Item # SM4-50, SERIES SM4 - LOW PRESSURE STEAM AND HOT WATER SCOTCH MARINE BOILER On Easco Boiler Corp.

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All Categories > SERIES SM4 - LOW PRESSURE STEAM AND HOT WATER SCOTCH MARINE BOILER > Item # SM4-50

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Item # SM4-50, 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		143 in

B-Shell		87 in

C-Base Frame		115 in

D-Service Platform		31 in

E-Minimum Tube Pull Clearance		93 in

F-Minimum Rear Smoke Box Door Clearance		15 in

Widths

G-Overall		78 in

H-Diameter OD with 2" Insulation		58-5/8 in

l-Base Frame (Package)		41-3/16 in

J-Base Saddle (Field Erect)		45 in

K-Distance to C.L. Front Saddle (Field Erect)		9 in

L-Distance Between Saddles (Field Erect)		60 in

M-Saddle (Field Erect)		7 in

N-Front Smoke Box		8 in

Heights

O-Overall		80-5/8 in

P-Base to Furnace C.L.		29-3/16 in

Q-Base Frame		6 in

R-Base to Boiler C.L.		39-5/16 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		71-7/16 in

V-Base to Supply Outlet		72-5/8 in

W-Length from Front Tubesheet to Center of Supply Conn.		29 in

X-Rear Smoke Box Outlet Center Line		7-3/4 in

Y-Length from Front Tubesheet to Center of Return Conn.		51 in

Z-Height from Base to Return Connection		19-5/16 in

Boiler Service Connection Sizes

a-Supply, Steam/Hot Water		3 in 6 in

b-Flue Gas Vent		10 in

c-Safety Relief Valve(s)		2 in

d-Control Header		1-1/4 in

e-Surface Blowdown		2 in

f-Washout		2 in

g-Feedwater/Return, Steam/Hot Water		3 in

h-Bottom Blowdown		2 in

i-Aquastat		3/4 in

j-Preheater/Blend Pump		2 in

Specifications

Shipping Weight Dry Packaged (Approx.)		7385 lb

Water Content Steam Boiler		424 gal

Water Content Hot Water Boiler		495 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		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		15 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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	· Series SM4 - Low Pressure Steam and Hot Water Scotch Marine Boiler Order Nomenclature Drawing

Item # SM4-50, SERIES SM4 - LOW PRESSURE STEAM AND HOT WATER SCOTCH MARINE BOILER

A-Overall

B-Shell

C-Base Frame

D-Service Platform

E-Minimum Tube Pull Clearance

F-Minimum Rear Smoke Box Door Clearance

G-Overall

H-Diameter OD with 2" Insulation

l-Base Frame (Package)

J-Base Saddle (Field Erect)

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

L-Distance Between Saddles (Field Erect)

M-Saddle (Field Erect)

N-Front Smoke Box

O-Overall

P-Base to Furnace C.L.

Q-Base Frame

R-Base to Boiler C.L.

S-Bottom of Base Frame to Shell (Package)

T-Bottom of Saddle to Shell (Field Erect)

U-Base to Flue Gas Outlet

V-Base to Supply Outlet

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

X-Rear Smoke Box Outlet Center Line

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

Z-Height from Base to Return Connection

a-Supply, Steam/Hot Water

b-Flue Gas Vent

c-Safety Relief Valve(s)

d-Control Header

e-Surface Blowdown

f-Washout

g-Feedwater/Return, Steam/Hot Water

h-Bottom Blowdown

i-Aquastat

j-Preheater/Blend Pump

Shipping Weight Dry Packaged (Approx.)

Water Content Steam Boiler

Water Content Hot Water Boiler

General Service Access & Fireside Sampling

Gross Output Boiler Horsepower

Gross Output Steam/Hot Water

Gross Output Steam, from and at 212 degrees F

Maximum Firing Rate Light Oil, 140 MBH/Gal

Maximum Firing Rate Heavy Oil, 150 MBH/Gal

Maximum Firing Rate Natural Gas

Heating Surface Fireside