BC/BD-2x291LD1-B04 C
322.78 kW
Dry cooler BC/BD-680FB5-B01 C
Defrost: None
Product code: BC/BD-680FB5-B01 C
- Heat rejection i
- 322.66 kW
- Air flow
- 117,580 m³/h
- Fans
- 6 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 117,580 m³/h |
|---|---|
| External surface | 869.4 m² |
| Inner volume | 198.1 dm³ |
| Fin material | Aluminium |
| Net weight | 1,171 kg |
| Quantity | 6 |
|---|---|
| Diameter | 800 mm |
| Speed | 900 rpm |
| Power | 10,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 55.0 dB(A) |
|---|---|
| Sound power | 88.0 dB(A) |
| Energy class | E |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-680FB5-B01 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)
- 322.662 kW Fluid flow 56.00 m³/h Pressure drop 16.2 kPa
- Heat rejection · Low speed (Y)
- 256.719 kW Fluid flow 44.56 m³/h Pressure drop 10.7 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 | 179.69 | not rated | not rated | not rated | not rated | not rated |
| 40 | 322.66 | 181.43 | not rated | not rated | not rated | not rated |
| 45 | 462.15 | 323.42 | 182.92 | not rated | not rated | not rated |
| 50 | 600.55 | 462.15 | 324.12 | 184.26 | not rated | not rated |
| 55 | 738.44 | 599.82 | 462.21 | 324.87 | 185.53 | not rated |
| 60 | 876.05 | 737.04 | 599.28 | 462.45 | 325.72 | 186.80 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 144.06 | not rated | not rated | not rated | not rated | not rated |
| 40 | 256.72 | 145.44 | not rated | not rated | not rated | not rated |
| 45 | 366.11 | 257.20 | 146.61 | not rated | not rated | not rated |
| 50 | 474.48 | 365.93 | 257.66 | 147.68 | not rated | not rated |
| 55 | 582.38 | 473.66 | 365.82 | 258.19 | 148.70 | not rated |
| 60 | 690.00 | 580.98 | 473.06 | 365.91 | 258.84 | 149.75 |
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) | 322.662 | 56.00 | 16.2 |
| Low speed (Y) | 256.719 | 44.56 | 10.7 |
Dimensions
| A | 10850 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 10600 mm |
| H | 1750 mm |
| I | 1190 mm |
| K | 11150 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 10850 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.