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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-50  

Item # FST-50, 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

132 in

B-Shell

78 in

C-Base Frame

120 in

D-Service Platform

35 in

E-Minimum Tube Pull Clearance

84 in

F-Minimum Rear Smoke Box Door Clearance

28 in


Widths

G-Overall

75 in

H-Diameter OD with 2" Insulation

55 5/8 in

l-Base Frame (Package)

38 27/32 in

J-Base Saddle (Field Erect)

42 in

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

9 in

L-Distance Between Saddles (Field Erect)

50 1/2 in

M-Saddle

6 in

N-Front Smoke Box

8 in


Heights

O-Overall

84 in

P-Base to Furnace C.L.

27 11/16 in

Q-Base Frame

6 in

R-Base to Boiler C.L.

37 13/16 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

66 1/4 in

V-Base to Supply Outlet

70 1/8 in

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

30 in

X-Rear Smoke Box Outlet Center Line

7-3/4 in

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

46 in

Z-Height from Base to Return Connection

18 in


Boiler Service Connection Sizes

a-Supply, Steam/Hot Water

12/6 in

b-Flue Gas Vent

12 in

c-Safety Relief Valve(s)

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

4/3 in

h-Bottom Blowdown

2 in

i-Aquastat

3/4 in

j-Preheater/Blend Pump

2 -1/2 in


Specifications

Shipping Weight Dry Packaged (Approx.)

7385 lb

Water Content Steam Boiler

294

Water Content Hot Water Boiler

364

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

50 hp

Gross Output Steam/Hot Water

1674 mbh

Gross Output Steam, from and at 212 degrees F

1725 lb/hr

Maximum Firing Rate Light Oil, 140 MBH/Gal

14.40 gph

Maximum Firing Rate Heavy Oil, 150 MBH/Gal

14 gph

Maximum Firing Rate Natural Gas

2093 mbh

Heating Surface Fireside

250 ft²


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·  Field-Erect-Saddle---Front-View

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


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