BC/BD-2x391HD5-B04 C
577.56 kW
Dry cooler BC/BD-2x680DB1-B01 C
Defrost: None
Product code: BC/BD-2x680DB1-B01 C
- Heat rejection i
- 578.27 kW
- Air flow
- 199,877 m³/h
- Fans
- 12 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 199,877 m³/h |
|---|---|
| External surface | 1,407.3 m² |
| Inner volume | 305.0 dm³ |
| Fin material | Aluminium |
| Net weight | 1,755 kg |
| Quantity | 12 |
|---|---|
| Diameter | 800 mm |
| Speed | 900 rpm |
| Power | 21,600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 60.0 dB(A) |
|---|---|
| Sound power | 92.2 dB(A) |
| Energy class | E |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-2x680DB1-B01 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)
- 578.268 kW Fluid flow 100.37 m³/h Pressure drop 49.6 kPa
- Heat rejection · Low speed (Y)
- 458.988 kW Fluid flow 79.67 m³/h Pressure drop 32.8 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 | 330.39 | not rated | not rated | not rated | not rated | not rated |
| 40 | 578.27 | 332.57 | not rated | not rated | not rated | not rated |
| 45 | 820.82 | 579.45 | 334.59 | not rated | not rated | not rated |
| 50 | 1061.60 | 821.10 | 580.69 | 336.53 | not rated | not rated |
| 55 | 1301.60 | 1061.08 | 821.67 | 582.11 | 338.41 | not rated |
| 60 | 1541.11 | 1300.24 | 1061.01 | 822.65 | 583.71 | 340.47 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 264.58 | not rated | not rated | not rated | not rated | not rated |
| 40 | 458.99 | 266.33 | not rated | not rated | not rated | not rated |
| 45 | 648.57 | 459.80 | 267.91 | not rated | not rated | not rated |
| 50 | 836.59 | 648.63 | 460.70 | 269.36 | not rated | not rated |
| 55 | 1023.87 | 835.94 | 648.99 | 461.62 | 270.79 | not rated |
| 60 | 1210.73 | 1022.55 | 835.78 | 649.48 | 462.78 | 272.40 |
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) | 578.268 | 100.37 | 49.6 |
| Low speed (Y) | 458.988 | 79.67 | 32.8 |
Dimensions
| A | 7750 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 7300 mm |
| H | 1200 mm |
| I | 2310 mm |
| K | 8250 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 7750 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.