BE-2x280DD1-B01C C
345.04 kW
Dry cooler BE-391FB1-B04 C
Defrost: None
Product code: BE-391FB1-B04 C
- Heat rejection i
- 344.85 kW
- Air flow
- 89,502 m³/h
- Fans
- 3 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 89,502 m³/h |
|---|---|
| External surface | 1,608.4 m² |
| Inner volume | 300.1 dm³ |
| Fin material | Aluminium |
| Net weight | 1,351 kg |
| Quantity | 3 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 8,400 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 62.0 dB(A) |
|---|---|
| Sound power | 95.0 dB(A) |
| Energy class | D |
| Inlet | 2 1/2" |
|---|---|
| Outlet | 2 1/2" |
| BE-391FB1-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)
- 344.854 kW Fluid flow 59.81 m³/h Pressure drop 99.5 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 272.046 kW Fluid flow 47.18 m³/h Pressure drop 65.3 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 | 208.42 | not rated | not rated | not rated | not rated | not rated |
| 40 | 344.85 | 207.84 | not rated | not rated | not rated | not rated |
| 45 | 477.90 | 343.01 | 207.30 | not rated | not rated | not rated |
| 50 | 609.82 | 474.90 | 341.40 | 206.87 | not rated | not rated |
| 55 | 741.21 | 605.67 | 472.25 | 340.05 | 206.55 | not rated |
| 60 | 872.31 | 735.93 | 602.02 | 470.05 | 339.08 | 206.51 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 165.78 | not rated | not rated | not rated | not rated | not rated |
| 40 | 272.05 | 165.21 | not rated | not rated | not rated | not rated |
| 45 | 375.48 | 270.42 | 164.70 | not rated | not rated | not rated |
| 50 | 477.98 | 372.88 | 268.99 | 164.26 | not rated | not rated |
| 55 | 580.05 | 474.43 | 370.59 | 267.79 | 163.99 | not rated |
| 60 | 681.88 | 575.56 | 471.31 | 368.69 | 266.93 | 163.91 |
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) | 344.854 | 59.81 | 99.5 |
| Low speed (Y) | 272.046 | 47.18 | 65.3 |
Dimensions
| A | 1958 mm |
|---|---|
| B | 1210 mm |
| C | 7660 mm |
| F | 1050 mm |
| G | 8260 mm |
| E1 | 2430 mm |
| E2 | 2400 mm |
| D IN | 2 1/2" |
| D OUT | 2 1/2" |
| Length | 8260 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.