BE-2x580BD5-B01C C
667.80 kW
Dry cooler BE-791EC5-B04 C
Defrost: None
Product code: BE-791EC5-B04 C
- Heat rejection i
- 667.44 kW
- Air flow
- 189,340 m³/h
- Fans
- 7 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 189,340 m³/h |
|---|---|
| External surface | 2,117.9 m² |
| Inner volume | 478.8 dm³ |
| Fin material | Aluminium |
| Net weight | 2,132 kg |
| Quantity | 7 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 19,600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 66.0 dB(A) |
|---|---|
| Sound power | 98.5 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BE-791EC5-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)
- 667.441 kW Fluid flow 115.85 m³/h Pressure drop 99.8 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 523.875 kW Fluid flow 90.84 m³/h Pressure drop 64.9 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 | 397.57 | not rated | not rated | not rated | not rated | not rated |
| 40 | 667.44 | 397.48 | not rated | not rated | not rated | not rated |
| 45 | 930.92 | 665.40 | 397.37 | not rated | not rated | not rated |
| 50 | 1192.24 | 927.04 | 663.66 | 397.38 | not rated | not rated |
| 55 | 1452.64 | 1186.69 | 923.76 | 662.37 | 397.67 | not rated |
| 60 | 1712.53 | 1445.41 | 1181.94 | 921.25 | 661.60 | 398.29 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 314.97 | not rated | not rated | not rated | not rated | not rated |
| 40 | 523.88 | 314.85 | not rated | not rated | not rated | not rated |
| 45 | 727.54 | 522.26 | 314.80 | not rated | not rated | not rated |
| 50 | 929.42 | 724.52 | 520.92 | 314.88 | not rated | not rated |
| 55 | 1130.48 | 925.08 | 722.04 | 520.03 | 315.17 | not rated |
| 60 | 1331.09 | 1124.83 | 921.45 | 720.22 | 519.67 | 315.75 |
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) | 667.441 | 115.85 | 99.8 |
| Low speed (Y) | 523.875 | 90.84 | 64.9 |
Dimensions
| A | 1958 mm |
|---|---|
| B | 1300 mm |
| C | 8860 mm |
| F | 1150 mm |
| G | 9460 mm |
| E1 | 1230 mm |
| E2 | 1200 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 9460 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.