BC/BD-2X763BB1-B01 C
334.64 kW
Dry cooler BC/BD-2x391KB1-B04 C
Defrost: None
Product code: BC/BD-2x391KB1-B04 C
- Heat rejection i
- 335.05 kW
- Air flow
- 144,452 m³/h
- Fans
- 6 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 144,452 m³/h |
|---|---|
| External surface | 643.0 m² |
| Inner volume | 103.2 dm³ |
| Fin material | Aluminium |
| Net weight | 924 kg |
| Quantity | 6 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 16,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 67.0 dB(A) |
|---|---|
| Sound power | 99.0 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-2x391KB1-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)
- 335.052 kW Fluid flow 58.14 m³/h Pressure drop 84.3 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 267.867 kW Fluid flow 46.49 m³/h Pressure drop 56.6 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 | 189.49 | not rated | not rated | not rated | not rated | not rated |
| 40 | 335.05 | 190.84 | not rated | not rated | not rated | not rated |
| 45 | 477.94 | 335.89 | 192.07 | not rated | not rated | not rated |
| 50 | 619.94 | 478.29 | 336.68 | 193.20 | not rated | not rated |
| 55 | 761.56 | 619.87 | 478.73 | 337.51 | 194.30 | not rated |
| 60 | 902.98 | 761.10 | 619.97 | 479.32 | 338.47 | 195.43 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 152.54 | not rated | not rated | not rated | not rated | not rated |
| 40 | 267.87 | 153.65 | not rated | not rated | not rated | not rated |
| 45 | 380.75 | 268.50 | 154.64 | not rated | not rated | not rated |
| 50 | 492.86 | 381.01 | 269.14 | 155.59 | not rated | not rated |
| 55 | 604.60 | 492.77 | 381.36 | 269.85 | 156.53 | not rated |
| 60 | 716.15 | 604.19 | 492.87 | 381.91 | 270.70 | 157.51 |
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) | 335.052 | 58.14 | 84.3 |
| Low speed (Y) | 267.867 | 46.49 | 56.6 |
Dimensions
| A | 4550 mm |
|---|---|
| B | 1450 mm |
| C | 2310 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 4300 mm |
| H | 1400 mm |
| I | 2260 mm |
| K | 4850 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 4850 mm |
|---|---|
| Width | 2310 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.