BC/BD-2x580FD1-B01 C
710.51 kW
Dry cooler BC/BD-2x491HC5-B04 C
Defrost: None
Product code: BC/BD-2x491HC5-B04 C
- Heat rejection i
- 711.11 kW
- Air flow
- 209,858 m³/h
- Fans
- 8 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 209,858 m³/h |
|---|---|
| External surface | 2,119.7 m² |
| Inner volume | 519.6 dm³ |
| Fin material | Aluminium |
| Net weight | 1,947 kg |
| Quantity | 8 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 22,400 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 67.0 dB(A) |
|---|---|
| Sound power | 99.4 dB(A) |
| Energy class | E |
| Inlet | 6" |
|---|---|
| Outlet | 6" |
| BC/BD-2x491HC5-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)
- 711.106 kW Fluid flow 123.43 m³/h Pressure drop 53.6 kPa
- Heat rejection · Low speed (Y)
- 556.737 kW Fluid flow 96.62 m³/h Pressure drop 34.6 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 | 417.91 | not rated | not rated | not rated | not rated | not rated |
| 40 | 711.11 | 418.72 | not rated | not rated | not rated | not rated |
| 45 | 997.18 | 709.91 | 419.42 | not rated | not rated | not rated |
| 50 | 1280.94 | 994.21 | 708.95 | 420.16 | not rated | not rated |
| 55 | 1563.55 | 1276.14 | 991.74 | 708.42 | 421.13 | not rated |
| 60 | 1845.61 | 1557.15 | 1272.22 | 989.92 | 708.47 | 422.37 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 330.32 | not rated | not rated | not rated | not rated | not rated |
| 40 | 556.74 | 330.90 | not rated | not rated | not rated | not rated |
| 45 | 777.06 | 555.66 | 331.45 | not rated | not rated | not rated |
| 50 | 995.44 | 774.64 | 554.90 | 332.09 | not rated | not rated |
| 55 | 1212.89 | 991.67 | 772.71 | 554.54 | 332.90 | not rated |
| 60 | 1429.81 | 1207.80 | 988.62 | 771.47 | 554.70 | 334.04 |
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) | 711.106 | 123.43 | 53.6 |
| Low speed (Y) | 556.737 | 96.62 | 34.6 |
Dimensions
| A | 10150 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 9700 mm |
| H | 2400 mm |
| I | 2310 mm |
| K | 10650 mm |
| D IN | 6" |
| D OUT | 6" |
| Length | 10650 mm |
|---|---|
| Width | 2360 mm |
| Height | 1450 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.