BE-2x280DB1-B01C C
278.59 kW
Dry cooler BE-2x291BB1-C04C C
Defrost: None
Product code: BE-2x291BB1-C04C C
- Heat rejection i
- 278.97 kW
- Air flow
- 107,629 m³/h
- Fans
- 4 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 107,629 m³/h |
|---|---|
| External surface | 633.8 m² |
| Inner volume | 94.9 dm³ |
| Fin material | Aluminium |
| Net weight | 1,175 kg |
| Quantity | 4 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 11,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 64.0 dB(A) |
|---|---|
| Sound power | 96.0 dB(A) |
| Energy class | E |
| Inlet | 2 1/2" |
|---|---|
| Outlet | 2 1/2" |
| BE-2x291BB1-C04C 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)
- 278.973 kW Fluid flow 48.42 m³/h Pressure drop 96.7 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 225.024 kW Fluid flow 39.06 m³/h Pressure drop 66.1 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 | 159.98 | not rated | not rated | not rated | not rated | not rated |
| 40 | 278.97 | 160.69 | not rated | not rated | not rated | not rated |
| 45 | 395.60 | 279.08 | 161.33 | not rated | not rated | not rated |
| 50 | 511.49 | 395.16 | 279.19 | 161.90 | not rated | not rated |
| 55 | 627.01 | 510.53 | 394.82 | 279.36 | 162.47 | not rated |
| 60 | 742.34 | 625.55 | 509.75 | 394.62 | 279.65 | 163.08 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 129.90 | not rated | not rated | not rated | not rated | not rated |
| 40 | 225.02 | 130.47 | not rated | not rated | not rated | not rated |
| 45 | 318.04 | 225.09 | 130.99 | not rated | not rated | not rated |
| 50 | 410.37 | 317.66 | 225.19 | 131.49 | not rated | not rated |
| 55 | 502.40 | 409.58 | 317.39 | 225.37 | 132.01 | not rated |
| 60 | 594.25 | 501.19 | 408.97 | 317.29 | 225.67 | 132.58 |
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) | 278.973 | 48.42 | 96.7 |
| Low speed (Y) | 225.024 | 39.06 | 66.1 |
Dimensions
| A | 2511 mm |
|---|---|
| B | 2300 mm |
| C | 2850 mm |
| F | 2230 mm |
| G | 3450 mm |
| E1 | 1230 mm |
| H | 3100 mm |
| D IN | 2 1/2" |
| D OUT | 2 1/2" |
| Length | 2850 mm |
|---|---|
| Width | 2300 mm |
| Height | 2511 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.