BC/BD-t-2X663AC1-B01 C
393.79 kW
Dry cooler BC/BD-2x680AD1-B03 C
Defrost: None
Product code: BC/BD-2x680AD1-B03 C
- Heat rejection i
- 393.84 kW
- Air flow
- 91,244 m³/h
- Fans
- 12 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 91,244 m³/h |
|---|---|
| External surface | 2,470.7 m² |
| Inner volume | 297.0 dm³ |
| Fin material | Aluminium |
| Net weight | 1,953 kg |
| Quantity | 12 |
|---|---|
| Diameter | 800 mm |
| Speed | 435 rpm |
| Power | 3,800 W |
| Supply | 400V/3Ph/50Hz |
| Motor type | AC |
| Poles | 12 |
| Sound pressure | 43.0 dB(A) |
|---|---|
| Sound power | 75.0 dB(A) |
| Energy class | C |
| Inlet | 4" |
|---|---|
| Outlet | 4" |
| BC/BD-2x680AD1-B03 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)
- 393.842 kW Fluid flow 68.30 m³/h Pressure drop 86.8 kPa above the recommended pressure drop
- Heat rejection · Low speed (Y)
- 289.726 kW Fluid flow 50.25 m³/h Pressure drop 50.3 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 | 242.20 | not rated | not rated | not rated | not rated | not rated |
| 40 | 393.84 | 242.30 | not rated | not rated | not rated | not rated |
| 45 | 541.12 | 393.05 | 242.39 | not rated | not rated | not rated |
| 50 | 686.96 | 539.52 | 392.37 | 242.67 | not rated | not rated |
| 55 | 832.13 | 684.62 | 538.18 | 392.14 | 243.24 | not rated |
| 60 | 976.95 | 829.07 | 682.65 | 537.52 | 392.49 | 244.20 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 180.30 | not rated | not rated | not rated | not rated | not rated |
| 40 | 289.73 | 180.52 | not rated | not rated | not rated | not rated |
| 45 | 395.82 | 289.38 | 180.78 | not rated | not rated | not rated |
| 50 | 500.84 | 395.02 | 289.21 | 181.22 | not rated | not rated |
| 55 | 605.39 | 499.63 | 394.50 | 289.42 | 181.91 | not rated |
| 60 | 709.67 | 603.78 | 498.81 | 394.56 | 290.12 | 182.93 |
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) | 393.842 | 68.30 | 86.8 |
| Low speed (Y) | 289.726 | 50.25 | 50.3 |
Dimensions
| A | 7550 mm |
|---|---|
| B | 1450 mm |
| C | 2360 mm |
| F | 1150 mm |
| G | 550 mm |
| E | 7300 mm |
| H | 1200 mm |
| I | 2310 mm |
| K | 7850 mm |
| D IN | 4" |
| D OUT | 4" |
| Length | 7850 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.