BC/BD-2x680HB5-B03 C
284.42 kW
Dry cooler BC/BD-2x280NC5-B01 C
Defrost: None
Product code: BC/BD-2x280NC5-B01 C
- Heat rejection i
- 284.49 kW
- Air flow
- 83,343 m³/h
- Fans
- 4 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 83,343 m³/h |
|---|---|
| External surface | 1,113.9 m² |
| Inner volume | 177.5 dm³ |
| Fin material | Aluminium |
| Net weight | 957 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 | 86.0 dB(A) |
| Energy class | D |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-2x280NC5-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)
- 284.494 kW Fluid flow 49.38 m³/h Pressure drop 49.2 kPa
- Heat rejection · Low speed (Y)
- 224.162 kW Fluid flow 38.87 m³/h Pressure drop 32.1 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 | 167.06 | not rated | not rated | not rated | not rated | not rated |
| 40 | 284.49 | 167.33 | not rated | not rated | not rated | not rated |
| 45 | 398.99 | 283.86 | 167.55 | not rated | not rated | not rated |
| 50 | 512.51 | 397.53 | 283.32 | 167.78 | not rated | not rated |
| 55 | 625.54 | 510.25 | 396.30 | 282.93 | 168.09 | not rated |
| 60 | 738.37 | 622.56 | 508.34 | 395.31 | 282.77 | 168.50 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 132.88 | not rated | not rated | not rated | not rated | not rated |
| 40 | 224.16 | 133.05 | not rated | not rated | not rated | not rated |
| 45 | 312.93 | 223.57 | 133.21 | not rated | not rated | not rated |
| 50 | 400.85 | 311.66 | 223.08 | 133.37 | not rated | not rated |
| 55 | 488.38 | 398.94 | 310.59 | 222.73 | 133.61 | not rated |
| 60 | 575.69 | 485.85 | 397.34 | 309.80 | 222.60 | 133.91 |
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) | 284.494 | 49.38 | 49.2 |
| Low speed (Y) | 224.162 | 38.87 | 32.1 |
Dimensions
| A | 5150 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 4900 mm |
| H | 2400 mm |
| I | 2310 mm |
| K | 5450 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 5450 mm |
|---|---|
| Width | 2360 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.