Introduction
Hydrovane, a brand under Gardner Denver, introduces the new HR Series rotary vane air compressors, focusing on regeneration and energy efficiency. The series includes models HR04, HR05, and HR07, designed for various industrial applications.

Specifications
The HR Series offers enclosed and open receiver mounted compressors ranging from 4kW to 7.5kW. Key features include:

• Direct drive with no belts or gears, reducing transfer losses.
• IE3 high-efficiency motors as standard.
• REVS reduced energy venting system to prevent pressurized starts.
• Spin-on oil filter and separator for easy maintenance.
• Compact design suitable for vertical or horizontal mounting.

New Models
The HR P Open Range introduces 5.5kW and 7.5kW open receiver mounted packages, ideal for applications not requiring fully enclosed units. These models come with a pro-controller and extended warranties.

OEM Airends
The HR compressor technology is versatile, suitable for OEM applications like snow blowing and hybrid buses. Features include direct drive coupling, compact design, and integral oil coolers.

Energy Efficiency and Technology
The HR Series incorporates several energy-saving technologies:

• SMART SERVO energy reduction system.
• Mitsubishi inverter drive for smoother operation.
• Star Delta starters across the range.

These features contribute to the most efficient 4-7kW Hydrovane compressors with record specific performance figures.

Technical Data
The document provides detailed technical specifications for various models, including maximum free air delivery (FAD), noise levels, and dimensions. The enclosed models offer configurations with dryers and receivers, enhancing versatility and performance.

Conclusion
The Hydrovane HR Series represents a significant advancement in rotary vane compressor technology, combining familiar design elements with innovative features to meet modern energy efficiency demands.