REPAIR/MAINT OF LT PANELS, ACBS AND ASSOCIATED WORKS IN TECH AREA AT AF STN GWALIOR

Amount

Dismantling of air circuit breaker of capacity from 630A to 1250 Amps of any pole/make/model from the panel, checking, servicing, cleaning of breaker with CRC-226, removal of old grease and re-greasing with recommended grease, checking the condition of moving and fixed contacts, checking the tripping mechanism, tripping of ACB manually through voltmetric release, adjust freeness of DN and volt metric release trip rod, checking the proper tightening of hardware, checking presence of all circlips, alignment of jaw contact with cradle terminals, checking the condition of ACB wiring, adjusting the gap between hylam sheet and side plate, checking the condition of arc chutes, under voltage relay, shunt release, auxillary contact, checking the release by secondary injection for O/L, S/C, E/F, setting of release as per the load, Checking the healthy ness of the CTs, complete all as specified and directed. Note :- Spares shall be measured and fwd separately under appropriate item in schedule as supply only.

M&L for rewiring of ACB with suitable copper wire as per existing including testing complete all as specified and directed.

Supply only following items suitable for ACB of any make and model of capacity 630 to 1250 Amp complete all as specified and directed.:- (a) Single phase polyester resin cast CTs of capacity 630/0.2A to 1250/2 Amp

(b) Compact UVT Coil upto 630-4000A for ACB of any make

(c) Shunt trip coil of any capacity for ACB of any make

(d) Door interlock for ACB of any make

(e) OCR (Fault) Alarm Switch suitable for ACB of existing make/capacity

(f) Trip indication switch (For manual tripping only)for ACB of any make

(g) 'Spring charged' indication switch for ACB of any make /capacity

(h) Position indicator switch for ACB of existing make/Capacity

(j) Main isolating contacts (Jaw contacts) of ACB draw out type of existing make/Model/capacity

(k) Drawout mould base (Cradle side) for ACB of existing make/capacity

(l) Main fixed contacts (Upper terminals) for ACB of existing make/model/capacity

(m) Lower terminals with fitting plates for ACB of existing make/capacity

(n) Circuit terminals/drawout terminals for ACB of existing make/capacity

(o) Main moving contact assembly for ACB of existing make/capacity

(p) Arc chutes for ACB of existing make/capacity

(q) Single pole unit for drawout type ACB of existing make/capacity

Supply, Installed, Testing and Commissioning CPRI approved cubical type LT Panel floor mounted out door type for 415V, 3 phase 4 wire system 50 Hz AC supply with Copper bus bar duly colour coded, for neutral supported with DMC/SMC insulators colour coded with heat shrinkable sleeve having short circuit current with stand minimum 21 KA for one second complete connection from bus bar to breakers with suitable copper cable , factory made fabricated with CRCA sheet totally enclosed, dust weather and vermin proof for outer shell and 2 mm thick for inner shell having TPN cpper bus bar rating 1.5 times that of controlling MCCB supported on SMC insulator with short circuit withstand capacity 35 MVA for 1 second, bottom base channel MS section not less than 100mm x 50mm x 5 mm thick, entire panel shall have a common copper earth bar of size 25mm x 5mm at the rear with 2 Nos earth stud, solid connection from main bus bar to switchgears with required size of copper wiring with minimum 1.5 Sqmm PVC insulated copper conductor cable , cable alleys, cable gland plates in two half inculding tamper proof digital energy meter to measure volatge current PF, KWH,KVAH,KVAR (Make : secure/L&T/HL/Schneider) and general construction confirming to IS-8623/93 and mounted on suitable PCC foundation for the complete panel base with follwoing detailed specification & control complete with suitable fixing accessories.

OUTER SHELL :- The outer shell shall be made of 3. mm thick CRCA body & MS angle section 50x50x6 mm frame with front & back openable, single door system lockable/ openable by keys from both sides having flush pattern fancy locks with louvers & air vent gasket for natural flow of air. The bottom of the outer shell contains a detachable plate having provision for entry of armoured cable of adequite size of glands. The dimension of the outer shell should be adequite to accomodate inner shell described below figing 50 mm space all around and shall be fabricated in such a way that the comple inner shell alongiwth its control gears and accessories should be taken outside without disturbing outer sheel. The outer shell shall be mounted on a zinc metal coated stand. Provision of threaded earthing studs at bottom and lifting lugs of suitable size at top to lift the feeder pillar box safely shall be made. Computer cut self adhesive vinly danger notice plate having conventional symbol of bone and skull shall be providid. The degree of protection of outer shell shall be IP-54.

INNER SHELL :- Inner shell made of 2.0 mm thick CRCA body compartmentalized for each control gear, front openable single door system lockable/openable by keys from both sides having chromium plated fancy locks (2 Nos in each compartment) having louvers and air vents gasket for natural flow of air "U' type gasket shall be used to make the inner shell completely vermin proof and to accomodate incomer/outgoing MCCB's and TPN copper bus bar and extension links of rating not less than the 1.5 times rated capacity of the respective MCCB's. The TPN bus bar and extension links shall be insulated with colour coaded heat, shrikable sleeve and shall be mmounted on suitable size 'F' class through out the length of the TPN bus bar. Computer cut self adhesive vinyl danger notice plate having conventional symbol of bone and skull shall be providid on bus bar chamber. All control wires shall be with not less than 1.5 Sqmm multistranded copper conductor and shall be properly bunched. tied, ferruled for proper identification and crimped with adequite size of lugs. The cubical shall have a bottom channel of size 75x50mm duly coated with zinc metal coating. A detachable predrilled gland plate of thickness 3.15 mm zinc metal coated should be used at the bottom, indicating lamps LED type, 230 Volt, AC at the incomer of the unit to show three phase availablity at the incomer. An inspection lamp with 11 Watt CFL shall be fitted on top side of inner shell. The degree of protection for inner shell shall be IP-42 and carry the following controls. :-

(A) Incoming :- (a) MCCB 4P,400A, 36 KA -01(Electronic/Microprocesssor type) Make - Legrand. (c) Indicating lamps for three phases - Qty 1 set of 3 Nos (e) Power lamp inside the panel alongwith connection from incoming power supply . (B) Out going :- (a) MCCB 4P,160A, 25KA -02No (Adjustable magnetic type) Make - Legrand. (b) MCCB 4P, 100A, 16KA -02No (Adjustable magnetic type) Make - Legrand. (c) MCCB 4P, 63A, 16KA -01No (Adjustable magnetic type) Make - Legrand. Note :- The rate includes the cost of earth work and PCC for grouting the panel with angle iron of size 50 x 50 x 6 mm, 90 CM below the ground level and 60 CM above the ground level.

Supply, Installed, Testing and Commissioning CPRI approved cubical type LT Panel floor mounted out door type for 415V, 3 phase 4 wire system 50 Hz AC supply with Copper bus bar duly colour coded, for neutral supported with DMC/SMC insulators colour coded with heat shrinkable sleeve having short circuit current with stand minimum 21 KA for one second complete connection from bus bar to breakers with suitable copper cable , factory made fabricated with CRCA sheet totally enclosed, dust weather and vermin proof for outer shell and 2 mm thick for inner shell having TPN cpper bus bar rating 1.5 times that of controlling MCCB supported on SMC insulator with short circuit withstand capacity 35 MVA for 1 second, bottom base channel MS section not less than 100mm x 50mm x 5 mm thick, entire panel shall have a common copper earth bar of size 25mm x 5mm at the rear with 2 Nos earth stud, solid connection from main bus bar to switchgears with required size of copper wiring with minimum 1.5 Sqmm PVC insulated copper conductor cable , cable alleys, cable gland plates in two half inculding tamper proof digital energy meter to measure volatge current PF, KWH,KVAH,KVAR (Make : secure/L&T/HL/Schneider) and general construction confirming to IS-8623/93 and mounted on suitable PCC foundation for the complete panel base with follwoing detailed specification & control complete with suitable fixing accessories.

OUTER SHELL :- The outer shell shall be made of 3. mm thick CRCA body & MS angle section 50x50x6 mm frame with front & back openable, single door system lockable/ openable by keys from both sides having flush pattern fancy locks with louvers & air vent gasket for natural flow of air. The bottom of the outer shell contains a detachable plate having provision for entry of armoured cable of adequite size of glands. The dimension of the outer shell should be adequite to accomodate inner shell described below figing 50 mm space all around and shall be fabricated in such a way that the comple inner shell alongiwth its control gears and accessories should be taken outside without disturbing outer sheel. The outer shell shall be mounted on a zinc metal coated stand. Provision of threaded earthing studs at bottom and lifting lugs of suitable size at top to lift the feeder pillar box safely shall be made. Computer cut self adhesive vinly danger notice plate having conventional symbol of bone and skull shall be providid. The degree of protection of outer shell shall be IP-54.

INNER SHELL :- Inner shell made of 2.0 mm thick CRCA body compartmentalized for each control gear, front openable single door system lockable/openable by keys from both sides having chromium plated fancy locks (2 Nos in each compartment) having louvers and air vents gasket for natural flow of air "U' type gasket shall be used to make the inner shell completely vermin proof and to accomodate incomer/outgoing MCCB's and TPN copper bus bar and extension links of rating not less than the 1.5 times rated capacity of the respective MCCB's. The TPN bus bar and extension links shall be insulated with colour coaded heat, shrikable sleeve and shall be mmounted on suitable size 'F' class through out the length of the TPN bus bar. Computer cut self adhesive vinyl danger notice plate having conventional symbol of bone and skull shall be providid on bus bar chamber. All control wires shall be with not less than 1.5 Sqmm multistranded copper conductor and shall be properly bunched. tied, ferruled for proper identification and crimped with adequite size of lugs. The cubical shall have a bottom channel of size 75x50mm duly coated with zinc metal coating. A detachable predrilled gland plate of thickness 3.15 mm zinc metal coated should be used at the bottom, indicating lamps LED type, 230 Volt, AC at the incomer of the unit to show three phase availablity at the incomer. An inspection lamp with 11 Watt CFL shall be fitted on top side of inner shell. The degree of protection for inner shell shall be IP-42 and carry the following controls :-

(A) Incoming :- (a) MCCB 4P,250A, 36KA -01 No (Adjustable magnetic type) (c) Indicating lamps for three phases - Qty 1 set of 3 Nos (e) Power lamp inside the panel alongwith connection from incoming power supply . (B) Out going :- (a) MCCB 4P, 100A, 16KA -01No (Adjustable magnetic r type) Make - Legrand. (b) MCCB 4P, 63A, 36KA -04 No (Adjustable magnetic type) Make - Legrand. Note :- The rate includes the cost of earth work and PCC for grouting the panel with angle iron of size 50 x 50 x 6 mm, 90 CM below the ground level and 60 CM above the ground level.

Supply, Installed, Testing and Commissioning CPRI approved cubical type LT Panel floor mounted out door type for 415V, 3 phase 4 wire system 50 Hz AC supply with Copper bus bar duly colour coded, for neutral supported with DMC/SMC insulators colour coded with heat shrinkable sleeve having short circuit current with stand minimum 21 KA for one second complete connection from bus bar to breakers with suitable copper cable , factory made fabricated with CRCA sheet totally enclosed, dust weather and vermin proof for outer shell and 2 mm thick for inner shell having TPN cpper bus bar rating 1.5 times that of controlling MCCB supported on SMC insulator with short circuit withstand capacity 35 MVA for 1 second, bottom base channel MS section not less than 100mm x 50mm x 5 mm thick, entire panel shall have a common copper earth bar of size 25mm x 5mm at the rear with 2 Nos earth stud, solid connection from main bus bar to switchgears with required size of copper wiring with minimum 1.5 Sqmm PVC insulated copper conductor cable , cable alleys, cable gland plates in two half inculding tamper proof digital energy meter to measure volatge current PF, KWH,KVAH,KVAR (Make : secure/L&T/HL/Schneider) and general construction confirming to IS-8623/93 and mounted on suitable PCC foundation for the complete panel base with follwoing detailed specification & control complete with suitable fixing accessories.

OUTER SHELL :- The outer shell shall be made of 3. mm thick CRCA body & MS angle section 50x50x6 mm frame with front & back openable, single door system lockable/ openable by keys from both sides having flush pattern fancy locks with louvers & air vent gasket for natural flow of air. The bottom of the outer shell contains a detachable plate having provision for entry of armoured cable of adequite size of glands. The dimension of the outer shell should be adequite to accomodate inner shell described below figing 50 mm space all around and shall be fabricated in such a way that the comple inner shell alongiwth its control gears and accessories should be taken outside without disturbing outer sheel. The outer shell shall be mounted on a zinc metal coated stand. Provision of threaded earthing studs at bottom and lifting lugs of suitable size at top to lift the feeder pillar box safely shall be made. Computer cut self adhesive vinly danger notice plate having conventional symbol of bone and skull shall be providid. The degree of protection of outer shell shall be IP-54.

INNER SHELL :- Inner shell made of 2.0 mm thick CRCA body compartmentalized for each control gear, front openable single door system lockable/openable by keys from both sides having chromium plated fancy locks (2 Nos in each compartment) having louvers and air vents gasket for natural flow of air "U' type gasket shall be used to make the inner shell completely vermin proof and to accomodate incomer/outgoing MCCB's and TPN copper bus bar and extension links of rating not less than the 1.5 times rated capacity of the respective MCCB's. The TPN bus bar and extension links shall be insulated with colour coaded heat, shrikable sleeve and shall be mmounted on suitable size 'F' class through out the length of the TPN bus bar. Computer cut selfadhesive vinyl danger notice plate having conventional symbol of bone and skull shall be providid on bus bar chamber. All control wires shall be with not less than 1.5 Sqmm multistranded copper conductor and shall be properly bunched. tied, ferruled for proper identification and crimped with adequite size of lugs. The cubical shall have a bottom channel of size 75x50mm duly coated with zinc metal coating. A detachable predrilled gland plate of thickness 3.15 mm zinc metal coated should be used at the bottom, indicating lamps LED type, 230 Volt, AC at the incomer of the unit to show three phase availablity at the incomer. An inspection lamp with 11 Watt CFL shall be fitted on top side of inner shell. The degree of protection for inner shell shall be IP-42 and carry the following controls :-

(A) Incoming :- (a) MCCB, 4P,400A, 36KA -01 (Electronic/Microprocesssor type) Make - Legrand. (c) Indicating lamps for three phases - Qty 1 set of 3 Nos (e) Power lamp inside the panel alongwith connection from incoming power supply . (B) Out going :- (a) MCCB 4P, 250A, 36KA -1 No (Adjustable magnetic type) Make - Legrand. (b) MCCB 4P, 125A, 16KA -01 No (Adjustable magnetic type) Make - Legrand. (c) MCCB 4P, 100A, 16KA -02 No (Adjustable magnetic type) Make - Legrand. (d) MCCB 4P, 63A, 16KA -02 No (Adjustable magnetic type) Make - Legrand. Note :- The rate includes the cost of earth work and PCC for grouting the panel with angle iron of size 50 x 50 x 6 mm, 90 CM below the ground level and 60 CM above the ground level.

Supply, Installed, Testing and Commissioning CPRI approved cubical type LT Panel floor mounted out door type for 415V, 3 phase 4 wire system 50 Hz AC supply with Copper bus bar duly colour coded, for neutral supported with DMC/SMC insulators colour coded with heat shrinkable sleeve having short circuit current with stand minimum 21 KA for one second complete connection from bus bar to breakers with suitable copper cable , factory made fabricated with CRCA sheet totally enclosed, dust weather and vermin proof for outer shell and 2 mm thick for inner shell having TPN cpper bus bar rating 1.5 times that of controlling MCCB supported on SMC insulator with short circuit withstand capacity 35 MVA for 1 second, bottom base channel MS section not less than 100mm x 50mm x 5 mm thick, entire panel shall have a common copper earth bar of size 25mm x 5mm at the rear with 2 Nos earth stud, solid connection from main bus bar to switchgears with required size of copper wiring with minimum 1.5 Sqmm PVC insulated copper conductor cable , cable alleys, cable gland plates in two half inculding tamper proof digital energy meter to measure volatge current PF, KWH,KVAH,KVAR (Make : secure/L&T/HL/Schneider) and general construction confirming to IS-8623/93 and mounted on suitable PCC foundation for the complete panel base with follwoing detailed specification & control :- complete with suitable fixing accessories.

OUTER SHELL :- The outer shell shall be made of 3. mm thick CRCA body & MS angle section 50x50x6 mm frame with front & back openable, single door system lockable/ openable by keys from both sides having flush pattern fancy locks with louvers & air vent gasket for natural flow of air. The bottom of the outer shell contains a detachable plate having provision for entry of armoured cable of adequite size of glands. The dimension of the outer shell should be adequite to accomodate inner shell described below figing 50 mm space all around and shall be fabricated in such a way that the comple inner shell alongiwth its control gears and accessories should be taken outside without disturbing outer sheel. The outer shell shall be mounted on a zinc metal coated stand. Provision of threaded earthing studs at bottom and lifting lugs of suitable size at top to lift the feeder pillar box safely shall be made. Computer cut self adhesive vinly danger notice plate having conventional symbol of bone and skull shall be providid. The degree of protection of outer shell shall be IP-54.

INNER SHELL :- Inner shell made of 2.0 mm thick CRCA body compartmentalized for each control gear, front openable single door system lockable/openable by keys from both sides having chromium plated fancy locks (2 Nos in each compartment) having louvers and air vents gasket for natural flow of air "U' type gasket shall be used to make the inner shell completely vermin proof and to accomodate incomer/outgoing MCCB's and TPN copper bus bar and extension links of rating not less than the 1.5 times rated capacity of the respective MCCB's. The TPN bus bar and extension links shall be insulated with colour coaded heat, shrikable sleeve and shall be mmounted on suitable size 'F' class through out the length of the TPN bus bar. Computer cut selfadhesive vinyl danger notice plate having conventional symbol of bone and skull shall be providid on bus bar chamber. All control wires shall be with not less than 1.5 Sqmm multistranded copper conductor and shall be properly bunched. tied, ferruled for proper identification and crimped with adequite size of lugs. The cubical shall have a bottom channel of size 75x50mm duly coated with zinc metal coating. A detachable predrilled gland plate of thickness 3.15 mm zinc metal coated should be used at the bottom, indicating lamps LED type, 230 Volt, AC at the incomer of the unit to show three phase availablity at the incomer. An inspection lamp with 11 Watt CFL shall be fitted on top side of inner shell. The degree of protection for inner shell shall be IP-42 and carry the following control :-

(A) Incoming :- (a) MCCB, 4P,250A, 36KA -01 (Electronic/Microprocesssor type) Make - Legrand. (c) Indicating lamps for three phases - Qty 1 set of 3 Nos (e) Power lamp inside the panel alongwith connection from incoming power supply (B) Out going :- (a) MCCB 4P, 250A, 36KA -1No (Adjustable magnetic type) Make - Legrand. (b) MCCB 4P, 200A, 36KA -01No (Adjustable magnetic type) Make - Legrand. (c) MCCB 4P, 100A, 16KA -02No (Adjustable magnetic type) Make - Legrand. Note :- The rate includes the cost of earth work and PCC for grouting the panel with angle iron of size 50 x 50 x 6 mm, 90 CM below the ground level and 60 CM above the ground level.

Supplying, Laying, jointing and testing XLPE insulated, armoured, heavy duty, aluminum conductor cable 1100 volts grade ,laid in trenches/ducts, floors, fixed to walls etc. complete all as specified and directed for the following sizes :-. (a) 16 Sqmm 4 core

(b) 35 Sqmm, 3.5 Core

(c) 70 Sqmm, 3.5 Core

(d) 120 Sqmm 3.5 Core

Checking, Supplying, fixing, jointing and testing for provision of straight through joints Heat shrinkable type, suitable for XLPE, LT Cable, 1100 Volts grade, for the following sizes of cables all as specified and directed.

(a) 16 Sqmm to 25 Sqmm any core

(b) 35 Sqmm to 50 sqmm 3.5 core

(c) 70 - 95Sqmm 3.5 core

(d) 120 -185 Sqmm 3.5 core

Supplying, laying & jointing GI tubing, 80 mm bore, light grade as in sleeving etc laid in trenches / ducts / horizontal bore hole complete all as specified and directed.

Excavation in trenches n exc 1.5 mtr wide and n exc 1.5 mtr depth for foundation and laying of cable and getting out in any type soil etc complete all as specified and directed.

Returning, filling in, including spreading, levelling watering and well ramming in layers n.exc 25cm in soft/loose soil etc complete as specified and directed

Supply and spreading clean, dry, fine river sand for UG electric cable in two layers (8 cm thick before laying the cable & 15 cm thick after laying cable) total 23 cm thick including gentle punning the sand upto 18 cm (total thickness) and consolidated around cable for protection of under ground cable complete all as specified and directed. (Note :- Only punned thickness shall be measured for payment).

Supply & Laying precast PCC cable concrete cable cover LV low voltage type -I flat ISI marked of size 250 mm x 150 mm x 40 mm complete all as specified and directed by Engr-in-charge. Make :- Mahatab/Ravi/Duracoat

M&L for earthing complete with galvanised steel earth plate electrode 60cm x 60 cm x 6.3 mm thick buried directly in ground (earth pit not less than 2.25m below ground level) with top edge of the plate not less than 1.5m below ground level connected to and including galvanised iron strip 32x6 mm as earthing lead by means of GI bolts nuts check nuts and washers of galvanised iron or steel all as shown in electric plate No 3 SSR Part-I, connected to earthing etc all as specified including testing on completion with all necessary excavation in any kind of strata, earth work, PCC earth Pit in 1:3:6 CI RCC cover, CI funnel, GI watering Pipe 20 mm complete. Note :- (i) The length of the GI strip beyond 7.5m will be measured and paid seperately. (ii) Test result of earthing to be submitted by the contractor for all earthing . (iii) The rate quoted by the contractor shall also be deemed to be including :- (a) Testing submission of earth result as desired. (b) Excavation upto 3 mtrs depth and returning filling in any type of soil

M&L 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 of size 32 x 6mm galvanised iron strip complete all as specified and directed.

M&L for PCC (1:4:8) (using 40mm graded aggregate) type D2 for foundation of poles struts & stay assembly etc all as specified & directed.

M&L for PCC (1:3:6) type C1 in coping of poles etc (using 20mm graded coarse aggregate) including fair finishing the exposed surface even and smooth without using extra cement and necessary form work all as specified and directed.

Supply and fixing of MS Junction boxes (Outdoor type) of size 600mm X 600mm X 700mm depth, fabricated with 3.15mm thick MS sheets duly painted with two coats of synethic enamelled paint over a coat of red oxide primer fixed plinth with nut, bolt, washers including 4 No aluminium bus bar 200Amps on insulators and locking arrangement with steel sliding bolts & air vent gasket for natural flow of air . The bottom of the outer shell contains detachable plate having provision for entry of armoured cable of adequate size of gland complete all as specified and directed. Note :- The rate includes the cost of earth work and PCC for grouting the panel with angle iron of size 50 x 50 x 6 mm, 90 CM below the ground level and 60 CM above the ground level.

M/S KAPIL CONSTRUCTION CO

SWAMI CONSTRUCTION

Kumar Sales Corporation

GUPTA ENGINEERING WORKS

m/s varsha traders