SPECIAL REPAIR FOR REPLACEMENT OF VARIOUS DG SETS AGAINST BER AND CONVERSION OF HPSV / MH LIGHTS INTO LED STREET LIGHTS AT VARIOUS UNIT LOCATIONS UNDER GE JHANSI

Amount

Supply, install, test and commissioning of silent type Diesel engine driven Generating set with Diesel Engine, Alternator and Control Panel all mounted in acoustic enclosure complete with of following capacities:-

62.5 KVA / 50 KW, 3 phase, 4 wire, 415 Volts, 50 Hz, at 0.8 pf(lag) along with Diesel Engine of capacity not less than 59KW at 1500 RPM, 3 or 4 cylinders in-line, 4 stroke, radiator cooled, continuous duty with 10% overload capacity for any one hour in 12 hours of continuous running and the Alternator shall be brushless type, screen protected, revolving field, self excited, self regulated through an AVR, copper wound, Class 'H' insulation, having ±1.0% voltage regulation (max) in static conditions and continuous duty operation.

30 KVA / 24 KW, 3 phase, 4 wire, 415 Volts, 50 Hz, at 0.8 pf(lag) along with Diesel Engine of capacity not less than 28.4 KW at 1500 RPM, 2 or 3 cylinders in-line, 4 stroke, radiator cooled, continuous duty with 10% overload capacity for any one hour in 12 hours of continuous running and the Alternator shall be brushless type, screen protected, revolving field, self excited, self regulated through an AVR, copper wound, Class 'H' insulation, having ±1.0% voltage regulation (max) in static conditions and continuous duty operation.

25 KVA / 20 KW, 3 phase, 4 wire, 415 Volts, 50 Hz, at 0.8 pf(lag) along with Diesel Engine of capacity not less than 24 KW at 1500 RPM, 2 or 3 cylinders in-line, 4 stroke, radiator cooled, continuous duty with 10% overload capacity for any one hour in 12 hours of continuous running and the Alternator shall be brushless type, screen protected, revolving field, self excited, self regulated through an AVR, copper wound, Class 'H' insulation, having ±1.0% voltage regulation (max) in static conditions and continuous duty operation.

20 KVA / 16 KW, 3 phase, 4 wire, 415 Volts, 50 Hz, at 0.8 pf(lag) along with Diesel Engine of capacity not less than 18.5 KW at 1500 RPM, 2 or 3 cylinders in-line, 4 stroke, radiator cooled, continuous duty with 10% overload capacity for any one hour in 12 hours of continuous running and the Alternator shall be brushless type, screen protected, revolving field, self excited, self regulated through an AVR, copper wound, Class 'H' insulation, having ±1.0% voltage regulation (max) in static conditions and continuous duty operation.

Notes for item No. 1.00 to 1.04: The DG sets under Item No. 1.00 to 1.04 should fulfill and be provided and included with the following:- (a) Diesel Engine : i) Electrical Starter Motor 12V DC. ii) 1No X 12 V battery, 88 / 90 AH rating with connecting leads and terminals iii) Battery Charging Alternator iv) Fuel System with mechanical governor v) Full flow Spin-on lube oil filter vi) Duel fuel filter with water separator vii) Residential type silencer viii) Dry type air cleaner ix) Fly wheel and fly wheel housing x) First fill of lube oil & Coolant (b) Mounting Arrangement: Engine and Alternator shall be mounted on a common MS fabricated base frame with Anti Vibration Mounting Pads (c) Fuel Tank: Integral fuel tank shall be of capacity suitable for 12 hours running and provided with drain plug, air vent, inlet and outlet connection, level indicator and provision for cleaning. (d) Acoustic Enclosure: The entire generator, prime mover, fuel tank and DG set control panel should be housed in a sound proof acoustic enclosure made of CRCA sheets with UV resistant powder coated and a structural/sheet metal base frame. The walls of the enclosure should be insulated with high quality noise absorbent and fire-retardant grade acoustic insulation material complying to IS 8183 for better sound attenuation so as to comply with the 75 dBA at 1 meter sound levels at 75% load under free field conditions as specified by MOEF/CPCB. The enclosure should be provided with the following:-

(i) Suitable doors on all sides to enter in to the container for easy maintenance. All doors shall be provided with locks and handles for opening/ closing of doors. (ii) Suitable internal lighting to carry out easy inspection and maintenance. (iii) Air Inlet louvers designed to operate at rated load. (iv) Fluid drains for lube oil and fuel. (v) Fuel filling point with locking arrangement. (vi) Push button for emergency stop (e) PCC Foundation for DG Set: (i) PCC foundation for DG set as per manufacturer's recommendations shall be measured and paid separately under relevant items of Schedule 'A'. (f) PCC Foundation for DG Set: (i) On successful installation, the DG set shall be subjected to load test as specified below :- Phase-I : No-load test for 01 hour in the presence of Engineer-in-Charge. Phase-II : Load test for 12 hours continuously (at 25% of full load for fist one hour, 50% of full load for second one hour, 75% of full load for third one hour, 100% load for next 08 hours and 110% of full load for last one hour). Resistive type load bank or Water Load, Fuel and testing instruments as required for load testing shall be arranged by the contractor and cost of the same shall deemed to be included in the quoted rate. (ii) Phase-II load test shall be carried out in the presence of testing officer nominated by accepting officer or IEM.

Surface excavation n.exc (not exceeding) 30 cm deep and averaging 15cm deep and getting out in hard / dense soil all as specified and directed.

Material and labour for PCC 1:4:8 Type D2 (40mm graded stone aggregate) as in base concrete for DG set foundation complete all as specified and directed.

Material and labour for PCC 1:2:4 Type B1 (20mm graded stone aggregate) including necessary form work for DG set foundation complete all as specified and directed.

Material and labour for earthing complete with galvanized iron earth plate electrode 600mm x 600 mm x 6 mm thick buried directly in ground (earth pit not less than 2.25 meters deep below ground level) with top edge of the plate not less than 1.5 meters below normal ground level connecting to GI strip of size 32 x 6mm as earthing lead by means of bolts, nuts, check nuts and washers of galvanized iron or steel and earth strip protected by 50mm dia GI pipe medium grade and connected to DG Set / Panel Board all as shown in electrical plate No. 3 of SSR Part-I(2009) and testing on completion complete all as specified and directed. Note :- The unit rate quoted shall also include for excavation, earth work in any type of soil, plain cement concrete 1:3:6 mix, Type C1 pit, 40mm thick RCC 1:2:4 mix type B1 cover reinforced with 8mm dia TMT bras @ 150mm C/C both ways, GI funnel with watering pipe, wire mesh, earth lead & protection pipe up to 7.50m long complete in addition to item No. 1(a) to (e) of preamble (Notes) under sub heading earthing, specified in SSR Part II.

Material & Labour for Power Cables, Aluminum Stranded Conductor 95 sqmm, 3.5 core, XLPE Insulated, Cores laid up, PVC Inner sheathed, Armoured with galvanized wire or galvanized steel strip, overall PVC Sheathed, 1100V Grade as per IS 7098(Part 1) 1988 complete laid in trenches / floors / fixed to poles / walls / drawn through pipes etc including provn of lugs, glands, nuts, bolts & washers etc for connecting in LT feeder pillar box / transformer bushings and testing on completion all as specified and directed. Note: Excavation, earth work and provn of cable covers / protection pipe etc shall be measured and paid separately under relevant items of BOQ.

All as per item No. 7 here-in-before but of size 50 sqmm, 3.5 core

All as per item No. 7 here-in-before but of size 25 sqmm, 4 core

All as per item No. 7 here-in-before but of size 16 sqmm, 4 core

All as per item No. 7 here-in-before but of size 16 sqmm, 2 core

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m depth and getting out in any type of soil for laying of cables complete all as specified and directed.

Material and labour for Double wall corrugated HDPE pipe, ISI marked of outer dia 50mm, inner dia 38mm with smooth internal and profiled external surface, non-pressure type, laid in trenches/floors/duct or fixed on walls /pole including all connections, accessories like socket, couplers, bends, etc for protection of LT cable XLPE grade 1100 volts complete all as specified and directed.

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

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

Material & Labour for cutting of existing road / hard standing up to 15 cm depth for laying of pipe lines and making good the disturbed surfaces by providing PCC 1:2:4 type B-1 (using 20mm graded aggregate) after laying of pipes lines and returning filling of soil, complete all as specified and directed. Note:- Excavation and earth work below hard standing will be measured and paid under relevant items.

Supply and fix in replacement of 80mm dia bore tubes, 'light grade' galvanized, with all fitting and fixed complete to walls/ poles or laid in trenches/ floors for cable protection complete all as specified and directed.

All as per Item No. 17.00 here-in-before but of size 50mm dia bore

Supply and fix in on load changeover switch in sheet steel enclosure, 160 Amps, 4 Pole, 415 Volts, 50 Hz complete all as specified and directed.

Supply and fix in on load changeover switch in sheet steel enclosure, 63 Amps, 4 Pole, 415 Volts, 50 Hz complete all as specified and directed.

Supply and fixing in replacement of 120 Watt LED street light fitting made up of Pressure die-cast aluminium alloy housing with toughened glass, IP66 protection and impact resistance of IK07 and individual high power LEDs with secondary optics having system lumen efficacy ≥100 lm/W, Inbuilt potted electronic LED driver with APFC (SMPS based constant current supply), lower THD, Open Circuit protection, Over Voltage protection, Surge Voltage protection & other safety test as per IS 15885 Part-2/Sec 13 and BIS complying including taking down existing unserviceable street light fitting of any description from any position for taking credit complete all as specified and directed.

All as per Item No. 21 here-in-before but of 90 Watt

All as per Item No. 21 here-in-before but of 70 Watt

Supply and erection of Hot dip galvanized tapered octagonal pole of height 7.0 mtrs in single or double section having top dia 70mm and bottom dia 130mm made up of 3mm thick sheet and welded with a base plate of size 200mm x 200mm x 12mm thick and provided with 1000mm long single arm bracket with 15 degree of angle for mounting street light fitting complete with provision of 04 Nos of ‘J’ type foundation bolts of size not less than 20mm dia, 600mm long embedded in RCC foundation concrete as per manufacturer’s recommendation including necessary earth work, RFR etc complete. A door should be provided at a height of 500mm from the base plate for accommodating and including provision of TPN aluminium bus bar system suitable for connecting up to 4 core, 16 sqmm aluminium cable and 01 No. of 6A SP MCB for street light protection inside the pole shaft including provision of 3 core, 1.50 sqmm PVC insulated PVC sheathed copper conductor cable 1100 volts grade confirming to IS:694 from pole junction box to street light fitting drawn through inside of pole . Radium reflector band / strips of 5cm wide in Green (02 Nos) & White (01 No.) colour shall be provided at a height of 1.25mtr from base plate. Numbering of pole shall be done in black colour on yellow background at suitable place on the pole complete as specified and directed. Note: The quoted rate shall deemed to be inclusive of RCC foundation concrete, necessary excavation, erth work & RFR etc complete as per manufacturer's recommendation. Contractor shall submit the pole drawing and foundation drawing as per manufacturer's recommendation for approval of GE before procurement.

Supply and connect in replacement of 1100 volts grade heavy duty cable PVC insulated stranded aluminium conductor and overall PVC sheathed in service connections, one twin core cable flat or circular of size 4 sqmm complete all as specified and directed.

Supply and fix in replacement of GI pipe bracket made up of 50mm dia medium grade GI pipe of length 1.50m bent to required shape and fixing on poles suitable for fixing street light fitting complete.

M&L for Cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint complete all as specified and directed.

Material and labour for earthing complete with galvanized iron earth plate electrode 600mm x 600mm x 6 mm thick buried directly in ground (earth pit not less than 2.25 meters deep below ground level) with top edge of the plate not less than 1.5 meters below normal ground level connecting to GI wire 4 mm dia as earthing lead by means of bolts, nuts, check nuts and washers of galvanized iron or steel and earth wire protected by 15mm dia GI pipe medium grade and connected to pole structure/ panel board/earthing test point all as shown in electrical plate No. 3 of SSR Part-I(2009) and testing on completion complete all as specified and directed. Note :- The unit rate quoted shall also include for excavation, earth work in any type of soil, plain cement concrete 1:3:6 mix, Type C1 pit, 40mm thick RCC 1:2:4 mix type B1 cover reinforced with 8mm dia TMT bras @ 150mm C/C both ways, GI funnel with watering pipe, wire mesh, protection pipe, earth strip up to 7.50m long complete in addition to item No. 1(a) to (e) of preamble (Notes) under sub heading earthing, specified in SSR Part II.

HARNAM SINGH ANIL SINGH

M/s Jagdish Chandra Arora

M/s Ratan Mechanical Works