- 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.
- Documentation
- Contact
- Germany (de)
OS.A95 SERIES AND OS.A105 SERIES
IQ MODULE
OS.A95 SERIES AND OS.A105 SERIES
On the notepadThe OS.A95 series of open-drive screw compressors from BITZER is specially designed for industrial ammonia applications. The series combines strong refrigerating capacity with proven reliability and outstanding energy efficiency in full and part load. The integrated IQ MODULE simplifies installation and maintenance and increases the availability of the system.
The new OS.A105 expands the existing product line and delivers even better efficiency in full and part load. The hallmarks of the OS.A105 series are its higher refrigerating capacity, its versatility ranging from low-temperature applications to chilling and its optimised energy efficiency. BITZER is setting new standards in terms of performance and efficiency with the OS.A105 series.
Refrigerant
- Natural refrigerant with no global warming potential
- R717 (NH3)
Product range
- OS.A95: Four displacement levels from 700 .. 1015 m³/h at 2900 rpm
- OS.A105: Three displacement levels from 1400 .. 2000 m³/h at 2900 rpm
Certifications
- CE
- EAC
- UL (IQ MODULE)
Industry sectors
- Food and beverages industry
- Chemical and pharmaceutical industry
- Leisure and sports industry
- Marine and offshore industry
Applications
- Refrigerated MT and LT storage
- Blast chilling/freezing systems
- Process and A/C liquid chillers
- Ice production
- Ice rinks
-
Features
Highlights
- Industry-leading efficiency in full and part load operation
- Outstanding wide application range
- Easy parallel compounding for increased system capacity
- Suitable for VSD operation
- Speed range 1,450 ... 4,000 rpm
Cutting-edge technology
- On-board IQ MODULE
- Protection, monitoring, analysis, operation and communication
- Double slider technology
- Stepless mechatronic capacity regulation: 100% ... 10%
- Automatic Vᵢ adaptation
Product versions
- OSKA: Universal for MT, LT and A/C applications
- OSNA: Increased efficiency in LT applications
-
Benefits
Reduced life cycle costs
- Very low operating costs due to outstanding high energy efficiency
- Long lifetime due to high robustness and low-vibration design
- Low maintenance costs due to service-friendly design
- BITZER Global Service network for quick spare part availability all over the world
Operational safety and reliability
- High compressor reliability
- Application limits monitoring
- Advanced oil management
- All compressors are 100% factory-tested and pre-parameterised
Flexibility
- Wide application range enables flexible use
- In a wide range of system configurations
- Mechatronic capacity control or variable-speed drive
- Easy parallel operation of compressors due to internal discharge check valve
-
Accessories
Compressor-related accessories
- Wide range of suction and discharge bushings and discharge gas shut-off valves
- Matching couplings and coupling housings
- Adaptor and shut-off valve for economiser connection
- OS.A105: external suction line gas filter
System-related accessories
- Primary and secondary oil separators
- Oil separators for NH₃: OA..A series
- Combined oil separators for NH₃: OAC series; OAHC series
- Secondary oil separators for NH₃: OAS series
- Oil coolers
- Water cooled oil coolers for NH₃: OW..A series
- Liquid receivers:
- Horizontal liquid receivers for NH₃: F..A series
-
Video
Efficient BITZER OS.A95 ammonia screw compressors: flexible and eco-friendly
Documentation
Operating instructions*
*For further documentation please choose Product Type
Products
Technical Data OPEN IN SOFTWARE $- get to top level node -$ TO DOCUMENTATION
Technical Data OPEN IN SOFTWARE $- get to top level node -$ TO DOCUMENTATION
Technical Data OPEN IN SOFTWARE $- get to top level node -$ TO DOCUMENTATION
Technical Data OPEN IN SOFTWARE $- get to top level node -$ TO DOCUMENTATION
Technical Data OPEN IN SOFTWARE $- get to top level node -$ TO DOCUMENTATION
Technical Data OPEN IN SOFTWARE $- get to top level node -$ TO DOCUMENTATION
* Displacement in m³/h at 2900/3500 rpm