BC/BD-680CD1-B03 C
234.23 kW
Dry cooler BC/BD-391BD5-B04 C
Defrost: None
Product code: BC/BD-391BD5-B04 C
- Heat rejection i
- 234.37 kW
- Air flow
- 71,443 m³/h
- Fans
- 3 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 71,443 m³/h |
|---|---|
| External surface | 761.7 m² |
| Inner volume | 106.6 dm³ |
| Fin material | Aluminium |
| Net weight | 704 kg |
| Quantity | 3 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 8,400 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 64.0 dB(A) |
|---|---|
| Sound power | 96.1 dB(A) |
| Energy class | E |
| Inlet | 3" |
|---|---|
| Outlet | 3" |
| BC/BD-391BD5-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)
- 234.367 kW Fluid flow 40.68 m³/h Pressure drop 33.9 kPa
- Heat rejection · Low speed (Y)
- 181.763 kW Fluid flow 31.55 m³/h Pressure drop 21.4 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 | 134.72 | not rated | not rated | not rated | not rated | not rated |
| 40 | 234.37 | 135.53 | not rated | not rated | not rated | not rated |
| 45 | 331.35 | 234.48 | 136.23 | not rated | not rated | not rated |
| 50 | 427.44 | 330.89 | 234.63 | 136.91 | not rated | not rated |
| 55 | 523.12 | 426.45 | 330.56 | 234.92 | 137.63 | not rated |
| 60 | 618.56 | 521.60 | 425.70 | 330.52 | 235.37 | 138.40 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 105.61 | not rated | not rated | not rated | not rated | not rated |
| 40 | 181.76 | 106.26 | not rated | not rated | not rated | not rated |
| 45 | 255.50 | 181.86 | 106.83 | not rated | not rated | not rated |
| 50 | 328.49 | 255.17 | 181.95 | 107.38 | not rated | not rated |
| 55 | 401.12 | 327.76 | 254.93 | 182.17 | 107.96 | not rated |
| 60 | 473.54 | 400.01 | 327.20 | 254.90 | 182.56 | 108.62 |
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) | 234.367 | 40.68 | 33.9 |
| Low speed (Y) | 181.763 | 31.55 | 21.4 |
Dimensions
| A | 5600 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 5350 mm |
| H | 1750 mm |
| I | 1190 mm |
| K | 5900 mm |
| D IN | 3" |
| D OUT | 3" |
| Length | 5900 mm |
|---|---|
| Width | 1240 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.