BC/BD-680CD5-B03 C
227.65 kW
Dry cooler BC/BD-391LD5-B04 C
Defrost: None
Product code: BC/BD-391LD5-B04 C
- Heat rejection i
- 227.67 kW
- Air flow
- 72,176 m³/h
- Fans
- 3 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 72,176 m³/h |
|---|---|
| External surface | 574.7 m² |
| Inner volume | 77.6 dm³ |
| Fin material | Aluminium |
| Net weight | 642 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 | 96.0 dB(A) |
| Energy class | E |
| Inlet | 3" |
|---|---|
| Outlet | 3" |
| BC/BD-391LD5-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)
- 227.666 kW Fluid flow 39.52 m³/h Pressure drop 75.6 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 176.406 kW Fluid flow 30.62 m³/h Pressure drop 48.0 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 | 132.78 | not rated | not rated | not rated | not rated | not rated |
| 40 | 227.67 | 133.29 | not rated | not rated | not rated | not rated |
| 45 | 320.31 | 227.66 | 133.75 | not rated | not rated | not rated |
| 50 | 412.23 | 319.86 | 227.71 | 134.21 | not rated | not rated |
| 55 | 503.81 | 411.36 | 319.55 | 227.87 | 134.73 | not rated |
| 60 | 595.20 | 502.53 | 410.71 | 319.46 | 228.21 | 135.31 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 103.78 | not rated | not rated | not rated | not rated | not rated |
| 40 | 176.41 | 104.18 | not rated | not rated | not rated | not rated |
| 45 | 247.11 | 176.38 | 104.55 | not rated | not rated | not rated |
| 50 | 317.16 | 246.73 | 176.42 | 104.94 | not rated | not rated |
| 55 | 386.94 | 316.45 | 246.46 | 176.56 | 105.36 | not rated |
| 60 | 456.56 | 385.91 | 315.94 | 246.41 | 176.86 | 105.87 |
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) | 227.666 | 39.52 | 75.6 |
| Low speed (Y) | 176.406 | 30.62 | 48.0 |
Dimensions
| A | 5600 mm |
|---|---|
| B | 1450 mm |
| C | 1230 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 5350 mm |
| H | 1750 mm |
| I | 1180 mm |
| K | 5900 mm |
| D IN | 3" |
| D OUT | 3" |
| Length | 5900 mm |
|---|---|
| Width | 1230 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.