BC/BD-t-2X663AC5-B01 C
372.46 kW
Dry cooler BC/BD-2x680DD5-B03 C
Defrost: None
Product code: BC/BD-2x680DD5-B03 C
- Heat rejection i
- 372.44 kW
- Air flow
- 87,371 m³/h
- Fans
- 12 × ⌀800 mm
Nominal conditions: water 40 → 35 °C, air inlet 25 °C, relative humidity 50 %
Data
| Air flow | 87,371 m³/h |
|---|---|
| External surface | 1,987.2 m² |
| Inner volume | 442.8 dm³ |
| Fin material | Aluminium |
| Net weight | 1,945 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-2x680DD5-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)
- 372.444 kW Fluid flow 64.59 m³/h Pressure drop 61.5 kPa
- Heat rejection · Low speed (Y)
- 272.075 kW Fluid flow 47.19 m³/h Pressure drop 35.1 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 | 228.82 | not rated | not rated | not rated | not rated | not rated |
| 40 | 372.44 | 229.01 | not rated | not rated | not rated | not rated |
| 45 | 512.06 | 371.87 | 229.31 | not rated | not rated | not rated |
| 50 | 650.35 | 510.84 | 371.63 | 229.78 | not rated | not rated |
| 55 | 788.04 | 648.52 | 510.11 | 371.79 | 230.53 | not rated |
| 60 | 925.40 | 785.61 | 647.36 | 510.03 | 372.50 | 231.63 |
Low speed (Y)
| Fluid inlet [°C] \ air [°C] | 25 | 30 | 35 | 40 | 45 | 50 |
|---|---|---|---|---|---|---|
| 35 | 169.09 | not rated | not rated | not rated | not rated | not rated |
| 40 | 272.08 | 169.47 | not rated | not rated | not rated | not rated |
| 45 | 372.05 | 272.08 | 169.75 | not rated | not rated | not rated |
| 50 | 471.06 | 371.76 | 272.00 | 170.19 | not rated | not rated |
| 55 | 569.62 | 470.51 | 371.40 | 272.27 | 170.86 | not rated |
| 60 | 667.94 | 568.82 | 469.89 | 371.55 | 272.98 | 171.81 |
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) | 372.444 | 64.59 | 61.5 |
| Low speed (Y) | 272.075 | 47.19 | 35.1 |
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.