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Scotch Marine Boilers
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All Categories > SERIES FST - LOW PRESSURE STEAM AND HOT WATER SCOTCH MARINE BOILER > Item # FST-500  

Item # FST-500, SERIES FST - LOW PRESSURE STEAM AND HOT WATER SCOTCH MARINE BOILER


EASCO Series FST, Steel Scotch Marine, Horizontal Firetube 3-Pass Waterbacked Combustion Systems are manufactured for use in low-pressure steam (15 PSIG) or hot-water (30 to 160 PSIG, maximum 250 degrees F) applications, providing for efficient operation and low cost maintenance.




Lengths  · Widths  · Heights  · Boiler Service Connection Locations  · Boiler Service Connection Sizes  · Specifications  · Ratings & Capacity Data

Lengths

A-Overall

250 in

B-Shell

159 3/8 in

C-Base Frame

210 in

D-Service Platform

60 in

E-Minimum Tube Pull Clearance

165 3/8 in

F-Minimum Rear Smoke Box Door Clearance

28 in


Widths

G-Overall

132 in

H-Diameter OD with 2" Insulation

112 7/8 in

l-Base Frame (Package)

81 11/16 in

J-Base Saddle (Field Erect)

86 in

K-Distance to C.L. Front Saddle (Field Erect)

18 in

L-Distance Between Saddles (Field Erect)

106 in

M-Saddle

12 in

N-Front Smoke Box

14 1/2 in


Heights

O-Overall

142 in

P-Base to Furnace C.L.

45 11/16 in

Q-Base Frame

6 in

R-Base to Boiler C.L.

6 7/16 in

S-Bottom of Base Frame to Shell (Package)

12 in

T-Bottom of Saddle to Shell (Field Erect)

12 in


Boiler Service Connection Locations

U-Base to Flue Gas Outlet

128 1/4 in

V-Base to Supply Outlet

128 3/4 in

W-Length from Front Tubesheet to Center of Supply Conn.

48 in

X-Rear Smoke Box Outlet Center Line

18 1/4 in

Y-Length from Front Tubesheet to Center of Return Conn.

100 in

Z-Height from Base to Return Connection

25 1/4 in


Boiler Service Connection Sizes

a-Supply, Steam/Hot Water

12/8 in

b-Flue Gas Vent

30 in

c-Safety Relief Valve(s)

2-1/2 in

d-Control Header

1-1/4 in

e-Surface Blowdown

2 -1/2 in

f-Washout

2 -1/2 in

g-Feedwater/Return, Steam/Hot Water

6/8 in

h-Bottom Blowdown

2 1/2 in

i-Aquastat

3/4 in

j-Preheater/Blend Pump

2 -1/2 in


Specifications

Shipping Weight Dry Packaged (Approx.)

40785 lb

Water Content Steam Boiler

2430

Water Content Hot Water Boiler

2965

General Service Access & Fireside Sampling

Manhole
Handhole

Furnace Access Door

Furnace Draft Sample

Flue Gas Outlet Cleanout Access

Furnace Observation Port

Sequence Draft Sample

Combustion Relief Mechanism

Rear Smoke Box Access

Front Smoke Box Access


Ratings & Capacity Data

Gross Output Boiler Horsepower

500 hp

Gross Output Steam/Hot Water

16738 mbh

Gross Output Steam, from and at 212 degrees F

17250 lb/hr

Maximum Firing Rate Light Oil, 140 MBH/Gal

144 gph

Maximum Firing Rate Heavy Oil, 150 MBH/Gal

140 gph

Maximum Firing Rate Natural Gas

20923 mbh

Heating Surface Fireside

2500 ft²


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·  Packaged-Boiler-assembly-Right-elevation

·  Field-Erect-Saddle---Front-View

·  Field-Erect-Saddle---Right-Elevation

·  Series FST - Low Pressure Steam and Hot Water Scotch Marine Boiler Order Nomenclature Drawing


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