Model
OBAIR FLLG***GAFSN | 20460 — R134a four-pipe variant
OBAIR FLLG***GAFSN | 20460 — R134a four-pipe variant is listed in the OBAIR catalogue. Single-cooling capacity: 458 kW; Single-cooling input power: 140.9 kW. Confirm the project operating conditions before selection.
When to consider this equipment
Use this category for chilled-water or heat-pump duties after the design temperatures, capacity, ambient or source conditions and hydraulic arrangement are known.
What to include in an enquiry
Provide cooling and heating duty, water temperatures and flow, ambient or source range, refrigerant restrictions, electrical supply, sound limits and redundancy requirements.
Verified technical data
FLLG***GAFSN | 20460
- Single-cooling capacity
- 458 kW
- Single-cooling input power
- 140.9 kW
- Single-heating capacity
- 509 kW
- Single-heating input power
- 140.9 kW
- Cooling capacity during simultaneous cooling and heating
- 480 kW
- Heating capacity during simultaneous cooling and heating
- 595 kW
- Input power during simultaneous cooling and heating
- 136.6 kW
- Power supply
- Three-phase Five-wire System 380V/3N~/ 50Hz
- Compressor type
- Semi-hermetic Twin-screw Type
- Compressor start-up method
- Y-Δ
- Compressor count
- 2 count
- Axial-flow fan type
- Low-noise, high-efficiency, waterproof and weather-resistant AxiFlow Fan
- Number of axial-flow fans
- 8 count
- Chilled-water heat-exchanger type / pressure rating
- Horizontal Shell-and-tube Heat Exchanger/1.0MPa
- Chilled-water flow rate
- 83 m3/h
- Chilled-water pressure drop
- 55 kPa
- Chilled-water inlet/outlet ports
- 125 DN
- Hot-water heat-exchanger type / pressure rating
- Horizontal Shell-and-Tube Heat Exchanger/1.0MPa
- Hot-water flow rate
- 102 m3/h
- Hot-water pressure drop
- 60 kPa
- Hot-water inlet/outlet ports
- 125 DN
- Outline length
- 4800 mm
- Outline width
- 2250 mm
- Outline height
- 2790 mm
- Unit weight
- 4980 kg
- Operating weight
- 5160 kg
On request
3D model not yet available
Selection from project conditions is available on enquiry