BC/BD-491KD5-B04 C
254.46 kW
Dry cooler BC/BD-480FC5-B01 C
Defrost: None
Product code: BC/BD-480FC5-B01 C
- Heat rejection i
- 254.69 kW
- Air flow
- 74,217 m³/h
- Fans
- 4 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 74,217 m³/h |
|---|---|
| External surface | 772.4 m² |
| Inner volume | 177.3 dm³ |
| Fin material | Aluminium |
| Net weight | 858 kg |
| Quantity | 4 |
|---|---|
| Diameter | 800 mm |
| Speed | 900 rpm |
| Power | 7,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 54.0 dB(A) |
|---|---|
| Sound power | 86.5 dB(A) |
| Energy class | D |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-480FC5-B01 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)
- 254.692 kW Fluid flow 44.20 m³/h Pressure drop 64.5 kPa
- Heat rejection · Low speed (Y)
- 197.881 kW Fluid flow 34.32 m³/h Pressure drop 41.2 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 | 150.41 | not rated | not rated | not rated | not rated | not rated |
| 40 | 254.69 | 150.74 | not rated | not rated | not rated | not rated |
| 45 | 356.49 | 254.43 | 151.05 | not rated | not rated | not rated |
| 50 | 457.42 | 355.69 | 254.27 | 151.41 | not rated | not rated |
| 55 | 558.01 | 456.12 | 355.07 | 254.26 | 151.83 | not rated |
| 60 | 658.39 | 556.21 | 455.11 | 354.75 | 254.49 | 152.39 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 118.01 | not rated | not rated | not rated | not rated | not rated |
| 40 | 197.88 | 118.17 | not rated | not rated | not rated | not rated |
| 45 | 275.68 | 197.51 | 118.33 | not rated | not rated | not rated |
| 50 | 352.78 | 274.83 | 197.24 | 118.53 | not rated | not rated |
| 55 | 429.56 | 351.48 | 274.17 | 197.11 | 118.81 | not rated |
| 60 | 506.15 | 427.81 | 350.45 | 273.76 | 197.20 | 119.22 |
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) | 254.692 | 44.20 | 64.5 |
| Low speed (Y) | 197.881 | 34.32 | 41.2 |
Dimensions
| A | 7350 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 7100 mm |
| H | 1750 mm |
| I | 1190 mm |
| K | 7650 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 7650 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.