BC/BD-2x580FB1-B01 C
607.32 kW
Dry cooler BC/BD-2x491DC5-B04 C
Defrost: None
Product code: BC/BD-2x491DC5-B04 C
- Heat rejection i
- 608.61 kW
- Air flow
- 190,373 m³/h
- Fans
- 8 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 190,373 m³/h |
|---|---|
| External surface | 1,544.9 m² |
| Inner volume | 373.4 dm³ |
| Fin material | Aluminium |
| Net weight | 1,598 kg |
| Quantity | 8 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 22,400 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 68.0 dB(A) |
|---|---|
| Sound power | 100.1 dB(A) |
| Energy class | E |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-2x491DC5-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)
- 608.606 kW Fluid flow 105.63 m³/h Pressure drop 92.4 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 472.008 kW Fluid flow 81.93 m³/h Pressure drop 58.8 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 | 356.96 | not rated | not rated | not rated | not rated | not rated |
| 40 | 608.61 | 357.87 | not rated | not rated | not rated | not rated |
| 45 | 854.67 | 608.23 | 358.73 | not rated | not rated | not rated |
| 50 | 1098.92 | 853.12 | 608.05 | 359.71 | not rated | not rated |
| 55 | 1342.29 | 1096.22 | 852.01 | 608.27 | 360.83 | not rated |
| 60 | 1585.21 | 1338.51 | 1094.16 | 851.55 | 609.02 | 362.23 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 279.56 | not rated | not rated | not rated | not rated | not rated |
| 40 | 472.01 | 280.23 | not rated | not rated | not rated | not rated |
| 45 | 659.67 | 471.63 | 281.02 | not rated | not rated | not rated |
| 50 | 845.79 | 658.35 | 471.67 | 281.80 | not rated | not rated |
| 55 | 1031.19 | 843.60 | 657.73 | 471.90 | 282.74 | not rated |
| 60 | 1216.21 | 1028.16 | 842.36 | 657.49 | 472.51 | 283.97 |
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) | 608.606 | 105.63 | 92.4 |
| Low speed (Y) | 472.008 | 81.93 | 58.8 |
Dimensions
| A | 7550 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 7100 mm |
| H | 1750 mm |
| I | 2310 mm |
| K | 8050 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 8050 mm |
|---|---|
| Width | 2360 mm |
| Height | 1450 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.