BC/BD-2x491BD1-B04 C
676.91 kW
Dry cooler BC/BD-2x680AD1-B01 C
Defrost: None
Product code: BC/BD-2x680AD1-B01 C
- Heat rejection i
- 676.05 kW
- Air flow
- 183,603 m³/h
- Fans
- 12 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 183,603 m³/h |
|---|---|
| External surface | 2,471.0 m² |
| Inner volume | 320.2 dm³ |
| Fin material | Aluminium |
| Net weight | 1,996 kg |
| Quantity | 12 |
|---|---|
| Diameter | 800 mm |
| Speed | 900 rpm |
| Power | 21,600 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 6 |
| Sound pressure | 61.0 dB(A) |
|---|---|
| Sound power | 93.5 dB(A) |
| Energy class | E |
| Inlet | 5" |
|---|---|
| Outlet | 5" |
| BC/BD-2x680AD1-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)
- 676.049 kW Fluid flow 117.32 m³/h Pressure drop 75.8 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 518.879 kW Fluid flow 89.99 m³/h Pressure drop 47.2 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 | 399.75 | not rated | not rated | not rated | not rated | not rated |
| 40 | 676.05 | 401.22 | not rated | not rated | not rated | not rated |
| 45 | 944.87 | 675.97 | 402.65 | not rated | not rated | not rated |
| 50 | 1211.25 | 943.59 | 676.28 | 404.22 | not rated | not rated |
| 55 | 1476.48 | 1208.79 | 942.95 | 677.11 | 405.99 | not rated |
| 60 | 1741.05 | 1472.87 | 1207.28 | 943.19 | 678.62 | 408.20 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 310.48 | not rated | not rated | not rated | not rated | not rated |
| 40 | 518.88 | 311.59 | not rated | not rated | not rated | not rated |
| 45 | 721.06 | 518.80 | 312.70 | not rated | not rated | not rated |
| 50 | 921.13 | 720.01 | 518.99 | 313.77 | not rated | not rated |
| 55 | 1120.23 | 919.19 | 719.47 | 519.56 | 315.20 | not rated |
| 60 | 1318.77 | 1117.42 | 917.98 | 719.58 | 520.76 | 316.98 |
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) | 676.049 | 117.32 | 75.8 |
| Low speed (Y) | 518.879 | 89.99 | 47.2 |
Dimensions
| A | 7750 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 7300 mm |
| H | 1200 mm |
| I | 2310 mm |
| K | 8250 mm |
| D IN | 5" |
| D OUT | 5" |
| Length | 8250 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.