Supply, Installation, Testing and Commissioning of MV power distribution panels with associated works at Telephone Bhawan, Berhampur. In replacement of the existing life expired panels. 4th call

Amount

TRANSFORMERS MV PANEL

Supply, Installation, Testing and Commissioning of metal clad, floor mounted, free standing, totally enclosed, cubicle type, dust and vermin proof, indoor M.V. distribution panel suitable for 3 Phase , 4 wire , 415V, 50HZ AC supply made out of 2.0mm thick CRCA Sheet for frame work and covers ,rear panels, tops, internal elements, load bearing members , 1.6 mm thick for doors & 3mm thick for gland plate (s) comprising of the following electrical accessories, bus bars, indicators etc. with detachable gland plates at top & bottom for incoming and outgoing cable entries, lifting hooks, ventilation louvers at both sides, bottom base chanel of MS section not less than 100mm x 50mm x 5mm, interconnections with suitable size aluminium strips, powder coated with seven tank process treatment with approved shade & color, sign writing with suitable engraved in white on black nameplates for all switch gears, bus bars, indicators & cable alleys. Panel must have IP 42 protection and having short circuit withstand capacity of 31 MVA for 1 Sec. Providing GI earth studs at both bottom sides of the panel & interconnection with 25mm x 5mm solid copper strip as per the approved drawing and direction of the Engineer in charge conforming to applicable standards etc. complete as required.The general construction of electrical panel shall conform to IS 8623:93. (The panel must be fabricated and assembled by the CPRI approved Panel Manufacturer having CPRI approval in appropriate rating of the Electrical panel). The complete drawing and design of the Panel shall be got approved by the Engineer-in- charge before construction) (Item sl.nos. 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7 and 1.8 are comprises of 1 job)

OUTGOINGS: 4 Pole MCCB with Microprocessor release Conforms to IS/IEC 60947-2, with adjustable overload setting from 0.4 to 1.0 x In, adjustable short-circuit setting from 1.5 to 8 x Ir, inbuilt instantaneous protection, switchable thermal memory, variable trip class, front LED Indication, Ics = 100% Icu, having breaking capacity not less than 50KA (at 415 V AC 50 Hz) with phase separators including silver plated copper Spreader terminals (a set of 8nos per MCCB), extended ROM, 1no. Auxiliary contact -1 C/O + TAC 1 C/O. (i) 800 Amp, Release Range- 320A to 800A : - 2Nos. (Make- L&T-DN4-1250N/Equivalent model of Siemens/Schneider Electric ) . (ii) 400 Amp, Release Range- 160A to 400A : - 2Nos. (Make- L&T-DN3-400N/Equivalent model of Siemens/Schneider Electric ). (iii) 250 Amp, Release Range- 100A to 250A : - 2Nos. (Make- L&T-DN2-250N/ Equivalent model of Siemens/Schneider Electric )

BUS BARS: 4 Strip solid aluminum bus bar of minimum 1250 Amps Capacity having suitable size with extended terminals for connecting the incoming cables with fixing on support insulators, heat shrinkable coloured sleeves & i/c DMC/SMC bus bar cross sections, brass alloy nuts, bolts and washers etc. for withstanding fault level of 31MVA for 1 second complete as reqd. - 01 set.

METERING : LED display Multi-function Meter - 02 nos. of size 96mmX96mm panel mounted type having Input : On site Programmable - Voltage - 100 - 600 VL-L, Current - 1/5A 3Ph 3W/4W Network Accuracy Class : 1 Parameters : VAF + kW + kVAr + kVA + kWh + kVArh + kVAh + PF + PA + MM + NC + THD (aux. supply 65...300V AC/DC) with RS 485 Modbus communication port with 6nos metering class cast resin CT's , inter connections etc. complete as reqd.

INDICATIONS :(i) RYB Phase Indicating LED lamps (22.5mm) - 03sets. (For Incomers & Bus Coupler). (ii) On/Off/Trip indication LED lamp (22.5mm) -11 sets ( For Incomers, Bus Coupler & Outgoings).

CONTROL WIRINGS AND INTERLOCKINGS: Three numbers of ACBs are to be Electrically and mechanically interlocked with the logic that any two ACBs can be switched ON at a time only (i.e- I/C-1 & I/C-2-ON, BC-OFF, I/C-1 & B/C -ON, I/C-2 OFF, I/C-2 & B/C - ON, I/C-1-OFF). The control wiring is to be made with 1.5sqmm PVC insulated copper conductor cable with suitable control fuses. Suitable ratings MCBs for control circuits, Connector blocks with DIN channels and copper conductor single core cable for interconnection between the Shunt/UV release /Aux. contacts/Trip Alarm contact etc. of the ACBs and MCCBs, connector blocks with mounting arrangements etc. complete as required. All the control wires/cables are to be numbered with ferrules etc. as required.

MAIN DISTRIBUTION PANEL (MV Panel)

Supply, installation, testing and commissioning of metal clad, floor mounted, free standing, totally enclosed, cubicle type, dust and vermin proof, indoor M.V. distribution panel suitable for 3 phase, 4-wire, 415V , 50HZ, AC supply made out of 2.0mm thick CRCA Sheet for framework & covers, side and rear panels, tops, internal elements, load bearing members, 1.6mm thick CRCA Sheet for doors & 3mm thick for gland plate (s) comprising of the following electrical accessories, Bus bars, indicators etc. with detachable gland plates at top & bottom for incoming and outgoing cable entries, lifting hooks, ventilation louvers at both sides, bottom base chanel of MS section not less than 100mm x 50mm x 5mm, interconnections with suitable size Copper/Aluminium strip or Insulated copper conductor cable with sockets, powder coated with seven tank process treatment with approved shade & color, sign writing with suitable engraved white on black nameplates for all switch gears, bus bars, indicators & cable alleys. Panel must have IP 42 protection and having short circuit withstand capacity of 31 MVA for 1 Sec. providing GI earth studs at both bottom sides of the panel & interconnection with 25mm x 5mm solid copper flat as per the approved drawing and direction of the Engineer- in- charge conforming to applicable standards etc. complete as required.The general construction of electrical panel shall conform to IS 8623:93. (The panel must be fabricated and assembled by the CPRI approved panel Manufacturer having CPRI approval in appropriate rating of the Electrical panel). The complete drawing and design of the Panel shall be got approved by the Engineer-in- charge before construction) (Item sl.nos. 2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7 and 2.8 are comprises of 1 job)

INCOMERS: 800 Amp, Release Range- 320A to 800A, 4 Pole MCCB with Microprocessor release Conforms to IS/IEC 60947-2, with adjustable overload setting from 0.4 to 1.0 x In (Release Range- 320A to 800A), adjustable short-circuit setting from 1.5 to 8 x Ir, inbuilt instantaneous protection, switchable thermal memory, variable trip class, front LED Indication, Ics = 100% Icu, having breaking capacity not less than 50KA (at 415 V AC 50 Hz) with phase separators including silver plated copper Spreader terminals (a set of 8nos per MCCB), extended ROM, panel door mounted key lock, 1no.Auxiliary contact 1 C/O + TAC 1 C/O, UV release and 1no. Aux. contact-2 C/O. : 4Nos. (2nos for DISCOM power Supply and 2nos for DG set power supply (Make- L&T-DN4-1250N/Equivalent model of Siemens/Schneider Electric ).

BUS COUPLER: 800 Amp, Release Range- 320A to 800A, 4 Pole MCCB with Microprocessor release Conforms to IS/IEC 60947-2, with adjustable overload setting from 0.4 to 1.0 x In (Release Range- 320A to 800A), adjustable short-circuit setting from 1.5 to 8 x Ir, inbuilt instantaneous protection, switchable thermal memory, variable trip class, front LED Indication, Ics = 100% Icu, having breaking capacity not less than 50KA (at 415 V AC 50 Hz) with phase separators including silver plated copper Spreader terminals (a set of 8nos per MCCB), extended ROM, panel door mounted key lock, 1no. Auxiliary 1 C/O + TAC 1 C/O, UV release and 1no. Aux. contact-2 C/O. : 01no. (Make- L&T-DN4-1250N/Equivalent model of Siemens/Schneider Electric ).

OUTGOINGS: 4 Pole MCCB with Thermal and Magnetic Release Conforms to IS/IEC 60947-2, with adjustable overload setting from 0.8 to 1.0 x In, adjustable short-circuit setting from 6.0 to 10 In, Ics = 100% Icu, having breaking capacity not less than 36KA for 250Amps and above rating MCCBs and not less than 25KA for below 250Amps ratings MCCBs (at 415 V AC 50 Hz) with phase separators including silver plated copper Spreader terminals (a set of 8nos per MCCB), extended ROM etc. as required. (i) 400 Amp, Release Range- 320A to 400A : - 2Nos. (Make- L&T-DN3B-400D/ Equivalent model of Siemens/Schneider Electric). (ii) 400 Amp, Release Range- 250A to 320A : - 2Nos. (Make- L&T-DN3B-400D/ Equivalent model of Siemens/Schneider Electric). (iii) 250 Amp, Release Range- 200A to 250A : - 2Nos.(Make- L&T-DN2-250D/ Equivalent model of Siemens/Schneider Electric). (iv) 250 Amp, Release Range- 160A to 200A : - 08Nos. (Make- L&T-DN2-250D/ Equivalent model of Siemens/Schneider Electric). (v) 100 Amp, Release Range- 80A to 100A : - 08Nos. (Make- L&T-DN0-100C/ Equivalent model of Siemens/Schneider Electric).

BUS BARS: 4 Strip solid aluminum bus bar of minimum 1000 Amps Capacity having suitable size with extended terminals for connecting the incoming cables with fixing on support insulators, heat shrinkable coloured sleeves & i/c DMC/SMC bus bar cross sections, brass alloy nuts, bolts and washers etc. for withstanding fault level of 31MVA for 1 second complete as reqd. - 01 set.

INDICATIONS :(i) RYB Phase Indicating LED lamps (22.5mm) - 05sets. (For Incomers & Bus Coupler). (ii) On/Off/Trip indication LED lamp (22.5mm) -05 sets (For Incomers and Bus Coupler).

CONTROL WIRINGS AND INTERLOCKINGS: Five numbers of Incomer MCCBs are to be Electrically and mechanically interlocked with the logic that any two MCCBs can be switched ON at a time only (i.e- (1). DISCOM-1 & BC-ON, DISCOM-2, DG-1, DG-2-OFF (2). DISCOM-2 & BC-ON, DISCOM-1, DG-1, DG-2-OFF (3).DISCOM-1 & DISCOM-2 ON, BC, DG-1, DG-2-OFF (4). DG-1 & BC ON, DISCOM-1, DISCOM-2 & DG-2-OFF (5). DG-2 & BC ON, DISCOM-1, DISCOM-2 & DG-1-OFF (6). DG-1 & DG-2 ON, BC, DISCOM-1, DISCOM-2 OFF. The control wiring is to be made with 1.5sqmm PVC insulated copper conductor cable with suitable control fuses. Suitable ratings MCBs for control circuits, Connector blocks with DIN channels and copper conductor single core cable for interconnection between the Shunt/UV release /Aux. contacts/Trip Alarm contact etc. of the MCCBs, connector blocks with mounting arrangements etc. complete as required. All the control wires/cables are to be numbered with ferrules etc. as required.

POWER PLANT PANEL

Supply, installation, testing and commissioning of metal clad, floor mounted, free standing, totally enclosed,cubicle type, dust and vermin proof indoor M.V. distribution panel suitable for 3 phase, 4-wire, 415V, 50HZ AC supply made out of 2.0mm thick CRCA Sheet for frame work and covers ,rear panels, tops, internal elements, load bearing members , 1.6 mm thick for doors & 3mm thick for gland plate comprising of the following electrical accessories, bus bars, indicators etc. with detachable gland plates at top & bottom for incoming and outgoing cable entries, lifting hooks, ventilation louvers at both sides, bottom base chanel of MS section not less than 100mmx 50mm x 5mm, interconnections with suitable size Copper/Aluminium strip or Insulated copper conductor cable with sockets, powder coated with seven tank process treatment with approved shade & color,, sign writing with suitable engraved white on black nameplates for all switch gears, bus bars, indicators & cable alleys. Panel must have IP 42 protection and having short circuit withstand capacity of 31 MVA for 1 Sec.Providing GI earth studs at both bottom sides of the panel & interconnection with 25mm x 5mm solid copper strip as per the approved drawing and direction of the Engineer -in -charge conforming to applicable standards etc. complete as required.The general construction of electrical panel shall conform to IS 8623:93. (The panel must be fabricated and assembled by the CPRI approved panel Manufacturer having CPRI approval in appropriate rating of the Electrical panel). The complete drawing and design of the Panel shall be got approved by the Engineer-in- charge before construction) (Item sl.nos. 3.1, 3.2, 3.3, 3.4, 3.5, 3.6 & 3.7 are comprise of 1 job)

INCOMERS: 400 Amp (Release Range- 320A to 400A), 4 Pole MCCB with Thermal and Magnetic Release Conforms to IS/IEC 60947-2, with adjustable overload setting from 0.8 to 1.0 x In, adjustable short-circuit setting from 6.0 to 10 In, Ics = 100% Icu, having breaking capacity not less than 36KA (at 415 V AC 50 Hz) with phase separators including silver plated copper Spreader terminals (a set of 8nos per MCCB), extended ROM, UV release, Shunt release, Auxiliary 1 C/O + TAC 1 C/O and panel door mounted key lock etc. as required - 2Nos. (Make- L&T-DN3-400D/ Equivalent model of Siemens/Schneider Electric )

OUTGOINGS: 250 Amp (Release Range- 200A to 250A) 4 Pole MCCB with Thermal and Magnetic Release Conforms to IS/IEC 60947-2, with adjustable overload setting from 0.8 to 1.0 x In, adjustable short-circuit setting from 6.0 to 10 In, Ics = 100% Icu, having breaking capacity not less than 36KA (at 415 V AC 50 Hz) with phase separators including silver plated copper Spreader terminals (a set of 8nos per MCCB), extended ROM and Auxillary Trip cum Alarm Contacts -1 C/O etc. as required : 4Nos. (Make- L&T-DN2-250D/ Equivalent model of Siemens/Schneider Electric )

BUS BARS: 4 Strip solid aluminum bus bar of minimum 600 Amps Capacity having suitable size with extended terminals for connecting the incoming cables with fixing on support insulators, heat shrinkable coloured sleeves & i/c DMC/SMC bus bar cross sections, brass alloy nuts, bolts and washers etc. for withstanding fault level of 31MVA for 1 second complete as reqd. - 01 set.

METERING : LED display Multi-function Meter - 02nos. of size 96mmX96mm panel mounted type having Input : On site Programmable - Voltage - 100 - 600 VL-L, Current - 1/5A 3Ph 3W/4W Network Accuracy Class : 1 Parameters : VAF + kW + kVAr + kVA + kWh + kVArh + kVAh + PF + PA + MM + NC + THD (aux. supply 65...300V AC/DC) with RS485 Modbus communication port with 06nos metering class cast resin CT's , inter connections etc. complete as reqd.

INDICATIONS :(i) RYB Phase Indicating LED lamps (22.5mm) - 01sets (For Bus bar). (ii) On/Off/Trip indication LED lamp (22.5mm) -06 sets ( For Incomers & Outgoings).

CONTROL WIRINGS AND INTERLOCKINGS: Two numbers of Incomer MCCBs are to be Electrically and mechanically interlocked with the logic that any one MCCB can be switched ON at a time only. The control wiring is to be made with 1.5sqmm PVC insulated copper conductor cable with suitable control fuses. Suitable ratings MCBs for control circuits, Connector blocks with DIN channels and copper conductor single core cable for interconnection between the Shunt/UV release /Aux. contacts/Trip Alarm contact etc. of the MCCBs, connector blocks with mounting arrangements etc. complete as required. All the control wires/cables are to be numbered with ferrules etc. as required.

Supply of the following sizes XLPE insulated Aluminium conductor armoured cable 1100 V. grade confirming to IS : 7098 (Part-1) 1988 etc. as required.(Make- Polycab/Havells/Gloster/ Universal)

3½ X 300 sq.mm

3½ X 240 sq.mm

3½ X 185 sq.mm

3½ X 150 sq.mm

3½ X 120 sq.mm

3½ X 95 sq.mm

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing RCC/ HUME/ METAL pipe as required.

Size above 185 Sqmm & upto 400 Sqmm.

Above 95 sq. mm and up to 185 sq. mm

Above 35 sq. mm and up to 95 sq. mm

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing Duct/Air as required.

Size above 185 Sqmm & upto 400 Sqmm.

Above 95 sq. mm and up to 185 sq. mm

Above 35 sq. mm and up to 95 sq. mm

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on wall surface as required.

Size above 185 Sqmm & upto 400 Sqmm. (Clamped with 40x3mm MS flat clamp)

Above 95 sq. mm and up to 185 sq. mm (clamped with 25/40x3mm MS flat clamp)

Above 35 sq. mm and up to 95 sq. mm (clamped with 25x3mm MS flat clamp)

Supply and making MV cable end terminations with brass compression gland and copper / aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE copper/aluminium conductor cable of 1.1 KV grade as required.

3½ X 300 sq. mm (70mm) Aluminium conductor armoured cable

3½ X 240 sq. mm (62mm) Aluminium conductor armoured cable

3½ X 185 sq. mm (57mm) Aluminium conductor armoured cable

3½ X 150 sq. mm (50mm) Aluminium conductor armoured cable

3½ X 120 sq. mm (45mm) Aluminium conductor armoured cable

3½ X 95sq. mm (45mm) Aluminium conductor armoured cable

Supplying and making straight through joint with heat shrinkable kit (Tubular Sleeve version) including all required jointing materials for 3½ X 300 sq. mm (70mm) size PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.

Supplying and making straight through joint with heat shrinkable kit (Tubular Sleeve version) including all required jointing materials for 3½ X 240 sq. mm (62mm) size PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.

Supplying and making straight through joint with heat shrinkable kit (Tubular Sleeve version) including all required jointing materials for 3½ X 150/120 sq. mm (50/45mm) size PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.

Supply and fixing 25 mm x 5 mm G.I. strip on surface or in recess for connections etc. as required.

Supply and laying of 2.0mm thick Rubber mat as per IS 15652:2006 having high electrical insulation resistance, 100% shock proof, fire retardant, moisture proof, washable type suitable for providing at electrical panels etc. as required.

Supply and fixing of Teeth Grip Nylon Self Locking Cable Ties with Marking Tag, White, 4 inch - Strong Heavy Duty Zip Wire Tie Fastener Organizer with Sign Tag (100 mm x 2.5 mm) sutable for marking for diffrenet sizes cable (3½ X 95 sq. mm to 3½ X 300 sq. mm) including identification and marking/numbering the cables at the both ends by a permanent marker pen etc. complete as required.

Shifting of Electrical connections from the existing Emergency panel, industrial panels and change over switches etc. to the new Main MV Distribution panel/ACB panel as per directions and making the new panel ready for providing power supply to the all floor panels/MCBDBs by disconnecting the incoming and outgoing power cables of different sizes and reconnection at new panel if required as per the direction of Engineer- in -Charge without interruption of normal working of the exchange equipment including removing the cables from the existing cable trenches etc. by arranging suitable tools, tackles and man power etc. complete as required.

Shifting of Electrical connections from existing Change over switches and AVR by pass panels etc. to the new ACB panel/main MV distribution panel as per the directions by disconnecting the incoming and outgoing power cables of different sizes and reconnection at as per the direction of Engineer in Charge without interruption of normal working of the exchange equipment including removing the cables from the existing cable trenches etc. by arranging suitable tools, tackles and man power etc. complete as required.

Dismantling of existing old Emergency and Industrial panels, Change over switches etc. and store in a suitable room (at Ground Floor) of the same building as per the direction of Engineer- in- Charge by arranging suitable tools/tackles and man power etc. complete as required.

Dismantling and Removing the surplus cables from the cable trenches after removing the CC slabs/chequred plates etc. and refilling after removal/laying of old/new cables etc. as required.

MEERA ELECTRICALS (BID ID -816809)