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Scotch Marine Boilers
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All Categories > SERIES SM4 - LOW PRESSURE STEAM AND HOT WATER SCOTCH MARINE BOILER > Item # SM4-300  

Item # SM4-300, SERIES SM4 - LOW PRESSURE STEAM AND HOT WATER SCOTCH MARINE BOILER


EASCO Series SM4, 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

240 in

B-Shell

165 in

C-Base Frame

192 in

D-Service Platform

37 in

E-Minimum Tube Pull Clearance

171 in

F-Minimum Rear Smoke Box Door Clearance

25 in


Widths

G-Overall

108 in

H-Diameter OD with 2" Insulation

88-7/8 in

l-Base Frame (Package)

58-7/16 in

J-Base Saddle (Field Erect)

62 in

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

12 in

L-Distance Between Saddles (Field Erect)

128 in

M-Saddle (Field Erect)

8 in

N-Front Smoke Box

10-1/2 in


Heights

O-Overall

110-7/8 in

P-Base to Furnace C.L.

38-15/16 in

Q-Base Frame

6 in

R-Base to Boiler C.L.

54-7/16 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

102 in

V-Base to Supply Outlet

102-7/8 in

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

55 in

X-Rear Smoke Box Outlet Center Line

14-1/4 in

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

117 in

Z-Height from Base to Return Connection

23-3/4 in


Boiler Service Connection Sizes

a-Supply, Steam/Hot Water

6 in
10
in

b-Flue Gas Vent

22 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

4 in
6
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.)

26500 lb

Water Content Steam Boiler

1645 gal

Water Content Hot Water Boiler

2061 gal

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

300 hp

Gross Output Steam/Hot Water

10043 mbh

Gross Output Steam, from and at 212 degrees F

10350 lb/hr

Maximum Firing Rate Light Oil, 140 MBH/Gal

90 gph

Maximum Firing Rate Heavy Oil, 150 MBH/Gal

84 gph

Maximum Firing Rate Natural Gas

12554 mbh

Heating Surface Fireside

1500 ft²


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·  sm4-ordering-nomenclature

·  sm4-packaged-Boiler-assembly--right-elevation

·  sm4-rear-view

·  Series SM4 - Low Pressure Steam and Hot Water Scotch Marine Boiler Order Nomenclature Drawing


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