BE-2x580BD1-B01C C
708.99 kW
Dry cooler BE-791EC1-B04 C
Defrost: None
Product code: BE-791EC1-B04 C
- Heat rejection i
- 710.14 kW
- Air flow
- 186,723 m³/h
- Fans
- 7 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 186,723 m³/h |
|---|---|
| External surface | 2,500.2 m² |
| Inner volume | 478.8 dm³ |
| Fin material | Aluminium |
| Net weight | 2,194 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 | 98.7 dB(A) |
| Energy class | D |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BE-791EC1-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)
- 710.141 kW Fluid flow 123.17 m³/h Pressure drop 111.3 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 549.640 kW Fluid flow 95.32 m³/h Pressure drop 70.7 kPa above the recommended pressure drop
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 | 426.56 | not rated | not rated | not rated | not rated | not rated |
| 40 | 710.14 | 426.20 | not rated | not rated | not rated | not rated |
| 45 | 986.58 | 707.60 | 425.94 | not rated | not rated | not rated |
| 50 | 1260.62 | 982.04 | 705.46 | 425.86 | not rated | not rated |
| 55 | 1533.54 | 1254.12 | 978.19 | 703.92 | 426.06 | not rated |
| 60 | 1805.84 | 1525.11 | 1248.59 | 975.25 | 703.10 | 426.67 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 333.46 | not rated | not rated | not rated | not rated | not rated |
| 40 | 549.64 | 333.10 | not rated | not rated | not rated | not rated |
| 45 | 759.92 | 547.60 | 332.86 | not rated | not rated | not rated |
| 50 | 968.22 | 756.31 | 545.92 | 332.82 | not rated | not rated |
| 55 | 1175.60 | 963.10 | 753.33 | 544.76 | 333.06 | not rated |
| 60 | 1382.48 | 1169.01 | 958.86 | 751.15 | 544.28 | 333.74 |
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) | 710.141 | 123.17 | 111.3 |
| Low speed (Y) | 549.640 | 95.32 | 70.7 |
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.