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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 # SM4-800  

Item # SM4-800, 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

352 in

B-Shell

254 in

C-Base Frame

282 in

D-Service Platform

45 in

E-Minimum Tube Pull Clearance

260 in

F-Minimum Rear Smoke Box Door Clearance

30 in


Widths

G-Overall

140 in

H-Diameter OD with 2" Insulation

120-7/8 in

l-Base Frame (Package)

89-1/2 in

J-Base Saddle (Field Erect)

94 in

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

22 in

L-Distance Between Saddles (Field Erect)

198 in

M-Saddle (Field Erect)

12 in

N-Front Smoke Box

16-1/8 in


Heights

O-Overall

142-7/8 in

P-Base to Furnace C.L.

46-7/16 in

Q-Base Frame

6 in

R-Base to Boiler C.L.

70-7/16 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

132-1/4 in

V-Base to Supply Outlet

134-7/8 in

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

85 in

X-Rear Smoke Box Outlet Center Line

22-1/2 in

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

170 in

Z-Height from Base to Return Connection

24-7/8 in


Boiler Service Connection Sizes

a-Supply, Steam/Hot Water

10 in
14
in

b-Flue Gas Vent

36 in

c-Safety Relief Valve(s)

3 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

8 in
10
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.)

63200 lb

Water Content Steam Boiler

4737 gal

Water Content Hot Water Boiler

6452 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

800 hp

Gross Output Steam/Hot Water

26780 mbh

Gross Output Steam, from and at 212 degrees F

27600 lb/hr

Maximum Firing Rate Light Oil, 140 MBH/Gal

240 gph

Maximum Firing Rate Heavy Oil, 150 MBH/Gal

225 gph

Maximum Firing Rate Natural Gas

33475 mbh

Heating Surface Fireside

4000 ft²


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·  sm4-field-erect-saddle--right-elevation

·  sm4-front-view

·  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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