BC/BD-591BB1-B04 C
331.22 kW
Dry cooler BC/BD-2x680AB5-B03 C
Defrost: None
Product code: BC/BD-2x680AB5-B03 C
- Heat rejection i
- 331.19 kW
- Air flow
- 108,103 m³/h
- Fans
- 12 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 108,103 m³/h |
|---|---|
| External surface | 1,253.6 m² |
| Inner volume | 195.7 dm³ |
| Fin material | Aluminium |
| Net weight | 1,637 kg |
| Quantity | 12 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 3,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 43.0 dB(A) |
|---|---|
| Sound power | 75.0 dB(A) |
| Energy class | C |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-2x680AB5-B03 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)
- 331.187 kW Fluid flow 57.47 m³/h Pressure drop 51.9 kPa
- Heat rejection · Low speed (Y)
- 263.791 kW Fluid flow 45.79 m³/h Pressure drop 34.6 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 | 192.69 | not rated | not rated | not rated | not rated | not rated |
| 40 | 331.19 | 193.49 | not rated | not rated | not rated | not rated |
| 45 | 466.54 | 331.30 | 194.20 | not rated | not rated | not rated |
| 50 | 600.88 | 466.05 | 331.46 | 194.91 | not rated | not rated |
| 55 | 734.76 | 599.81 | 465.73 | 331.78 | 195.68 | not rated |
| 60 | 868.36 | 733.13 | 599.06 | 465.71 | 332.33 | 196.57 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 154.73 | not rated | not rated | not rated | not rated | not rated |
| 40 | 263.79 | 155.30 | not rated | not rated | not rated | not rated |
| 45 | 370.08 | 263.72 | 155.79 | not rated | not rated | not rated |
| 50 | 475.48 | 369.47 | 263.68 | 156.28 | not rated | not rated |
| 55 | 580.42 | 474.35 | 368.98 | 263.80 | 156.84 | not rated |
| 60 | 685.18 | 578.82 | 473.43 | 368.78 | 264.12 | 157.53 |
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) | 331.187 | 57.47 | 51.9 |
| Low speed (Y) | 263.791 | 45.79 | 34.6 |
Dimensions
| A | 7550 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 7300 mm |
| H | 1200 mm |
| I | 2310 mm |
| K | 7850 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 7850 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.