BC/BD-980DD5-B03 C
276.68 kW
Dry cooler BC/BD-t-2x291PB5-B04 C
Defrost: None
Product code: BC/BD-t-2x291PB5-B04 C
- Heat rejection i
- 276.73 kW
- Air flow
- 101,496 m³/h
- Fans
- 4 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 101,496 m³/h |
|---|---|
| External surface | 453.9 m² |
| Inner volume | 93.0 dm³ |
| Fin material | Aluminium |
| Net weight | 699 kg |
| Quantity | 4 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 11,200 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 65.0 dB(A) |
|---|---|
| Sound power | 96.8 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-t-2x291PB5-B04 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)
- 276.728 kW Fluid flow 48.03 m³/h Pressure drop 42.7 kPa
- Heat rejection · Low speed (Y)
- 221.385 kW Fluid flow 38.42 m³/h Pressure drop 28.7 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 | 155.84 | not rated | not rated | not rated | not rated | not rated |
| 40 | 276.73 | 157.05 | not rated | not rated | not rated | not rated |
| 45 | 394.89 | 277.22 | 158.10 | not rated | not rated | not rated |
| 50 | 512.20 | 394.78 | 277.68 | 159.06 | not rated | not rated |
| 55 | 629.09 | 511.52 | 394.76 | 278.20 | 160.01 | not rated |
| 60 | 745.77 | 627.89 | 511.02 | 394.89 | 278.83 | 160.96 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 125.72 | not rated | not rated | not rated | not rated | not rated |
| 40 | 221.39 | 126.71 | not rated | not rated | not rated | not rated |
| 45 | 314.51 | 221.75 | 127.58 | not rated | not rated | not rated |
| 50 | 406.84 | 314.40 | 222.12 | 128.38 | not rated | not rated |
| 55 | 498.79 | 406.25 | 314.37 | 222.57 | 129.19 | not rated |
| 60 | 590.51 | 497.77 | 405.87 | 314.51 | 223.13 | 130.02 |
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) | 276.728 | 48.03 | 42.7 |
| Low speed (Y) | 221.385 | 38.42 | 28.7 |
Dimensions
| A | 3850 mm |
|---|---|
| B | 1450 mm |
| C | 2310 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 3600 mm |
| H | 1750 mm |
| I | 2260 mm |
| K | 4150 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 4150 mm |
|---|---|
| Width | 2310 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.