Repair/replacement of LT overhead line with UG cable including all works for HQ 21 Sector Assam Rifles at Agartala.

Amount

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling for passing of cable or fixed to wall by necessary clamps / nuts /bolts etc as requirred including taking down of existin GI tubing complete all as specified as directed.80 mm nominal bore medium Grade.

Supplying, installing,testing & commisiong factory maide LT feeder pillar cubical panel board of suitable size (leg of the feeder pillar not less then 300 mm in length) outer shell made of 3.15 mm thick MS sheet and inner shall made out of 2 mm thick Ms Sheet and MS angle section of size 50 x 50x 6 mm incl canopy type roof 10 cm extended in all side mounted on PCC 1:2:4 B1 platform 60 cm above and 45 cm below ground level ,frame factory fabricated with front and back openable door system and cable alley (each door hinged with body at 3 places and hinges should be welded with body and door) lockable/openable by keys having chromium plated 19 mm dia fancy lock "u "type gaskit shall be used to make the outer shall completely vermin proof suitable for 3 phase 4 wire 415 volt, 50 HZ factory made powder coated with 10 tank process approver from CPRI, factory fabricated having modern fabrication and testing process followed by power coate painting having thickness not less then 50 microns provided with IP-66 and general construction conforming to IS 8623/IEC 61439 and ISO 45001 manufacture certificate and comprising of the following:-

(a) TPN Aluminium busbar 600 Amp insulated with colour coded heat shrinlable sleeves and shall be mounted on suitable size 'F' class insulator.

(b) Incoming MCCB 400 Amps 4 pole breaking capacity 36 KA at 415 volts AC having Adjustable thermal and magneticsetting 01 no make : Indoasian Cat No 830406 or equivalent of L&T/ Schneider/Legarand

(c )Outgoing MCCB 250 Amps 4 pole breaking capacity 25 KA at 415 volts AC having Adjustable thermal and magneticsetting 02 no make : Indoasian Cat No 830272 or equivalent of L&T/ Schneider/Legarand

(d )Outgoing MCCB 100 Amps 4 pole breaking capacity 25 KA at 415 volts AC having Adjustable thermal and magneticsetting 02 no make : Indoasian Cat No 830272 or equivalent of L&T/ Schneider/Legarand

(f) Indicator lamp LED type RYB with holder -01 Set of three

(g)CT Coils of suitable ratio -01 Set

Supplying, installing,testing & commisiong factory maide LT feeder pillar cubical panel board of suitable size not less than (900 x 750 x 300) mm (leg of the feeder pillar not less then 300 mm in length) outer shell made of 3.15 mm thick MS sheet and inner shall made out of 2 mm thick Ms Sheet and MS angle section of size 50 x 50x 6 mm incl canopy type roof 10 cm extended in all side mounted on PCC 1:2:4 B1 platform 60 cm above and 45 cm below ground level ,frame factory fabricated with front and back openable door system and cable alley (each door hinged with body at 3 places and hinges should be welded with body and door) lockable/openable by keys having chromium plated 19 mm dia fancy lock "u "type gaskit shall be used to make the outer shall completely vermin proof suitable for 3 phase 4 wire 415 volt, 50 HZ factory made powder coated with 10 tank process approver from CPRI, factory fabricated having modern fabrication and testing process followed by power coate painting having thickness not less then 50 microns provided with IP-66 and general construction conforming to IS 8623/IEC 61439 and ISO 45001 manufacture certificate and comprising of the following:-

(a) TPN Aluminium busbar 400 Amp insulated with colour coded heat shrinlable sleeves and shall be mounted on suitable size 'F' class insulator.

(b) Incoming MCCB 250 Amps 4 pole breaking capacity 36 KA at 415 volts AC having Adjustable thermal and magneticsetting 01 no make : Indoasian Cat No 830406 or equivalent of L&T/ Schneider/Legarand

(c )Outgoing MCCB 100 Amps 4 pole breaking capacity 25 KA at 415 volts AC having Adjustable thermal and magneticsetting 02 no make : Indoasian Cat No 830272 or equivalent of L&T/ Schneider/Legarand

(d )Outgoing MCCB 63 Amps 4 pole breaking capacity 25 KA at 415 volts AC having Adjustable thermal and magneticsetting 02 no make : Indoasian Cat No 830272 or equivalent of L&T/ Schneider/Legarand

(f) Indicator lamp LED type RYB with holder -01 Set of three

(g) CT Coils of suitable ratio -01 Set

Supply and fixing for feeder pillar box outdoor type CPRI approved double door, vermin and weather proof of over all dimension (0.8 x 0.80 x 0.50 m) made out of 3 mm thick CRCA sheet including canopy type roof 15 cm extended in all side and two part hinged door in fornt side with locking arrangement and gasket arrangement with one nose pad lock of 7 lever and three noskey and back side fixed with nuts and gaskets,including provision of one set of bus bar of 200 and provision of 06 nos hole for incomer and outgoing cable connection ) fixed on porcelain insulatopr and provision of cable gland for cable entry including two coated of powder coated paint complete and installation on PCC foundation grouted by using B1 1:2:4 (20 mm graded aggregate ) complete all as directed including provision of following :-

(a) Incoming/Outgoing MCCB 4 pole (Ics=100%) with thremal magnetic release,adjustable short circuit & adjust overload seeting, Suitable for isolation having breaking capacity 25 KA of rating 100 Amps with suitable size aluminium connection busbers covered with PVC sleeves for incoming & out going side of MCCB's inside the feeder piller box, all as directed as per site.

(b) Outgoing MCCB 4 pole (Ics=100%) with thremal magnetic release,adjustable short circuit & adjust overload seeting, Suitable for isolation having breaking capacity 25 KA of rating 63 Amps 02 Nos & MCCB 4 pole (ICs= 100%)withthremal magnetic release,adjustable short circuit & adjust overload seeting, Suitable for isolation having breaking capacity 25 KA of rating 32 Amps 01 Nos

( c) Aluminium strip should be in RYB-B colour code with heat shrinkable PVC sleeves and hole in busber strip as directed above.

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc as required.Above 95 sq. mm and upto 185 sq. mm.

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc as required.Above 35 sq. mm and upto 95 sq. mm.

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc as required.Above 35 sq. mm and upto 95 sq. mm.

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc as required.Upto 35 sq. mm

Supplying and making straight through joint with cast resin compound including ferrules and other jointing materials for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.3 X 120 sq. mm

Supplying and making straight through joint with heat shrinkable kit including ferrules and other jointing materials for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.3 X 120 sq. mm.

Supply and Fixing Street light Control panel MCB TPN 63 A 01 Contactor TP 65 A. Astronomical timer, Street contron panel with accessories outdoor including connected switchgears ,cable etc and suitable sheet meal enclosure test and commissiong of panel of 25 x 3 mm angular base and vertical frame along with necessary PCC foundation grouted by using B1 1:2:4 (20 mm graded aggregated) locking arrangement. Complete all as specified and directed.

Material and labour for two core (for phase and netutral standred cable 4 Sqmm size,1100 volt grade,PVC insulated unsheathed aluminium cable in PVC conduit by using clamp,nut & bolts from junction box to street light fittings and testing complete all as directed.

Material and install electrical thimble for cable 120 Sqmm.(Alum)

Material and install electrical thimble for cable 95 Sqmm.(Alum)

Material and install electrical thimble for cable 35 Sqmm.(Alum)

Material and install electrical thimble for cable 25 Sqmm.(Alum)

Prabir Kumar Roy

PRANAB SAHA