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SCOTCH
MARINE : DRYBACK
: 200 SERIES
STEAM
- 15 PSIG. Up to 300 PSIG.
HOT WATER - 30 PSIG. Up to 160 PSI. @ 250°F
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 Available
in Steam or Hot Water Versions | 15 - 800 HP Pressures to 300 psig
- Two-pass design eliminates
refractory baffles between flue gas passes.
- Minimum maintenance
with rugged construction for extra-long life.
STANDARD
FEATURES
- Boiler is
of the two-pass, scotch type, built and stamped in accordance
with the requirements of the ASME Code, and listed by the National
Board of Boilers and Pressure Vessel Inspectors.
- Large combustion
chamber with low heat release for complete combustion.
- Smoke box
is front-mounted with slip-on stack connector.
- Access to
fireside is accomplished with hinged and davited rear door. All
sizes 40 HP & larger with split front doors. Flame observation
ports are on front and rear.
- Openings
for cleanout inspection of waterside are provided with 3”
x 4” hand holes, and with 12” x 16” manholes (70
HP & larger).
- Insulated
with 2” high-density mineralwool, lagged with 22 gauge grip
jacketing, baked on epoxy enamel to resist chipping and fading.
- Firetubes
are rolled and beaded on power boilers, expanded and flared on
low pressure boilers (2” dia. through 30 HP, 2 1/2”
dia. 40 HP up).
- Supports
include lifting lugs securely welded to the top of shell; structural
steel support legs on skids support the boiler so that special
foundations are not required.
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Standard
Steam Trim
- Operating
& high limit pressure control
- Water
column with gauge glass, trycocks, combination low water
cut-off and pump controller
- Steam
pressure gauge with syphon and test cock.
- Water
column drain valve
- Safety
relief valve(s) per ASME code
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Standard
Water Trim
- Operating
& high limit temperature control
- Probe
type low water cut-off control
- Combination
pressure, temperature, altitude gauge
- Hot
water return baffle for shock resistance
- Safety
relief valve(s) per ASME code
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