BE-491AB1-B04 C
342.78 kW
Dry cooler BE-2x280DD5-B01T C
Defrost: None
Product code: BE-2x280DD5-B01T C
- Heat rejection i
- 342.13 kW
- Air flow
- 87,123 m³/h
- Fans
- 4 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 87,123 m³/h |
|---|---|
| External surface | 1,641.5 m² |
| Inner volume | 227.1 dm³ |
| Fin material | Aluminium |
| Net weight | 1,716 kg |
| Quantity | 4 |
|---|---|
| Diameter | 800 mm |
| Speed | 900 rpm |
| Power | 7,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 54.0 dB(A) |
|---|---|
| Sound power | 86.0 dB(A) |
| Energy class | D |
| Inlet | 2 1/2" |
|---|---|
| Outlet | 2 1/2" |
| BE-2x280DD5-B01T C | None |
|---|
Performance
Fluid inlet 35–60 °C (outlet = inlet − 5 K, at least 5 K above the air inlet); air inlet 25…50 °C.
WATER 40 → 35 °C, air inlet 25 °C
- Heat rejection · High speed (Δ)
- 342.131 kW Fluid flow 59.33 m³/h Pressure drop 62.9 kPa
- Heat rejection · Low speed (Y)
- 264.520 kW Fluid flow 45.87 m³/h Pressure drop 39.7 kPa
Heat rejection [kW]: Air inlet × fluid inlet (range 5 K)
WATER; rows: fluid inlet [°C], outlet = inlet − 5 K; columns: air inlet temperature. The highlighted cell is the nominal point. "—": not rated by the manufacturer.
≈ 1.23 estimate — vendor data irregular here
High speed (Δ)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 206.73 | not rated | not rated | not rated | not rated | not rated |
| 40 | 342.13 | 206.31 | not rated | not rated | not rated | not rated |
| 45 | 473.86 | 340.41 | 205.92 | not rated | not rated | not rated |
| 50 | 604.36 | 470.94 | 338.87 | 205.57 | not rated | not rated |
| 55 | 734.29 | 600.29 | 468.38 | 337.63 | 205.41 | not rated |
| 60 | 863.93 | 729.11 | 596.74 | 466.28 | 336.76 | 205.49 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 161.09 | not rated | not rated | not rated | not rated | not rated |
| 40 | 264.52 | 160.75 | not rated | not rated | not rated | not rated |
| 45 | 364.85 | 263.04 | 160.39 | not rated | not rated | not rated |
| 50 | 464.19 | 362.41 | 261.74 | 160.11 | not rated | not rated |
| 55 | 563.08 | 460.83 | 360.28 | 260.68 | 159.93 | not rated |
| 60 | 661.71 | 558.81 | 457.90 | 358.54 | 259.96 | 159.90 |
Nominal rating
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
| Fan connection | Heat rejection [kW] | Fluid flow [m³/h] | Pressure drop [kPa] |
|---|---|---|---|
| High speed (Δ) | 342.131 | 59.33 | 62.9 |
| Low speed (Y) | 264.520 | 45.87 | 39.7 |
Dimensions
| A | 2778 mm |
|---|---|
| B | 2400 mm |
| C | 4050 mm |
| F | 2330 mm |
| G | 4650 mm |
| E1 | 1850 mm |
| H | 4300 mm |
| D IN | 2 1/2" |
| D OUT | 2 1/2" |
| Length | 4650 mm |
|---|---|
| Width | 2400 mm |
| Height | 2778 mm |
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The data are illustrative and may change without notice. Capacities are interpolated from the manufacturer's rating grid; points the manufacturer did not rate are shown as "not rated" and never estimated.