REPAIR MAINT OF LT PANEL FEEDER PILLAR BOX AND CONNECTED WORKS AT TANDA AREA UNDER GE NORTH AKHNOOR

Amount

Material and labour for Earthing complete with Galvanised iron earth plate electrode 600mm x 600mm x 6mm thick, burried directly and preferably vertically in ground, earth pit not less than 2.25 Mtr deep below ground level with top edge of the plate not less than 1.5 Mtr below ground level connected with galvanised earthing strip of size 32mm x 6mm by means of nuts, bots, check nuts and washers made of galvanised iron or steel earthing lead to be protected by galvanised iron pipe 40mm bore (medium grade) and other end connected to earthing test point or lightening arrestor or main controlling switch as directed including providing funnel with 20mm bore galvanised iron pipe (light grade), wire mesh, charcoal or coke and common salt in alternate layer of 15cm (compacted thickness) all round the earth electrode, concrete earth pit in PCC (1:3:6) type C-1 (with 20mm graded aggregate), 50mm thick precast RCC (1:2:4) cover slab (reinforced with 8mm dia TMT bar @ 15 cm C/C bothways and suitable handle made of 10mm dia) including necessary earth work in excavation, returning filling and removal of surplus earth upto a distance not exceeding 50 Mtr etc all as shown on electrical plate No.3 of MES Schedule Part-I complete including taking down of existing earthing and testing on completion complete all as specified and as directed by the Engineer-in-Charge.

Supply and fixing Cable Route indicator for HT cable with GI plate and GI pipes 50mm dia, 1.2 mtr long light grade showing MES HT cable / HT Joint and voltage including necessary earth work and cement concrete 1:2:4, 20 mm crushed stone aggregate of size 200mm x 200mm x 200mm including taking down old unserviceable cable route indicator complete all as specified and directed.

"Supply , installing, testing of LT indoor type with neoprene rubber gasket and locking arrangement vermin/ dust/ weather proof, self ventilation with wire mesh at suitable interval on both side, totally enclosed bus bar chamber fully comparted type, front openable hinged independent door for each compartment with locking arrangement and common openable hinged door from rear side of suitable size made out of 2 mm thick CRCA sheet duly powder coated paint, 415 volts, TPN, 50 Hz both sides properly welded MS angular supported with chanel frame of size 50mm , at all vertical comers grouted in PCC 1:3:6 type C-1 (using 20mm graded stone aggregate) and connecting the incoming/ out going feeders by providing cable glands and cable lugs complete all as specified and didrected compprising of following accessories. Make of Panel :- ABB/ Schneider/ L&T . Note :- Panel should be TTA in accordance with IEC 61439 . (i) Incoming :ACB 4 Pole, 415 volt EDO of capacity 1000 Amps. (ii) Incoming : Change over 1000A Four Pole. Bus Bars : 1000A TPN + E aluminium busbars suitable for 50 KA for 1 Sec.

Outgoing Feeders. (iii) 3 Nos 630 Amp FP 50KA MCCB with adjustable thermal setting With on/off/trip indicator.and Standard Extended Rotary Handle, Spreaders, Phase Barrier. (iv) 1 No 400 Amp 4P 36KA MCCB adjustable thermal setting with on/off/trip indicator and Standard Extended Rotary Handle, Spreaders, Phase Barrier. (v) 4 No 6-32 Amp DP 10KA MCB. (vi) 4 No 6-32 Amp FP 10KA MCB (vii) 4 No 6-32 Amp TP 10KA MCB (viii) Volt meter 0 to 500 volts digital type with slector switch = 1 No. Ampere meter 0 to 1000 Amp digital type slector - 1 No. (ix) Phase indicator lamp - Set of three. (x) All connections from MCCBs to bus bar & bus bar to MCCB shall be made with suitable size of aluminium strip thimble lugs cost of which included in the quoted rate of item. All accessories pre-wired with copper conductor cable single strand PVC insulated with copper thimbe lugs etc all as specified and directed Above all complete in all respect including installation of panel including supply and installation of frame pedestal 450 mm high above ground level and 450mm grouted in PCC below ground level.

Supply & fixing in replacement including connecting, commissioning and testing of factory Made (automatic and manual operation) power factor improvement panel of suitable size of capacity 200 KVAR including interconnection with LT panel with & incl 2 Run of 185 Sqmm 3.5 Core aluminium electric cable of suitable length as per site requirement for transformer. Indoor type panel factory made, weather proof , dust and vermin proof (IP 55) suitable for 440 V grade 3 phase 50 HZ AC supply floor mounted, fabricated out of 2mm CRCA sheet mounted chanel frame made out of 50 mm, 60 cm long angle iron below frame with front door and Back opening having locking arrangement on both sides prewired with copper conductor PVC insulated flexible wire size not less than 1.5 sq mm/extension strips and connected with suitable size copper thimbles/lugs duly painted with siemens grey epoxy powder coating after suitable chemical treatment,legs duly embedded in ground in PCC 1:2:4 type B-1 [using 20 mm graded crushed stone aggregate] of suitable size including locking arrangement on both sides suitable for mounting, with required sheet metal enclosures, thimbles etc. complete all as specified and directed by Engr-in-Charge and including the following accessories :- [Make of APFC Panel : L&T/Schenider/ABB]. Note :- Panel should be TTA in accordance with IEC 61439 .

Incommer MCCB 400 Amp , Three Pole, Thermal based release with adjustable O/L ,Adj S/C Setting Class II Front Face, 36KA rupturing capacity, Ics=100%Icu, Isolation with Positive Break Indication with Double Break Contacts, Standard Extended Rotary Handle, Spreaders, Phase Barrier. - 1 No Metering Section- Multifunctional meter having voltmeter , current , frequency,with 3x2A SP MCB, 3 x indicators RYB-01 No,CT shorting link/ Netural link. Insulated Busbar of Aluminium of 500A Capacity for 3 phase,, fixed on Insulators, Busbar shall be PVC Sleeved with red / Yellow/ Blue Colour, Busbar Support shall be of SMC/DMC - 1 set.

10 Steps Three Phase Automatic Power Factor controller steps Relay Micro proccessor based for switchting ON and OFF of capacitors to Display of voltage ,current,Active power ,apparent Power display of COS Ø ,THD voltage ,THD current, alarm indication for defective step,low power factor and excess temperature. The relay having volt free c/o contact,automatic detection and uses of optimum capacitor capable of 4 Quadrant operation and any phase offset requirement. Switching programm :LIFO combi Filter ,manual mode built in under and over voltage release with auto reset large voltage input band of 90V to 440 volt ,45 to 65 HZ,current measuring 10MA-5A suitable for CT x/1A and x/5A commissing without additional setting and programming.Three decimal power reading. Phasing out of fault capacitor bank Automatically .Make: L&T/ Schneider

Ventilating fans of required size to dissipate the heat liberated by capacitor unit complete with automatic switching on/off of fans depending upon the temperature of the panel, 230VAC1500rpm, 160cum/h flying leads

"Supply , installing, testing of LT indoor type with neoprene rubber gasket and locking arrangement vermin/ dust/ weather proof, self ventilation with wire mesh at suitable interval on both side, totally enclosed bus bar chamber fully comparted type, front openable hinged independent door for each compartment with locking arrangement and common openable hinged door from rear side of suitable size made out of 2 mm thick CRCA sheet duly powder coated paint, 415 volts, TPN, 50 Hz both sides properly welded MS channel 50mm 4 Nos, at all vertical comers grouted in PCC 1:3:6 type C-1 (using 20mm graded stone aggregate) and connecting the incoming/ outgoing feeders by providing cable glands and cable lugs complete all as specified and directed comprising of following accessories. [Make of APFC Panel : L&T/Schenider/Legrand]. Note :- Panel should be TTA in accordance with IEC 61439 .

MCCB TP NL LT 415 volt 50 Hz, AC 630 Amps 36 KA with adjustable thermal setting with on/off/trip indicator and Standard Extended Rotary Handle, Spreaders, Phase Barrier - 01 No. Make :-L&T/Legrand/Schneider

Soft Starter 250 H.P. contactors, relays, CT/PT, timers, ROM for suitable rating having inbuilt display with ON, OFF , Trip Indicating Light, Push Buttons, Digital MFM with CT, Control Fuse etc fitted in panel board for showing V,I, Hz, Pf complete all as specified and directed- 01 Nos. Make-L&T/Schneider/Legrand

Smart Motor Controller Protection Having Feature as Protection against UV,OV, Phase loss, Phase unbalanced , Phase Asymmetry & Auto Phase Polarity Correction with Time Delay & Having Display of V, I ,Pf, Hz for 400 Amp - 1 No. Make-L&T/Legrand/Schneider

Taking down unserviceable Panel and accessories like burnt MCCB, bus bars and Supply, Installation, commissioning and testing LT panel outdoor cubical floor mounted channel type of size not less than (L=2 m x b=0.4m x h=1.2m) openable to front and back both side side made out of 2 mm thick CRCA sheet duly powder coated complete with bus bar size not less than 40x5mm rating made of Aluminium strip duly drillled holes for connections and mounted on epoxy based post insulators for 3 phase 4 wire 415 volts 50Hz power supply system suitable for and including the following. Make of panel: Legrand, ABB , L&T. Note:- Panel shall be as per IEC -61439 part I & II and TTA approved.

(A) INCOMER (i) MCCB DU 250 Amp 4 Pole 50 Hz 415 V with rupturing capacity 25 KA. -01 Nos as incomer Make L&T Cat part No CM90634OOPO Conforms to IS/IEC 60947-2 & IEC 60947-2 l Adjustable Overload Setting: 0.8 - 1.0 x In

(B) OUTGOING (ii) MCCB DU 200 Amp 4 Pole 50 Hz 415 V with rupturing capacity 25KA. - 02 Nos as outgoing Make L&T Cat part No CM90634OONO Conforms to IS/IEC 60947-2 & IEC 60947-2 l Adjustable Overload Setting: 0.8 - 1.0 x In

(iii) MCCB DU 125 Amp 4 Pole 50 Hz 415 V with rupturing capacity 25 KA.- 02 Nos as outgoing Make L&T Cat part No CM90634OOMO Conforms to IS/IEC 60947-2 & IEC 60947-2 l Adjustable Overload Setting: 0.8 - 1.0 x In

(iv) On load changeover 200 Amp 4 pole Make L&T -01 No (v) Indicator set RYB 01 set of 3 pcs,

All accessories prewired with suitable size copper conductor cable/strip and suitable foundation as per manufactrur's recomendation. Note:-(i) Drawing of the panel will be approved by the Engr-in-Charge (ii) Factory testing will be carried by the manufactrer in the presence of Engr-in-Charge, Any changes in the design will be incorporated.

Dn construction and co