BC/BD-491GC5-B04 C
332.12 kW
Dry cooler BC/BD-2x480OB1-B03 C
Defrost: None
Product code: BC/BD-2x480OB1-B03 C
- Heat rejection i
- 332.17 kW
- Air flow
- 82,380 m³/h
- Fans
- 8 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 82,380 m³/h |
|---|---|
| External surface | 1,876.5 m² |
| Inner volume | 362.7 dm³ |
| Fin material | Aluminium |
| Net weight | 1,737 kg |
| Quantity | 8 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 2,600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 40.0 dB(A) |
|---|---|
| Sound power | 73.0 dB(A) |
| Energy class | B |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-2x480OB1-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)
- 332.166 kW Fluid flow 57.61 m³/h Pressure drop 70.4 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 260.951 kW Fluid flow 45.25 m³/h Pressure drop 45.8 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 | 202.12 | not rated | not rated | not rated | not rated | not rated |
| 40 | 332.17 | 201.60 | not rated | not rated | not rated | not rated |
| 45 | 458.83 | 330.56 | 201.21 | not rated | not rated | not rated |
| 50 | 584.35 | 456.17 | 329.22 | 200.95 | not rated | not rated |
| 55 | 709.36 | 580.69 | 453.96 | 328.19 | 200.85 | not rated |
| 60 | 834.08 | 704.69 | 577.62 | 452.21 | 327.55 | 201.03 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 160.09 | not rated | not rated | not rated | not rated | not rated |
| 40 | 260.95 | 159.74 | not rated | not rated | not rated | not rated |
| 45 | 359.01 | 259.73 | 159.45 | not rated | not rated | not rated |
| 50 | 456.14 | 356.99 | 258.70 | 159.26 | not rated | not rated |
| 55 | 552.85 | 453.37 | 355.30 | 257.94 | 159.23 | not rated |
| 60 | 649.34 | 549.33 | 451.03 | 354.00 | 257.50 | 159.42 |
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) | 332.166 | 57.61 | 70.4 |
| Low speed (Y) | 260.951 | 45.25 | 45.8 |
Dimensions
| A | 9950 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 9700 mm |
| H | 2400 mm |
| I | 2310 mm |
| K | 10250 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 10250 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.