22-75 kW 
7,5-8,5-10 bar 
1,03-16 m³/min
Oil Injected, Two-Stage, Direct Coupled, Variable Speed
Rotary Screw Air Compressors
Next gen compact compressors maximize your energy saving, minimize your total cost of own.
General Features
• IE5 efficiency-class IPM electric motors
• Two-stage screw block
• Water cooling (37 kW and above)
• Soft start with variable speed power transmission
• Operating with low noise level
• Integrated dryer (optional)
• Heat recovery (optional).
Screw Block
• Two-stage screw produces energy efficiency by up to 10%
• Higher flow rate by up to 10%.
• Thanks to low compression rate low axial and compression forces
• Zero transmission losses by compact direct power transmission
• No requirement for a power transmission element results in a compact design
• Low axial and compression forces due to low compression ratio between screw blocks
• Thanks to low rotor speeds, a long service life
• Thanks to two-stage compression, low noise and vibration levels
Electric Motor
• Ultra Premium IE5 energy efficiency-class electric motors
• Internal Permanent Magnet Motor (IPM)
• Compact design
• F-class insulation
• Optimum oil cooling at all speeds for high efficiency
• Low noise levels
• Grease-free lubricated motor bearings
Electric Motor Drive
• The drive and IPM meet the requirements of IES2 (EN50598)
• Functionality in a single unit
• Uses fewer components
• Long service life helps minimize environmental impac
Oil Filter
• Non-metallic, environmentally friendly and recyclable oil filter
• Aluminium housing
• Easy maintenance
• Compact design
Water Separator
• Compact, integrated, and unique design
• Separation performance is %99 even in very hot and humid conditions
• High energy efficiency with minimal pressure loss
Air Filter
• Two-stage filtration (Initial filtration/precision filtration)
• 99.9% efficiency in particle separation down to microns
• Low pressure loss (starting pressure fall<3mbar)
• Easy maintenance
• Long service life
Cooling System
• High cooling efficiency in compact air and oil heat exchangers
• Suitable design for operating up to 45°C
• Radial fan for high cooling efficiency (37 kW and above)
• Low noise level with low speed radial fans
• Cooling fan driver for maximum energy efficiency
Controller
• 7” LED Display
• Group operation of up to 4 compressors
• Possibility to choose Master/Slave compressor
• Fast communication with ModbusTCP
• Ability to connect to customer DCS system via ModbusTCP
• Compact construction with integrated driver and controller
• Weekly scheduler for starting/stopping the machine at 2 different time intervals can be individually set for each day of the week
• Dual PID feature can run simultaneous PID for temperature and pressure
• Pressure PID ensures energy-efficient operation by maintaining the pressure at the desired level
• Temperature PID controls the fan speed to maintain the screw block’s most efficient operating temperature
• All inverter and compressor control data are managed from a single point
• Ability to determine co-aging times of the system with selectable parameters
• Built-in phase sensor
• User-friendly on-screen interface
1,5-30 kW 8-10 bar 0,16-3,4 m³/min
TECHNICAL SPECIFICATION
- Unit performances measured in reference conditions which are 1 bar absolute air Pressure, %0 relative humidity, 20°C inlet air temperature, 71°C thermostatic valve set temperature and use of Smartoil.
- Hertz Kompressoren reserves its rights to make changes in its products and specifications without prior notice.
* Refers to free air delivery measured according to ISO 1217:2009, Annex E standard.
