Scope of Supply for 2 ton and 4 ton Gas Boilers

2022-08-22

Scope of Supply for 2 ton and 4 ton Gas Boilers

Sr, No.	Parameters	Unit	Value
1	Boiler Type		Three Pass Wet Back
	Type of mounting		Skid mounted

	Number of Boilers		1
	Steam Generation	Kg/hr	4000 and 2000
	Boiler Design Pressure	Kg/cm2	10.54

2	Steam Pressure
	Safety valve Set Pressure	Kg/cm2	10.2 / 10.5

	Operating Pressure	Kg/cm2	9
3	Mechanical Details for Boiler*
	Tubes Thickness	mm	3.25
	Tube Diameter	mm	50.8

	Effective length	mm	3500
	Material of Construction		SA 515/516 Gr 70/IS 2002 Gr II

Scope of Supply

Sr.	Item Description	Qty	Sly	ERC	Superv.

A	Proprietary Supply
1	HSD Fired Boiler, 2.0 TPH + 4 TPH (F&A 100 Deg. C) with Design Pressure of10.5 kg/cm2(g) Consisting of:-	2 No.	FML	Client	FML

	3 Pass, fully fusion welded boiler shell, fully wet back with stiffens ring furnace, convection smoke tubes, hinged doors with 100mm insulation, sheets, Man hole, Mud hole, ladder, platforms and set of nozzles for mountings
2	HSD fired Pressure Jet Burner Each Burner consist of:	2 No.	FML	Client	FML
	HSD fired Pressure Jet Burner Each Burner consist of:

	Force Draught combustion fan	1 no
	Ignition Transformer	1 no
	Ignition Transformer	1 no

	Oil Pump and motor	1 set
	Ignition electrode	1 no.
	Ignition electrode	1 no.

	Flame sensor	1 no
3	Boiler feed water pump and motor	2 SET	FML	Client	FML

	Centrifugal multistage Pump and motor assembly	1W+1S B
	Outlet isolation valves	2 no
	Outlet isolation valves	2 no

	NRV	2 no
	Pressure gauge	2 no
	Pressure gauge	2 no

4	MCC cum ICP	2 SET	FML	Client	FML
	Boiler mounting, Non-Compartmentalised confirming to ingress protection class of IP54, made out of 14/16 SWG CRCA。sheet. The power section shall be provided with MCCB.

5	Boiler house electricals	2 SET	FML	Client	FML
	Power cables and control cable supply from panel to motor and instruments Gl perforated cable trays

6	Feed water tank with Level switch，level gauge，factory insulated. Capacity 2 KL	1 No	FML	Client	FML

7	Feed water tank with Level switch，level gauge，factory insulated. Capacity 4 KL	1 No	FML	Client	FML

Performance Parameters

Sr.No.	Description	Unit	Value

1	Maximum Steam Output (F&A 100Deg C)	Kg/hr	200 0
2	Maximum Design pressure	Kg/cm2(g)	10.5

3	Steam dryness Fraction	%	98%
4	Efficiency on 100% load (On NCV Basis) as per BS 845 Part I without heat recovery	%	89%

Sr.No.	Description	Unit	Value

1	Maximum Steam Output (F&A 100Deg C)	Kg/hr	400 0
2	Maximum Design pressure	Kg/cm2(g)	10.5

3	Steam dryness Fraction	%	98%
4	Efficiency on 100% load (On NCV Basis) as per BS 845 Part I without heat recovery	%	89%

Notes:

1. Above performance parameters are based on design basis and performance criteria mentioned in offer.

Scope of Supply ,2 ton , 4 ton, Gas Boilers

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Scope of Supply for 2 ton and 4 ton Gas Boilers