8768/E8 REPAIR / MAINT OF DG SET, TRANSFORMER, FIRE FIGHTING SYSTEM AT NAD SUNABEDA

Amount

M&L for Mild Steel ERW pipe 150mm bore, 5.4mm thickness, heavy grade, ISI Marked, confirming to IS 3589-1991, with all fittings such as bends, elbows, tees, short pieces, connectors, back nuts, diminishing pieces, caps plugs and unions etc., including taking down old pipe in any position, complete all as specified. Make: JINDAL / PRAKASH / ZENITH

M&L for Mild Steel ERW pipe 100mm bore, 5.4mm thickness, heavy grade, ISI Marked, confirming to IS 3589-1991, with all fittings such as bends, elbows, tees, short pieces, connectors, back nuts, diminishing pieces, caps plugs and unions etc., including taking down old pipe in any position, complete all as specified. Make: JINDAL / PRAKASH / ZENITH

S&F Fire hydrant stand post 80mm dia GI/MS both ends flanged type 1.50m height, with provn of single outlet confirming to IS 908, fixed in repair, complete all as specified. Make: Minimax / Firex / Safex

Supply, fixing & testing flanged type sluice valve cast iron body PN-1.6 heavy duty (ISI marked) confirming to IS-14846-2000 including all necessary fiiting with nuts, bolts, washers & rubber insertion packing etc for 100mm bore pipe as in repair complete all as specified and directed by Engineer-in -charge. Make : Kirlosker/Leader/ VIR/RMCO/Upadhaya/ Zoloto/L&T

Supply, fixing & testing sluice valve cast iron body PN-1.6 heavy duty (ISI marked) confirming to IS-14846-2000 with brass spindle and fly nut flanged both ends & drilled for jointing, wheel head type including two flanged joints with nuts, bolts, washers & rubber insertion packing etc for 150mm bore pipe including taking down existing butterfly valve from the existing plant complete all as specified and directed by Engineer-in -charge. Make : Kirlosker/Leader/ VIR/RMCO/Upadhaya /Zoloto/L&T

Supply, fixing & testing sluice valve cast iron body PN-1.6 heavy duty (ISI marked) confirming to IS-14846-2000 with brass spindle and fly nut flanged both ends & drilled for jointing, wheel head type including two flanged joints with nuts, bolts, washers & rubber insertion packing etc for 100mm bore pipe including taking down existing butterfly valve from the existing plant complete all as specified and directed by Engineer-in -charge. Make : Kirlosker/Leader/ VIR/RMCO/Upadhaya /Zoloto/L&T

S&F in repair 63mm dia Fire hydrant landing valve type B [double outlet], conforming to IS-5290, fixed at a height of 0.90m from the floor, complete all as specified. Make: Minimax / Firex / Safex

S&F in repair 63mm dia 15m long hose complete with male and female coupling, conforming to IS-903, complete all as specified. Make: Minimax / Firex / Safex

S&F in repair branch pipe gun metal 63mm dia instantaneous inlet, made threaded outlet, 15mm bore nozzle long, complete all as specified. Make: Minimax / Firex / Safex

S&F in repair Hose box made of 18 gauge MS Sheet 800mm X 600mm X 250mm with double door with 4mm thick glasses door with necessary locking arrangements and door frame made of 16gauge MS sheet painted fire red out side and brilliant white inside yard, fixed to wall, internal, suitable for fixing two hose reel of 30m long, complete all as specified. Make: Minimax / Firex / Safex

S&F in repair Hose reel of 20mm dia and 30mtr long confirming to IS-5132, complete all as specified. Make: Minimax / Firex / Safex

S&F in repair MS cabinet 750mm x 600mm x 450mm made of 16 gauge MS sheet with full front glass door with locking arrangements, painted and mounted on masonry platform, complete all as specified. Make: Minimax / Firex / Safex

S&F in repair Air cushioning tank [Air Vessel] 250mm dia, 1000mm high with dished top, made of minimum 6mm thick MS sheet / plate complete with 20mm brass air valve, 20mm dia stop valve, pressure gauge with brass brass stop cock, nipple tees, elbows, complete all as specified. Make: Minimax / Firex / Safex

S&F in repair Water pressure gauge standard dia [150mm dial 0-14Kgs] at delivery side of the pump set, complete tubing fitted with stop cock, complete all as specified. Make: Hguru / Taylor / Fiebig

S&F in repair Electrical operated Water Pressure switch with necessary mounting / connection with control wiring with conductor, and mechanical connection to operate at pressure range of 0-14Kg/Sqcm for automation, complete all as specified. Make: Hguru / Taylor / Fiebig

Excavation in trenches, not exceeding 1.5m wide and not exceeding 1.5m in depth for laying of pipe line and the like, getting out in hard/ dense soil, complete all as specified.

Removing excavated material to a distance n.ecx 50m and dipositing where directed at a leveln.exc. 1.50m above the starting point.

Returning, filling in including spreading levelling, watering and well ramming in layers n.exc. 25cm in hard/ dense soil, complete all as specified.

Opening, cleaning and checking of double headed hydrent valve and replacing washers, gaskets and kept in operational condition without any leakages, complete all as specified.

Removing hose and branch pipe from hose cabinet, cleaning and checking of box, locking arrangements, replacement of glass and unserviceable items, complete all as specified.

Checking and pressure testing of CP hoses and binding of hoses with copper wire, checking, testing and rectification of male and female couplings, complete all as specified.

Testing of pressure gauges, and replacement of pressure switchs, complete all as specified.

Opening, cleaning and checking of NRV valves and system and replacing washers, gaskets and kept in operational condition without any leakages, complete all as specified.

Opening, cleaning and checking of ERW pipe for leakages, rectification and painting the surface, complete all as specified.

Opening, cleaning and checking of Suction & Delivery valves, and replacing washers, gaskets and kept in operational condition without any leakages, complete all as specified.

Opening, cleaning and checking of Nozzles, valves, hose reel and hose reel drum and kept in operational condition without any leakages, complete all as specified.

Opening, cleaning and checking of Air Tank and connected accessories, and kept in operational condition without any leakages, complete all as specified.

Opening, cleaning and checking of Fire brigade inlet and rectification of defects and kept in operational condition without any leakages, complete all as specified.

Repair/maintenance and servicing of step down transformer 11 KV/433 Volt of capacity 200 KVA, comprising following work services (Make: Alfa Electricals) :- (a) Disconnection carefully of cable end termination of HT & LT side. (b) Opening of top cover by removing nuts, bolts and all mounting accessories and conservator tanks. (c) Draining out transformer oil and keeping aside in barrel for re-use and then again pouring back after necessary filteration and dehydration including top up with new transformer oil to make up the reduced quantity. (d) Replacement of top and buttom Gaskets. (e) Servicing of tap changing gears by cleaning and polishing tapping contact points. (f) Labour only for Cleaning of bush and stud both HT/LT side and refixing the same with new cock sheet as required (g) Replacing unserviceable stud and bush as required as directed by Engr-in-Charge. (h) Reconnection of all cable terminals HV & LV sides and refixing the top cover after replacement of gaskets, conservator tank in position. (i) Cleaning and heating of silica gel in breather and replenishing with new silica gel to make up the reduced quantity. (j) Connecting HT & LT side with existing incoming and outgoing cables including reconnection of earth strip/lead. Note: (i) Filteration and dehydration of transformer oil, New transformer oil shall be measured separately.

All as per serial item No.29 above but transformer of capacity 160 KVA. (Make: Alfa Electricals)

All as per serial item No.29 above but transformer of capacity 63 KVA. (Make: Alfa Electricals)

Filteration and dehydration of old transformer oil and removing of sludge by continuous circulation through transformer oil filtration plant with heater strips to achieve dielectric strength of not less than 50 KV at 2.5 mm gap of electrode as per IS-1866(1985) and improvement of acidity by minimizing percentage of acidity using chemical reagents all as specified and as directed by the Engr-in-Charge.

Supply and filling transformer oil having di-electric strength not less than 50 KV at 2.5 mm gap after initial dehydration/filteration conforming to IS 335 and ISI marked to be brought at site in sealed container all as directed by the Engr-in-Charge.

M&L for Servicing of Engine of 125KVA DG set by drain out old engine oil, cleaning of sump, including replacement of [a] Engine oil of suitable grade - 35 Ltrs, [b] Fuel filter element -01No, [c] oil filter element -02Nos, [d] Air cleaner filter element [inner & outer] - 01Set, complete all as recommended by the manufacturers and as directed by the Engineer-in-Charge to ensure smooth/safe and efficient opreration, complete all as specified.

M&L for Servicing of Engine of 50KVA DG set by drain out old engine oil, cleaning of sump, including replacement of [a] Engine oil of suitable grade - 35 Ltrs, [b] Fuel filter element -01No, [c] oil filter element -02Nos, [d] Air cleaner filter element [inner & outer] - 01Set, complete all as recommended by the manufacturers and as directed by the Engineer-in-Charge to ensure smooth/safe and efficient opreration, complete all as specified.

M&L for Carrying out 'B' check for DG set 50 KVA, as per manufacturer's recommendation including replacement of filter, 'O' rings, engine oil, gasket, coolant etc complete. Make Engine: Kirloskar/ CUMMINS/ ASHOK LEYLAND (a) Oil filter element -2 Nos (b) Air cleaner filter element (inner & outer) - 1 set

Taking down radiator assembly from engine mounting by opening water hoses & nut bolts of capacity 125KVA DG Set Cleaning of radiator from inside and outside by the help of anti rust solution. Checking the radiator by filling water and repairing for any leakage by brazing the radiator and ensure for No leakage. Refixing the radiator at place including connecting water hoses and replacement of following items:- (a) water coolent solution- 5 Liters. (b) V- belt No. "BX-40" - 01 No. (c) V- belt No. "AVX 3/1562" - 01 No.

M/s Jai Sree Hari