PROVN OF RING MAINT UNIT (RMU) IN LIEU OF TWO POLE/ FOUR POLE STRUCTURE AT MRS SS NO 05 AND MANDIR VIEW SS UNDER GE WELLINGTON

Amount

Supply, installation, commissioning and testing of 05 Module HT Switchgear having 02 LBS & 03 VCBs (Mandir view Substation) 11KV, 630A, 21KA, 3 sec motor operated, compact SF6 gas insulated for outdoor application with IP-67 class of protection of tank & IP-54 class for full body, impulse withstand voltage of 75 KV, insulation level of 28 KV (@ power frequency of 1 min), control voltage 24V DC for motor operation, fully rated with earth switch, spring assisted mechanism, Arc proof hinged type cable cover interlocked with Earth Switch, Red/ Green Push button for On/Off Operation, capacitive voltage indication fixed type, suitable rating CTs, Air insulated cable boxes and boots suitable for bottom entry front / side / rear termination of 3 core cable upto 185 sqmm, both side extendable non- draw out type Ring Main Unit having interlocking facility, bus bar should be extensible type and must be accommodate the 02 nos LBS and 03 Nos VCBs with following details:-

(a) Incoming: VCB - 01 No. SF6 Based Vacuum circuit breaker 11kV, 630A, 21kA for 3-sec, 1 Microprocessor base Numerical type self powered relays with O/C and E/F protection – CSDPR relay, 1 Set of 3 Ring Core Protection CTs 2.5VA Class 5P10 - Ratio as per load requirement at site, 1 Cable bushings 400 series bolted 1 Capacitive voltage indication fixed type VPIS 9-15 kV, Air insulated module 11kV, 630A, 21kA for 3-sec, Battery packed Power Pack - 100VA input 230V, AC, output 110V, DC, Manual operating handle & Coupling set complete all as specified and directed. (b) (i) Outgoing :- LBS - 02 Nos. (MRC Transformer & Mandir view Transformer) 630 Amp motorized Load break switch triple pole, single break 3 position as out comer (On, Off and earth having STC capacity 21KA for 3 seconds with copper bus bar and copper earth bar as per latest IEC standards, earth fault indicator complete all as specified and directed.

(b) (ii) Outgoing :- VCB - 02 Nos. (Lake view feeder & 11 JCOs Feeder) SF6 Based Vacuum circuit breaker 11kV, 630A, 21kA for 3-sec, 1 Microprocessor base Numerical type self powered relays with O/C and E/F protection – CSDPR relay, 1 Set of 3 Ring Core Protection CTs 2.5VA Class 5P10 - Ratio as per load requirement at site, 1 Cable bushings 400 series bolted 1 Capacitive voltage indication fixed type VPIS 9-15 kV, Air insulated module 11kV, 630A, 21kA for 3-sec, Battery packed Power Pack - 100VA input 230V, AC, output 110V, DC, Manual operating handle & Coupling set complete all as specified and directed.

Supply, installation, commissioning and testing of 04 Module HT Switchgear having 02 LBS & 02 VCB (Sub station No. 05) 11KV, 630A, 21KA, 3sec motor operated, compact SF6 gas insulated for outdoor application with IP-67 class of protection of tank & IP-54 class for full body, impulse withstand voltage of 75 KV, insulation level of 28 KV (@power frequency of 1 min), control voltage 24V DC for motor operation, fully rated with earth switch, spring assisted mechanism, Arc proof hinged type cable cover interlocked with Earth Switch, Red/Green Push button for On/Off Operation, capacitive voltage indication fixed type, suitable rating CTs, Air insulated cable boxes and boots suitable for bottom entry front / side / rear termination of 3 core cable upto 185 Sqmm, both side extendable non- draw out type Ring Main Unit having interlocking facility, bus bar should be extendable type and must be accommodate the 02 nos LBS and 02 Nos VCBs with following details:-

(a) Incoming : 01 No. VCB - 01 No. SF6 Based Vacuum circuit breaker 11kV, 630A, 21kA for 3-sec, 1 Microprocessor base Numerical type self powered relays with O/C and E/F protection – CSDPR relay, 1 Set of 3 Ring Core Protection CTs 2.5VA Class 5P10 - Ratio as per load requirement at site, 1 Cable bushings 400 series bolted 1 Capacitive voltage indication fixed type VPIS 9-15 kV, Air insulated module 11kV, 630A, 21kA for 3-sec, Battery packed Power Pack - 100VA input 230V, AC, output 110V, DC, Manual operating handle & Coupling set complete all as specified and directed. (b) (i) Outgoing : 2 Nos. LBS (Gurkha Camp & Farm area Transformer) 630 Amp motorized Load break switch triple pole, single break 3 position as out comer (On, Off and earth having STC capacity 21KA for 3 seconds with copper bus bar and copper earth bar as per latest IEC standards, earth fault indicator.

(b) (ii) outgoing: VCB - 01 No. (Chinnabandi Cholai Feeder) SF6 Based Vacuum circuit breaker 11kV, 630A, 21kA for 3-sec, 1 Microprocessor base Numerical type self powered relays with O/C and E/F protection – CSDPR relay, 1 Set of 3 Ring Core Protection CTs 2.5VA Class 5P10 - Ratio as per load requirement at site, 1 Cable bushings 400 series bolted, 1 Capacitive voltage indication fixed type VPIS 9-15 kV, Air insulated module 11kV, 630A, 21kA for 3-sec, Battery packed Power Pack - 100VA input 230V, AC, output 110V, DC, Manual operating handle & Coupling set complete all as specified and directed.

Note for Item No. 1 & 2 : (i) - Units shall be SCADA compatible. (ii) Each cable box will have Capacitive voltage LED indications to indicate cable-live condition inside the cable box. (iii) Necessary interlocking arrangement shall be provided for safety and operations. (iv) One No. Operating Handle for Manual Isolator/Disconnector/Earthing Operation and one no. manometer shall be provided. (v) Above switchgear shall confirm to relevant latest IEC standards. (vi) The RMU & VCBs shall be suitable operations at height up to 2000 meters above sea level and weather condition of Wellington Military station, The Nilgiris, Tamilnadu. (vii) Foundation work for installation of RMU/ HT panel shall be done as per OEM's recommendation and cost of the same shall deemed to be included in unit quoted rate.

Material and labour for cable jointing kit for 11 KV (Earthed) grade cable for out door termination Cold 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

Material and labour for cable jointing kit for 11 KV (Earthed) grade cable for out door straight through Cold 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.

Material and labour for Earthing complete with Galvanised steel earth plate electrode 600 x 600 x 6 mm thick buried directly in ground (in vertical position) earth pit not less than 2.25 mtr below normal ground level with the top edge of the earth plate not less than 1.5 m below ground level and connected to GI earth strip 32 x 6 mm by means of bolts, nuts, check nuts, and washers of galvanized iron including PCC pit & cover with suitable handle, including necessary excavation and earth work in any type of soil, 20 mm dia medium grade galvanized steel tube for watering with one end fixed with suitable funnel and wire mesh, 40mm bore medium grade galvanized steel tubing of length 7.5metre for drawing earth lead GI strip protection & common salt, charcoal in alternate layers etc. complete all as shown in EP No 3 of SSR Part -I and testing on completion including taking out existing one etc complete all as specified and as directed. Note: GI strip beyond 7.50m length shall be measured and paid separately.

Material and labour for 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 32x6mm galvanised iron strip complete all as specified and as directed.

Taking down existing four pole structure, cross arms, channels & MS Nut and Bolts, including opening the HT cable/ ACSR conductor etc complete all as specified and as directed.

Taking down existing two pole structure, cross arms, channels & MS Nut and Bolts, including opening the HT cable/ ACSR conductor etc complete all as specified and as directed.

Taking down existing Insulators of any type, including opening the HT cable/ ACSR conductor etc complete all as specified and as directed.

Taking down Air break switch GOD, including opening the HT cable/ACSR conductor etc complete all as specified and as directed.

Taking down lightening arrester complete all as specified and as directed.

Taking down stay assembly complete all as specified and as directed.

Excavating in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for laying of HT UG cable, pipe, pole, stay, locating fault etc and not exceeding 10sqm on plan and getting out in any type of strata including taking out and removal of old bricks laid over for protection of cable all as specified and as directed.

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

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

Supply and spreading riddled clean dry earth soil sand free from stone and other impurities in trenches for cushioning including levelling and hand punning to under ground cable on top and bottom of cable all as specified and directed. Note: Only punned thickness will be measured and paid.

Supply and lay un-reinforced precast concrete cable cover, class HV, type 1, flat unreinforced of size 300mm x 180mm x 40mm for protection of cable abutting each laid dry flat width equal to the length of cable cover etc complete all as specified and as directed.

Material and labour for Plain Cement Concrete 1:3:6 type C-2, using 40mm graded stone aggregate as in coping of pole, filling in trenches of road cutting and mass concrete including form work and finishing to all exposed surfaces by using extra cement etc complete all as specified and as directed.

Supply and laying in replacement in trenches 100 mm dia GI pipe light grade for cable protection complete with all fittings, fixed to wall or laid in floor / road crossing or on pole all as specified and as directed.

Supply, lay in trenches or fixed to wall / pole or passing through pipes or road crossing, testing and commissioning of HT XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cable (heavy duty) with aluminium conductor, 6.35/11KV (E) grade, suitable for earthed system, with aluminium conductor of size 95 Sqmm 3 core including taking down unserviceable HT cable of any type / size/ description , etc complete all specified and as directed. Note : Excavation & Earth work shall be measured and paid separately.

Supply and replace cable route indicator made out of cast iron 100mm dia duly embossed as HT 11 KV with 32mm x 6 mm MS angle welded and fixed with PCC 1:3:6, type C1 using 20mm graded stone aggregate bed blocks including takingout existing old unserviceable cable route indicator etc complete all as specified and directed

Surface excavation not exceeding 20 cm deep and averaging 30cm deep and getting out in hard/ dense soil complete all as specified and as directed.

Surface excavation not exceeding 30 cm deep and averaging 30cm deep and getting out in any type of soil complete all as specified and as directed.

Material and labour for hardcore of gauge not exceeding 63 mm, deposited, spread and levelled in layers not exceeding 15 cm thick, watered and rammed to a true surface complete all as specified and as directed.

Material and labour for Plain Cement Concrete 1:4:8 type D-2, using 40mm graded stone aggregate as in 100mm thick sub base all as specified and as directed.

Material and labour for Plain Cement Concrete 1:2:4 type B-1, using 20mm graded stone aggregate as in 100mm thick floors/ pavings, finished fair and even surface etc complete all as specified and as directed.

Material and labour for Chequered cement concrete tiles with grey cement and pigments of minimum size 20cm x 20cm x 25mm thick, set jointed and pointed in neat cement slurry in floors over 15 mm thick screed bed in cement mortar 1: 6 all as specified and as directed

Removing excavated material exceeding 250m but not exceeding 500 m and depositing where directed at a level not exceeding 1.5 m above the starting point all as specified and as directed

Excavating in post holes (or similar holes) in hard/ dense soil each not exceeding 0.5 cum, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm watering, and removing surplus soil to a distance not exceeding 50 m and making good surface all as specified and as directed

Material and labour plain cement concrete 1:4:8 type D-2 using 40 mm graded aggregate as in foundation filling and mass concrete all as specified and as directed

Supply and fix mild steel sections of any description conforming to grade E 165 fixed as in posts and struts in fencing, including flat iron fillets for security wire mesh etc with all necessary drilling holes, bolting or riveting etc complete all as specified and as directed

Supply only chain link MS galvanised fencing, including line wires as approved all as specified and as directed

Fixing only chain link fencing including line wires, any mesh, size and type to any type of standard, rails straining bolts etc including provision binding wire complete all as specified and as directed.

Supply and fix MS round bars conforming to Grade E-250 quality A , 10 mm dia cut to length bent to shape required and fixing as directed in fencing complete all as specified and as directed

Supply and fix mild steel screw bolts not exceeding 5cm long of 11 to 15 mm diameter (machine made) with hexagonal or square heads at one screwed the other each screwed end to be fitted with washers and one hexagonal or square nut complete all as specified and as directed

Material and labour for preparation of new or steel surfaces of any description exceeding 10 cm width or girth, not otherwise described any applying two coats of synthetic enamel paint over a coat of red zinc chrome primer all as specified and as directed

Material and labour for preparation of new or steel surfaces of any description not exceeding 10 cm width or girth, not otherwise described any applying two coats of synthetic enamel paint over a coat of red zinc chrome primer all as specified and as directed

Veera Electrical

HUMERS INFRATECH