BC/BD-2x680CD1-B01 C
825.76 kW
Dry cooler BC/BD-2x791EB1-B04 C
Defrost: None
Product code: BC/BD-2x791EB1-B04 C
- Heat rejection i
- 822.05 kW
- Air flow
- 335,171 m³/h
- Fans
- 14 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 335,171 m³/h |
|---|---|
| External surface | 2,018.0 m² |
| Inner volume | 301.2 dm³ |
| Fin material | Aluminium |
| Net weight | 2,225 kg |
| Quantity | 14 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 39,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 70.0 dB(A) |
|---|---|
| Sound power | 103.0 dB(A) |
| Energy class | E |
| Inlet | 6" |
|---|---|
| Outlet | 6" |
| BC/BD-2x791EB1-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)
- 822.046 kW Fluid flow 142.69 m³/h Pressure drop 52.0 kPa
- Heat rejection · Low speed (Y)
- 661.470 kW Fluid flow 114.79 m³/h Pressure drop 35.2 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 | 459.99 | not rated | not rated | not rated | not rated | not rated |
| 40 | 822.05 | 463.83 | not rated | not rated | not rated | not rated |
| 45 | 1177.12 | 824.25 | 467.32 | not rated | not rated | not rated |
| 50 | 1529.97 | 1177.91 | 826.44 | 470.49 | not rated | not rated |
| 55 | 1881.86 | 1529.44 | 1179.01 | 828.70 | 473.55 | not rated |
| 60 | 2233.12 | 1880.07 | 1529.58 | 1180.51 | 831.25 | 476.65 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 373.42 | not rated | not rated | not rated | not rated | not rated |
| 40 | 661.47 | 376.55 | not rated | not rated | not rated | not rated |
| 45 | 943.08 | 663.19 | 379.33 | not rated | not rated | not rated |
| 50 | 1222.54 | 943.64 | 664.93 | 381.97 | not rated | not rated |
| 55 | 1501.08 | 1222.04 | 944.44 | 666.77 | 384.53 | not rated |
| 60 | 1779.03 | 1499.56 | 1222.02 | 945.69 | 668.95 | 387.16 |
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) | 822.046 | 142.69 | 52.0 |
| Low speed (Y) | 661.470 | 114.79 | 35.2 |
Dimensions
| A | 10350 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 9900 mm |
| H | 1400 mm |
| I | 2310 mm |
| K | 10850 mm |
| D IN | 6" |
| D OUT | 6" |
| Length | 10850 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.