BE-2x391CB5-C04C C
547.33 kW
Dry cooler BE-780EC5-B01 C
Defrost: None
Product code: BE-780EC5-B01 C
- Heat rejection i
- 547.25 kW
- Air flow
- 145,834 m³/h
- Fans
- 7 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 145,834 m³/h |
|---|---|
| External surface | 2,117.9 m² |
| Inner volume | 478.8 dm³ |
| Fin material | Aluminium |
| Net weight | 2,097 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 | 4" |
|---|---|
| Outlet | 4" |
| BE-780EC5-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)
- 547.254 kW Fluid flow 94.92 m³/h Pressure drop 70.1 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 424.188 kW Fluid flow 73.57 m³/h Pressure drop 44.7 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 | 328.49 | not rated | not rated | not rated | not rated | not rated |
| 40 | 547.25 | 328.12 | not rated | not rated | not rated | not rated |
| 45 | 760.58 | 545.14 | 327.79 | not rated | not rated | not rated |
| 50 | 972.09 | 756.83 | 543.31 | 327.62 | not rated | not rated |
| 55 | 1182.74 | 966.75 | 753.63 | 541.90 | 327.67 | not rated |
| 60 | 1392.93 | 1175.86 | 962.19 | 751.09 | 541.08 | 328.07 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 257.03 | not rated | not rated | not rated | not rated | not rated |
| 40 | 424.19 | 256.63 | not rated | not rated | not rated | not rated |
| 45 | 586.86 | 422.39 | 256.28 | not rated | not rated | not rated |
| 50 | 748.03 | 583.77 | 420.87 | 256.10 | not rated | not rated |
| 55 | 908.51 | 743.69 | 581.14 | 419.73 | 256.15 | not rated |
| 60 | 1068.60 | 902.93 | 739.99 | 579.12 | 419.08 | 256.41 |
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) | 547.254 | 94.92 | 70.1 |
| Low speed (Y) | 424.188 | 73.57 | 44.7 |
Dimensions
| A | 1808 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 | 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.