BE-2x391DB1-B04T C
540.55 kW
Dry cooler BE-2x491AB5-C04C C
Defrost: None
Product code: BE-2x491AB5-C04C C
- Heat rejection i
- 539.73 kW
- Air flow
- 216,191 m³/h
- Fans
- 8 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 216,191 m³/h |
|---|---|
| External surface | 1,401.6 m² |
| Inner volume | 214.6 dm³ |
| Fin material | Aluminium |
| Net weight | 2,132 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 | 99.0 dB(A) |
| Energy class | E |
| Inlet | 3" |
|---|---|
| Outlet | 3" |
| BE-2x491AB5-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)
- 539.728 kW Fluid flow 93.67 m³/h Pressure drop 106.0 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 441.957 kW Fluid flow 76.71 m³/h Pressure drop 74.3 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 | 309.88 | not rated | not rated | not rated | not rated | not rated |
| 40 | 539.73 | 311.06 | not rated | not rated | not rated | not rated |
| 45 | 765.34 | 539.82 | 312.08 | not rated | not rated | not rated |
| 50 | 989.60 | 764.42 | 539.90 | 313.06 | not rated | not rated |
| 55 | 1213.20 | 987.71 | 763.63 | 540.12 | 314.03 | not rated |
| 60 | 1436.46 | 1210.36 | 986.08 | 763.16 | 540.57 | 315.10 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 255.57 | not rated | not rated | not rated | not rated | not rated |
| 40 | 441.96 | 256.53 | not rated | not rated | not rated | not rated |
| 45 | 624.51 | 441.98 | 257.39 | not rated | not rated | not rated |
| 50 | 805.81 | 623.70 | 442.07 | 258.19 | not rated | not rated |
| 55 | 986.58 | 804.19 | 623.09 | 442.31 | 259.06 | not rated |
| 60 | 1166.99 | 984.17 | 802.94 | 622.80 | 442.81 | 260.08 |
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) | 539.728 | 93.67 | 106.0 |
| Low speed (Y) | 441.957 | 76.71 | 74.3 |
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 | 3" |
| D OUT | 3" |
| Length | 5250 mm |
|---|---|
| Width | 2300 mm |
| Height | 2511 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.