BE-2x480FC1-B01C C
748.59 kW
Dry cooler BE-991EB5-B04 C
Defrost: None
Product code: BE-991EB5-B04 C
- Heat rejection i
- 748.31 kW
- Air flow
- 250,683 m³/h
- Fans
- 9 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 250,683 m³/h |
|---|---|
| External surface | 2,044.0 m² |
| Inner volume | 470.2 dm³ |
| Fin material | Aluminium |
| Net weight | 2,494 kg |
| Quantity | 9 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 25,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 67.0 dB(A) |
|---|---|
| Sound power | 99.5 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BE-991EB5-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)
- 748.306 kW Fluid flow 129.87 m³/h Pressure drop 84.5 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 603.235 kW Fluid flow 104.69 m³/h Pressure drop 57.6 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 | 437.29 | not rated | not rated | not rated | not rated | not rated |
| 40 | 748.31 | 437.96 | not rated | not rated | not rated | not rated |
| 45 | 1052.83 | 747.05 | 438.49 | not rated | not rated | not rated |
| 50 | 1355.25 | 1049.80 | 745.97 | 439.05 | not rated | not rated |
| 55 | 1656.67 | 1350.51 | 1047.24 | 745.26 | 439.80 | not rated |
| 60 | 1957.54 | 1650.24 | 1346.43 | 1045.26 | 745.08 | 440.81 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 355.18 | not rated | not rated | not rated | not rated | not rated |
| 40 | 603.24 | 355.59 | not rated | not rated | not rated | not rated |
| 45 | 845.63 | 602.02 | 355.97 | not rated | not rated | not rated |
| 50 | 1086.19 | 842.94 | 601.03 | 356.38 | not rated | not rated |
| 55 | 1325.89 | 1082.05 | 840.65 | 600.33 | 356.94 | not rated |
| 60 | 1565.11 | 1320.32 | 1078.51 | 838.96 | 600.11 | 357.77 |
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) | 748.306 | 129.87 | 84.5 |
| Low speed (Y) | 603.235 | 104.69 | 57.6 |
Dimensions
| A | 1958 mm |
|---|---|
| B | 1300 mm |
| C | 11260 mm |
| F | 1150 mm |
| G | 11860 mm |
| E1 | 1230 mm |
| E2 | 1200 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 11860 mm |
|---|---|
| Width | 1300 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.