BE-680BC1-B01 C
442.67 kW
Dry cooler BE-491CB1-B04 C
Defrost: None
Product code: BE-491CB1-B04 C
- Heat rejection i
- 442.72 kW
- Air flow
- 120,285 m³/h
- Fans
- 4 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 120,285 m³/h |
|---|---|
| External surface | 2,259.2 m² |
| Inner volume | 268.0 dm³ |
| Fin material | Aluminium |
| Net weight | 1,708 kg |
| Quantity | 4 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 11,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 63.0 dB(A) |
|---|---|
| Sound power | 96.0 dB(A) |
| Energy class | D |
| Inlet | 3" |
|---|---|
| Outlet | 3" |
| BE-491CB1-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)
- 442.715 kW Fluid flow 76.83 m³/h Pressure drop 87.4 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 352.425 kW Fluid flow 61.11 m³/h Pressure drop 58.2 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 | 264.77 | not rated | not rated | not rated | not rated | not rated |
| 40 | 442.72 | 264.32 | not rated | not rated | not rated | not rated |
| 45 | 616.17 | 440.63 | 263.91 | not rated | not rated | not rated |
| 50 | 788.18 | 612.64 | 438.79 | 263.55 | not rated | not rated |
| 55 | 959.52 | 783.21 | 609.50 | 437.28 | 263.38 | not rated |
| 60 | 1130.48 | 953.13 | 778.81 | 606.87 | 436.17 | 263.44 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 212.61 | not rated | not rated | not rated | not rated | not rated |
| 40 | 352.43 | 212.11 | not rated | not rated | not rated | not rated |
| 45 | 488.53 | 350.55 | 211.64 | not rated | not rated | not rated |
| 50 | 623.37 | 485.37 | 348.88 | 211.20 | not rated | not rated |
| 55 | 757.64 | 618.99 | 482.59 | 347.49 | 210.98 | not rated |
| 60 | 891.58 | 752.04 | 615.12 | 480.27 | 346.48 | 210.99 |
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) | 442.715 | 76.83 | 87.4 |
| Low speed (Y) | 352.425 | 61.11 | 58.2 |
Dimensions
| A | 1958 mm |
|---|---|
| B | 1210 mm |
| C | 10060 mm |
| F | 1050 mm |
| G | 10660 mm |
| E1 | 2430 mm |
| E2 | 2400 mm |
| D IN | 3" |
| D OUT | 3" |
| Length | 10660 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.