BE-t-2x280HB5-B01C C
312.69 kW
Dry cooler BE-491AB5-B04 C
Defrost: None
Product code: BE-491AB5-B04 C
- Heat rejection i
- 312.83 kW
- Air flow
- 113,664 m³/h
- Fans
- 4 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 113,664 m³/h |
|---|---|
| External surface | 955.1 m² |
| Inner volume | 142.3 dm³ |
| Fin material | Aluminium |
| Net weight | 1,112 kg |
| Quantity | 4 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 11,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 64.0 dB(A) |
|---|---|
| Sound power | 96.0 dB(A) |
| Energy class | E |
| Inlet | 2 1/2" |
|---|---|
| Outlet | 2 1/2" |
| BE-491AB5-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)
- 312.832 kW Fluid flow 54.30 m³/h Pressure drop 75.2 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 256.077 kW Fluid flow 44.44 m³/h Pressure drop 52.7 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 | 180.68 | not rated | not rated | not rated | not rated | not rated |
| 40 | 312.83 | 181.20 | not rated | not rated | not rated | not rated |
| 45 | 442.32 | 312.57 | 181.64 | not rated | not rated | not rated |
| 50 | 570.92 | 441.33 | 312.34 | 182.06 | not rated | not rated |
| 55 | 699.14 | 569.24 | 440.48 | 312.21 | 182.50 | not rated |
| 60 | 827.15 | 696.80 | 567.80 | 439.85 | 312.25 | 182.99 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 148.95 | not rated | not rated | not rated | not rated | not rated |
| 40 | 256.08 | 149.33 | not rated | not rated | not rated | not rated |
| 45 | 360.79 | 255.74 | 149.65 | not rated | not rated | not rated |
| 50 | 464.74 | 359.83 | 255.46 | 149.95 | not rated | not rated |
| 55 | 568.31 | 463.14 | 358.99 | 255.28 | 150.29 | not rated |
| 60 | 671.69 | 566.13 | 461.78 | 358.37 | 255.26 | 150.70 |
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) | 312.832 | 54.30 | 75.2 |
| Low speed (Y) | 256.077 | 44.44 | 52.7 |
Dimensions
| A | 1958 mm |
|---|---|
| B | 1210 mm |
| C | 5260 mm |
| F | 1050 mm |
| G | 5860 mm |
| E1 | 1230 mm |
| E2 | 1200 mm |
| D IN | 2 1/2" |
| D OUT | 2 1/2" |
| Length | 5860 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.