AirBoost Series: High-Performance Air-Cooled Screw Chillers
Midea's advanced air-cooled screw chiller technology engineered for demanding operating conditions, available with R134a or low-GWP R513A refrigerant options.
Product Overview
The AirBoost series features semi-hermetic screw compressors with variable frequency drives to deliver consistent cooling capacity across wide temperature ranges, including T3 high-temperature environments.
Series Specifications
R134a T3 Series
- Cooling capacity: 397 to 1,449 kW
- Single compressor models: 115 to 275 RT
- Dual compressor models: 330 to 410 RT
- R134a refrigerant
- Semi-hermetic screw compressor with VFD
- Flooded evaporator design
- Operating temperature range: -25 to 52°C
- COP of 3.4 or higher under AHRI conditions
- IPLV of 5.0 or higher
- Direct and indirect free cooling options available
- Modular configuration up to 8 units
- 60 Hz operation
R513A T3 Series (Low GWP)
- Cooling capacity: 316 to 1,335 kW
- R513A refrigerant with reduced global warming potential
- Semi-hermetic screw compressor with VFD
- Flooded evaporator design
- Operating temperature range: -25 to 52°C
- COP of 3.4 or higher under AHRI conditions
- IPLV of 5.0 or higher
- Direct and indirect free cooling options available
- Modular configuration up to 8 units
- 60 Hz operation
Technical Comparison
| Parameter |
R134a T3 Series |
R513A T3 Series |
| Cooling Capacity |
397-1,449 kW |
316-1,335 kW |
| Single Compressor |
115-275 RT |
-- |
| Dual Compressor |
330-410 RT |
-- |
| Refrigerant |
R134a |
R513A (Low GWP) |
| Compressor Type |
Semi-Hermetic Screw + VFD |
Semi-Hermetic Screw + VFD |
| Evaporator Type |
Flooded |
Flooded |
| Operating Range |
-25 to 52°C |
-25 to 52°C |
| COP (AHRI Conditions) |
3.4+ |
3.4+ |
| IPLV |
5.0+ |
5.0+ |
| Free Cooling Options |
Direct / Indirect |
Direct / Indirect |
| Modular Configuration |
Up to 8 units |
Up to 8 units |
| Frequency |
60 Hz |
60 Hz |
Application Scenarios
- Industrial process cooling in high-ambient regions
- Telecommunication base station cooling
- Large-scale data center facilities
- Manufacturing plants with high cooling demand
- District cooling plants
- Free cooling applications in temperate climates
Certifications & Standards
- AHRI 551/591 - Performance rating for reciprocating and screw liquid chilling packages
- T1/T3/FC AHRI - High temperature and free cooling operating condition ratings
- Eurovent - European certification for equipment performance verification