BE-691AD1-B04 C
628.45 kW
Dry cooler BE-2x491AC5-C04C C
Defrost: None
Product code: BE-2x491AC5-C04C C
- Heat rejection i
- 627.60 kW
- Air flow
- 207,656 m³/h
- Fans
- 8 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 207,656 m³/h |
|---|---|
| External surface | 1,868.4 m² |
| Inner volume | 301.9 dm³ |
| Fin material | Aluminium |
| Net weight | 2,289 kg |
| Quantity | 8 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 22,400 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-2x491AC5-C04C 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)
- 627.602 kW Fluid flow 108.92 m³/h Pressure drop 79.6 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 499.951 kW Fluid flow 86.76 m³/h Pressure drop 53.2 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 | 364.47 | not rated | not rated | not rated | not rated | not rated |
| 40 | 627.60 | 365.65 | not rated | not rated | not rated | not rated |
| 45 | 884.98 | 627.24 | 366.67 | not rated | not rated | not rated |
| 50 | 1140.49 | 883.25 | 627.04 | 367.67 | not rated | not rated |
| 55 | 1395.11 | 1137.45 | 881.91 | 627.07 | 368.76 | not rated |
| 60 | 1649.28 | 1390.82 | 1134.97 | 881.04 | 627.50 | 370.05 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 292.99 | not rated | not rated | not rated | not rated | not rated |
| 40 | 499.95 | 293.91 | not rated | not rated | not rated | not rated |
| 45 | 701.85 | 499.61 | 294.72 | not rated | not rated | not rated |
| 50 | 902.06 | 700.37 | 499.39 | 295.55 | not rated | not rated |
| 55 | 1101.52 | 899.55 | 699.26 | 499.45 | 296.50 | not rated |
| 60 | 1300.48 | 1097.91 | 897.49 | 698.65 | 499.93 | 297.69 |
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) | 627.602 | 108.92 | 79.6 |
| Low speed (Y) | 499.951 | 86.76 | 53.2 |
Dimensions
| A | 2511 mm |
|---|---|
| B | 2300 mm |
| C | 5250 mm |
| F | 2230 mm |
| G | 5850 mm |
| E1 | 1250 mm |
| E2 | 2400 mm |
| H | 5500 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 5250 mm |
|---|---|
| Width | 2300 mm |
| Height | 2511 mm |
Downloads
Ask about product
Our engineers answer with a selection for your conditions.
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.