BE-t-2x391GB1-C04C C
497.90 kW
Dry cooler BE-491CD5-B04 C
Defrost: None
Product code: BE-491CD5-B04 C
- Heat rejection i
- 497.45 kW
- Air flow
- 118,450 m³/h
- Fans
- 4 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 118,450 m³/h |
|---|---|
| External surface | 3,183.8 m² |
| Inner volume | 423.7 dm³ |
| Fin material | Aluminium |
| Net weight | 2,024 kg |
| Quantity | 4 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 11,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 63.0 dB(A) |
|---|---|
| Sound power | 96.0 dB(A) |
| Energy class | D |
| Inlet | 3" |
|---|---|
| Outlet | 3" |
| BE-491CD5-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)
- 497.449 kW Fluid flow 86.27 m³/h Pressure drop 49.7 kPa
- Heat rejection · Low speed (Y)
- 387.575 kW Fluid flow 67.22 m³/h Pressure drop 31.7 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 | 303.43 | not rated | not rated | not rated | not rated | not rated |
| 40 | 497.45 | 302.46 | not rated | not rated | not rated | not rated |
| 45 | 685.77 | 494.36 | 301.58 | not rated | not rated | not rated |
| 50 | 872.22 | 680.77 | 491.65 | 300.86 | not rated | not rated |
| 55 | 1057.81 | 865.37 | 676.37 | 489.40 | 300.41 | not rated |
| 60 | 1242.93 | 1049.15 | 859.36 | 672.74 | 487.78 | 300.34 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 238.69 | not rated | not rated | not rated | not rated | not rated |
| 40 | 387.58 | 237.78 | not rated | not rated | not rated | not rated |
| 45 | 531.84 | 384.92 | 236.96 | not rated | not rated | not rated |
| 50 | 674.61 | 527.63 | 382.57 | 236.29 | not rated | not rated |
| 55 | 816.70 | 668.91 | 523.93 | 380.65 | 235.86 | not rated |
| 60 | 958.41 | 809.53 | 663.92 | 520.89 | 379.26 | 235.76 |
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) | 497.449 | 86.27 | 49.7 |
| Low speed (Y) | 387.575 | 67.22 | 31.7 |
Dimensions
| A | 1958 mm |
|---|---|
| B | 1210 mm |
| C | 10060 mm |
| F | 1050 mm |
| G | 10660 mm |
| E1 | 2430 mm |
| E2 | 2400 mm |
| D IN | 3" |
| D OUT | 3" |
| Length | 10660 mm |
|---|---|
| Width | 1210 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.