BC/BD-2x591BB1-B04 C
662.43 kW
Dry cooler BC/BD-2x591DB5-B04 C
Defrost: None
Product code: BC/BD-2x591DB5-B04 C
- Heat rejection i
- 660.76 kW
- Air flow
- 252,084 m³/h
- Fans
- 10 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 252,084 m³/h |
|---|---|
| External surface | 1,449.0 m² |
| Inner volume | 356.7 dm³ |
| Fin material | Aluminium |
| Net weight | 1,812 kg |
| Quantity | 10 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 28,000 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 68.0 dB(A) |
|---|---|
| Sound power | 100.9 dB(A) |
| Energy class | E |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-2x591DB5-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)
- 660.755 kW Fluid flow 114.67 m³/h Pressure drop 74.1 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 528.195 kW Fluid flow 91.67 m³/h Pressure drop 49.6 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 | 379.42 | not rated | not rated | not rated | not rated | not rated |
| 40 | 660.76 | 381.13 | not rated | not rated | not rated | not rated |
| 45 | 936.72 | 661.23 | 382.70 | not rated | not rated | not rated |
| 50 | 1210.97 | 936.07 | 661.76 | 384.16 | not rated | not rated |
| 55 | 1484.39 | 1209.24 | 935.68 | 662.51 | 385.66 | not rated |
| 60 | 1757.36 | 1481.60 | 1207.95 | 935.74 | 663.56 | 387.31 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 305.69 | not rated | not rated | not rated | not rated | not rated |
| 40 | 528.20 | 307.06 | not rated | not rated | not rated | not rated |
| 45 | 745.92 | 528.56 | 308.32 | not rated | not rated | not rated |
| 50 | 962.10 | 745.38 | 529.01 | 309.59 | not rated | not rated |
| 55 | 1177.54 | 960.70 | 745.12 | 529.68 | 310.90 | not rated |
| 60 | 1392.58 | 1175.31 | 959.76 | 745.32 | 530.72 | 312.38 |
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) | 660.755 | 114.67 | 74.1 |
| Low speed (Y) | 528.195 | 91.67 | 49.6 |
Dimensions
| A | 9300 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 8850 mm |
| H | 1750 mm |
| I | 2310 mm |
| K | 9800 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 9800 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.