GE 874/EWS-33/2019-20

Amount

Supply, installation, commissioning and testing of diesel engine driven generating set water cooled capacity 82.5 KVA (66KW) , 415 volts, 0.8PF, Mounted on base platform with flexible coupling, 1500 RPM, Not less than 102 BHP, alongwith sound proof enclousers (acoustic enclousers) designed for reducing sound level to 75 DBA IS 10001/10002 part-10 as per approved CPCB norms and as per GRS 371 (E) dated 17.5.2002 with silencer muffler cobered with asbestose rope 25mm thick independently supported from engine to outside pump house upto 1 mtr, cold start kit, battery start with suitable size of standard cables for connecting from DG set to panel board, DG set shall be capable of operating in temperture range (-20 degree C to + 35 degree C) fitted with Cold starting kit with and including the following:-

(A) PRIME MOVER :- Vertical diesel engine of suitable capacity, water cooled (radiator mounted) closed circuit as per BS-5514, ISO-3046 directed injection type with turbo charger. The diesel engine shall be capable of running 24 Hrs continuously with 10% over loading for one hour in every 12 Hours. Engine shall be equipped with all standard fittings as manufactures recommendation mounted on common based platform through flexible coupling with following accessories :- (a) RPM cum Hours meter (b) Battrery charging ammeter (c) Ignitor key and starting with push button switch (d) Lubricating oil pressure gauge (e) Mechanical governor controling (f) Toggle switch for idle running (g) Oil temperature gauge (h) Water temp gauge (j) Safety controlled trip for the following :- (i) High water temperature (ii) Low lubricant oil pressure (iii) Over speed (k) Lubricant oil heater to avoid freezing (l) 24 hours starting equipment comprising with the following (i) Battery charging alternator with inbuilt regulator 12 volts and 180 Ah-02 Nos (Make : Exide/Amaron) Battery should be maintenance free type . (ii) Self startor motor assembly of suitable capacity. (iii) Battery leads (copper stranded cable) of suitable size with brass thimbles and terminals. (m) Low temperature starting kit. Make of Engine : Kirloskar/ Koel Green; Cotton Greaves; Cummins, Tata Ruston, Ashok Leyland.

(D) Battery charger:- Battery charger having electric circuit consisting of rectifiers , capacitors and resistances etc. The battery charger should be able to charge the battery at all times whenever the electrical supply given to battery charger through control panel or electric power point. (E) Fuel Tank:- In-built Fuel tank of suitable capacity as per manufacturer's instructions capable for12 hrs running of DG Set inside the accoustic enclosure with all connecting pipes upto fuel pump and including oil level indicating gauge drain air vent plug etc. (F) Foundation:- Foundation of DG set shall be as per design of manufacturer and cost thereof shall be deemed included in overall cost quoted. Notes :- (a) DG set shall be supplied alongwith with original accoustic enclosure of the manufacturer's suitable for 82.5 KVA DG set as per CPCB norms. (b) Pre-commissioning test of DG set shall be carried out by the IEM. (c) Necessary fuel and other arrangements shall be arranged by the Contractor for testing of DG set and the cost of this aspect is deemed to be included in the quoted rate.

M &L for earthing complete with galvanised steel earth plate electrode 600 x600x6 mm thick , burried directly in ground (earth pit not less than 2.25 mtrs deep below ground level) with top edge of the plate not less than 1.5 mtrs below normal ground level , connected to galvanized iron strip 32 x 6 mm as earthing lead by means of bolts, nuts, check nuts and washers of galvanized iron or steel all as shown in Electrical plate No 3 in SSR part I 2009 connected to earthing test point all as specified complete with excavation and earth work , PCC pit with 50mm thick RCC cover having suitable handle (10 mm MS rod) 20mm dia GI medium grade ISI marked watering pipe with GI funnel with wire mesh , 40mm bore GI pipe ISI marked (medium grade) for protection of earth strip all as specified and as directed and testing on completion

Razdan Builders and Suppliers

M/S ABDUL AZIZ MIR

M/S GAFFARA CONSTRUCTION CO

M/S FAYAZ CONSTRUCTIONS