BC/BD-2x180AB5-B03 C
55.32 kW
Dry cooler BC/BD-280AB5-B03 C
Defrost: None
Product code: BC/BD-280AB5-B03 C
- Heat rejection i
- 55.25 kW
- Air flow
- 18,017 m³/h
- Fans
- 2 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 18,017 m³/h |
|---|---|
| External surface | 208.9 m² |
| Inner volume | 29.1 dm³ |
| Fin material | Aluminium |
| Net weight | 337 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 | C |
| Inlet | 1 1/2" |
|---|---|
| Outlet | 1 1/2" |
| BC/BD-280AB5-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)
- 55.254 kW Fluid flow 9.59 m³/h Pressure drop 57.7 kPa
- Heat rejection · Low speed (Y)
- 44.007 kW Fluid flow 7.64 m³/h Pressure drop 38.5 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 | 32.17 | not rated | not rated | not rated | not rated | not rated |
| 40 | 55.25 | 32.30 | not rated | not rated | not rated | not rated |
| 45 | 77.81 | 55.27 | 32.42 | not rated | not rated | not rated |
| 50 | 100.20 | 77.73 | 55.29 | 32.54 | not rated | not rated |
| 55 | 122.51 | 100.02 | 77.67 | 55.35 | 32.66 | not rated |
| 60 | 144.78 | 122.24 | 99.89 | 77.67 | 55.44 | 32.81 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 25.83 | not rated | not rated | not rated | not rated | not rated |
| 40 | 44.01 | 25.93 | not rated | not rated | not rated | not rated |
| 45 | 61.72 | 43.99 | 26.01 | not rated | not rated | not rated |
| 50 | 79.29 | 61.62 | 43.98 | 26.09 | not rated | not rated |
| 55 | 96.78 | 79.10 | 61.53 | 44.00 | 26.18 | not rated |
| 60 | 114.23 | 96.51 | 78.94 | 61.50 | 44.06 | 26.29 |
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) | 55.254 | 9.59 | 57.7 |
| Low speed (Y) | 44.007 | 7.64 | 38.5 |
Dimensions
| A | 2750 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 2500 mm |
| H | 1200 mm |
| I | 1190 mm |
| K | 3050 mm |
| D IN | 1 1/2" |
| D OUT | 1 1/2" |
| Length | 3050 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.