RECO

Steam Generators

Our SG series of steam generators use available plant steam or boiler water as the energy source to produce large volumes of “clean” steam. This is typically for humidification and sterilization needs where the cleanliness of the steam is critical for health, safety, and/or process control reasons.

Steam Gen. Rates
30,000 LBS/HR
Steam Supply Pressure
150 PSIG
Inlet Supply Temp
UP TO 800° F
Design Rating
ASME Boiler & PV Code “U” stamped
Orientation
HORIZONTAL or VERTICAL
Automation Protocols
  • Modbus RTU
  • BACnet MS/TP
  • Analog 4-20mA
  • Ethernet/IP
Brochure

Unfired Steam Generators

The SG series commercial steam generators come as a complete packaged system capable of generating up to 30,000 lbs./hr. of saturated steam. Standard boiler steam contains chemicals and other impurities, while many applications require clean steam for their process needs. Our SG series sterilization/humidification systems separate the deionized water from the boiler water. This prevents contamination of the “clean” steam. These units are commonly used in hospitals as clean steam humidifiers, pharmaceutical plants, research laboratories, food & beverage processors, and temperature and/or humidity-controlled storage facilities. They come completely packaged with all components pre-mounted and pre-piped, which makes installation simple – typically all that is required is connection to the site utilities.

Key Features and Benefits

  • ASME designed, built, tested, and “U” stamped for safe operation up to 150 PSIG for 135 PSIG.
  • All unit exteriors are supplied with jacketed insulation and come completely assembled and ready for installation and start-up.
  • Our Control Master II® panel with a digital PAC controller with easy-to-navigate LCD panel for local monitoring and set point adjustment comes standard.
  • Accepts remote set point changes and can re-transmit system information by analog signals or digital signals via standard Modbus® or BACnet® network communications protocols.

Materials of Construction

  • The SG series clean steam generators are offered with carbon steel, ASTM type 304, or type 316L stainless steel* tanks.

    *Stainless steel is typically used with deionized water for producing steam for food processing and medical services. If used with any other application, the incoming feedwater should be carefully checked for compatibility – particularly the presence of chlorides.

  • Standard materials for the heating element tubes will be copper, 90-10 Cu-Ni, or stainless steel (for deionized water).
  • The external piping is carbon steel, socket welded as appropriate to minimize the potential for leakage.
Frequently Asked Questions
How does an unfired clean steam generator prevent boiler chemical contamination?
The RECO SG Series unfired clean steam generators use a heat exchanger to separate treated boiler water or plant steam from incoming deionized (DI) water. The isolated heat exchanger setup prevents boiler chemicals from contaminating the clean steam supply.
What is clean steam used for?
Clean steam is chemical-free steam made from purified water, so it won’t contaminate surfaces or products. It’s mainly used to sterilize medical equipment, control humidity in cleanrooms, and process food and drinks.
What is the difference between clean steam and pure steam?
The main difference between clean steam and pure steam comes down to how sterile it needs to be and which industry rules apply. Clean steam uses pure water to keep boiler chemicals out of processes like humidification or sterilization. Pure steam has a much higher bar to meet pharmaceutical guidelines in terms of sterility. It is required for making injectable medications and biotechnology products.
Technical Documents
  • O&M
  • CSI

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