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Oil Free Air Compressor ZT 55-90 / ZR 75-900

ShangHai Exthin Machinery co.,ltd
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Oil Free Air Compressor ZT 55-90 / ZR 75-900

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Oil-free screw compressors

Your benefits


A complete and flexible solution

  • Apart of the oil-free piston and scroll, rotary blower and turbine compressors, there is also a wide variety of oil-free screw compressors available. As no oil is injected, there will be no contact with the air and any oil.
  • The compressors are coming in several kinds depending on the pressure, drive as VSD or the cooling method and even as water injected screws, our
    AQ-compressors.
  • In fact we have for every application a compressor available, therefore the compressors listed here are only a part of the full portfolio.

Flexible installation and operation

  • Flanged air and water connection, on same side of unit for easy installation
  • Marine motor with reduced starting current, avoiding stress on generator system
  • Elektronikon® (MKIV) regulation, ensuring reliable and safe operation
  • Control panel (MKIV) including hour counter, amp meter, high-temperature outlet, motor overload, low cooling water, motor heating on (lamp), auto operation sign and general alarm
  • 50Hz units available

Saving space

  • There are some compressors ready for the Marine with small footprint and open design.

Ease of operation

  • Voltage free contacts to customer installation (open-closed): automatic operation, general warning, general shut-down, load-unload, motor running and local-remote
  • Analogue signals to customer installation (4-20mA): all signals can be provided such as, but not limited to, outlet pressure and
    motor current, temperature, etc

Technical Specifications

Compressor
Max. working pressure Capacity FAD* Motor power Cooling
  bar(e) m³/h kW  
60 Hz        
ZT 55-90 7.25 - 10.4 446 - 936 55 - 90 air-cooled
ZT 110-275 7.5 - 10 940 - 2613 110 - 275 air-cooled
ZR 75-90 9 - 10.4 284 - 936 75 - 90 water-cooled
ZR 132-315 8.6 - 10.4 max. 3009 132 - 315 water + air-cooled
ZR 400-900 8.6 - 10.4 1296 - 8842 400 - 900 water-cooled
ZD and ZD VSD 30 - 42 1117 - 4044 220 - 400 water-cooled


China Oil Free Air Compressor ZT 55-90 / ZR 75-900 wholesale

Oil Free Air Compressor ZT 55-90 / ZR 75-900 Images

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