SPECIAL REPAIR / REPLACEMENT OF LT PANEL BOARD AT VARIOUS LOCATION UNDER AGE (I) DHANA AT DHANA MIL STN.

Supply, installation, testing and commissioning of LT Panel Made out of CRCA sheet 3.15mm thick sheet steel ,outdoor type, factory made by CPRI approved manufacturer, totally enclosed, dust and vermin proof (protection Class IP 54), (front opening) with locking arrangement, double door duly compartmentalized with extended canopy at the top, the panel shall duly powder coated with colour shade RAL 7035 siemens grey Pure Polyester adopting 8 tank pretreatment of fabricated job before powder coating, the panel shall consist of the following switchgear:-Incomer-MCCB 4P 400A 35kA-1No,Onload Change over 400A-1No, Out going- MCCB 4P 320A 25kA-2No MCCB 4P 63A 25kA -1No, main aluminum bus bar shall be of 400A TPN ,all inter connections to outgoing feeders shall be made with TPN aluminum bus bar of rating not less than the current carrying capacity of the respective feeder, all bus bars shall be covered with colour coded heat shrinkable sleeve, the complete panel shall be mounted on ISMC of 75x40mm duly painted with black paint. Digital Ammeter (0-400) with ASS-1No,Current transformer of rating 400/5A3No,Digital Voltmeter with VSS(0-500)V-1No,RYB LED set-1, including suitable size of cable lugs and PCC foundation complete all as specified and directed by Engr-in-Charge.

Supply installation testing and commissioning of LT Panel Made out of CRCA sheet 3.15mm thick sheet steel ,outdoor type, factory made by CPRI approved manufacturer, totally enclosed, dust and vermin proof (protection Class IP 54), (front opening) with locking arrangement,double door compartmentalized with extended canopy at the top, the panel shall duly powder coated with colour shade RAL 7035 siemens grey Pure Polyester adopting 8 tank pretreatment of fabricated job before powder coating, the panel shall consist of the following switchgear:-Incomer-MCCB 4P 400A 35kA1No,Out going- MCCB 4P 250A 25kA-3No, MCCB 4P 160A 25kA-2No,MCCB4P 63A 25kA-2No, main aluminum bus bar shall be of 630A TPN ,all interconnections to outgoing feeders shall be made with TPN aluminum bus bar of rating not less than the current carrying capacity of the respective feeder, all bus bars shall be covered with colour coded heat shrinkable sleeve, the complete panel shall be mounted on ISMC of 75x40mm duly painted with black paint. Digital Ammeter(0-400) with ASS-1No,Current transformer of rating 400/5A-3No,Digital Voltmeter with VSS(0-500)V-1No ,RYB LED set-1 No, including suitable size of cable lugs and PCC foundationcomplete all as specified and directed by Engr-in-Charge.

Supply installation testing and commissioning of LT Panel Made out of CRCA sheet3.15mm thick sheet steel ,outdoor type, factory made by CPRI approved manufacturer, totally enclosed, dust and vermin proof (protection Class IP 54), (front opening) with locking arrangement, double door with extended canopy at the top ,the panel shall be duly powder coated with colour shade RAL 7035 siemens grey Pure Polyester adopting 8 tank pretreatment of fabricated job before powder coating, the panel shall consist of the following switchgear:-Incomer-MCCB 4P 400A 35kA-1No,Out going- MCCB 4P 250A 25kA-02No , MCCB 4P 160A 25kA-02 Nos MCCB 4P 100A 25kA-01Nos, main aluminum bus bar shall be of 630A TPN ,all interconnections toutgoing feeders shall be made with TPN aluminum bus bar of rating not less than the current carrying capacity of the respective feeder, all bus bars shall be covered with colour coded heat shrinkable sleeve, the complete panel shall be mounted on ISMC of 75x40mm duly painted with black paint. Digital Ammeter(0200) with ASS-1No,Current transformer of rating 200/5A3No, Digital Voltmeter with VSS(0-500)V-1No,RYB LED set-1No including suitable size of cable lugs and PCC foundation complete all as specified and directed by Engr-in-Charge. Make of MCCB –L&T,Schneider,ABB, Make of metering:- L&T,Elmeasure.Make of Panel:- McLayers,Universal.

Earthing complete with galvanized iron or steel plate electrode 600 mm x 600 mm x 6 mm buried directly in ground vertically in pit of depth not less than 2.25 meter below normal ground level with top edge of the earth plate at a depth not less than 1.5 meter below normal ground level surrounded from all sides with mixture of charcoal and common salt in alternate layers and electrode connected to galvanized iron strip 32x6mm by means of GI bolts, nuts, check nuts and washers, earth strip protected by galvanized steel pipe 15 mm bore dia (light grade) connected to main switch board all as shown in electrical plate No. 3 of SSR-1991 Part I and including necessary excavation and earth work, 20 mm bore light grade GI pipe for watering funnel wire mesh, PCC type C-1 chamber, CI cover and MS frame etc., complete all as specified. Note: The unit rate includes earth strip and protection pipe up to (maximum 7.5 metre from earth plate) earth point/test point.

Taking down old unserviceable LT panel complete with MCCBs and Bus Bar of any type any size complete all as specified and directed.

Supply, laying, jointing, testing and commissioning cross-linked polyethylene (XLPE) insulated cable for working voltages of 1100 V, PVC sheathed, armoured, 3.5 core with nominal cross sectional area of main conductor 240 sqmm, stranded aluminium conductor, ISI marked as per IS 7098(Part-I): 1988 including cable glands, lugs etc. to suit the cable size and to be laid in trenches, fixed along pole, under floors, through GI pipe laid under floors/roads, through concealed GI pipe along wall etc. complete all as specified and as directed.

Excavation in trenches in hard/ dense soil not exceeding 1.5mtr deep and not exceeding 1.5mtr wide for laying of cables, RCC /steel tublar pole/stay and struts etc getting out including trimming sides and forming bottom surface all as specified and directed at site.

Returning, filling in including spreading, levelling, watering and well ramming excavated soil in layer not exceeding 25cm thick each back in trenches after cables have been laid and tested, poles, stays, struts have been errected and tested all as specified and directed at site.

Removal of excavated surplus material to distance not exc. 50meter away in layer not exceeding 25cm from the starting point all as directed by Engr-in-Charge.

Supply and laying Supplying and laying reinforced precast concrete cable cover Class LV, Type I, flat, size 250mm x 150mm x 40mm, laid as cable protection cover incl taking down old unsv bricks complete all as specified and directed.

Material & labour for dry sand cushioning to UG cable with a layer of sand of 8 cm thick before laying of cable and 15 cm thick aftr laying of cable to full width of trenches complete all as spd and directed. Note:- For the purpose of payment only punned thickness will be meassured

NOTE :- SCHEDULE OF CREDIT (Amount shall be deducted offline from the total quoted amount to workout the net contract sum to be considered for acceptance.) [(-) Rs 26750.00 /- ]