BE-380FB5-B01 C
257.85 kW
Dry cooler BE-391AB1-B04 C
Defrost: None
Product code: BE-391AB1-B04 C
- Heat rejection i
- 257.16 kW
- Air flow
- 84,460 m³/h
- Fans
- 3 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 84,460 m³/h |
|---|---|
| External surface | 847.2 m² |
| Inner volume | 113.2 dm³ |
| Fin material | Aluminium |
| Net weight | 871 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-391AB1-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)
- 257.158 kW Fluid flow 44.63 m³/h Pressure drop 86.2 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 208.316 kW Fluid flow 36.15 m³/h Pressure drop 59.4 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 | 149.42 | not rated | not rated | not rated | not rated | not rated |
| 40 | 257.16 | 149.77 | not rated | not rated | not rated | not rated |
| 45 | 362.54 | 256.79 | 150.06 | not rated | not rated | not rated |
| 50 | 467.15 | 361.52 | 256.48 | 150.34 | not rated | not rated |
| 55 | 571.39 | 465.48 | 360.64 | 256.27 | 150.66 | not rated |
| 60 | 675.44 | 569.12 | 464.05 | 359.96 | 256.22 | 151.06 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 122.04 | not rated | not rated | not rated | not rated | not rated |
| 40 | 208.32 | 122.27 | not rated | not rated | not rated | not rated |
| 45 | 292.50 | 207.92 | 122.46 | not rated | not rated | not rated |
| 50 | 375.98 | 291.51 | 207.56 | 122.66 | not rated | not rated |
| 55 | 459.15 | 374.45 | 290.68 | 207.32 | 122.89 | not rated |
| 60 | 542.11 | 457.05 | 373.12 | 290.05 | 207.25 | 123.22 |
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) | 257.158 | 44.63 | 86.2 |
| Low speed (Y) | 208.316 | 36.15 | 59.4 |
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.