BC/BD-791FC5-B04 C
465.69 kW
Dry cooler BC/BD-2x680FC1-B03 C
Defrost: None
Product code: BC/BD-2x680FC1-B03 C
- Heat rejection i
- 466.83 kW
- Air flow
- 108,487 m³/h
- Fans
- 12 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 108,487 m³/h |
|---|---|
| External surface | 2,735.4 m² |
| Inner volume | 527.6 dm³ |
| Fin material | Aluminium |
| Net weight | 2,315 kg |
| Quantity | 12 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 3,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 42.0 dB(A) |
|---|---|
| Sound power | 75.0 dB(A) |
| Energy class | B |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-2x680FC1-B03 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)
- 466.831 kW Fluid flow 80.95 m³/h Pressure drop 82.9 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 353.202 kW Fluid flow 61.26 m³/h Pressure drop 50.6 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 | 287.82 | not rated | not rated | not rated | not rated | not rated |
| 40 | 466.83 | 287.27 | not rated | not rated | not rated | not rated |
| 45 | 640.94 | 464.90 | 286.86 | not rated | not rated | not rated |
| 50 | 813.42 | 637.75 | 463.38 | 286.69 | not rated | not rated |
| 55 | 985.17 | 809.02 | 635.18 | 462.36 | 286.84 | not rated |
| 60 | 1156.51 | 979.58 | 805.46 | 633.39 | 462.00 | 287.44 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 219.92 | not rated | not rated | not rated | not rated | not rated |
| 40 | 353.20 | 219.34 | not rated | not rated | not rated | not rated |
| 45 | 482.66 | 351.48 | 218.88 | not rated | not rated | not rated |
| 50 | 610.89 | 479.92 | 350.08 | 218.62 | not rated | not rated |
| 55 | 738.57 | 607.18 | 477.67 | 349.10 | 218.65 | not rated |
| 60 | 865.94 | 733.90 | 604.12 | 476.06 | 348.67 | 219.03 |
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) | 466.831 | 80.95 | 82.9 |
| Low speed (Y) | 353.202 | 61.26 | 50.6 |
Dimensions
| A | 11050 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 10600 mm |
| H | 1750 mm |
| I | 2310 mm |
| K | 11550 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 11550 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.