BE-791AB5-B04 C
524.58 kW
Dry cooler BE-780EB1-B01 C
Defrost: None
Product code: BE-780EB1-B01 C
- Heat rejection i
- 525.28 kW
- Air flow
- 148,379 m³/h
- Fans
- 7 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 148,379 m³/h |
|---|---|
| External surface | 1,876.5 m² |
| Inner volume | 354.7 dm³ |
| Fin material | Aluminium |
| Net weight | 1,966 kg |
| Quantity | 7 |
|---|---|
| Diameter | 800 mm |
| Speed | 900 rpm |
| Power | 12,600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 56.0 dB(A) |
|---|---|
| Sound power | 88.5 dB(A) |
| Energy class | D |
| Inlet | 3" |
|---|---|
| Outlet | 3" |
| BE-780EB1-B01 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)
- 525.283 kW Fluid flow 91.17 m³/h Pressure drop 110.6 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 411.484 kW Fluid flow 71.37 m³/h Pressure drop 71.5 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 | 312.99 | not rated | not rated | not rated | not rated | not rated |
| 40 | 525.28 | 312.79 | not rated | not rated | not rated | not rated |
| 45 | 732.48 | 523.46 | 312.59 | not rated | not rated | not rated |
| 50 | 938.08 | 729.17 | 521.89 | 312.44 | not rated | not rated |
| 55 | 1142.90 | 933.32 | 726.31 | 520.53 | 312.51 | not rated |
| 60 | 1347.32 | 1136.73 | 929.21 | 723.95 | 519.75 | 312.84 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 247.43 | not rated | not rated | not rated | not rated | not rated |
| 40 | 411.48 | 247.10 | not rated | not rated | not rated | not rated |
| 45 | 571.38 | 409.80 | 246.83 | not rated | not rated | not rated |
| 50 | 729.90 | 568.46 | 408.35 | 246.66 | not rated | not rated |
| 55 | 887.76 | 725.76 | 565.93 | 407.25 | 246.66 | not rated |
| 60 | 1045.28 | 882.43 | 722.18 | 563.94 | 406.56 | 246.87 |
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) | 525.283 | 91.17 | 110.6 |
| Low speed (Y) | 411.484 | 71.37 | 71.5 |
Dimensions
| A | 1808 mm |
|---|---|
| B | 1210 mm |
| C | 8860 mm |
| F | 1050 mm |
| G | 9460 mm |
| E1 | 1230 mm |
| E2 | 1200 mm |
| D IN | 3" |
| D OUT | 3" |
| Length | 9460 mm |
|---|---|
| Width | 1210 mm |
| Height | 1808 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.