CSH(P)65.EX–CSH(P)95.EX

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CSH(P)65.EX–CSH(P)95.EX

Etalase : BITZER SCREW COMPRESSORS SEMI HERMETIC, COMPACT

The compact screw compressor series CSH(P).EX for use in hazardous atmosphere has been designed especially for use in Zone 1 and Zone 2 (ATEX) according to the EU Directive 1999/92/EC (ATEX 137) and complies with the requirements of ATEX marking for equipment group II 2G, gas groups IIB and IIC and temperature class T4. They have been built in accordance with state-of-the-art methods and current European regulations.


Refrigerants

  • Standard refrigerants
    • R134a, R1234yf, R1234ze(E),
      R450A, R513A, R407C, R22
  • Hydrocarbon refrigerants
    • R290 (propane)

Product range

  • Displacements: 137 .. 1120 m³/h @ 50 Hz
  • Standard series
    • CSH65.EX
      CSH75.EX
      CSH85.EX
      CSH95.EX
  • Hydrocarbon series (propane)
    • CSHP65.EX
      CSHP75.EX
      CSHP85.EX
      CSHP95.EX

Applications

  • Explosion-proof comfort
    cooling and heating liquid chillers
  • Explosion-proof process
    cooling and heating liquid chillers

Industry sectors

  • On- and offshore oil-and-gas facilities
  • Chemical industry
  • Pharmaceutical industry
  • Many more

Certifications:

  • CE
  • EU Explosion Protection Directive
    2014/34/EU (ATEX 114)

Features

Highlights

  • Explosion-proof design according to EU Directive 2014/34/EU (ATEX 114)
    • ATEX marking with standard painting: Ex II 2G Ex h db eb ib mb IIB T4 Gb
    • ATEX marking with electrostatic discharge (ESD) painting: Ex II 2G Ex h db eb ib mb IIC T4 Gb
  • Oil level control (OLC min) as standard
  • Applicable in Zone 1 and Zone 2 according to EU Directive 1999/92/EC (ATEX 137)

Capacity regulation

  • Mechatronic capacity regulation with integrated capacity slider
    • 4-step (CR100...75...50...25%)
    • stepless (CR100...25%)

Flexible operating modes

  • Standard
  • Eco-operation
  • Liquid injection operation
  • Oil-cooler operation

Benefits

  • Applicable in hazardous areas Zone 1 and Zone 2 acc. to EU 1999/92/EG (ATEX 137) with explosive gas, vapor and mist atmospheres
  • Comprehensive capacity range available with displacements of 137 .. 1120 m³/h @ 50 Hz
  • Wide application limits for use in manifold cooling and heating chiller applications
  • Wide range of applicable refrigerants including new low GWP HFOs and propane (R290)
  • Very low operating costs due to outstanding high energy efficiency in full and part load
  • Long lifetime due to high robustness and low-vibration design

Easy to apply

  • Easy performance calculation and compressor selection via BITZER software
    • Same performance data as standard CSH series

Reliability and flexibility

  • All compressors are 100% factory-tested
  • Integrated mechanical slider capacity
    regulation (CR) and start unloading (SU)

Accessories

Ex-proof accessories

  • Ex-proof oil heater
  • Ex-proof opto-electrical oil level
    monitoring (OLC max)

Paintings

  • For use with gas group IIB
    • Standard: BITZER green painting
    • Option: improved corrosion protection painting
    • Intended by DIN EN ISO 12944 or Norsok M-501
  • For use with with gas group IIC
    • Standard: electrostatic discharge
      (ESD) painting
    • Option: improved corrosion protectionESD painting
        • Intended by DIN EN ISO 12944 or Norsok M-501

Comprehensive options

  • High variety of suction and
    discharge bushes and shut-off valves
  • Eco-adpter with pulsation damper (Eco)
  • Liquid injection adapter (LI)
  • Oil cooler adapter (OC)