/c both ways for cover 50 mm thick and MS frame of suitable size made of angle iron 50 x 50 x 60 mm, complete all as specified and directed. Note :- (i) The unit rate includes earth lead and protection pipe up to maximum 7.5 metre from earth plate to earth point/test point. (ii) Earth pit shall filled with Tibba sand over and above mixture of charcoal and common salt without any extra cost (iii) Rate is also inclusive for painting of earth chamber with cement paint all as per colour code and Numbering. (iv) Testing & maintain the record of earth value in monthly basis. Contractor shall also arrange watering arrangement / salt water solution in routine basis to maintain the earth value with in 2 ohm. (v) Rate quoted shall inclusive for welding earth strips at joints and bolts & nuts are not allowed other than at test point in the earthing system.

M & L for GI strip of size 32 mm x 6 mm as earth 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 complete all as specified and directed.

M&L for earth continuity conductor or main earthing lead of size 4 mm dai GI wire 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., complete all as specified and as directed.

M&L for PCC 1:2:4, type B-1 using 20mm graded stone aggregate as in foundation of 4 pole/2 pole steel structure for transformer proposed, complete all as specified & directed.

M&L for PCC 1:3:6, type C-2 using 40mm graded stone aggregate as in foundation of 4 pole/2 pole steel structure for transformer proposed, complete all as specified & directed.

M&L for PCC 1:4:8, type D-2 using 40mm graded stone aggregate as in foundation of transformer, complete all as specified & directed.

M&L for 10mm thick rendering in cement mortar 1:4 on fair faces of brick surfaces or concrete surfaces, surface finished even and smooth without using extra cement, complete all as specified.

S&F aluminium conductor steel reinforced (ACSR) of size 6/4.72 and steel 7/1.57 (Dog) or nearby conductor for HT/LT lines on poles, stretching without kinks and bends including binding wire complete, complete all as specified.

S&F post type 33 KV insulator, porcelain vitreous , white/brown including one galvanized mild steel spindle, two galvanized iron washers and one galvanized iron nut, complete all as specified and directed.

S&F disc type 33 KV insulator, porcelain vitreous , white/brown including one galvanized mild steel spindle, two galvanized iron washers and one galvanized iron nut, complete all as specified and directed. Note: Rate is inclusive for providing all type of hardware/clamps fittings required at site for connection.

M&L for brickwork with sub-class ‘B’ bricks (old size), straight or curved on plan exc. 6m in mean radius, built in cement mortar 1:4, complete all as specified.

M&L for precast cement concrete block, 1:2:4, type B-1, (using 20mm graded stone aggregate) masonry with solid blocks exceeding 10cm in width and setting in mortar 1:4, complete all as specified and directed.

Supplying, fixing and erecting truly to vertical position prestressed concrete pole, 11.0 metres long, 152 mm x 152 mm at top and 152 mm x 260mm at bottom, class 9, complete including two coat of synthetic enamel paint over one coat of primer up to 1.5 Mtr height with approved colour in strip all as specified and directed. Note: Earth work & PCC shall be measure and paid seperatly

M&L for making cable duct in existing floor Main Power house / old power house etc by cutting existing floor for size width 450 mm x depth 600 mm (internal dimension of duct) depth of duct to be reckoned from the top of PCC in foundation to top existing floor as 600mm and including duct cover of suitable size with 6 mm thick MS chequred plate cover and frame of angle iron 40 mm x 40 mm x 6 mm with fixing arrangement and painting two coat of synethetic enamel paint over a coat of red oxide primer on MS chequred plate and frame, including necessary dismentling of existing floor, excavation and earth work in hard/dense soil, returning , filling in approved soil disposal of surplus soil to a distance not exc. 50 mtr, 150 mm thick PCC (1:3:6) type C-1 using 20 mm graded stone aggregate as in foundation, 100 mm thick PCC (1:3:6) type C-1 using 20 mm graded stone aggregate as in wall, 10mm thick plaster in cement mortar 1:4 internally, complete all as specified and directed. Note: The Rate quoated by the contractor is including for making good the disturbed floor matching to the existing floor.

M&L for dismantiling, taking down of existing transformer from 2 pole/4 pole structure after disconnecting HT cable cable with jont for reuse and installing the transformer on PCC foundation and conection complete for HT cable and existing earthing, complete all as specified and directed. Note: Rate quoted shall deemed to be included for arranging suitable lifting arrangement at site to taking down & installing the transformer of capacity up to 200 KVA on PCC platform.

M& for dismantling, taking down carefully existing 33 KV VCB outdoor type complete with Ct and PT for reuse. Dismantling steel structure from existing position carefully after removing connections, cable etc & re- erecting the structure near to the existing system symmetrically, complete all as specified and directed. Note: earth work & PCC shall be measured and paid separately. Rate also inclusive for cutting & welding of steel structure at site as required to match with existing system.

Supply and laying / fixing GI pipe 40 mm dia light grade in trenches / wall complete for earth lead protection, complete all as specified and direcetd.

Supply and laying / fixing GI pipe 15 mm dia light grade in trenches / wall complete for earth lead protection, complete all as specified and direcetd.

Sant Construction Co.

Raman Electric Trading Co

N K BUILDERS

Pioneer Enterprises

RISING ELECTRICALS

Krishan Lal Doomra

M K ENGINEERS CO.

Leo Air and Power Solution pvt Ltd.

Shekhar Enterprises

Chauhan Associates

RASAM ENGINEERING COMPANY

SOOD ASSOCIATES PVT LTD

TARSEM CHAND AND CO.