Scope of Supply and Performance Parameters for 6 ton Gas Boilers
2022-09-05
6 T/H Gas Fired Boiler Parameters
| Sr. No. | Parameters | Unit | Value |
| Boiler Type | Three Pass Wet Back | ||
| Type of mounting | Saddle mounted | ||
| Number of Boilers | 1 | ||
| 1 | Model | Marshall C | |
| Net Steam Generation | Kg/hr | 6300 | |
| Boiler Design Pressure | Kg/cm2 | 14.5 | |
| 2 | Steam Pressure | ||
| Safety valve Set Pressure | Kg/cm2 | 14.0/14.5 | |
| Feeding Cut Off pressure switch setting |
Kg/cm2 | 113.5 | |
| 3 | Mechanical Details for Boiler* | ||
| Tubes Thickness | mm | 3.25 | |
| Tube Diameter | mm | 57.15 | |
| Effective length | mm | 3563 | |
| 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 | Oil/Gas Fired Boiler, 6.0 TPH (F&A 100 Deg. C) with Design Pressure of 14.5 kg/cm2(g) Consisting of:- |
1 No. | FML | Client | FML |
| 3 Pass, fully fusion welded boiler shell, fully wet back with stiffening 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 Burner consist of: | 1 No. | FML | Client | FML |
| Force Draught combustion fan | 1 no | ||||
| Oil Pump and motor | 1 set | ||||
| 3 | Boiler feed water pump and motor | 1 SET | FML | Client | FML |
| Centrifugal multistage Pump and motor assembly |
1W+1SB | ||||
| Inlet isolation valves | 2 no | Client | Client | Client | |
| Inlet strainer | 2 no | Client | Client | Client | |
| Outlet isolation valves | 2 no | ||||
| NRV | 2 no | ||||
| Pressure gauge | 2 no | ||||
| 5 | MCC cum ICP | 1SET | FML | Client | FML |
| Floor 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. Ammeter and voltmeter shall be provided. |
|||||
Performance Parameters
| SR.NO. | DESCRIPTION | UNIT | VALUE |
| 1 | Maximum Steam Output (F&A 100Deg C) | Kg/hr | 600 0 |
| 2 | Maximum Design pressure | Kg/cm2(g) | 14.5 |
| 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, Performance Parameters , 6 ton ,Gas Boilers