BC/BD-380OB1-B03 C
123.31 kW
Dry cooler BC/BD-280KD5-B01 C
Defrost: None
Product code: BC/BD-280KD5-B01 C
- Heat rejection i
- 123.47 kW
- Air flow
- 37,532 m³/h
- Fans
- 2 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 37,532 m³/h |
|---|---|
| External surface | 383.1 m² |
| Inner volume | 56.2 dm³ |
| Fin material | Aluminium |
| Net weight | 435 kg |
| Quantity | 2 |
|---|---|
| Diameter | 800 mm |
| Speed | 900 rpm |
| Power | 3,600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 51.0 dB(A) |
|---|---|
| Sound power | 83.3 dB(A) |
| Energy class | E |
| Inlet | 3" |
|---|---|
| Outlet | 3" |
| BC/BD-280KD5-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)
- 123.468 kW Fluid flow 21.43 m³/h Pressure drop 18.0 kPa
- Heat rejection · Low speed (Y)
- 95.838 kW Fluid flow 16.63 m³/h Pressure drop 11.5 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 | 70.51 | not rated | not rated | not rated | not rated | not rated |
| 40 | 123.47 | 71.08 | not rated | not rated | not rated | not rated |
| 45 | 174.73 | 123.60 | 71.58 | not rated | not rated | not rated |
| 50 | 225.46 | 174.55 | 123.76 | 72.03 | not rated | not rated |
| 55 | 275.96 | 225.00 | 174.44 | 123.94 | 72.48 | not rated |
| 60 | 326.30 | 275.21 | 224.64 | 174.44 | 124.21 | 72.94 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 55.08 | not rated | not rated | not rated | not rated | not rated |
| 40 | 95.84 | 55.55 | not rated | not rated | not rated | not rated |
| 45 | 135.02 | 95.88 | 55.93 | not rated | not rated | not rated |
| 50 | 173.74 | 134.77 | 95.92 | 56.27 | not rated | not rated |
| 55 | 212.25 | 173.24 | 134.59 | 96.01 | 56.61 | not rated |
| 60 | 250.64 | 211.51 | 172.85 | 134.51 | 96.17 | 56.97 |
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) | 123.468 | 21.43 | 18.0 |
| Low speed (Y) | 95.838 | 16.63 | 11.5 |
Dimensions
| A | 3850 mm |
|---|---|
| B | 1450 mm |
| C | 1230 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 3600 mm |
| H | 1750 mm |
| I | 1180 mm |
| K | 4150 mm |
| D IN | 3" |
| D OUT | 3" |
| Length | 4150 mm |
|---|---|
| Width | 1230 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.