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| 1 | Disconnecting existing incoming and outgoing cables/sub main cables from Feeder Pillar after taking proper power shut down and exercising all safety precautions for human safety, reconnecting the all connections to new LT FP / panel complete with its accessories including finding out all its outgoing and making of name plate of its load on MCCB complete all as specified and directed.Note : This Job is done only on Sunday or Holiday or after Office hours with Limited time of BN 01 & 02. Busbar box/Cables for temporary connections shall be provided by contractor at his own costto avoid long time shutdown for fixing of new panels, PCC work, etcand after installation of New panels same will be removed. |
| 2 | Supply and Laying in replacement including testing and commissioning LT UG Power cable, XLPE Insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with multi-stranded aluminium conductor including termination with LT Panel/Feeder Pillar with galvanised or Cadmium plated high tensile nuts, bolts and washers etc including Sheddling /clamping on any type of wall with suitable size of GI Clamps, nuts, bolts & washers etc of size 3.5 Core 185 Sqmm complete all as specified and directed. |
| 3 | Ditto all as per item No 02 above but 3.5 Core 150 Sqmm |
| 4 | Ditto all as per item No. 02 above but 3.5 core 70 Sqmm |
| 5 | Supply & fix in replacement LT feeder pillar panel weather proof outdoor type double door, fabricated out of3.15 mm thick CRCAsheet with epoxy power coating of RAL-7035 ( Siemens Gray) shade with matt finishwith seven tank pre treatment process.The panel shall be fabricated by CPRI approved manufacturere only. The Panel shall be compartmentized design totally enclosed, dust and vermin proof, conforming to degree of protection IP-55, Gaskets between all adjacent units and beneath all covers shall be provided to render the joints dust proof.All doors and covers shall be provided with cylindrical panel locks and shall be fully gasketed with neoprene rubber and shall be lockable.The panel shall be provided with aluminium bus bars, electrolytic grade of adequate rating or as specified below. Incoming and outgoing MCCBs shall be connected with Aluminium busbars.The bus bars and Interconnecting links shall be insulated with heat shrinkable PVC sleeve with RYB & black colour coding.The bus bars shall be supported on unbreakable, non-hygroscopic SMC insulated supports at sufficiently close intervals to prevent busbars sag and shall be housed in a dedicated compartment. The panel shall be prewired with FRLS PVC insulated copper conductor cables of suitable size properly tagged and secured for indicators/ Meters etc. All joints and connection shall be done with galvanised or codmium plated high tensile nuts, bolts and washers.The Panel shall be provided with digital multifunction meter with cast Resign CTs & RYB LED indicating lamps at Incoming .The panel shall be provided with heavy duty ss cable glands of adequate size for incoming and all outgoing cables. The panel shall be provided with Busbar chamber and cable alley of suitable size. The single line circuit diagram showing the arrangements of circuit inside the distribution board shall be provided inside the panel door and covered with transparent laminated plastic sheet.The panel shall be provided with manufacturer\"s name plate, skull & bones danger notice board etc.The panel shall be provided with 04 Nos 50mmx50mmx6mm thick angle iron supports of not less than each .6 mtr height duly painted with anti corrosive black paint and grouted in PCC 1:3:6 at suitable depth as per site requirement.All MCCBs shall be provided with spreader links with phase separators on both sided and suitable for incoming MCCB complete all as specified and as directed.The overall size of the panel shall not be less than 1900mmx400mmx1700mm (except canopy) (LxDxH). The panel shall be provided with and including following accessories :-Note : (a) PCC and Earthwork shall be measured and paid sepeartely(b) Before manufacturing drawing and design of panel including size & length of busbar shall be approved by Engr-in-charge.a) Aluminium bus bars 500 amps, 50KA rating suitable for 3 phase 4 wire systembusbar shall be in two parts in same busbar chamber and connected with HRC fuse link (one for Power Load and Second for Light load ) Qty -2 b) Incoming MCCB 4P 250 amps, 25 KA breaking capacity with adjustable thermal and adjustable magnetic overload protection with Ics =100% of Icu - 02 Nos ( 1 For power and 01 For Light load)c)Outgoing MCCB 4P 200 amps, 25 KA breaking capacity with adjustable thermal and adjustable magnetic overload protection with Ics =100% of Icu - 04 Nos ( 2 For power Load and 2 For Light Load)d)Outgoing MCCB 4P 100 amps, 16 KA breaking capacity with adjustable thermal and adjustable magnetic overload protection with Ics =100% of Icu - 02 Nos ( 2 For Light Load)e)Outgoing MCCB 4P 80 amps, 16 KA breaking capacity with adjustable thermal and adjustable magnetic overload protection with Ics =100% of Icu - 04 Nos (3 For power Load and 1 For Light Load)f) Din type HRC Fuse 250 Amp with HRC Fuse base Porcelain type- 04 Nos.g) Multifunction Meter LED ,Accuracy Class 1, with RS 485 Parameters V,A,F,PF,kW,kVA,kVAR,kWh,kVAh,kVARh,Runhours,On Hours,Phase angle,Interrupts,THD,Events(High-Low), Neutral Current Nos-2 |
| 6 | Supply & fix in replacement LT feeder pillar panel weather proof outdoor type double door, fabricated out of3.15 mm thick CRCAsheet with epoxy power coating of RAL-7035 ( Siemens Gray) shade with matt finishwith seven tank pre treatment process.The panel shall be fabricated by CPRI approved manufacturere only. The Panel shall be compartmentized design totally enclosed, dust and vermin proof, conforming to degree of protection IP-55, Gaskets between all adjacent units and beneath all covers shall be provided to render the joints dust proof.All doors and covers shall be provided with cylindrical panel locks and shall be fully gasketed with neoprene rubber and shall be lockable.The panel shall be provided with aluminium bus bars, electrolytic grade of adequate rating or as specified below. Incoming and outgoing MCCBs shall be connected with Aluminium busbars.The bus bars and Interconnecting links shall be insulated with heat shrinkable PVC sleeve with RYB & black colour coding.The bus bars shall be supported on unbreakable, non-hygroscopic SMC insulated supports at sufficiently close intervals to prevent busbars sag and shall be housed in a dedicated compartment.The panel shall be prewired with FRLS PVC insulated copper conductor cables of suitable size properly tagged and secured for indicators/ Meters etc. All joints and connection shall be done with galvanised or codmium plated high tensile nuts, bolts and washers.The Panel shall be provided with digital multifunction meter with cast Resign CTs & RYB LED indicating lamps at Incoming .The panel shall be provided with heavy duty ss cable glands of adequate size for incoming and all outgoing cables. The panel shall be provided with Busbar chamber and cable alley of suitable size. The single line circuit diagram showing the arrangements of circuit inside the distribution board shall be provided inside the panel door and covered with transparent laminated plastic sheet.The panel shall be provided with manufacturer\"s name plate, skull & bones danger notice board etc.The panel shall be provided with 04 Nos 50mmx50mmx6mm thick angle iron supports of not less than each .6 mtr height duly painted with anti corrosive black paint and grouted in PCC 1:3:6 at suitable depth as per site requirement.All MCCBs shall be provided with spreader links with phase separators on both sided and suitable for incoming MCCB complete all as specified and as directed.The overall size of the panel shall not be less than 1900mmx400mmx1700mm (except canopy) (LxDxH). The panel shall be provided with and including following accessories :-Note : (a) PCC and Earthwork shall be measured and paid sepeartely(b) Before manufacturing drawing and design of panel including size & length of busbar shall be approved by Engr-in-charge.a) Aluminium bus bars 400 amps, 50KA rating suitable for 3 phase 4 wire systembusbar shall be in two parts in same busbar chamber and connected with HRC fuse link (one for Power Load and Second for Light load ) Qty -2 b)Incoming MCCB 4P 200 amps, 25 KA breaking capacity with adjustable thermal and adjustable magnetic overload protection with Ics =100% of Icu - 04 Nos ( 2 For power Load and 2 For Light Load)c)Outgoing MCCB 4P 100 amps, 16 KA breaking capacity with adjustable thermal and adjustable magnetic overload protection with Ics =100% of Icu - 02 Nos ( 2 For Light Load)d)Outgoing MCCB 4P 80 amps, 16 KA breaking capacity with adjustable thermal and adjustable magnetic overload protection with Ics =100% of Icu - 04 Nos (3 For power Load and 1 For Light Load)e) Din type HRC Fuse 250 Amp with HRC Fuse base Porcelain type- 04 Nos.f) Multifunction Meter LED ,Accuracy Class 1, with RS 485 Parameters V,A,F,PF,kW,kVA,kVAR,kWh,kVAh,kVARh,Runhours,On Hours,Phase angle,Interrupts,THD,Events(High-Low), Neutral Current Nos-2 |
| 7 | S & F ofWire mesh Cable Tray Hot Dipped Galvanized size 54 X 300mm, Trays should comply Standard EN ISO 14 61: at least 550 h of SST. The deflection of cable tray must be no more than 1/200th of the distance between two supports and tested in accordance with the standard IEC 61537, Wire cable trays must be designed with an optimum span of 1.5 m, taking into account the maximum carrying capacity authorised by the manufacturer including all standard wall mounting accessories e.g. SS Mounting Bracket, bends, Fastners, kitastar, nut, bolts and washers etc complete all as specified and directed.It shall be manufactured with a longitudinal \"T- welded\" safety edge complete all as specified and as directed. |
| 8 | M&L in replacement of earthing complete with galvanised steel earth plate electrode 60cmx60cm x 6 mm thick buried directly in ground vertically to depth not less than 2.25 mtr below ground level with top edge of earth plate at a depth not less than 1.5 mtr below normal groundlevel connected to and including GI strip of 32x6mm as earth lead up to 7.5 mtr long fixed by means of bolts, nuts, check nuts and washers etc. of galvanised iron or steelincluding provn of HDPE/GI protectionpipe light grade of 32/40mm bore and connected to earth strip earthing test point all as shown in electrical plate No.5 of SSR Part-I 2009 and as specified or indicatedand testing on completion including necessary excavation & earthwork in any type of soil, PCC (1:3:6) type C1 chamber, precast slab 50mm thick in cement concrete (1:2:4)type B1 (reinforced with welded steel wire fabric (XPM) of weight not less than 4kg/sqm) with frame, funnel with watering pipe of 15mm bore , wire mesh and lugs, test point etc. complete all as specified and directed. Note: G I strip exceeding 7.5m long shall be measured & paid seperately. |
| 9 | S&F in replacement ofGI Strip 32 x 6 mm with saddles and fixing screws etc for down conductor above ground including jointing with rivets/ brazing etc complete all as specified and directed |
