DX Air Handling Units

⚙️ Specifications (Typical): Parameter Range / Description
Airflow
1 500 – 25 000 m³/h
Cooling type
Direct refrigerant evaporation (R410A, R407C, R32, etc.)
Refrigerant lines
Connection to outdoor unit: suction line and liquid line
Fan type
EC plug-fan / Centrifugal fan
Heat exchanger type
Copper-aluminum DX coil
Enclosure
50 mm thick panels with thermal and sound insulation
Casing material
Galvanized / stainless steel, polymer coating
Filtration
G4 + F7 (HEPA installation possible upon request)
Noise level
48–65 dBA (depends on configuration)
Automation
Built-in controller / Modbus / BMS
Leakage class
L1 / F9 according to EN 1886

✅ Design advantages:

• No water heat exchanger → no pump group required
• Quick installation: only piping and power supply
• Compact design and high energy efficiency
• Minimal maintenance requirements
• Suitable for installation in confined spaces

🏢 Areas of application:

• Office buildings
• Shopping malls
• Commercial premises
• Supermarkets
• Technical areas with constant load