BC/BD-2x791ED5-B04 C
953.74 kW
Dry cooler BC/BD-2x891EB1-B04 C
Defrost: None
Product code: BC/BD-2x891EB1-B04 C
- Heat rejection i
- 950.33 kW
- Air flow
- 383,053 m³/h
- Fans
- 16 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 383,053 m³/h |
|---|---|
| External surface | 2,306.3 m² |
| Inner volume | 331.0 dm³ |
| Fin material | Aluminium |
| Net weight | 2,532 kg |
| Quantity | 16 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 44,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 71.0 dB(A) |
|---|---|
| Sound power | 104.0 dB(A) |
| Energy class | E |
| Inlet | 6" |
|---|---|
| Outlet | 6" |
| BC/BD-2x891EB1-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)
- 950.325 kW Fluid flow 164.95 m³/h Pressure drop 75.5 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 764.322 kW Fluid flow 132.67 m³/h Pressure drop 51.2 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 | 536.92 | not rated | not rated | not rated | not rated | not rated |
| 40 | 950.33 | 540.68 | not rated | not rated | not rated | not rated |
| 45 | 1355.93 | 952.29 | 544.03 | not rated | not rated | not rated |
| 50 | 1759.04 | 1356.36 | 954.31 | 547.16 | not rated | not rated |
| 55 | 2161.06 | 1758.06 | 1357.19 | 956.49 | 550.24 | not rated |
| 60 | 2562.37 | 2158.62 | 1757.77 | 1358.54 | 959.05 | 553.43 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 435.62 | not rated | not rated | not rated | not rated | not rated |
| 40 | 764.32 | 438.66 | not rated | not rated | not rated | not rated |
| 45 | 1085.86 | 765.84 | 441.35 | not rated | not rated | not rated |
| 50 | 1405.07 | 1086.12 | 767.40 | 443.87 | not rated | not rated |
| 55 | 1723.25 | 1404.15 | 1086.71 | 769.18 | 446.46 | not rated |
| 60 | 2040.78 | 1721.21 | 1403.88 | 1087.85 | 771.40 | 449.21 |
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) | 950.325 | 164.95 | 75.5 |
| Low speed (Y) | 764.322 | 132.67 | 51.2 |
Dimensions
| A | 11750 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 11300 mm |
| H | 1400 mm |
| I | 2310 mm |
| K | 12250 mm |
| D IN | 6" |
| D OUT | 6" |
| Length | 12250 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.