M&MRefrigeration, Inc.

 

Screw Compressor Packages

All M&M screw compressor packages are designed for a wide range of industrial refrigeration purposes to ensure maximum reliability and efficiency, operational safety, trouble-free operation and easy maintenance. Standard screw compressor packages include the following common main features:

Screw Compressor Packages

Standard Package Design

  • Highly effective three-stage oil separator with coalescing filter elements; oil separators constructed according to current ASME codes, and furnished with access manway, sight glasses for oil level inspection, electricalheating element, dual relief valves, and oil drain valves
  • Liquid injection oil cooling including stop valve, strainer, solenoid valve, motorized expansion valve
  • Suction strainer
  • Suction and discharge check valves
  • 15 micron oil filter
  • High quality flexible coupling and OSHA-approved coupling guard
  • Stepless capacity control
  • M&M Microprocessor Control Panel
Screw Compressor Packages

Available Package Options

  • Compressor motor; open drip proof is standard, other enclosures available
  • Compressor motor starters: solid state, variable frequency drive, auto-transformer, wye-delta, or across-the-line; many enclosures and voltages available
  • Oil cooling options: thermosyphon and water-cooled
  • Single stage compressor package with factory installed DX economizer
  • Economizer port valve station for flash economizer systems
  • Dual oil filters
  • Suction and discharge stop valves
  • Dual compressor packages


In addition, M&M screw compressors can be provided with other refrigeration system components such as evaporators, condensers, and pressure vessels in a factory-assembled, pre-piped and pre-wired package.



Additional Packages

  • M-Series (Mycom)

H-Series Compressor

Ratings are based on water cooled or thermosyphon oil cooling, saturated suction temperature °F, with 10°F liquid subcooling from condenser. Booster ratings with liquid cooling to intermediate temperature. Economizer is flash type. Dimensions and weights are based on R717 high stage with thermosyphon oil cooling. All ratings are at 3550 RPM.

D-Series Compressor

Ratings are based on water cooled or thermosyphon oil cooling, saturated suction temperature °F, with 10°F liquid subcooling from condenser. Booster ratings with liquid cooling to intermediate temperature. Economizer is flash type. Dimensions and weights are based on R717 high stage with thermosyphon oil cooling. All ratings are at 3550 RPM.

Top of Page