REPAIR AND REPLACEMENT OF LT PANELS, SWITCH GEAR, CONTROL CIRCUIT, ASSOCIATED CABLES AND OTHER RELATED WORKS IN THE HQ A and N COMMAND AND CERTAIN OTHER AREA UNDER GE HADDO, PORT BLAIR

Amount

Excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1.5 m in depth, for foundation of poles, stays, struts or for laying cables/pipes etc., not exceeding 10 Sqm on plan and not exceeding 1.5m in depth and getting out in soft/loose soil complete all as specified and as directed. NOTE: 1. If new cable is laid as replacement of old cable in the same trench, all excavation and earth work shall be measured only once. 2. If any pipe is laid in trenches as cable protection, all excavation and earth work shall be measured either for cable or for pipe only and not for both. 3. If cable is laid in tiers and in loops, all excavation and earth work shall be measured accordingly.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm each as in soils complete all as specified and as directed.

Removing excavated material (soils) to a distance not exceeding 50 metres and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and as directed.

M&L for de-carbonising/ cleaning of 35 KVAr APFC panel of 415 Volts, 3 phase bus bar chamber and electrical connections after removing the bus bar from the bus bar chamber, cleaning with CTC and ensure proper de-carbonizing including new bakelite insulators of adaquate size wherever required, re-fixing the same after applying Becktrol (Red) solution to the spout, checking all the connections, tightening back in position using new bolts, nuts, washers and thimbles for incoming and outgoing system complete all as specified and as directed.

M&L for de-carbonising/ cleaning of 100 KVAr APFC panel of 415 Volts, 3 phase bus bar chamber and electrical connections after removing the bus bar from the bus bar chamber, cleaning with CTC and ensure proper de-carbonizing including new bakelite insulators of adaquate size wherever required, re-fixing the same after applying Becktrol (Red) solution to the spout, checking all the connections, tightening back in position using new bolts, nuts, washers and thimbles for incoming and outgoing system complete all as specified and as directed.

Supply & fix in repairs 5 KVAr capacitor bank of box type suitable for APFC panel, Heavy duty gas filled capacitors along with necessary contactors with CTs&PTs, Indication lamps complete with suitable copper cables and CTs along with control wiring including taking down existing unserviceable Capacitor bank complete all as directed. Make : L&T Cat No. LTBCU305B2 or equivalent in Schneider/ ABB/ Legrand

Supply & fix in repairs 7.5 KVAr capacitor bank of box type suitable for APFC panel, Heavy duty gas filled capacitors along with necessary contactors with CTs&PTs, Indication lamps complete with suitable copper cables and CTs along with control wiring including taking down existing unserviceable Capacitor bank complete all as directed. Make : L&T Cat No. LTBCU307B2 or equivalent in Schneider/ ABB/ Legrand

Supply & fix in repairs 10 KVAr capacitor bank of box type suitable for APFC panel, Heavy duty gas filled capacitors along with necessary contactors with CTs&PTs, Indication lamps complete with suitable copper cables and CTs along with control wiring including taking down existing unserviceable Capacitor bank complete all as directed. Make : L&T Cat No. LTBCU310B2 or equivalent in Schneider/ ABB/ Legrand

M&L for preparation of old painted surfaces of LT panels by cleaning/rubbing with coarse cloth/ wire brushes to remove dust deposits, oil, grease, levelling the undulations using oil putty and painting by applying one spray coat of synthetic enamel paint of existing tint without disturbing/ damaging the electrical net work system/ equipment including marking the details such as capacity/ rating/ incoming/ outgoing/ Danger notice board in capital English alphabets with red colour radium sticker of required size complete all as specified and as directed.

M&L for fabrication/repair of LT panel door covers made out mild steel CRCA sheet 3mm thick by bending, folding, jointing etc., to suit with existing panel board indoor/outdoor type including necessary welding, hinges and supports and painting with two coats of synthetic enamel spray paint over a coat of red oxide zinc chrome primer including taking out old unserviceable door covers complete all as specified and as directed. NOTE: Transport charges for electric/gas welding machine from workshop to site and back shall deemed to be included in the rate quoted.

M&L for de-carbonising/ cleaning of entire LT panel boards/ pillar boxes of 415/380/230 Volts, 3 phase bus bar chamber and electrical connections after removing the bus bar from the bus bar chamber, cleaning with CTC and ensure proper de-carbonizing including new bakelite insulators of adaquate size wherever required, re-fixing the same after applying Becktrol (Red) solution to the spout, checking all the connections, tightening back in position using new bolts, nuts, washers and thimbles for incoming and outgoing system complete all as specified and as directed.

S&F in repairs LED indication lamps 22.5mm dia (Set of three R, Y, B), 240 Volts, DC/AC, Neon type including disconnecting & taking down existing unserviceable one complete all as specified and as directed. MAKE: KAYCEE/ TEKNIK/ L&T/ VAISHNOV/ AE/ BINAY

M&L for LT XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor, 1100 volts grade, cross sectional area 4 core, 25 Sqmm laid in trenches/floors/ducts or fixed on poles/walls with suitable clamps/saddles or drawn through pipes etc., including connecting up with suitable size of lugs, glands and jointing material including taking out old unserviceable cable complete all as specified and as directed.

M&L for LT XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor, 1100 volts grade, cross sectional area 3½ core, 35 Sqmm laid in trenches/floors/ducts or fixed on poles/walls with suitable clamps/saddles or drawn through pipes etc., including connecting up with suitable size of lugs, glands and jointing material including taking out old unserviceable cable complete all as specified and as directed.

M&L for LT XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor, 1100 volts grade, cross sectional area 3½ core, 50 Sqmm laid in trenches/floors/ducts or fixed on poles/walls with suitable clamps/saddles or drawn through pipes etc., including connecting up with suitable size of lugs, glands and jointing material including taking out old unserviceable cable complete all as specified and as directed.

M&L for LT XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor, 1100 volts grade, cross sectional area 3½ core, 70 Sqmm laid in trenches/floors/ducts or fixed on poles/walls with suitable clamps/saddles or drawn through pipes etc., including connecting up with suitable size of lugs, glands and jointing material including taking out old unserviceable cable complete all as specified and as directed.

M&L for LT XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor, 1100 volts grade, cross sectional area 3½ core, 95 Sqmm laid in trenches/floors/ducts or fixed on poles/walls with suitable clamps/saddles or drawn through pipes etc., including connecting up with suitable size of lugs, glands and jointing material including taking out old unserviceable cable complete all as specified and as directed.

M&L for LT XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor, 1100 volts grade, cross sectional area 3½ core, 120 Sqmm laid in trenches/floors/ducts or fixed on poles/walls with suitable clamps/saddles or drawn through pipes etc., including connecting up with suitable size of lugs, glands and jointing material including taking out old unserviceable cable complete all as specified and as directed.

M&L for LT XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor, 1100 volts grade, cross sectional area 3½ core, 300 Sqmm laid in trenches/floors/ducts or fixed on poles/walls with suitable clamps/saddles or drawn through pipes etc., including connecting up with suitable size of lugs, glands and jointing material including taking out old unserviceable cable complete all as specified and as directed.

M&L for LT XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor, 1100 volts grade, cross sectional area 3½ core, 400 Sqmm laid in trenches/floors/ducts or fixed on poles/walls with suitable clamps/saddles or drawn through pipes etc., including connecting up with suitable size of lugs, glands and jointing material including taking out old unserviceable cable complete all as specified and as directed. NOTE for Item No. 13 to 20: 1. Cable test results like continuity test, megger test shall be submitted to Engr-in-charge before the cable is laid. 2. Necessary excavation and earth work shall be measured and paid separately under relevant items of this schedule.

S&F Galvanised iron strip 32x6mm buried in ground or fixed to walls/poles with necessary clamps, bolts and nuts including taking down old unserviceable strip complete all as specified and as directed.

Taking down the corroded/detrioted GI pipe from the trench crossings/obstructions for cable protection, supply & lay GI Pipe 100 mm medium grade all as specified & directed Make: Oswal/Jindal/TATA

Taking out old unserviceable volt meter 0 to 500 Volts replacement of the same with new Digital Volt meter of same capacity suitable for existing panel board complete all as directed by Engineer-in-Charge. Make: L&T/Schneider

Taking out old unserviceable ammeter 0 to 2500 Amps from panel board and replacement of the same with new Digital Ammeter of same size and capacity complete all as directed by Engineer-in-Charge. Make: L&T/Schneider

Taking down/removal of old burnt/damaged LT cable end termination after isolating supply to transformer/LT pillar box/LT panel and disconnecting burnt/faulty cable from the bunch of cable gland, M&L for new termination with suitable size of lugs duly crimped for LT, 1100 volts, 3½ core 95 Sqmm to 500 Sqmm, armoured aluminium conductor cables and connecting back with new nuts, bolts and washers of nickel chromium and applying petroleum jelly after end termination, testing and commissioning complete all as specified and as directed.

M&L for HDPE DWC (Double wall corrugated) pipe of size 120mm (Outer diameter) x 103.5mm (Inner diameter) along with connected accessories like couplers, bends, end caps etc., laid in trenches/floors/ducts or fixed on poles/walls for as in protection of LT/ HT cable complete all as specified and as directed. [Make: Rex Poly Extrusion Ltd/ Tirupati Plastomatics Pvt Ltd.]

M&L for HDPE DWC (Double wall corrugated) pipe of size 77mm (Outer diameter) x 63mm (Inner diameter) along with connected accessories like couplers, bends, end caps etc., laid in trenches/floors/ducts or fixed on poles/walls for as in protection of LT/ HT cable complete all as specified and as directed. [Make: Rex Poly Extrusion Ltd/ Tirupati Plastomatics Pvt Ltd.]

M&L for earthing complete with GI earth plate electrode of size 600mmx600mmx6mm thick, 40mm bore buried directly in ground (earth pit not less than 2.25m deep below the normal ground level) with top edge of the earth plate not less than 1.5m below normal ground level connected to 32x6mm GI earth strip as earth lead connected by means of bolts, nuts, washers and check nuts made out of galvanised iron or steel all as shown on electrical plate No. 3 of SSR Part-I connected to common earth dolly including testing on completion including demolition of old unserviceable earth pit and taking out earthing material from pit complete all as specified and directed. NOTES: 1) The unit rate shall also include for earth work in any type of soil, PCC (1:3:6) type C1 chamber, pre-cast RCC (1:2:4) type B-1 using 20mm graded stone aggregate cover 50mm thick reinforced with TMT bars 8mm dia @ 100mm c/c both ways, funnel with watering pipe 20mm dia medium grade, GI protection pipe light grade 40mm dia and wire mesh complete in addition to item No. 1(a) to (e) of preamble (notes) under sub-heading earthing, specified on Sl. Page Nos. 422 & 423 of SSR Part-II. 2) Earthing lead and GI protection pipe beyond 7.5m will be measured and paid separately.

Taking down existing LT panel board and S&F Out door LT panel / LT pillar box of dimensions 1.3m x 1.1m x 0.55m size with following specifications. Fabrication Details : CPRI approved Main frame 3.15mm thick CRCA sheet, partition sheets / covers / doors of 2mm thick CRCA sheet, gland plates 2mm thick MS sheet (undrilled), all over body front and back cover with hinges and aldrops for locking arrangements duly 2mm thick MS sheet for bus bar cover panel partitions and bottom cable entry covers duly painted with one coat of red oxide and two coats of synthetic enamel paint with control wiring to complete LT panel with 2.5 Sqmm FRLS copper cable and 6 A MCB's, meters, breaker control supply and indication lamps, base frame on ICMS channel with provision of incoming and outgoing cable entry at the bottom for outdoor installation, free standing floor mounted with degree of protection IP-65 and locking arrangements including taking down old unserviceable LT panel complete all as specified and as directed.

Bus bar details: Material shall be aluminum bus bar, sleeving heat shrinkable type, with bus bar sizes for phase 40x20mm aluminium flat, neutral 40x10mm aluminium flat and bus bar support of epoxy type. Painting Details : Pillar box shall be powder coated painting over a coat of redoxide primer and marking of details of capacity/ rating/ incoming/ outgoing/ danger notice board in capital English alphabets with red colour radium sticker of required size. Accessories for Pillar Box: (i) 0-500V Digital voltmeter - 01 No (Flush type) (ii) 0-500A Digital Ammeter - 01 No (Flush type) and (iii) Indication Lamps (LED) RYB - Set of 03 Nos. MAKE: L&T / BINAY/ ELMEASURE

(iv) Incomer:- 400A, 4 pole, Change over switch Make:L&T, Cat No. CO44000OOOO -1 No. (v) Outgoing:- (a) 250A, 3 pole, MCCB, 36 kA Make: L&T, Cat No. CM98060OOO -2 Nos. (b) 125A, 3 pole, MCCB, 30kA Make: L&T, Cat No. CM90678OOLO -3 Nos. NOTES: (i) All MCCBs are of adjustable overload 80 to 100% with thermal magnetic release Ics= 100% (ii) The unit rate quoted is deemed to include the cost of MCCBs, Volt meter, Ammeter, Indication lamps, Changeover switch and connected wiring with necessary spreader links, lugs, glands and connecting of cables as per site conditions and complete all as specified and as directed. (iii) The unit rate quoted deemed to include for cost of breaking the existing PCC foundation, if any and making good the disturbed surfaces to match with existing surfaces. (iv) Drawings must be approved by Engineer-in-Charge before fabrication of LT Panel.

Supply and fix new hot dip galvanized iron perforated cable trays with cover of size 250mm wide x 50mm high, made of 2 mm thick GI sheet, vertically/horizontally on walls/ buildings/ floors/ roofs etc., including fixing them with necessary fasteners / nuts and bolts, coupler plates and all connected accessories as per site requirement, replacing and securing the existing cables, earth strips/wires back in position on new cable trays complete all as specified and as directed. MAKE: MANIBHADRA ELECTRICALS PVT. LTD. or equivalent reputed make as approved by the GE.

Supply and fix new hot dip galvanized iron perforated cable trays with cover of size 100mm wide x 50mm high, made of 2 mm thick GI sheet, vertically/horizontally on walls/ buildings/ floors/ roofs etc., including fixing them with necessary fasteners / nuts and bolts, coupler plates and all connected accessories as per site requirement, replacing and securing the existing cables, earth strips/wires back in position on new cable trays complete all as specified and as directed. MAKE: MANIBHADRA ELECTRICALS PVT. LTD. or equivalent reputed make as approved by the GE.

S&F MCCB, 4 Pole, 100-125 Amps, 30kA, 415 Volts, 50 Hz, adjustable over load 80-100%, with thermal magnetic release Ics=100% Icu, connecting up with necessary spreader links including disconnecting & taking down existing unserviceable MCCBs from LT panels / feeder pillar boxes complete all as specified and as directed. MAKE: L&T Cat part No. CM90679OOLO or equivalent in SCHNEIDER/ ABB/ LEGRAND

S&F MCCB, 4 Pole, 250 Amps, 36kA, 415 Volts, 50 Hz, adjustable over load 80-100%, with thermal magnetic release Ics=100% Icu, connecting up with necessary spreader links including disconnecting & taking down existing unserviceable MCCBs from LT panels / feeder pillar boxes complete all as specified and as directed. MAKE: L&T Cat part No. CM98065OOPO or equivalent in SCHNEIDER/ ABB/ LEGRAND

S&F MCCB, 4 Pole, 315/320 Amps, 50kA, 415 Volts, 50 Hz, adjustable over load 80-100%, with thermal magnetic release Ics=100% Icu, connecting up with necessary spreader links including disconnecting & taking down existing unserviceable MCCBs from LT panels / feeder pillar boxes complete all as specified and as directed. MAKE: L&T Cat part No. CM98404OOQO or equivalent in SCHNEIDER/ ABB/ LEGRAND

S&F MCCB, 4 Pole, 400 Amps, 50kA, 415 Volts, 50 Hz, adjustable over load 80-100%, with thermal magnetic release Ics=100% Icu, suitable for induction loads, connecting up with necessary spreader links including disconnecting & taking down existing unserviceable MCCBs from LT panels / feeder pillar boxes complete all as specified and as directed. MAKE: L&T Cat part No. CM98404OORO or equivalent in SCHNEIDER/ ABB/ LEGRAND

S&F MCCB, 3 Pole, 630 Amps, 50kA, 415 Volts, 50 Hz, adjustable over load 80-100%, with thermal magnetic release Ics=100% Icu, suitable for induction loads, connecting up with necessary spreader links including disconnecting & taking down existing unserviceable MCCBs from LT panels / feeder pillar boxes complete all as specified and as directed. MAKE: L&T Cat part No. SB95054OOOO or equivalent in SCHNEIDER/ ABB/ LEGRAND

S&F changeover switch, manual type, 250 Amps, 415 Volts, AC, 23A, 4 Pole, open execution type to be fixed in the existing panel including connecting up with suitable spreader links as required at site including disconnecting & taking down existing unserviceable one complete all as specified and as directed. MAKE: L&T Cat part No. CO32500OOOO or equivalent in SCHNEIDER/ ABB/ LEGRAND

S&F changeover switch, manual type, 400 Amps, 415 Volts, AC, 23A, 4 Pole, open execution type to be fixed in the existing panel including connecting up with suitable spreader links as required at site including disconnecting & taking down existing unserviceable one complete all as specified and as directed. MAKE: L&T Cat part No. CO44000OOOO or equivalent in SCHNEIDER/ ABB/ LEGRAND

S&F automatic transfer controllers suitable for motorised changeover switch 1000-2000 Amps, 415V, 4 Pole of any type fixed in the existing panel including connecting up with suitable control wiring and testing complete all as specified and as directed by Engineer in charge including disconnecting & taking down existing unserviceable switchgear. [Cat No. ATC2000OOOO of make: L&T or equivalent in Schneider/ ABB/ Legrand]

S&F changeover switch, manual type, 100 Amps, 415 Volts, AC, 23A, 4 Pole, in sheet steel enclosure to be fixed in the existing panel including connecting up with suitable spreader links as required at site including disconnecting & taking down existing unserviceable one complete all as specified and as directed. MAKE: L&T Cat part No. CO11000OSOO or equivalent in SCHNEIDER/ ABB/ LEGRAND

S&F changeover switch, manual type, 250 Amps, 415 Volts, AC, 23A, 4 Pole, in sheet steel enclosure to be fixed in the existing panel including connecting up with suitable spreader links as required at site including disconnecting & taking down existing unserviceable one complete all as specified and as directed. MAKE: L&T Cat part No. CO32500OSOO or equivalent in SCHNEIDER/ ABB/ LEGRAND

S&F changeover switch, manual type, 400 Amps, 415 Volts, AC, 23A, 4 Pole, in sheet steel enclosure to be fixed in the existing panel including connecting up with suitable spreader links as required at site including disconnecting & taking down existing unserviceable one complete all as specified and as directed. MAKE: L&T Cat part No. CO44000OSOO or equivalent in SCHNEIDER/ ABB/ LEGRAND

M&L for mild steel framed brackets fabricated made out of angles or tees, web and flanges and in panel doors etc., cut to shape, drilled and countersunk for screw, including bending and welding angles, as necessary, gusset plates, riveting, etc., conforming to Fe-290 Gde E-165 including fabrication, fixing and painting with two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer including dismantling existing old unserviceable brackets and the like complete all as specified and as directed.

Disconnecting and taking out existing old unserviceable copper bus bar of any size or shape and S&F new copper bus bar of existing suitable size and capacity to suit the requirement with proper bakelite highlam sheet, insulators, GI bolts, nuts and washers of required size for mounting including reconnecting the electric cables complete all as specified and as directed.

Disconnecting and taking out existing old unserviceable aluminium bus bar of any size or shape and S&F new aluminium bus bar of existing suitable size and capacity to suit the requirement with proper bakelite highlam sheet, insulators, GI bolts, nuts and washers of required size for mounting including reconnecting the electric cables complete all as specified and as directed.

M&L for coloured sleeves of different colour coding suitable for busbar of any size and type including removing old unserviceable sleeves complete all as specified and as directed.

M&L for control circuit wiring with two runs of 2.5 Sqmm wire upto 6.0 meters length, with colour coding, fixed in LT Panels, DG sets and any type of measuring equipments as per site requirement including removing old unserviceable wiring complete all as specified and as directed.

M&L for Sub main wiring complete with two runs (1P+1N) of 4.0 Sqmm single core, PVC insulated unsheathed, FRLS cable, 1100 volts grade, multistranded copper conductor (with colour coding of Red/Blue/Yellow for phase and Black for neutral) and one run of 4.0 Sqmm single core, PVC insulated unsheathed, FRLS cable, 1100 volts grade, multistranded copper conductor as earth wire green in colour including lugs, drawn through and including 32mm wide rigid non-metallic PVC casing and capping and its accessories (OR) 25mm dia PVC conduit and conduit accessories fixed on surface of wall/ceiling/roof/ floor including special joints like elbow, Tee, junction, bend etc complete all as specified and as directed. NOTE: Two runs of 4.0 Sqm copper conductor, One run of 4.0 Sqmm copper conductor as earth wire and one run of PVC casing and capping / PVC conduit shall be measured as one unit length.

M&L for Sub main wiring complete with four runs of 6.0 Sqmm single core, PVC insulated unsheathed, FRLS cable, 1100 volts grade, multistranded copper conductor (with colour coding of Red/Blue/Yellow for phase and Black for neutral) and 2 run of 4.0 Sqmm single core, PVC insulated unsheathed, FRLS cable, 1100 volts grade, multistranded copper conductor as earth wire green in colour including lugs, drawn through and including 32mm wide rigid non-metallic PVC casing and capping and its accessories (OR) 25mm dia PVC conduit and conduit accessories fixed on surface of wall/ceiling/roof/ floor including special joints like elbow, Tee, junction, bend etc complete all as specified and as directed. NOTE: Four runs of 6.0 Sqm copper conductor, 2 run of 4.0 Sqmm copper conductor as earth wire and one run of PVC casing and capping / PVC conduit shall be measured as one unit length.

M&L for PCC 1:2:4 type B1 (using 20mm graded stone aggregate) as in coping of pole including use & waste of necessary form work including weathering, slightly rounded or chamfered angles and throating, complete all as specified and as as directed by engineer in charge.

Cutting the existing road surface/PCC/ foot path (approx 50cm x 30cm) for laying of HT/LT cables including excavation of trenches, refurming filling, removal of soil in any type of soil, including making good for disturbed surfaces with PCC 1:2:4 type B1 using 20mm graded stone aggregate, use & waste of necessary form work including watering complete al as specified and directed.

S&F in repairs, spreader terminals made up of copper conductor suitable for 100 to 250Amps MCCB including connecting up complete all as specified and as directed by Engineer in charge. Make: L&T/ Schneider/ ABB/ Legrand

S&F in repairs, spreader terminals made up of copper conductor suitable for 315 to 630Amps MCCB including connecting up complete all as specified and as directed by Engineer in charge. Make: L&T/ Schneider/ ABB/ Legrand

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