Salient Technical Features

“Salient Technical Features of the equipment / systems / services covered in IFB No. 40026783 are mentioned below. These Salient Technical Features are mentioned only to facilitate the prospective bidders to prima-facie understand the requirements under the tender and shall not in any way limit or alter the scope of work and technical features / specification of equipment / systems / services covered in the Bidding Documents. Detailed provisions in regard of scope of work and technical features / specification of equipment / system / services, contained in the Bidding Documents shall be final and binding”.

Brief Scope of Works

Design, engineering, manufacture, shop fabrication, inspection and testing at manufacturer’s works/ supplier’s works, packing and inland transportation to the site, insurance, delivery to site, receipt, unloading, handling, storage and in plant transportation at site, fabrication at site, installation, testing and commissioning including successful completion of trial operation and performance and guarantee testing of Fire Detection and Protection system complete with all other electrical and allied system equipments including furnishing of spares at site as per specifications. Further, obtaining necessary approvals for the complete fire detection and protection system from TAC accredited agency is also in the scope of Bidder.

Brief Description of System

Fire Detection & Protection System mainly comprises of:

1.Fire water pumping system

One (1) number fire water storage tank, hydrant pumps and drives, hydrant booster pumps & drives, spray system (common for HVW and MVW spray system) pumps and drives, batteries and battery charger for the diesel engines drives, automatic pressurization system consisting of jockey pumps, required instruments, control and panels etc.

2.Hydrant System

System shall consist of water mains network, hydrant valves, landing valves, water monitors, hoses, branch pipes, nozzles, hose boxes, etc.

3.HVW Spray System

Automatic fire detection cum high velocity water spray system for various transformers, lube oil tanks, boiler burner fronts, Interconnecting transformers, etc.

4.MVW Spray System

Automatic fire detection cum medium velocity water spray system for the various cable galleries of Main plant and ESP Control building, for various coal conveyors, transfer points , fuel oil pressurizing pump house, fuel oil unloading pump house, LDO tanks, stacker reclaimer, etc.

5.Sprinkler system for Crusher House.

6.Foam System

Automatic fixed foam system for LDO tanks.

7.Inert Gas Extinguishing System

Automatic gaseous fire extinguishing system using inert gas agent as per NFPA 2001 for central control room (CCR), control equipment room (CER), UPS & battery charger rooms, programmer room, etc. located in main plant.

8.The clean agent (Novec-1230) automatic direct/indirect low pressure extinguishing system with linear pneumatic heat detection tube for electrical panels in switchgear room of make-up water pump house and MCC of stacker- reclaimer machines.

9.Fire Extinguishers

Required numbers of portable and mobile fire extinguishers consisting of water type, dry chemical powder type, CO2 type, foam type for various areas of power house.

10.Analogue addressable type fire alarm system / Annunciation panels

a)Analogue addressable type fire alarm system consisting of multi sensor type detectors, LHSC detector, infra-red type heat detector, cabling, junction boxes, instrumentation, required fire alarm cum control panels, PC based monitoring stations, repeater panels etc.

b)PLC based control / annunciation panels complete with all accessories for fire water pump house and RIO panel with all accessories for hydrant & spray booster pump house.

c)Manual call points, response indicators, hooter etc. as per system requirement.