J-Series 170JS-V screw compressor

MYCOM has developed screw compressor 170JS-V, which forms part of its J-Series / 170J class series of screw compressors for industrial refrigeration applications.

170JS-V basic specifications
  • Type of Construction: screw compressor
  • Refrigerant: NH3, CO2, HC
  • Maximum operating discharge pressure: 3.2 MPaG
  • Maximum operating suction pressure: 1.0 (MPaG)
  • Oil feed: Differential oil feeding
  • Maximum speed of rotation: 4500 rpm
  • Minimum speed of rotation: 1450 rpm
  • Theoretical displacement @3550rpm: 469 m3/h
  • Theoretical displacement @2950rpm: 390 m3/h
  • Weight: 685 kg

  • New rotor lobe profile (J-profile) for higher efficiency and lower noise
  • 3.5MPa design pressure for a wide range of applications (MAWP ≤ 3.2 MPa)
  • Infinitive capacity control by a slide valve (25 – 100%)
  • Long shaft life (over 40,000 hrs)
  • Auto Vi control (3 step control)
  • Capacity control and Vi control valves mounted on the compressor
  • Built-in suction check valve and flange motor option keep the compressor unit simple and compact

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