BC/BD-2x691FB1-B04 C
757.28 kW
Dry cooler BC/BD-2x591BC1-B04 C
Defrost: None
Product code: BC/BD-2x591BC1-B04 C
- Heat rejection i
- 757.55 kW
- Air flow
- 243,951 m³/h
- Fans
- 10 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 243,951 m³/h |
|---|---|
| External surface | 2,402.4 m² |
| Inner volume | 340.9 dm³ |
| Fin material | Aluminium |
| Net weight | 1,982 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 | 101.0 dB(A) |
| Energy class | E |
| Inlet | 6" |
|---|---|
| Outlet | 6" |
| BC/BD-2x591BC1-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)
- 757.549 kW Fluid flow 131.47 m³/h Pressure drop 27.2 kPa
- Heat rejection · Low speed (Y)
- 593.978 kW Fluid flow 103.10 m³/h Pressure drop 17.5 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 | 427.05 | not rated | not rated | not rated | not rated | not rated |
| 40 | 757.55 | 430.73 | not rated | not rated | not rated | not rated |
| 45 | 1079.20 | 758.86 | 433.89 | not rated | not rated | not rated |
| 50 | 1397.90 | 1078.61 | 760.20 | 436.79 | not rated | not rated |
| 55 | 1715.29 | 1395.61 | 1078.36 | 761.68 | 439.67 | not rated |
| 60 | 2031.92 | 1711.29 | 1393.91 | 1078.68 | 763.58 | 442.62 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 338.36 | not rated | not rated | not rated | not rated | not rated |
| 40 | 593.98 | 341.24 | not rated | not rated | not rated | not rated |
| 45 | 841.41 | 594.82 | 343.76 | not rated | not rated | not rated |
| 50 | 1086.11 | 840.62 | 595.76 | 346.13 | not rated | not rated |
| 55 | 1329.66 | 1084.00 | 840.32 | 596.92 | 348.46 | not rated |
| 60 | 1572.49 | 1326.23 | 1082.57 | 840.57 | 598.50 | 350.92 |
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) | 757.549 | 131.47 | 27.2 |
| Low speed (Y) | 593.978 | 103.10 | 17.5 |
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 | 6" |
| D OUT | 6" |
| 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.