BE-591AB1-B04 C
423.39 kW
Dry cooler BE-491AD1-B04 C
Defrost: None
Product code: BE-491AD1-B04 C
- Heat rejection i
- 424.42 kW
- Air flow
- 106,742 m³/h
- Fans
- 4 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 106,742 m³/h |
|---|---|
| External surface | 1,882.7 m² |
| Inner volume | 229.1 dm³ |
| Fin material | Aluminium |
| Net weight | 1,344 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 | 96.2 dB(A) |
| Energy class | D |
| Inlet | 3" |
|---|---|
| Outlet | 3" |
| BE-491AD1-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)
- 424.416 kW Fluid flow 73.61 m³/h Pressure drop 111.9 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 327.154 kW Fluid flow 56.73 m³/h Pressure drop 70.5 kPa above the recommended pressure drop
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 | 256.34 | not rated | not rated | not rated | not rated | not rated |
| 40 | 424.42 | 256.02 | not rated | not rated | not rated | not rated |
| 45 | 587.99 | 422.68 | 255.69 | not rated | not rated | not rated |
| 50 | 750.05 | 584.96 | 421.21 | 255.57 | not rated | not rated |
| 55 | 911.40 | 745.75 | 582.38 | 420.11 | 255.65 | not rated |
| 60 | 1072.36 | 905.87 | 742.10 | 580.39 | 419.50 | 256.01 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 199.74 | not rated | not rated | not rated | not rated | not rated |
| 40 | 327.15 | 199.45 | not rated | not rated | not rated | not rated |
| 45 | 450.85 | 325.76 | 199.24 | not rated | not rated | not rated |
| 50 | 573.30 | 448.45 | 324.61 | 199.14 | not rated | not rated |
| 55 | 695.19 | 569.94 | 446.45 | 323.78 | 199.24 | not rated |
| 60 | 816.76 | 690.89 | 567.15 | 444.98 | 323.39 | 199.60 |
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) | 424.416 | 73.61 | 111.9 |
| Low speed (Y) | 327.154 | 56.73 | 70.5 |
Dimensions
| A | 1958 mm |
|---|---|
| B | 1210 mm |
| C | 5260 mm |
| F | 1050 mm |
| G | 5860 mm |
| E1 | 1230 mm |
| E2 | 1200 mm |
| D IN | 3" |
| D OUT | 3" |
| Length | 5860 mm |
|---|---|
| Width | 1210 mm |
| Height | 1958 mm |
Downloads
Ask about product
Our engineers answer with a selection for your conditions.
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.