GE(S)/M-48/2020-21

Amount

Excavating in trenches in any type of soil, n. exc. 1.5 m wide and n. exc. 1.5 m in depth, for foundation, etc. or for shafts, wells, cess pits, manholes, pier holes, etc n. exc. 10 sqm on plan and n.exc 1.5 m in depth and getting out.

All as per item No. 1.00 above but exc. 1.5 m and n. exc. 3 m deep.

Returning, filling in (soil), including spreading, leveling, watering and well ramming in layers not exc. 25 cm.

Removing excavated material (soil) n.exc. 50 m and depositing where directed at a level n. exc. 1.5 m above the starting point.

Supply and lay in trenches/on wall/on pole/in duct /through protection pipe, XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables heavy duty HT cable, 11000 volts grade (earthed) with aluminium conductor cross sectional area 120 Sqmm 3 core size. Note :- Excavation and earth work, sand cushioning, brick cover and protection pipe etc. shall be measured and paid for separately.

M&L for dry clean fine river sand as in sand cushioning to underground cable including punning down of sand layer all as specified and directed. Note :- Punned thickness shall only be measured and paid.

Supplying and laying un-reinforced precast concrete cable cover, classHVP, type 2, flat, size 450x180mm x40 mm

M&L for cable end termination out door, heat shrinkable type suitable for XLPE cable of size 120 Sqmm to 185 sqmm 3 core with working voltage 11000 volts with jointing matrial and accessories including testing etc complete all as spd and directed.

M&L for switch Air break gang operated triple pole mounted on polymer insulators 15 Nos 11 KV 400 Amps DO fuse set with AB switch polymer and steel frame with operating mechanism with 20 mm dia GI pipe (Medium grade) worked from ground level complete all as specified and directed by Engineer-in-Charge.

S&F cable route indicators comprising the followings:- (a) The cable indicator shall be made up of CI round 100 mm dia welded fitted with MS angle Iron 40x40x6 mm, 45 cm long. The angle shall be grouted in PCC block 1:3:6 of size 150x150x150mm. The CI round shall be embossed with the work " MES HT Cables".

Supply, installation, commissioning and testing of totally enclosed outdoor type factory fabricated HT Busbar Panel weldless cubical Kiosk in modular bolted construction type dust and vermin proof equal angle iron mounted type (IP-65 degree of protection) made out of 3 mm thick CRCA sheet. All sheet metal parts separately chemically treated with 7 tank treatment process. The panel having both side opening door with locking arrangement (HT bus bar door lock should be easy openable, Brass knob type with comfirtabley gripped PVC head nut) all doors fixed with steel higes (door should be open from left hand side to right hand side) duly painted with two coats of synthetic enamel paint powder coated, mounted on iron angle frame made out of 50x50x6 mm frame with 4 Nos. of legs size not less than 100 cms (bottom portion of the panel wrt normal ground level) fixed with nut bolts of suitable size, grouted by using foundation 1:2:4 type C1 with 20 mm graded stone aggregates totally tested as per IEC 61439-I, and including the following :-

Busbar Details :- Rated voltage :- 11 KV, 50 Hz. Enclosure Details :- Installation of HT Busbar - Outdoor Type (Angle Iron Legs mounted). HT Busbar Dimention (L x W x H) - 1200 x 900 x 600 mm Busbar Details :- Busbar Material - Copper. Busbar strips arrangemets - Horizontally fixed. Busbar insulation materail - Bare. Busbar position - Edge mounted Bars. Busbar Size :- Busbar Width - 100 mm Busbar Thickness - 10 mm Number of Busbar per Phase - 01 No. Busbar Length per Phase - 500 mm, duly drilled holes for connections and mounted on epoxy resin cast HT support insulators for busbar support.

M&L for galvanised steel tubing, light grade, for protection of cable, laid in trenches/road crossing/floor or fixed to pole/wall with all fittings, of size 150 mm bore.

M&Lfor earthing complete with galvanized steel earth plate electrode 60cmx60cmx6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5m below normal ground level, connected to and including earth lead of galvanized strip 25x4 mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel all as shown in electrical plate No. 3 of SSR Part-I connected to earthing test point all as specified or indicated including testing on completion and excavation and earth work in any type of strata, PCC 1:3:6 type C1 in chamber, precast RCC cover 50mm thick in cement concrete 1:2:4 type B1, reinforced with welded steel wire fabric or XPM (Weight not less than 4 Kg/Sqm) with cast iron frame, funnel with wire mesh, 20mm bore GI pipe medium grade watering pipe, lugs, 40mm bore GI pipe medium grade protection pipe up to 7.5m. NOTE: Item includes the cost of earth lead and GI protection pipe up to 7.5m. GI strip beyond 7.5m shall be measured and paid for separately.

Material and labour for detection of any type of fault in HT overhead line and underground cable of any size and core. (laid in soil at plane area or forest area) with the help of HT Meggar. Seggregation of faulty span by meggering and making span serviceable by repair of cable or replacement of cable. Note :- (a). Detection of one fault in faulty span will be measured as Each Job. (b) Earth work and taking out will be measured and paid seperately . (c) Material for repair and replacement will be measured and paid saperately.

Material and labour for detection of any type of fault in HT underground cable (laid in soil at plane area or forest area) with the help of Cable fault locator machine. Cable fault locator with carring vehicle will be brought by the cable fault detection agencies. Span of faulty cable will be trace out by the agencies by meggering HT cable. Note : (a). Detection of fault in one span of length will be measured as Each Job. (b) Technicians will be employed by the working agencies. (c) Excavation and earth work and taking out shall be measured and paid for separately. (d) Material for repair and replacement shall be measured and paid forsaperately. (e) One job shall be measured if the fault has successfully rectified by the fault locator machine and Technician.

Supply and lay in trenches/on wall/on pole/in duct /through protection pipe, XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables heavy duty HT cable, 11000 volts grade (earthed) with aluminium conductor cross sectional area 185 Sqmm 3 core size including retrieving/taking out/taking down old unserviceable cable from duct/trenches/pipes/pole/wall etc. including brick cover and disconnecting the connections. Note :- Excavation and earth work, sand cushioning, brick cover and protection pipe etc. shall be measured and paid for separately.

Dismantling cross arms of MS channel or angle sections etc. complete and removing from site all as specified and directed.

M&L for mild steel cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat & two coats of aluminium paint.

Material and labour in replacement for cable end termination out door, heat shrinkable type suitable for XLPE cable of size 120 Sqmm to 185 sqmm 3 core with working voltage 11000 volts with jointing matrial and accessories including testing etc complete all as spd and directed.

Material and labour in replacement for cable joining kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with joining material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmm 3 core with working voltage 11000 volts complete all as specified and direced by Engineer-in-Charge.

Restretching aluminium conductor or GI wire on existing over head lines (running on 11 Mtrs pole) without removing including unbinding from insulator and rebinding to insulator using aluninium binding wire, connections of incoming and out going cables, binding with spacers where required, complete all as specified. (Note :- For measurement length of set of 3 conductors including GI wire/Cradle or guarding wire shall be taken as one span).

Dismantling and taking down carefully old ACSR conductor/GI wire of any size from HT overhead line after unbinding from insulator complete and removing from site all as specified and as directed.

M&L for aluminium conductor steel reinforced (ACSR) (Weasel conductor 6x2.59+1x2.59) (Aluminium+steel) of any size, stringing on insulators including 22 gauge aluminium binding wire, line connector and jumper etc. including connections of incoming and outgoing cables. Note:- 3% for sag shall be added.

Dismantling insulators any type, any size and keeping serviceable insulators aside for reuse and removing unserviceable insulators from site all as specified and directed.

S&F disc type insulator, porcelain, vitreous of size 145 mm height 255 mm dia ball and socket type, of approved make, white/brown/green single disc assembly for tension with tension clamps for conductors, working pressure 11000 volts complete all as directed.

Supply and fixing of polymer disc insulator 11 KV with hardware complete all as required at site and directed by Engineer-in-Charge.

S&F pin type, porcelain, vitreous, white, brown or green insulator of approved make including one galvanised MS spindle, two GI washers and GI nut of size 150 mm height and 150 mm dia for 11000 Volt grade complete all as directed

M&L for stay assembly comprising stay 14 mm dia and 40 cm long stay rod 20 mm dia and 1.8 m long threaded ends with nuts, mild steel plate 30 cm X 30 cm X 6 mm thick and two number of thimble etc. complete with accessories as shown in electrical plate No. 1. Note:- Loop type insulator, stay clamps, excavation & earh work and concrete shall be measured and paid separately.

M&L for galvanized steel stay wire size 7/ 4.0 mm for stay of poles.

M&L for loop type insulator vitreous, poecelain, white/brown/green, large size, with overall dimensions 90 x140 mm, clearance of hole 25.5 mm

Supply and erecting in replacement in true vertical position steel tubular swaged poles of 11 metres long, type 410 SP-55 complete with cast iron base plate, goose neck bracket, finial taper plug, bolt, nuts & screws as specified and painting internal surface with anti-corrosive paint and external surface painting up to 1.5 m height from base of poles with two coats of synthetic enamel paint Ist quality green & white colour alternate strip 30 cm wide over a coat of red oxide primer and remaining portion with two coats of aluminum paint over a coat of red oxide primer all as specified & directed by Engineer-in-Charge. Note:-Excavation and earth work and concrete in foundation and pedestal shall be measured and paid for separately.

M&L for painting of PCC pole 11 Mtr height without removing accessories with two coats of alternative green and white strips of 30cm each upto 1.5 Mtr height using synthetic enamell paint . marking the pole number with black synthetic enamel paint over yellow circle of dia 100mm. Painting the steel parts i.e clamps, channels etc by applying two coats of alumn paint all as required at site, complete all as specified and directed by Engineer-in-Charge.

Dismantling air break gang operated switches vertical/horizontal mounted including insulators and operating mechanism complete all as sopecified and directed by Engineer-in-Charge.

M&L for switch Air break gang operated triple pole mounted on polymer insulators 15 Nos 11 KV 400 Amps DO fuse set with AB switch polymer and steel frame with operating mechanism with 20 mm dia GI pipe (Medium grade) worked from ground level complete all as specified and directed by Engineer-in-Charge.

M&L for PCC 1:4:8 type D-2 using 40 mm graded stone aggregate in foundations, filling and mass concrete. Note:- Volume of pole/strut shall be deducted for the purpose of payment.

M&L for PCC 1:3:6 type C1 using 20 mm graded stone aggregate as in pedestal/coping including necessary weathering and form work etc. complete. Note:- Volume of pole/strut shall be deducted for the purpose of payment.

S&F in replacement cable route indicators comprising the followings:- (a) The cable indicator shall be made up of CI round 100 mm dia welded fitted with MS angle Iron 40x40x6 mm, 45 cm long. The angle shall be grouted in PCC block 1:3:6 of size 150x150x150mm. The CI round shall be embossed with the work " MES HT Cables".

M&L in replacement for danger notice plate of 1.6 mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with MS clamps, bolts and nuts of approved size, for HT, 25x20 cm size

M&L in replacement for Anti-climbing device; spikes type fabricated out of M.S. bars (round,square and flat) including nuts, bolts, washers and welding in two halves made to shape to suit the cross section of the pole complete all as specified and directed by Engineer-in-Charge.

M&L in replacement of cradles, hexagonal/ rectangular,fabricated with galvanised steel wire 3.15 or 4 mm dia complete all as specified and directed by Engineer-in-Charge.

S&F in replacement Lightning arresters expulsion type (Set of Three) complete with all fittings, Distribution class, discharge capacity 10 kilo amp complete all as per following specifications :- and directed by Engr-in-Charge. Make- Rashtriya/ Jaipuria/BHEL. Arrester Class & Type - Disatribution Class MMD -12 Single Phase. Applicable Standard - IEC 60099-4-2001. Rated Arrester Voltage - 12 KV Rated Frequency - 50 Hz Max. continuous operating voltage (MCOV) - 10 KV rms. Nominal discharge current with 8/ 20 micro second wave - 10 KA peak. Line discharge class - Distribution class. Mmin. Energy discharge capability - 1 KJ/ KV Max. switching current impulse residual voltage at :- (a) 1000 Amps - NA (b) 250 Amps - 30.90 (c) 125 Amps - 29.60 Maximum residual voltage with one micro second current wave at (i) 10 KA - 41 kv Peak (i) 5 KA - 38 KV peak Max residual voltage with 8/20 (KV peak) micro second wave. (i) 15 KA - NA (ii) 5 KA - 38 KV peak (iii) 10 KA - 41 KV peak (iv) 20 KA - 52 KV peak

Fault current for one sec at arrester location - 40 KA rms Lighting impulse with stand voltage of arrester housing with 1.2/50 micro second wave - 75 KV peak One minute power frequency withstand voltage of arrester housing (dry/wet) (KV rms) - 28 KV rms Partial discharge (pc) at 1.05 times MCOV - Less than 50pc High current short duration impulse with stand level with 4/10 micro second wave - 65 KV peak Pressure relief current (KA rms) - With disconnector Over voltage withstand capability - KV a) 100 seconds - 12.9 KV b) 10 seconds - 12.9 KV c) 1 seconds - 13.5 KV d) 0.1 seconds - 14.1 KV e) Reference voltage - 12 KV rms f) Reference current 1 MA Numbers of unit per phase and rating of each unit - Single (a) Unit rating of non linear resistors - 12 KV rms (b) Numbers of non linear resistors per unit - 3.5 (c) Dimensions of nonlinear resistors disk (height & dia.) - 33 mm x 41 mm Assembling position of the unit (for multiunit arresters) - NA Minimum total creepage distance (mm) - 300 mm Leakage current (mA) - 1 mA Total weight of arrester - 4.2 Kg (apprx) Maximum cantilever strength of arrester (including wind load) - 5 KN Overall height of surge arrester (mm) - 388 mm Type of arrester housing (porcelain) - Hollow porcelain

Supply, installation, commissioning and testing in replacement of totally enclosed outdoor type factory fabricated HT Busbar Panel weldless cubical Kiosk in modular bolted construction type dust and vermin proof equal angle iron mounted type (IP-65 degree of protection) made out of 3 mm thick CRCA sheet. All sheet metal parts separately chemically treated with 7 tank treatment process. The panel having both side opening door with locking arrangement (HT bus bar door lock should be easy openable, Brass knob type with comfirtabley gripped PVC head nut) all doors fixed with steel higes (door should be open from left hand side to right hand side) duly painted with two coats of synthetic enamel paint powder coated, mounted on iron angle frame made out of 50 X 50X 6 mm frame with 4 No's of legs size not less than 100 cms (bottom portion of the panel wrt normal ground level) fixed with nut bolts of suitable size, grouted by using foundation 1:2:4 type C1 with 20 mm graded stone aggregates totally tested as per IEC 61439-I, and including the following :-

Busbar Details:- Rated voltage :- 11 KV, 50 Hz. Enclosure Details :- Installation of HT Busbar - Outdoor Type (Angle Iron Legs mounted). HT Busbar Dimention (L x W x H) - 1200 x 900 x 600mm Busbar Details:- Busbar Material - Copper. Busbar strips arrangemets - Horizontally fixed. Buabar insulation Materail - Bare. Busnbar position - Edge mounted Bars. Busbar Size :- Busbar Width - 100 mm Busbar Thickness - 10 mm Number of Busbar per Phase - 01 Busbar Length per Phase - 500 mm, duly drilled holes for connections and mounted on epoxy resin cast HT support insulators for busbar support.

Dismantling of spares of GOD such as Male, Female, copper belt, belt carrier and back connector plate etc.

Supply and fixing of Male Contact / moving contact blade with arching horn having brass contacts suitable for 11 KV GOD, including galvanised iron bolts, nuts and washers for fixing on post insulator or any other indicated situation all as required at site or directed by Engineer-in-Charge. Make : Jaipuria brothers/Rashtriya/BHEL

Supply and fixing of Female contact spring loaded having brass contacts suitable for 11 KV GOD, including galvanised iron bolts, nuts and washers for fixing on post insulator or any other indicated situation all as required at site or directed by Engineer-in-Charge. Make : Jaipuria brothers/Rashtriya/BHEL

Supply and fixing of tinned Copper braided flexible belt or jumper 200 Amp/400 Amp, suitable for 11 KV GOD, including galvanised iron bolts, nuts and washers for fixing all as required at site or directed by Engineer-in-Charge. Make : Jaipuria brothers/Rashtriya/BHEL

Supply and fixing of MS Jumper Carrier for carrying copper braided belt , suitable for 11 KV GOD, including galvanised iron bolts, nuts and washers for fixing all as required at site or directed by Engineer-in-Charge. Make : Jaipuria brothers/Rashtriya/BHEL

Supply and fixing of Back connector plate, suitable for 11 KV GOD, including galvanised iron bolts, nuts and washers for fixing all as required at site or directed by Engineer-in-Charge. Make : Jaipuria brothers/ Rashtriya/ BHEL.

Trimming up of tree branches upto 5 mtr all around HT overhead lines, removing cut branches from site as directed, Note :- (i) The overhead lines will be kept clear from all trees by trimming of tree branches with 5 mtr all around the line. Necessary permission will be obtained from department by contractor one day prior to trimming in particular area and shut down of that area will be arranged by department. (ii) only effected Span at site shall be measured where tree branches are touching nearly HT/LT lines

M&L in replacement for galvanised steel tubing, light grade, for protection of cable, laid in trenches/road crossing/floor or fixed to pole/wall with all fittings, of size 150 mm bore.

M&L in replacement for galvanised steel tubing, light grade, for protection of cable, laid in trenches/road crossing/floor or fixed to pole/wall with all fittings, of size 100 mm bore.

M&L in replacement for earthing complete with galvanized steel earth plate electrode 60cmx60cmx6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5m below normal ground level, connected to and including earth lead of galvanized strip 25x4 mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel all as shown in electrical plate No. 3 of SSR Part-I connected to earthing test point all as specified or indicated including testing on completion and excavation and earth work in any type of strata, PCC 1:3:6 type C1 in chamber, precast RCC cover 50mm thick in cement concrete 1:2:4 type B1, reinforced with welded steel wire fabric or XPM (Weight not less than 4 Kg/Sqm) with cast iron frame, funnel with wire mesh, 20mm bore GI pipe medium grade watering pipe, lugs, 40mm bore GI pipe medium grade protection pipe up to 7.5m. NOTE: Item includes the cost of earth lead and GI protection pipe up to 7.5m. GI strip beyond 7.5m shall be measured and paid for separately.

Supply, install, testing and commissioning of outdoor type factory assembled diesel driven generating set as per latest CPCB norms and confirming to IS for engine - IS : 10001/10002 and IS : 133454 for Alternator and canopy insulation confirming to UL94-HF1 class with silent (acoustic) enclosure with fully wired alternator AC for ambient conditions at Mamun (at site) for 30 KVA continuous rating at 415 volts adjustable at ± 2.5% AC 3 phase, 0.8 power factor, 4 wire, 50 Hz ± 1 %, 1500 rpm directly coupled with suiitable capacity diesel engine liquid coolent based mounted on common base frame placed on & including PCC platform with floor mounted Fuel Tank of adequate capacity with fuel lines, anti vibration pads, standard control & AMF panels and other accessories etc complete all as specified & directed consisting of following;- (A) Prime Mover (Diesel Engine) : Adequate capacity diesel engine of standard design consisting of direct injection type multi cylinder horizontal, four stroke, suitable for 30 KVA alternator, liquid cooled technology conforming to BSS-649 suitable for prime duty generating set of minimum 40 BHP @ 1500 RPM as per latest ISS/BSS with multi cylinders to drive independently, alternator as per site condition after generating and reducing power consumed by accessories, directly coupled through coupling having overload capacity of 10% for one hour in every 12 Hrs continuous running mounted on base frame with following sailent features and standard accessories for safe handling & operation of engine as under:- (a) The gen set should have capacity to run continously in variable load condition for unlimited hours and should also have a 110% load capacity of 01 hour in every 12 hours of operation. (b) Air System - Inlet & Exhaust comprising (i) Dry-type paper element air Cleaner (ii) Restriction Indicator / Vacuum Indicator (iii) Intake Manifold (iv) Exhaust Manifold (v) Silencer muffler and (vi) Stainless steel Exhaust Flexible coupling

(c) Cooling System comprising (i) Radiator to suit ambient conditions (ii) Cooling system piping (iii) Thermostat (iv) Pressure cap (v) Coolant Inhibitor and (vi) Engine Driven Fan. (d) Fuel System comprising (i) Fuel pump -Low pressure type (ii) Injectors (iii) Cartridge paper filters primary and secondary for Fuel. (e) Governor :-Electronic Governor for A1 governing of engine speed from No load to full load. (f) Lub Oil System :- (i) Plate Type lub oil cooler (ii) filters-lubrication oil (iii) Digital oil pressure gauge. (g) Fuel Tank :- Draw out type integral fuel tank made of MS sheet (duly painted) of capacity min 100 ltrs or as recommended by manufacturer with level indicator in ltrs, provided with drain plug and air vent / breather and inlet and outlet connection and cap of tank be provided for 12 hour runing on full load (h) Electric Starting system comprising (i) Electrical self starter - 12 Volts (ii) Engine driven battery charging alternator (iii) Cut Out and (iv) One No of 12 volts of 120 AH maintenance free battery with suitable connection terminals and leads for proper battery connection. (j) Digital type RPM Meter with hour meter. (k) Digital type coolant Temp gauge. Note:- Any other part or accessories as prescribed by manufacturer for its good functional performance of suitable capacity.

(ix) Safety alarm against high water temperature and low oil pressure. (x) Bypass arrangement with rotary type switch AC-4 pole, 400 Amps rating to isolate AMF panel at the time of low voltage and from maintenance point of view. (xi) Auto change over complete with suitable size power contractor of size power contractor of size up to 400 Amps with tripping relay complete. (xii) Engine starting relay. (xiii) Frequency stabilizer auto mechanism to maintain the supply. (xiv) Battery charger suitable to change the battery of 12v/ 24 Volt DC with buck/ boost system - 01 No Best in class efficiency, Min harmonics interference vacuum pressure epoxy gel coating on the winding with following ;- (xv) Insulation class - "H" (xvi) Alternator efficiency (at 100% Load) 0.8 pf - 87.90 (xvii) Max voltage Dip at full load 0.8 pf Lag - <16% (xviii) Max time to built up rated voltage at rated RPM - <5 Sec provided engine reach the rated speed. Note:- Any other part or accessories as prescribed by manufacturer for its good functional performance of suitable capacity. (f) Mounting Arrangement :- Prime mover and alternator shall be mounted on skid mounting type base frame fabricated from ISMC channel or in sheet metal providing common bed for engine and alternator directly coupled together the base frame has provision for grouting on foundation bolt as well as fixing on vibration mounts provision is made in base frame for tilting arrangement of DG set as recommended by manufacturer. The base frame shall have provision for mounting of acoustic enclosure. The base frame to have provision of lifting hook for convenient lifting of complete set i.e. along conopy engine and alternator. Controller ;- (i) Microprocessor based with graphical LCD display. (ii) Best in class monitoring and diagnostic capabilities. (iii) Comunication configuration enabled.

Supply, installation, commissioning and testing of totally enclosed outdoor type LT Panel weldless cubical Kiosk in modular bolted construction type dust and vermin proof floor mounted type (IP-65 degree of protection ) made out of 3 mm thick CRCA sheet of recommended size.All sheet metal parts separately chemically treated with 7 tank treatment process. The panel having both side opening door with locking arrangement.all doors fixed with aluminium hinges with suitable size nut bolts and shall have flexible fixing of each switchgear and controlgrae compartment with cable alley tray of size not less than 30 cm. duly painted with two coats of synthetic enamel paint powder coated, bus bar 1000 amps rating made of aluminium strip duly drilled holes for connections and mounted on epoxy based post insulators for 3 phase 4 wire 415 volts 50 HZ AC supply ,hibling , cable entry boxes , cable gland and LT panel shall be mounted on iron angle frame made out of 50 X 50X 6 mm frame with 4 no. legs size nit less than 45 cms fixed with nut bolts of suitable size (bottom portion of the panel) , grouted by using foundation 1:2:4 type C1 with 20 mm graded stone aggregates totally tested as per IEC 61439-I , suitable for and including the following .Make of panel Power system and Control /milestone/DVEPL. location New map basntra line.

(i) MCCB 4 pole 415 volts 100 amp rating microprecesser based . Thermal marnetic release with rupturing capacity 50 KA - 01 No as incomer , Make-Legrand ,Siemens 3VL/Schneider NSX (ii) MCCB 4 pole 415 volts with thermal based release rupturing cap 36 KA, 63 amps - 02 Nos for outgoing , Make-Legrand ,or equivalent make- Siemens 3VL/Schneider NSX (iii) MCCB 4 pole 415 volts withmicroprocesser release rupturing cap 36 KA, 40 amps - 01 Nos for outgoing , Make-Legrand , equivalent make- Siemens 3VL/Schneider NSX (v) Indicator set RYB -01 Set of 3 pcs only Make- L & T (vi) Multifunction digital panel meter suitable to display amps, volts, frequency etc - 01 No including CTs of appropriate ratio Make- Schneider cat no. 30002567 or equilent/ L & T / Legrand (V) Onload changeover switch in sheet enclosure of Cap 100 Amps, 4 pole. Make- C&S. (vi) All accessories prewired with suitable size copper conductor cable or strip including foundation as per manufacturer instruction all as required and directed.

Supply and lay in trenches/on wall/on pole/in duct /through protection pipe, XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables heavy duty LT cable, 1100 volts grade with aluminium conductor cross sectional area 25 Sqmm 4 core size. Note:- Excavation and earth work, sand cushioning, brick cover and protection pipe etc. shall be measured and paid for separately.

M&L for brick protection with sub class 'B' old size brick well burnt laid flat for cable protection abutting each other laid dry with width equal to length of brick complete all as specified and directed.

M&L for galvanised steel tubing, light grade, for protection of cable, laid in trenches/road crossing/floor or fixed to pole/wall with all fittings, of size 50 mm bore.

M&L for cable end termination kit out door, heat shrinkable type suitable for XLPE/ PVC cables of upto and incl size 25 Sqmm to 50 sqmm 3½ core core with working voltage 1100 volts incl necessary excavation returning filling & removal complete all as specified & directed by Engineer-in-Charge.

M&L for earthing complete with galvanized steel earth plate electrode 60cmx60cmx6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5m below normal ground level, connected to and including earth lead of galvanized strip 32x6 mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel all as shown in electrical plate No. 3 of SSR Part-I connected to earthing test point all as specified or indicated including testing on completion and excavation and earth work in any type of strata, PCC 1:3:6 type C1 in chamber, precast RCC cover 50mm thick in cement concrete 1:2:4 type B1, reinforced with welded steel wire fabric or XPM (Weight not less than 4 Kg/Sqm) with cast iron frame, funnel with wire mesh, 20mm bore GI pipe medium grade watering pipe, lugs, 40mm bore GI pipe medium grade protection pipe up to 7.5m. NOTE: Item includes the cost of earth lead and GI protection pipe up to 7.5m. GI strip beyond 7.5m shall be measured and paid for separately.

dinesh enterprises

Power Electronic Engineers

KULBHUSHAN AGGARWAL

Vijay Kumar Contractor and Engineers

RD Engineers

commercial traders