BC/BD-2x480OB1-B03 C
332.17 kW
Dry cooler BC/BD-491GC5-B04 C
Defrost: None
Product code: BC/BD-491GC5-B04 C
- Heat rejection i
- 332.12 kW
- Air flow
- 108,208 m³/h
- Fans
- 4 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 108,208 m³/h |
|---|---|
| External surface | 1,114.3 m² |
| Inner volume | 159.2 dm³ |
| Fin material | Aluminium |
| Net weight | 1,040 kg |
| Quantity | 4 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 11,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 63.0 dB(A) |
|---|---|
| Sound power | 96.0 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-491GC5-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)
- 332.121 kW Fluid flow 57.64 m³/h Pressure drop 23.8 kPa
- Heat rejection · Low speed (Y)
- 265.840 kW Fluid flow 46.13 m³/h Pressure drop 15.9 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 | 188.60 | not rated | not rated | not rated | not rated | not rated |
| 40 | 332.12 | 189.83 | not rated | not rated | not rated | not rated |
| 45 | 471.86 | 332.21 | 190.86 | not rated | not rated | not rated |
| 50 | 610.39 | 471.01 | 332.30 | 191.78 | not rated | not rated |
| 55 | 748.37 | 608.64 | 470.28 | 332.46 | 192.71 | not rated |
| 60 | 886.01 | 745.76 | 607.16 | 469.79 | 332.80 | 193.66 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 152.25 | not rated | not rated | not rated | not rated | not rated |
| 40 | 265.84 | 153.27 | not rated | not rated | not rated | not rated |
| 45 | 375.95 | 265.89 | 154.15 | not rated | not rated | not rated |
| 50 | 484.94 | 375.21 | 265.95 | 154.94 | not rated | not rated |
| 55 | 593.38 | 483.45 | 374.63 | 266.12 | 155.72 | not rated |
| 60 | 701.55 | 591.24 | 482.27 | 374.25 | 266.45 | 156.57 |
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) | 332.121 | 57.64 | 23.8 |
| Low speed (Y) | 265.840 | 46.13 | 15.9 |
Dimensions
| A | 9950 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 9700 mm |
| H | 2400 mm |
| I | 1190 mm |
| K | 10250 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 10250 mm |
|---|---|
| Width | 1240 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.