🔧 Technical Specifications
- Power Range: 37–75 kW
- Pressure Range: 4–10 bar
- Free Air Delivery (FAD): 5.1 to 12.7 m³/min at 7 bar g
- Cooling Options: Air-cooled and Water-cooled
- Drive Types: Fixed Speed and Variable Speed (RS)
- Air Quality Certification: ISO 8573-1:2010 Class 0 (100% oil-free and silicone-free)
- Noise Level: 63–80 dB(A)
- Weight: 1,579 to 2,682 kg
- Dimensions (L × W × H): 2,080–2,248 mm × 1,115–1,372 mm × 1,917–2,070 mm
⚙️ Key Features
- Two-Stage Compression: Ensures high efficiency and reliability with near-isothermal compression.
- UltraCoat™ Rotor Protection: Patented coating for corrosion resistance and extended airend life.
- Advanced HPM Motors (RS Models): Offer best-in-class efficiency, unlimited starts/stops, and over 30% energy savings compared to conventional motors.
- Delcos XL Controller:
- 5.7″ color display with intuitive navigation.
- Real-time monitoring of over 30 parameters.
- Modbus interface for BMS connectivity.
- Ethernet connection for remote access via iConn.
- Energy Recovery System (ERS Ready): Captures waste heat for energy savings.
- Hot Air Discharge Option: Provides low pressure dew points without additional energy consumption via HOC dryer.
- Robust Design: Features stainless steel air seals, oversized bearings, and precision-machined gears for durability.
- Maintenance-Friendly: Easy access to components with no special tools required; 8,000-hour coolant change interval.
📊 Performance Overview
| Model | Power (kW) | FAD (m³/min @ 7 bar g) | Cooling | Drive Type |
| D37 | 37 | Up to 5.1 | Air/Water | Fixed/RS |
| D45 | 45 | – | Air/Water | Fixed/RS |
| D55 | 55 | – | Air/Water | Fixed/RS |
| D75 | 75 | Up to 12.7 | Air/Water | Fixed/RS |
CompAir offers a comprehensive range of 100% oil-free rotary screw compressors in both fixed and regulated speed (RS) configurations, tailored for industries requiring the highest air purity standards, such as pharmaceuticals, food and beverage, electronics, and healthcare.
🔧 Key Features of CompAir Oil-Free Rotary Screw Compressors
- Oil-Free Air Delivery: Certified to ISO 8573-1 Class 0 (2010), ensuring absolutely no oil contamination in the compressed air, making them ideal for sensitive applications.
- Advanced Compression Technology:
- D-Series: Two-stage compression with UltraCoat™ rotor protection for enhanced durability and efficiency.
- DH-Series: Single-stage, water-injected compression for near-isothermal compression, resulting in lower energy consumption and maintenance.
- Energy Efficiency:
- Regulated speed (RS) models adjust motor speed to match air demand, reducing energy consumption.
- High-efficiency IE3 or IE4 motors and optimized airends contribute to lower operational costs.
- Intelligent Control Systems:
- Delcos XL Controller: Provides real-time monitoring of operational parameters, intuitive navigation, and remote communication capabilities for efficient management.
- Robust Design:
- Low operating temperatures and balanced compression loads extend component life.
- Sealed-for-life bearings and absence of gearboxes reduce maintenance requirements.
📊 Performance Overview
| Series | Power Range (kW) | Free Air Delivery (m³/min) | Cooling Options | Drive Types |
| D-Series | 37–315 | 5.1–51.8 | Air-cooled and Water-cooled | Fixed and Regulated Speed (RS) |
| DH-Series | 37–75 | 5.1–12.7 | Water-cooled | Fixed and Regulated Speed (RS) |
Note: Specific performance data may vary based on model and operating conditions.
📌 Applications
CompAir’s oil-free compressors are suitable for:
- Food and Beverage Processing
- Pharmaceutical Manufacturing
- Electronics and Semiconductor Production
- Medical and Healthcare Facilities
- Chemical Processing
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