BC/BD-280HB5-B01 C
71.42 kW
Dry cooler BC/BD-280CB1-B03 C
Defrost: None
Product code: BC/BD-280CB1-B03 C
- Heat rejection i
- 71.42 kW
- Air flow
- 19,840 m³/h
- Fans
- 2 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 19,840 m³/h |
|---|---|
| External surface | 360.4 m² |
| Inner volume | 43.0 dm³ |
| Fin material | Aluminium |
| Net weight | 413 kg |
| Quantity | 2 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 35.0 dB(A) |
|---|---|
| Sound power | 67.0 dB(A) |
| Energy class | B |
| Inlet | 2" |
|---|---|
| Outlet | 2" |
| BC/BD-280CB1-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)
- 71.421 kW Fluid flow 12.39 m³/h Pressure drop 40.6 kPa
- Heat rejection · Low speed (Y)
- 56.058 kW Fluid flow 9.72 m³/h Pressure drop 26.3 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 | 42.13 | not rated | not rated | not rated | not rated | not rated |
| 40 | 71.42 | 42.21 | not rated | not rated | not rated | not rated |
| 45 | 99.91 | 71.26 | 42.27 | not rated | not rated | not rated |
| 50 | 128.15 | 99.55 | 71.12 | 42.34 | not rated | not rated |
| 55 | 156.26 | 127.58 | 99.24 | 71.03 | 42.43 | not rated |
| 60 | 184.31 | 155.51 | 127.11 | 99.01 | 71.01 | 42.55 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 33.38 | not rated | not rated | not rated | not rated | not rated |
| 40 | 56.06 | 33.45 | not rated | not rated | not rated | not rated |
| 45 | 78.07 | 55.95 | 33.52 | not rated | not rated | not rated |
| 50 | 99.85 | 77.81 | 55.88 | 33.60 | not rated | not rated |
| 55 | 121.53 | 99.45 | 77.61 | 55.85 | 33.70 | not rated |
| 60 | 143.16 | 121.00 | 99.14 | 77.49 | 55.89 | 33.83 |
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) | 71.421 | 12.39 | 40.6 |
| Low speed (Y) | 56.058 | 9.72 | 26.3 |
Dimensions
| A | 3850 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 3600 mm |
| H | 1750 mm |
| I | 1190 mm |
| K | 4150 mm |
| D IN | 2" |
| D OUT | 2" |
| Length | 4150 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.