BC/BD-t-2X480GB1-B01 C
382.58 kW
Dry cooler BC/BD-491HD5-B04 C
Defrost: None
Product code: BC/BD-491HD5-B04 C
- Heat rejection i
- 382.89 kW
- Air flow
- 101,238 m³/h
- Fans
- 4 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 101,238 m³/h |
|---|---|
| External surface | 1,324.8 m² |
| Inner volume | 289.9 dm³ |
| Fin material | Aluminium |
| Net weight | 1,163 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 | 96.8 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-491HD5-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)
- 382.891 kW Fluid flow 66.40 m³/h Pressure drop 44.5 kPa
- Heat rejection · Low speed (Y)
- 292.593 kW Fluid flow 50.74 m³/h Pressure drop 27.4 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 | 227.89 | not rated | not rated | not rated | not rated | not rated |
| 40 | 382.89 | 228.16 | not rated | not rated | not rated | not rated |
| 45 | 533.69 | 381.97 | 228.40 | not rated | not rated | not rated |
| 50 | 683.07 | 531.71 | 381.21 | 228.71 | not rated | not rated |
| 55 | 831.81 | 680.07 | 530.06 | 380.76 | 229.16 | not rated |
| 60 | 980.15 | 827.79 | 677.57 | 528.91 | 380.68 | 229.81 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 176.03 | not rated | not rated | not rated | not rated | not rated |
| 40 | 292.59 | 176.18 | not rated | not rated | not rated | not rated |
| 45 | 405.66 | 291.85 | 176.38 | not rated | not rated | not rated |
| 50 | 517.56 | 404.12 | 291.29 | 176.65 | not rated | not rated |
| 55 | 628.91 | 515.25 | 402.89 | 290.98 | 177.05 | not rated |
| 60 | 739.95 | 625.86 | 513.40 | 402.09 | 291.03 | 177.68 |
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) | 382.891 | 66.40 | 44.5 |
| Low speed (Y) | 292.593 | 50.74 | 27.4 |
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.