BC/BD-2x480CB1-B03 C
285.53 kW
Dry cooler BC/BD-2x291GB5-B04 C
Defrost: None
Product code: BC/BD-2x291GB5-B04 C
- Heat rejection i
- 285.57 kW
- Air flow
- 111,425 m³/h
- Fans
- 4 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 111,425 m³/h |
|---|---|
| External surface | 835.7 m² |
| Inner volume | 144.7 dm³ |
| Fin material | Aluminium |
| Net weight | 898 kg |
| Quantity | 4 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 11,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 64.0 dB(A) |
|---|---|
| Sound power | 96.0 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-2x291GB5-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)
- 285.573 kW Fluid flow 49.57 m³/h Pressure drop 28.5 kPa
- Heat rejection · Low speed (Y)
- 234.441 kW Fluid flow 40.68 m³/h Pressure drop 20.0 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 | 160.33 | not rated | not rated | not rated | not rated | not rated |
| 40 | 285.57 | 161.50 | not rated | not rated | not rated | not rated |
| 45 | 408.11 | 285.90 | 162.47 | not rated | not rated | not rated |
| 50 | 529.82 | 407.75 | 286.20 | 163.35 | not rated | not rated |
| 55 | 651.11 | 528.79 | 407.44 | 286.51 | 164.19 | not rated |
| 60 | 772.20 | 649.46 | 527.93 | 407.28 | 286.95 | 165.05 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 132.55 | not rated | not rated | not rated | not rated | not rated |
| 40 | 234.44 | 133.49 | not rated | not rated | not rated | not rated |
| 45 | 333.82 | 234.65 | 134.29 | not rated | not rated | not rated |
| 50 | 432.38 | 333.40 | 234.82 | 134.99 | not rated | not rated |
| 55 | 530.59 | 431.41 | 333.06 | 235.05 | 135.68 | not rated |
| 60 | 628.58 | 529.05 | 430.58 | 332.87 | 235.37 | 136.39 |
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) | 285.573 | 49.57 | 28.5 |
| Low speed (Y) | 234.441 | 40.68 | 20.0 |
Dimensions
| A | 5150 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 4900 mm |
| H | 2400 mm |
| I | 2310 mm |
| K | 5450 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 5450 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.