Scotch Marine Boilers feature 2-pass design.

Press Release Summary:



Available in steam or hot water versions with 15-800 hp ratings and pressures to 300 psig, Series 250 features 2-pass design that eliminates refractory baffles between flue gas passes. Units have front-mounted smoke box with slip-on stack connector and large combustion chamber with low heat release for complete combustion. Built in accordance with ASME Codes, boilers are insulated with 2 in. high-density mineral wool, lagged with 22 gauge grip jacketing, and have baked on epoxy enamel.



Original Press Release:



Hurst Introduces Latest Midsize Scotch Marine Boiler



Series 250 Two Pass Dry Back Packaged Scotch Boilers

Two-pass semi wet-back scotch marine boiler. Two pass design eliminates refractory baffles between flue gas passes. Efficiencies are equal to 3 and 4 pass boilers in many cases.

Available in Steam or Hot Water Versions/15 - 800 HP, Pressures to 300 psig

o Two-pass design eliminates refractory baffles between flue gas passes.

o Minimum maintenance with rugged construction for extra-long life.

o Enhanced heating surfaces with rifled tubes.

Standard Features

o 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.

o Large combustion chamber with low heat release for complete combustion.

o Smoke box is front-mounted with slip-on stack connector.

o Access to fireside is accomplished with davited rear door and with split front doors. Flame observation ports are on front and rear.

o Openings for cleanout inspection of waterside are provided with 3" x 4" hand holes, and with 12" x 16" manholes (80 HP up).

o Insulated with 2" high-density mineral wool, lagged with 22 gauge grip jacketing, baked on epoxy enamel to resist chipping and fading.

o Fire tubes 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 and up).

o 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.

Standard Steam Trim

o Operating & limit pressure control

o Modulating pressure control (when appl.)

o Water column with gauge glass, M-M 157 combination low water cut-off & pump control

o Probe Aux, L.W.C.O.

o Steam pressure gauge, syphon & test cock

o Water column drain valve

o Safety relief valve(s) per ASME Code

Standard Water Trim

o Operating & limit temperature control

o Modulating temperature control (when appl.)

o Probe type low water cut-off control

o Combination pressure, temperature, altitude gauge

o Hot water return baffle for shock resistance

o Safety relief valve(s) per ASME Code

Contact:

Hurst Boiler & Welding Co., Inc.

100 Boilermaker Lane

Coolidge, GA 31738-0530

229-346-3545

www.hurstboiler.com

info@hurstboiler.com

Contact This Company

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