BC/BD-2x680CD1-B03 C
468.46 kW
Dry cooler BC/BD-691BD5-B04 C
Defrost: None
Product code: BC/BD-691BD5-B04 C
- Heat rejection i
- 468.46 kW
- Air flow
- 142,886 m³/h
- Fans
- 6 × ⌀910 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 142,886 m³/h |
|---|---|
| External surface | 1,523.5 m² |
| Inner volume | 221.2 dm³ |
| Fin material | Aluminium |
| Net weight | 1,356 kg |
| Quantity | 6 |
|---|---|
| Diameter | 910 mm |
| Speed | 840 rpm |
| Power | 16,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 66.0 dB(A) |
|---|---|
| Sound power | 99.1 dB(A) |
| Energy class | E |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-691BD5-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)
- 468.460 kW Fluid flow 81.30 m³/h Pressure drop 29.2 kPa
- Heat rejection · Low speed (Y)
- 363.331 kW Fluid flow 63.06 m³/h Pressure drop 18.5 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 | 269.14 | not rated | not rated | not rated | not rated | not rated |
| 40 | 468.46 | 270.78 | not rated | not rated | not rated | not rated |
| 45 | 662.40 | 468.70 | 272.19 | not rated | not rated | not rated |
| 50 | 854.63 | 661.52 | 469.01 | 273.57 | not rated | not rated |
| 55 | 1046.00 | 852.65 | 660.89 | 469.60 | 275.02 | not rated |
| 60 | 1236.88 | 1042.96 | 851.18 | 660.80 | 470.51 | 276.57 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 211.00 | not rated | not rated | not rated | not rated | not rated |
| 40 | 363.33 | 212.32 | not rated | not rated | not rated | not rated |
| 45 | 510.81 | 363.53 | 213.47 | not rated | not rated | not rated |
| 50 | 656.81 | 510.16 | 363.73 | 214.58 | not rated | not rated |
| 55 | 802.06 | 655.35 | 509.70 | 364.18 | 215.75 | not rated |
| 60 | 946.91 | 799.85 | 654.24 | 509.64 | 364.96 | 217.07 |
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) | 468.460 | 81.30 | 29.2 |
| Low speed (Y) | 363.331 | 63.06 | 18.5 |
Dimensions
| A | 11050 mm |
|---|---|
| B | 1450 mm |
| C | 1240 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 10600 mm |
| H | 1750 mm |
| I | 1190 mm |
| K | 11550 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 11550 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.