BE-991AD5-B04 C
875.43 kW
Dry cooler BE-2x491FB1-B04T C
Defrost: None
Product code: BE-2x491FB1-B04T C
- Heat rejection i
- 876.05 kW
- Air flow
- 236,691 m³/h
- Fans
- 8 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 236,691 m³/h |
|---|---|
| External surface | 3,816.9 m² |
| Inner volume | 733.9 dm³ |
| Fin material | Aluminium |
| Net weight | 3,578 kg |
| Quantity | 8 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 22,400 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 66.0 dB(A) |
|---|---|
| Sound power | 99.0 dB(A) |
| Energy class | D |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BE-2x491FB1-B04T 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)
- 876.050 kW Fluid flow 151.91 m³/h Pressure drop 45.0 kPa
- Heat rejection · Low speed (Y)
- 693.631 kW Fluid flow 120.31 m³/h Pressure drop 29.6 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 | 520.14 | not rated | not rated | not rated | not rated | not rated |
| 40 | 876.05 | 519.95 | not rated | not rated | not rated | not rated |
| 45 | 1222.61 | 872.59 | 519.75 | not rated | not rated | not rated |
| 50 | 1565.94 | 1216.08 | 869.49 | 519.60 | not rated | not rated |
| 55 | 1907.80 | 1556.50 | 1210.33 | 866.96 | 519.76 | not rated |
| 60 | 2248.84 | 1895.51 | 1548.24 | 1205.65 | 865.29 | 520.36 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 415.36 | not rated | not rated | not rated | not rated | not rated |
| 40 | 693.63 | 414.98 | not rated | not rated | not rated | not rated |
| 45 | 963.84 | 690.41 | 414.59 | not rated | not rated | not rated |
| 50 | 1231.36 | 958.08 | 687.55 | 414.22 | not rated | not rated |
| 55 | 1497.63 | 1223.16 | 953.02 | 685.24 | 414.20 | not rated |
| 60 | 1763.20 | 1487.05 | 1215.99 | 948.89 | 683.67 | 414.60 |
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) | 876.050 | 151.91 | 45.0 |
| Low speed (Y) | 693.631 | 120.31 | 29.6 |
Dimensions
| A | 2880 mm |
|---|---|
| B | 2400 mm |
| C | 10050 mm |
| F | 2330 mm |
| G | 10650 mm |
| E1 | 2450 mm |
| E2 | 4800 mm |
| H | 10300 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 10650 mm |
|---|---|
| Width | 2400 mm |
| Height | 2880 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.