BC/BD-2x280AD1-B01 C
225.50 kW
Dry cooler BC/BD-2x291LB5-B04 C
Defrost: None
Product code: BC/BD-2x291LB5-B04 C
- Heat rejection i
- 225.62 kW
- Air flow
- 105,034 m³/h
- Fans
- 4 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 105,034 m³/h |
|---|---|
| External surface | 453.9 m² |
| Inner volume | 75.9 dm³ |
| Fin material | Aluminium |
| Net weight | 699 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 | 96.4 dB(A) |
| Energy class | E |
| Inlet | 3" |
|---|---|
| Outlet | 3" |
| BC/BD-2x291LB5-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)
- 225.623 kW Fluid flow 39.16 m³/h Pressure drop 41.9 kPa
- Heat rejection · Low speed (Y)
- 183.482 kW Fluid flow 31.85 m³/h Pressure drop 28.9 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 | 125.71 | not rated | not rated | not rated | not rated | not rated |
| 40 | 225.62 | 126.85 | not rated | not rated | not rated | not rated |
| 45 | 323.53 | 226.25 | 127.82 | not rated | not rated | not rated |
| 50 | 420.84 | 323.76 | 226.82 | 128.70 | not rated | not rated |
| 55 | 517.87 | 420.71 | 324.01 | 227.39 | 129.51 | not rated |
| 60 | 614.75 | 517.41 | 420.67 | 324.34 | 228.00 | 130.33 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 102.75 | not rated | not rated | not rated | not rated | not rated |
| 40 | 183.48 | 103.72 | not rated | not rated | not rated | not rated |
| 45 | 262.32 | 184.00 | 104.57 | not rated | not rated | not rated |
| 50 | 340.59 | 262.52 | 184.49 | 105.32 | not rated | not rated |
| 55 | 418.61 | 340.49 | 262.74 | 184.99 | 106.04 | not rated |
| 60 | 496.49 | 418.25 | 340.50 | 263.06 | 185.54 | 106.75 |
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) | 225.623 | 39.16 | 41.9 |
| Low speed (Y) | 183.482 | 31.85 | 28.9 |
Dimensions
| A | 3850 mm |
|---|---|
| B | 1450 mm |
| C | 2310 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 3600 mm |
| H | 1750 mm |
| I | 2260 mm |
| K | 4150 mm |
| D IN | 3" |
| D OUT | 3" |
| Length | 4150 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.