BITZER - Logo
  • myBITZER
  • BITZER SOFTWARE
  • ePARTS

    ePARTS makes finding the appropriate spare parts for our products fast and easy. The parts are listed according to the model range and appear as a simple zoomable expanded-view drawing. The software is free of charge. As a direct BITZER customer registered at myBITZER, you benefit from additional advanced features – for example, the ability to view online prices of individual spare parts.

    ePARTS makes finding the appropriate spare parts for our products fast and easy. The parts are listed according to the model range and appear as a simple zoomable expanded-view drawing. The software is free of charge. As a direct BITZER customer registered at myBITZER, you benefit from additional advanced features – for example, the ability to view online prices of individual spare parts.

  • Documentation
  • Contact
  • NL / en
  • Company
      • About Us
      • BITZER worldwide
      • Group Companies
      • Responsibility at BITZER
      • Purchasing
  • Solutions
      • Refrigeration
      • Air Conditioning and Process Cooling
      • Heat pumps
      • Transport
  • Products
      • Reciprocating Compressors
      • Screw Compressors
      • Scroll Compressors
      • Condensing Units
      • Heat Exchangers and Pressure Vessels
      • Electronic components
      • Ammonia Compressor Packs
    • Tools & Archive
      • Software
      • Apps
      • Refrigerant Report
      • Original or Counterfeit?
      • Product Archive
  • Service
      • SCHAUFLER Academy Trainings & Seminars
      • Trainingen
      • ORIGINAL SPARE PARTS
      • After Sales & Repair
      • Warranty Management
      • BITZER Services
      • Marine Service Network
  • News
      • Press releases
      • Press materials and reviews
      • Events
      • BITZER magazine
      • Downloads
  • Career
      • BITZER as an employer
      • Job portal
      • FAQ
BITZER - Logo
  • NL / en
    • Back

    • Please select country and language:

    • Europe
      • Back
      • Austria / de‎
      • Belarus / en‎
      • Belgium / fr
      • Bosnia-Herzegovina / en‎
      • Bulgaria / en‎
      • Croatia / en‎
      • Cyprus / en‎
      • Czech Republic / en‎
      • Denmark / en‎
      • Denmark / dk-en‎
      • Estonia / en‎
      • Finland / en‎
      • France / fr‎
      • Germany / de‎
      • Greece / en‎
      • Hungary / en‎
      • Iceland / en‎
      • Ireland / en‎
      • Italy / it‎
      • Latvia / en‎
      • Lithuania / en‎
      • Luxembourg / fr
      • Malta / en‎
      • Netherlands / en
      • Norway / en‎
      • Poland / en‎
      • Portugal / pt‎
      • Romania / en‎
      • Russia / ru
      • Serbia & Montenegro / en‎
      • Slovakia / en‎
      • Slovenia / en‎
      • Spain / es‎
      • Sweden / en‎
      • Switzerland / de‎
      • Turkey / en‎
      • Ukraine / en‎
      • United Kingdom / en‎
    • America
      • Back
      • Argentina / es‎
      • Barbados / en‎
      • Belize / en‎
      • Bolivien / es‎
      • Bonaire, Sint Eustatius and Saba / en‎
      • Brazil / pt-br
      • Canada / en‎
      • Canada / fr‎
      • Caribbean / en‎
      • Chile / es‎
      • Colombia / es‎
      • Costa Rica / es‎
      • Cuba / es‎
      • Curacao / en‎
      • Dominican Republic / es‎
      • Ecuador / es‎
      • El Salvador / es‎
      • Grenada / es‎
      • Guatemala / es‎
      • Haiti / fr‎
      • Honduras / es‎
      • Jamaika / en‎
      • Mexico / es‎
      • Netherlands Antilles / en‎
      • Nicaragua / es‎
      • Panama / es‎
      • Paraguay / es‎
      • Peru / es‎
      • Puerto Rico / en‎
      • Puerto Rico / es‎
      • Sint Maarten (Dutch part) / en‎
      • Trinidad & Tobago / en‎
      • U.S.A. / us
      • Venezuela / es‎
    • Asia
      • Back
      • Bahrain / en‎
      • Bangladesh / en‎
      • Brunei / en‎
      • China / zh
      • Hong Kong SAR of China / en‎
      • India / in-en‎
      • India / en‎
      • Indonesia / en‎
      • Iran / en‎
      • Israel / en‎
      • Japan / ja
      • Jordan / en‎
      • Kuwait / en‎
      • Lebanon / en‎
      • Malaysia / en‎
      • Maldives / en‎
      • Myanmar / en‎
      • Oman / en‎
      • Pakistan / en‎
      • Philippines / en‎
      • Qatar / en‎
      • Saudi Arabia / en‎
      • Singapore / en‎
      • South Korea / ko‎
      • Sri Lanka / en‎
      • Syria / en‎
      • Thailand / en‎
      • U.A.E. / en‎
      • Vietnam / en‎
      • Yemen / en‎
    • Africa
      • Back
      • Algeria / fr‎
      • Angola / pt‎
      • Botswana / en‎
      • Cameroon / fr‎
      • Cameroon / en‎
      • Democratic Republic of Congo (DRC) / fr‎
      • Djibouti / fr‎
      • Egypt / en‎
      • Equatorial Guinea / es‎
      • Equatorial Guinea / pt‎
      • Equatorial Guinea / fr‎
      • Ethiopia / en‎
      • Ghana / en‎
      • Kenya / en‎
      • Lesotho / en‎
      • Libya / en‎
      • Madagascar / fr‎
      • Malawi / en‎
      • Mauritius / en‎
      • Morocco / en‎
      • Mozambique / pt‎
      • Namibia / en‎
      • Nigeria / en‎
      • Reunion / fr‎
      • Senegal / fr‎
      • Seychelles / en‎
      • Seychelles / fr‎
      • South Africa / en‎
      • Sudan / en‎
      • Swaziland / en‎
      • Tanzania / en‎
      • Tunisia / en‎
      • Uganda / en‎
      • Zambia / en‎
      • Zimbabwe / en‎
    • Australia
      • Back
        •  
      • Australia / en
        •   
      • New Zealand / en
Products Screw Compressors Open For hazardous atmosphere (ATEX) OS.(A) ex series
OS.(A)74-EX Series

OS.(A)74-EX Series

No alt text specified
No alt text specified
No alt text specified
No alt text specified

OS.(A)74-EX Series

The OS.(A)74-EX open-drive screw compressor series is dedicated to operation in hazardarous atmospheres zone 1 and zone 2. It is specially designed for installations in machines located in areas that are subject to the EU Explosion Protection Directive 2014/34/EU.

Refrigerants

  • OS.A74-EX:
    • Natural low-GWP refrigerant R717 (NH₃)
  • OS.74-EX:
    • HFC, HFC blends, HCFC, non-flammable A1

Product range

  • Four models: 165 ... 250 m³/h at 2,900 rpm

Certifications

  • EU Explosion Protection Directive 2014/34/EU

Applications

  • Explosion-proof process and A/C liquid chillers

Industry sectors

  • Oil and gas industry
  • Chemical and pharmaceutical industry
  • Marine and offshore industry

Submit request

Die Dokumente konnten nicht geladen werden.

*For further documentation please choose Product Type

Products

OSN7441ex-K  165 / 199 *

Technical Data TO DOCUMENTATION

OSN7451ex-K  192 / 232 *

Technical Data TO DOCUMENTATION

OSN7461ex-K  220 / 266 *

Technical Data TO DOCUMENTATION

OSN7471ex-K  250 / 302 *

Technical Data TO DOCUMENTATION

OSNA7452ex-K  192 / 232 *

Technical Data TO DOCUMENTATION

OSNA7462ex-K  220 / 266 *

Technical Data TO DOCUMENTATION

OSNA7472ex-K  250 / 302 *

Technical Data TO DOCUMENTATION

OSK7441ex-K  165 / 199 *

Technical Data TO DOCUMENTATION

OSK7451ex-K  192 / 232 *

Technical Data TO DOCUMENTATION

OSK7461ex-K  220 / 266 *

Technical Data TO DOCUMENTATION

OSK7471ex-K  250 / 302 *

Technical Data TO DOCUMENTATION

OSKA7452ex-K  192 / 232 *

Technical Data TO DOCUMENTATION

OSKA7462ex-K  220 / 266 *

Technical Data TO DOCUMENTATION

OSKA7472ex-K  250 / 302 *

Technical Data TO DOCUMENTATION

* Displacement in m³/h at 2900/3500 rpm

  • Imprint
  • Privacy Policy
  • Cookie settings
  • Terms and Conditions
  • Site map
  • Integrity Line