BC/BD-2x180NB5-B01 C
124.07 kW
Dry cooler BC/BD-280NB5-B01 C
Defrost: None
Product code: BC/BD-280NB5-B01 C
- Heat rejection i
- 123.98 kW
- Air flow
- 42,757 m³/h
- Fans
- 2 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 42,757 m³/h |
|---|---|
| External surface | 417.9 m² |
| Inner volume | 61.1 dm³ |
| Fin material | Aluminium |
| Net weight | 491 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 | 83.0 dB(A) |
| Energy class | D |
| Inlet | 2 1/2" |
|---|---|
| Outlet | 2 1/2" |
| BC/BD-280NB5-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)
- 123.979 kW Fluid flow 21.52 m³/h Pressure drop 61.5 kPa
- Heat rejection · Low speed (Y)
- 99.879 kW Fluid flow 17.34 m³/h Pressure drop 41.9 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 | 71.85 | not rated | not rated | not rated | not rated | not rated |
| 40 | 123.98 | 72.03 | not rated | not rated | not rated | not rated |
| 45 | 174.99 | 123.82 | 72.18 | not rated | not rated | not rated |
| 50 | 225.65 | 174.52 | 123.67 | 72.32 | not rated | not rated |
| 55 | 276.13 | 224.88 | 174.11 | 123.58 | 72.47 | not rated |
| 60 | 326.52 | 275.07 | 224.21 | 173.79 | 123.56 | 72.66 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 58.34 | not rated | not rated | not rated | not rated | not rated |
| 40 | 99.88 | 58.46 | not rated | not rated | not rated | not rated |
| 45 | 140.43 | 99.70 | 58.56 | not rated | not rated | not rated |
| 50 | 180.67 | 139.98 | 99.54 | 58.66 | not rated | not rated |
| 55 | 220.75 | 179.96 | 139.60 | 99.43 | 58.77 | not rated |
| 60 | 260.75 | 219.79 | 179.35 | 139.29 | 99.39 | 58.92 |
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) | 123.979 | 21.52 | 61.5 |
| Low speed (Y) | 99.879 | 17.34 | 41.9 |
Dimensions
| A | 5150 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 4900 mm |
| H | 2400 mm |
| I | 1190 mm |
| K | 5450 mm |
| D IN | 2 1/2" |
| D OUT | 2 1/2" |
| Length | 5450 mm |
|---|---|
| Width | 1240 mm |
| Height | 1450 mm |
Downloads
Ask about product
Our engineers answer with a selection for your conditions.
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.