BE-2x280DB5-B01C C
254.48 kW
Dry cooler BE-391BC5-B04 C
Defrost: None
Product code: BE-391BC5-B04 C
- Heat rejection i
- 254.35 kW
- Air flow
- 83,384 m³/h
- Fans
- 3 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 83,384 m³/h |
|---|---|
| External surface | 716.8 m² |
| Inner volume | 107.5 dm³ |
| Fin material | Aluminium |
| Net weight | 860 kg |
| Quantity | 3 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 8,400 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 63.0 dB(A) |
|---|---|
| Sound power | 95.0 dB(A) |
| Energy class | E |
| Inlet | 2 1/2" |
|---|---|
| Outlet | 2 1/2" |
| BE-391BC5-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)
- 254.351 kW Fluid flow 44.14 m³/h Pressure drop 63.8 kPa
- Heat rejection · Low speed (Y)
- 203.655 kW Fluid flow 35.34 m³/h Pressure drop 43.0 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 | 148.24 | not rated | not rated | not rated | not rated | not rated |
| 40 | 254.35 | 148.60 | not rated | not rated | not rated | not rated |
| 45 | 358.01 | 253.98 | 148.90 | not rated | not rated | not rated |
| 50 | 460.88 | 357.01 | 253.67 | 149.18 | not rated | not rated |
| 55 | 563.38 | 459.25 | 356.14 | 253.46 | 149.50 | not rated |
| 60 | 665.70 | 561.17 | 457.86 | 355.48 | 253.41 | 149.92 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 119.51 | not rated | not rated | not rated | not rated | not rated |
| 40 | 203.66 | 119.78 | not rated | not rated | not rated | not rated |
| 45 | 285.65 | 203.31 | 120.01 | not rated | not rated | not rated |
| 50 | 366.95 | 284.76 | 203.01 | 120.24 | not rated | not rated |
| 55 | 447.93 | 365.55 | 284.01 | 202.82 | 120.50 | not rated |
| 60 | 528.74 | 446.04 | 364.36 | 283.46 | 202.79 | 120.86 |
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) | 254.351 | 44.14 | 63.8 |
| Low speed (Y) | 203.655 | 35.34 | 43.0 |
Dimensions
| A | 1958 mm |
|---|---|
| B | 1210 mm |
| C | 4060 mm |
| F | 1050 mm |
| G | 4660 mm |
| E1 | 1230 mm |
| E2 | 1200 mm |
| D IN | 2 1/2" |
| D OUT | 2 1/2" |
| Length | 4660 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.