BE-2x280DC1-B01T C
336.32 kW
Dry cooler BE-491BC5-B04 C
Defrost: None
Product code: BE-491BC5-B04 C
- Heat rejection i
- 336.79 kW
- Air flow
- 111,178 m³/h
- Fans
- 4 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 111,178 m³/h |
|---|---|
| External surface | 955.7 m² |
| Inner volume | 134.9 dm³ |
| Fin material | Aluminium |
| Net weight | 1,125 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-491BC5-B04 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)
- 336.788 kW Fluid flow 58.45 m³/h Pressure drop 49.8 kPa
- Heat rejection · Low speed (Y)
- 269.742 kW Fluid flow 46.81 m³/h Pressure drop 33.4 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 | 195.05 | not rated | not rated | not rated | not rated | not rated |
| 40 | 336.79 | 195.71 | not rated | not rated | not rated | not rated |
| 45 | 475.10 | 336.43 | 196.28 | not rated | not rated | not rated |
| 50 | 612.34 | 473.89 | 336.14 | 196.79 | not rated | not rated |
| 55 | 749.06 | 610.27 | 472.83 | 335.96 | 197.33 | not rated |
| 60 | 885.52 | 746.20 | 608.51 | 472.05 | 335.99 | 197.97 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 157.26 | not rated | not rated | not rated | not rated | not rated |
| 40 | 269.74 | 157.79 | not rated | not rated | not rated | not rated |
| 45 | 379.19 | 269.38 | 158.23 | not rated | not rated | not rated |
| 50 | 487.65 | 378.09 | 269.10 | 158.66 | not rated | not rated |
| 55 | 595.67 | 485.86 | 377.16 | 268.92 | 159.11 | not rated |
| 60 | 703.45 | 593.22 | 484.36 | 376.50 | 268.96 | 159.65 |
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) | 336.788 | 58.45 | 49.8 |
| Low speed (Y) | 269.742 | 46.81 | 33.4 |
Dimensions
| A | 1958 mm |
|---|---|
| B | 1210 mm |
| C | 5260 mm |
| F | 1050 mm |
| G | 5860 mm |
| E1 | 1230 mm |
| E2 | 1200 mm |
| D IN | 2 1/2" |
| D OUT | 2 1/2" |
| Length | 5860 mm |
|---|---|
| Width | 1210 mm |
| Height | 1958 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.